6564 lines
232 KiB
Python
6564 lines
232 KiB
Python
import math
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import unittest
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import sys
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import warnings
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import pygame
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from pygame import draw
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from pygame import draw_py
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from pygame.locals import SRCALPHA
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from pygame.tests import test_utils
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from pygame.math import Vector2
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RED = BG_RED = pygame.Color("red")
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GREEN = FG_GREEN = pygame.Color("green")
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# Clockwise from the top left corner and ending with the center point.
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RECT_POSITION_ATTRIBUTES = (
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"topleft",
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"midtop",
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"topright",
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"midright",
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"bottomright",
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"midbottom",
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"bottomleft",
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"midleft",
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"center",
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)
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def get_border_values(surface, width, height):
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"""Returns a list containing lists with the values of the surface's
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borders.
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"""
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border_top = [surface.get_at((x, 0)) for x in range(width)]
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border_left = [surface.get_at((0, y)) for y in range(height)]
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border_right = [surface.get_at((width - 1, y)) for y in range(height)]
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border_bottom = [surface.get_at((x, height - 1)) for x in range(width)]
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return [border_top, border_left, border_right, border_bottom]
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def corners(surface):
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"""Returns a tuple with the corner positions of the given surface.
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Clockwise from the top left corner.
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"""
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width, height = surface.get_size()
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return ((0, 0), (width - 1, 0), (width - 1, height - 1), (0, height - 1))
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def rect_corners_mids_and_center(rect):
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"""Returns a tuple with each corner, mid, and the center for a given rect.
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Clockwise from the top left corner and ending with the center point.
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"""
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return (
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rect.topleft,
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rect.midtop,
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rect.topright,
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rect.midright,
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rect.bottomright,
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rect.midbottom,
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rect.bottomleft,
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rect.midleft,
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rect.center,
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)
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def border_pos_and_color(surface):
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"""Yields each border position and its color for a given surface.
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Clockwise from the top left corner.
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"""
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width, height = surface.get_size()
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right, bottom = width - 1, height - 1
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# Top edge.
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for x in range(width):
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pos = (x, 0)
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yield pos, surface.get_at(pos)
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# Right edge.
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# Top right done in top edge loop.
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for y in range(1, height):
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pos = (right, y)
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yield pos, surface.get_at(pos)
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# Bottom edge.
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# Bottom right done in right edge loop.
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for x in range(right - 1, -1, -1):
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pos = (x, bottom)
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yield pos, surface.get_at(pos)
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# Left edge.
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# Bottom left done in bottom edge loop. Top left done in top edge loop.
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for y in range(bottom - 1, 0, -1):
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pos = (0, y)
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yield pos, surface.get_at(pos)
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def get_color_points(surface, color, bounds_rect=None, match_color=True):
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"""Get all the points of a given color on the surface within the given
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bounds.
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If bounds_rect is None the full surface is checked.
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If match_color is True, all points matching the color are returned,
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otherwise all points not matching the color are returned.
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"""
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get_at = surface.get_at # For possible speed up.
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if bounds_rect is None:
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x_range = range(surface.get_width())
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y_range = range(surface.get_height())
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else:
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x_range = range(bounds_rect.left, bounds_rect.right)
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y_range = range(bounds_rect.top, bounds_rect.bottom)
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surface.lock() # For possible speed up.
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if match_color:
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pts = [(x, y) for x in x_range for y in y_range if get_at((x, y)) == color]
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else:
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pts = [(x, y) for x in x_range for y in y_range if get_at((x, y)) != color]
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surface.unlock()
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return pts
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def create_bounding_rect(surface, surf_color, default_pos):
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"""Create a rect to bound all the pixels that don't match surf_color.
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The default_pos parameter is used to position the bounding rect for the
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case where all pixels match the surf_color.
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"""
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width, height = surface.get_clip().size
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xmin, ymin = width, height
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xmax, ymax = -1, -1
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get_at = surface.get_at # For possible speed up.
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surface.lock() # For possible speed up.
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for y in range(height):
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for x in range(width):
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if get_at((x, y)) != surf_color:
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xmin = min(x, xmin)
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xmax = max(x, xmax)
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ymin = min(y, ymin)
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ymax = max(y, ymax)
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surface.unlock()
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if -1 == xmax:
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# No points means a 0 sized rect positioned at default_pos.
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return pygame.Rect(default_pos, (0, 0))
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return pygame.Rect((xmin, ymin), (xmax - xmin + 1, ymax - ymin + 1))
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class InvalidBool(object):
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"""To help test invalid bool values."""
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__nonzero__ = None
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__bool__ = None
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class DrawTestCase(unittest.TestCase):
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"""Base class to test draw module functions."""
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draw_rect = staticmethod(draw.rect)
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draw_polygon = staticmethod(draw.polygon)
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draw_circle = staticmethod(draw.circle)
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draw_ellipse = staticmethod(draw.ellipse)
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draw_arc = staticmethod(draw.arc)
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draw_line = staticmethod(draw.line)
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draw_lines = staticmethod(draw.lines)
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draw_aaline = staticmethod(draw.aaline)
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draw_aalines = staticmethod(draw.aalines)
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class PythonDrawTestCase(unittest.TestCase):
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"""Base class to test draw_py module functions."""
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# draw_py is currently missing some functions.
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# draw_rect = staticmethod(draw_py.draw_rect)
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draw_polygon = staticmethod(draw_py.draw_polygon)
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# draw_circle = staticmethod(draw_py.draw_circle)
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# draw_ellipse = staticmethod(draw_py.draw_ellipse)
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# draw_arc = staticmethod(draw_py.draw_arc)
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draw_line = staticmethod(draw_py.draw_line)
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draw_lines = staticmethod(draw_py.draw_lines)
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draw_aaline = staticmethod(draw_py.draw_aaline)
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draw_aalines = staticmethod(draw_py.draw_aalines)
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### Ellipse Testing ###########################################################
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class DrawEllipseMixin(object):
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"""Mixin tests for drawing ellipses.
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This class contains all the general ellipse drawing tests.
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"""
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def test_ellipse__args(self):
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"""Ensures draw ellipse accepts the correct args."""
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bounds_rect = self.draw_ellipse(
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pygame.Surface((3, 3)), (0, 10, 0, 50), pygame.Rect((0, 0), (3, 2)), 1
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)
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self.assertIsInstance(bounds_rect, pygame.Rect)
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def test_ellipse__args_without_width(self):
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"""Ensures draw ellipse accepts the args without a width."""
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bounds_rect = self.draw_ellipse(
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pygame.Surface((2, 2)), (1, 1, 1, 99), pygame.Rect((1, 1), (1, 1))
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)
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self.assertIsInstance(bounds_rect, pygame.Rect)
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def test_ellipse__args_with_negative_width(self):
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"""Ensures draw ellipse accepts the args with negative width."""
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bounds_rect = self.draw_ellipse(
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pygame.Surface((3, 3)), (0, 10, 0, 50), pygame.Rect((2, 3), (3, 2)), -1
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)
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self.assertIsInstance(bounds_rect, pygame.Rect)
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self.assertEqual(bounds_rect, pygame.Rect(2, 3, 0, 0))
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def test_ellipse__args_with_width_gt_radius(self):
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"""Ensures draw ellipse accepts the args with
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width > rect.w // 2 and width > rect.h // 2.
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"""
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rect = pygame.Rect((0, 0), (4, 4))
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bounds_rect = self.draw_ellipse(
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pygame.Surface((3, 3)), (0, 10, 0, 50), rect, rect.w // 2 + 1
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)
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self.assertIsInstance(bounds_rect, pygame.Rect)
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bounds_rect = self.draw_ellipse(
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pygame.Surface((3, 3)), (0, 10, 0, 50), rect, rect.h // 2 + 1
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)
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self.assertIsInstance(bounds_rect, pygame.Rect)
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def test_ellipse__kwargs(self):
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"""Ensures draw ellipse accepts the correct kwargs
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with and without a width arg.
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"""
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kwargs_list = [
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{
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"surface": pygame.Surface((4, 4)),
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"color": pygame.Color("yellow"),
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"rect": pygame.Rect((0, 0), (3, 2)),
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"width": 1,
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},
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{
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"surface": pygame.Surface((2, 1)),
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"color": (0, 10, 20),
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"rect": (0, 0, 1, 1),
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},
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]
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for kwargs in kwargs_list:
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bounds_rect = self.draw_ellipse(**kwargs)
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self.assertIsInstance(bounds_rect, pygame.Rect)
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def test_ellipse__kwargs_order_independent(self):
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"""Ensures draw ellipse's kwargs are not order dependent."""
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bounds_rect = self.draw_ellipse(
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color=(1, 2, 3),
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surface=pygame.Surface((3, 2)),
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width=0,
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rect=pygame.Rect((1, 0), (1, 1)),
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)
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self.assertIsInstance(bounds_rect, pygame.Rect)
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def test_ellipse__args_missing(self):
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"""Ensures draw ellipse detects any missing required args."""
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surface = pygame.Surface((1, 1))
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with self.assertRaises(TypeError):
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bounds_rect = self.draw_ellipse(surface, pygame.Color("red"))
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with self.assertRaises(TypeError):
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bounds_rect = self.draw_ellipse(surface)
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with self.assertRaises(TypeError):
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bounds_rect = self.draw_ellipse()
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def test_ellipse__kwargs_missing(self):
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"""Ensures draw ellipse detects any missing required kwargs."""
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kwargs = {
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"surface": pygame.Surface((1, 2)),
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"color": pygame.Color("red"),
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"rect": pygame.Rect((1, 0), (2, 2)),
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"width": 2,
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}
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for name in ("rect", "color", "surface"):
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invalid_kwargs = dict(kwargs)
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invalid_kwargs.pop(name) # Pop from a copy.
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with self.assertRaises(TypeError):
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bounds_rect = self.draw_ellipse(**invalid_kwargs)
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def test_ellipse__arg_invalid_types(self):
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"""Ensures draw ellipse detects invalid arg types."""
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surface = pygame.Surface((2, 2))
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color = pygame.Color("blue")
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rect = pygame.Rect((1, 1), (1, 1))
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with self.assertRaises(TypeError):
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# Invalid width.
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bounds_rect = self.draw_ellipse(surface, color, rect, "1")
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with self.assertRaises(TypeError):
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# Invalid rect.
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bounds_rect = self.draw_ellipse(surface, color, (1, 2, 3, 4, 5), 1)
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with self.assertRaises(TypeError):
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# Invalid color.
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bounds_rect = self.draw_ellipse(surface, 2.3, rect, 0)
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with self.assertRaises(TypeError):
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# Invalid surface.
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bounds_rect = self.draw_ellipse(rect, color, rect, 2)
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def test_ellipse__kwarg_invalid_types(self):
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"""Ensures draw ellipse detects invalid kwarg types."""
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surface = pygame.Surface((3, 3))
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color = pygame.Color("green")
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rect = pygame.Rect((0, 1), (1, 1))
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kwargs_list = [
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{
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"surface": pygame.Surface, # Invalid surface.
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"color": color,
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"rect": rect,
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"width": 1,
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},
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{
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"surface": surface,
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"color": 2.3, # Invalid color.
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"rect": rect,
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"width": 1,
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},
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{
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"surface": surface,
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"color": color,
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"rect": (0, 0, 0), # Invalid rect.
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"width": 1,
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},
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{"surface": surface, "color": color, "rect": rect, "width": 1.1},
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] # Invalid width.
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for kwargs in kwargs_list:
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with self.assertRaises(TypeError):
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bounds_rect = self.draw_ellipse(**kwargs)
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def test_ellipse__kwarg_invalid_name(self):
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"""Ensures draw ellipse detects invalid kwarg names."""
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surface = pygame.Surface((2, 3))
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color = pygame.Color("cyan")
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rect = pygame.Rect((0, 1), (2, 2))
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kwargs_list = [
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{
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"surface": surface,
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"color": color,
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"rect": rect,
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"width": 1,
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"invalid": 1,
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},
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{"surface": surface, "color": color, "rect": rect, "invalid": 1},
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]
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for kwargs in kwargs_list:
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with self.assertRaises(TypeError):
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bounds_rect = self.draw_ellipse(**kwargs)
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def test_ellipse__args_and_kwargs(self):
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"""Ensures draw ellipse accepts a combination of args/kwargs"""
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surface = pygame.Surface((3, 1))
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color = (255, 255, 0, 0)
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rect = pygame.Rect((1, 0), (2, 1))
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width = 0
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kwargs = {"surface": surface, "color": color, "rect": rect, "width": width}
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for name in ("surface", "color", "rect", "width"):
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kwargs.pop(name)
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if "surface" == name:
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bounds_rect = self.draw_ellipse(surface, **kwargs)
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elif "color" == name:
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bounds_rect = self.draw_ellipse(surface, color, **kwargs)
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elif "rect" == name:
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bounds_rect = self.draw_ellipse(surface, color, rect, **kwargs)
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else:
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bounds_rect = self.draw_ellipse(surface, color, rect, width, **kwargs)
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self.assertIsInstance(bounds_rect, pygame.Rect)
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def test_ellipse__valid_width_values(self):
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"""Ensures draw ellipse accepts different width values."""
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pos = (1, 1)
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surface_color = pygame.Color("white")
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surface = pygame.Surface((3, 4))
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color = (10, 20, 30, 255)
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kwargs = {
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"surface": surface,
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"color": color,
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"rect": pygame.Rect(pos, (3, 2)),
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"width": None,
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}
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for width in (-1000, -10, -1, 0, 1, 10, 1000):
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surface.fill(surface_color) # Clear for each test.
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kwargs["width"] = width
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expected_color = color if width >= 0 else surface_color
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bounds_rect = self.draw_ellipse(**kwargs)
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self.assertEqual(surface.get_at(pos), expected_color)
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self.assertIsInstance(bounds_rect, pygame.Rect)
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def test_ellipse__valid_rect_formats(self):
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"""Ensures draw ellipse accepts different rect formats."""
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pos = (1, 1)
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expected_color = pygame.Color("red")
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surface_color = pygame.Color("black")
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surface = pygame.Surface((4, 4))
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kwargs = {"surface": surface, "color": expected_color, "rect": None, "width": 0}
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rects = (pygame.Rect(pos, (1, 3)), (pos, (2, 1)), (pos[0], pos[1], 1, 1))
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for rect in rects:
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surface.fill(surface_color) # Clear for each test.
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kwargs["rect"] = rect
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bounds_rect = self.draw_ellipse(**kwargs)
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self.assertEqual(surface.get_at(pos), expected_color)
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self.assertIsInstance(bounds_rect, pygame.Rect)
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def test_ellipse__valid_color_formats(self):
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"""Ensures draw ellipse accepts different color formats."""
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pos = (1, 1)
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green_color = pygame.Color("green")
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surface_color = pygame.Color("black")
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surface = pygame.Surface((3, 4))
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kwargs = {
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"surface": surface,
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"color": None,
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"rect": pygame.Rect(pos, (1, 2)),
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"width": 0,
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}
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reds = (
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(0, 255, 0),
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(0, 255, 0, 255),
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surface.map_rgb(green_color),
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green_color,
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)
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for color in reds:
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surface.fill(surface_color) # Clear for each test.
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kwargs["color"] = color
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if isinstance(color, int):
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expected_color = surface.unmap_rgb(color)
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else:
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expected_color = green_color
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bounds_rect = self.draw_ellipse(**kwargs)
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self.assertEqual(surface.get_at(pos), expected_color)
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self.assertIsInstance(bounds_rect, pygame.Rect)
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def test_ellipse__invalid_color_formats(self):
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"""Ensures draw ellipse handles invalid color formats correctly."""
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pos = (1, 1)
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surface = pygame.Surface((4, 3))
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kwargs = {
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"surface": surface,
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"color": None,
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"rect": pygame.Rect(pos, (2, 2)),
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"width": 1,
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}
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for expected_color in (2.3, surface):
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kwargs["color"] = expected_color
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with self.assertRaises(TypeError):
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bounds_rect = self.draw_ellipse(**kwargs)
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|
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def test_ellipse(self):
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"""Tests ellipses of differing sizes on surfaces of differing sizes.
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Checks if the number of sides touching the border of the surface is
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correct.
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"""
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|
left_top = [(0, 0), (1, 0), (0, 1), (1, 1)]
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sizes = [(4, 4), (5, 4), (4, 5), (5, 5)]
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color = (1, 13, 24, 255)
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def same_size(width, height, border_width):
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"""Test for ellipses with the same size as the surface."""
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surface = pygame.Surface((width, height))
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self.draw_ellipse(surface, color, (0, 0, width, height), border_width)
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|
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# For each of the four borders check if it contains the color
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borders = get_border_values(surface, width, height)
|
|
for border in borders:
|
|
self.assertTrue(color in border)
|
|
|
|
def not_same_size(width, height, border_width, left, top):
|
|
"""Test for ellipses that aren't the same size as the surface."""
|
|
surface = pygame.Surface((width, height))
|
|
|
|
self.draw_ellipse(
|
|
surface, color, (left, top, width - 1, height - 1), border_width
|
|
)
|
|
|
|
borders = get_border_values(surface, width, height)
|
|
|
|
# Check if two sides of the ellipse are touching the border
|
|
sides_touching = [color in border for border in borders].count(True)
|
|
self.assertEqual(sides_touching, 2)
|
|
|
|
for width, height in sizes:
|
|
for border_width in (0, 1):
|
|
same_size(width, height, border_width)
|
|
for left, top in left_top:
|
|
not_same_size(width, height, border_width, left, top)
|
|
|
|
def test_ellipse__big_ellipse(self):
|
|
"""Test for big ellipse that could overflow in algorithm"""
|
|
width = 1025
|
|
height = 1025
|
|
border = 1
|
|
x_value_test = int(0.4 * height)
|
|
y_value_test = int(0.4 * height)
|
|
surface = pygame.Surface((width, height))
|
|
|
|
self.draw_ellipse(surface, (255, 0, 0), (0, 0, width, height), border)
|
|
colored_pixels = 0
|
|
for y in range(height):
|
|
if surface.get_at((x_value_test, y)) == (255, 0, 0):
|
|
colored_pixels += 1
|
|
for x in range(width):
|
|
if surface.get_at((x, y_value_test)) == (255, 0, 0):
|
|
colored_pixels += 1
|
|
self.assertEqual(colored_pixels, border * 4)
|
|
|
|
def test_ellipse__thick_line(self):
|
|
"""Ensures a thick lined ellipse is drawn correctly."""
|
|
ellipse_color = pygame.Color("yellow")
|
|
surface_color = pygame.Color("black")
|
|
surface = pygame.Surface((40, 40))
|
|
rect = pygame.Rect((0, 0), (31, 23))
|
|
rect.center = surface.get_rect().center
|
|
|
|
# As the lines get thicker the internals of the ellipse are not
|
|
# cleanly defined. So only test up to a few thicknesses before the
|
|
# maximum thickness.
|
|
for thickness in range(1, min(*rect.size) // 2 - 2):
|
|
surface.fill(surface_color) # Clear for each test.
|
|
|
|
self.draw_ellipse(surface, ellipse_color, rect, thickness)
|
|
|
|
surface.lock() # For possible speed up.
|
|
|
|
# Check vertical thickness on the ellipse's top.
|
|
x = rect.centerx
|
|
y_start = rect.top
|
|
y_end = rect.top + thickness - 1
|
|
|
|
for y in range(y_start, y_end + 1):
|
|
self.assertEqual(surface.get_at((x, y)), ellipse_color, thickness)
|
|
|
|
# Check pixels above and below this line.
|
|
self.assertEqual(surface.get_at((x, y_start - 1)), surface_color, thickness)
|
|
self.assertEqual(surface.get_at((x, y_end + 1)), surface_color, thickness)
|
|
|
|
# Check vertical thickness on the ellipse's bottom.
|
|
x = rect.centerx
|
|
y_start = rect.bottom - thickness
|
|
y_end = rect.bottom - 1
|
|
|
|
for y in range(y_start, y_end + 1):
|
|
self.assertEqual(surface.get_at((x, y)), ellipse_color, thickness)
|
|
|
|
# Check pixels above and below this line.
|
|
self.assertEqual(surface.get_at((x, y_start - 1)), surface_color, thickness)
|
|
self.assertEqual(surface.get_at((x, y_end + 1)), surface_color, thickness)
|
|
|
|
# Check horizontal thickness on the ellipse's left.
|
|
x_start = rect.left
|
|
x_end = rect.left + thickness - 1
|
|
y = rect.centery
|
|
|
|
for x in range(x_start, x_end + 1):
|
|
self.assertEqual(surface.get_at((x, y)), ellipse_color, thickness)
|
|
|
|
# Check pixels to the left and right of this line.
|
|
self.assertEqual(surface.get_at((x_start - 1, y)), surface_color, thickness)
|
|
self.assertEqual(surface.get_at((x_end + 1, y)), surface_color, thickness)
|
|
|
|
# Check horizontal thickness on the ellipse's right.
|
|
x_start = rect.right - thickness
|
|
x_end = rect.right - 1
|
|
y = rect.centery
|
|
|
|
for x in range(x_start, x_end + 1):
|
|
self.assertEqual(surface.get_at((x, y)), ellipse_color, thickness)
|
|
|
|
# Check pixels to the left and right of this line.
|
|
self.assertEqual(surface.get_at((x_start - 1, y)), surface_color, thickness)
|
|
self.assertEqual(surface.get_at((x_end + 1, y)), surface_color, thickness)
|
|
|
|
surface.unlock()
|
|
|
|
def test_ellipse__no_holes(self):
|
|
width = 80
|
|
height = 70
|
|
surface = pygame.Surface((width + 1, height))
|
|
rect = pygame.Rect(0, 0, width, height)
|
|
for thickness in range(1, 37, 5):
|
|
surface.fill("BLACK")
|
|
self.draw_ellipse(surface, "RED", rect, thickness)
|
|
for y in range(height):
|
|
number_of_changes = 0
|
|
drawn_pixel = False
|
|
for x in range(width + 1):
|
|
if (
|
|
not drawn_pixel
|
|
and surface.get_at((x, y)) == pygame.Color("RED")
|
|
or drawn_pixel
|
|
and surface.get_at((x, y)) == pygame.Color("BLACK")
|
|
):
|
|
drawn_pixel = not drawn_pixel
|
|
number_of_changes += 1
|
|
if y < thickness or y > height - thickness - 1:
|
|
self.assertEqual(number_of_changes, 2)
|
|
else:
|
|
self.assertEqual(number_of_changes, 4)
|
|
|
|
def test_ellipse__max_width(self):
|
|
"""Ensures an ellipse with max width (and greater) is drawn correctly."""
|
|
ellipse_color = pygame.Color("yellow")
|
|
surface_color = pygame.Color("black")
|
|
surface = pygame.Surface((40, 40))
|
|
rect = pygame.Rect((0, 0), (31, 21))
|
|
rect.center = surface.get_rect().center
|
|
max_thickness = (min(*rect.size) + 1) // 2
|
|
|
|
for thickness in range(max_thickness, max_thickness + 3):
|
|
surface.fill(surface_color) # Clear for each test.
|
|
|
|
self.draw_ellipse(surface, ellipse_color, rect, thickness)
|
|
|
|
surface.lock() # For possible speed up.
|
|
|
|
# Check vertical thickness.
|
|
for y in range(rect.top, rect.bottom):
|
|
self.assertEqual(surface.get_at((rect.centerx, y)), ellipse_color)
|
|
|
|
# Check horizontal thickness.
|
|
for x in range(rect.left, rect.right):
|
|
self.assertEqual(surface.get_at((x, rect.centery)), ellipse_color)
|
|
|
|
# Check pixels above and below ellipse.
|
|
self.assertEqual(
|
|
surface.get_at((rect.centerx, rect.top - 1)), surface_color
|
|
)
|
|
self.assertEqual(
|
|
surface.get_at((rect.centerx, rect.bottom + 1)), surface_color
|
|
)
|
|
|
|
# Check pixels to the left and right of the ellipse.
|
|
self.assertEqual(
|
|
surface.get_at((rect.left - 1, rect.centery)), surface_color
|
|
)
|
|
self.assertEqual(
|
|
surface.get_at((rect.right + 1, rect.centery)), surface_color
|
|
)
|
|
|
|
surface.unlock()
|
|
|
|
def _check_1_pixel_sized_ellipse(
|
|
self, surface, collide_rect, surface_color, ellipse_color
|
|
):
|
|
# Helper method to check the surface for 1 pixel wide and/or high
|
|
# ellipses.
|
|
surf_w, surf_h = surface.get_size()
|
|
|
|
surface.lock() # For possible speed up.
|
|
|
|
for pos in ((x, y) for y in range(surf_h) for x in range(surf_w)):
|
|
# Since the ellipse is just a line we can use a rect to help find
|
|
# where it is expected to be drawn.
|
|
if collide_rect.collidepoint(pos):
|
|
expected_color = ellipse_color
|
|
else:
|
|
expected_color = surface_color
|
|
|
|
self.assertEqual(
|
|
surface.get_at(pos),
|
|
expected_color,
|
|
"collide_rect={}, pos={}".format(collide_rect, pos),
|
|
)
|
|
|
|
surface.unlock()
|
|
|
|
def test_ellipse__1_pixel_width(self):
|
|
"""Ensures an ellipse with a width of 1 is drawn correctly.
|
|
|
|
An ellipse with a width of 1 pixel is a vertical line.
|
|
"""
|
|
ellipse_color = pygame.Color("red")
|
|
surface_color = pygame.Color("black")
|
|
surf_w, surf_h = 10, 20
|
|
|
|
surface = pygame.Surface((surf_w, surf_h))
|
|
rect = pygame.Rect((0, 0), (1, 0))
|
|
collide_rect = rect.copy()
|
|
|
|
# Calculate some positions.
|
|
off_left = -1
|
|
off_right = surf_w
|
|
off_bottom = surf_h
|
|
center_x = surf_w // 2
|
|
center_y = surf_h // 2
|
|
|
|
# Test some even and odd heights.
|
|
for ellipse_h in range(6, 10):
|
|
collide_rect.h = ellipse_h
|
|
rect.h = ellipse_h
|
|
|
|
# Calculate some variable positions.
|
|
off_top = -(ellipse_h + 1)
|
|
half_off_top = -(ellipse_h // 2)
|
|
half_off_bottom = surf_h - (ellipse_h // 2)
|
|
|
|
# Draw the ellipse in different positions: fully on-surface,
|
|
# partially off-surface, and fully off-surface.
|
|
positions = (
|
|
(off_left, off_top),
|
|
(off_left, half_off_top),
|
|
(off_left, center_y),
|
|
(off_left, half_off_bottom),
|
|
(off_left, off_bottom),
|
|
(center_x, off_top),
|
|
(center_x, half_off_top),
|
|
(center_x, center_y),
|
|
(center_x, half_off_bottom),
|
|
(center_x, off_bottom),
|
|
(off_right, off_top),
|
|
(off_right, half_off_top),
|
|
(off_right, center_y),
|
|
(off_right, half_off_bottom),
|
|
(off_right, off_bottom),
|
|
)
|
|
|
|
for rect_pos in positions:
|
|
surface.fill(surface_color) # Clear before each draw.
|
|
rect.topleft = rect_pos
|
|
collide_rect.topleft = rect_pos
|
|
|
|
self.draw_ellipse(surface, ellipse_color, rect)
|
|
|
|
self._check_1_pixel_sized_ellipse(
|
|
surface, collide_rect, surface_color, ellipse_color
|
|
)
|
|
|
|
def test_ellipse__1_pixel_width_spanning_surface(self):
|
|
"""Ensures an ellipse with a width of 1 is drawn correctly
|
|
when spanning the height of the surface.
|
|
|
|
An ellipse with a width of 1 pixel is a vertical line.
|
|
"""
|
|
ellipse_color = pygame.Color("red")
|
|
surface_color = pygame.Color("black")
|
|
surf_w, surf_h = 10, 20
|
|
|
|
surface = pygame.Surface((surf_w, surf_h))
|
|
rect = pygame.Rect((0, 0), (1, surf_h + 2)) # Longer than the surface.
|
|
|
|
# Draw the ellipse in different positions: on-surface and off-surface.
|
|
positions = (
|
|
(-1, -1), # (off_left, off_top)
|
|
(0, -1), # (left_edge, off_top)
|
|
(surf_w // 2, -1), # (center_x, off_top)
|
|
(surf_w - 1, -1), # (right_edge, off_top)
|
|
(surf_w, -1),
|
|
) # (off_right, off_top)
|
|
|
|
for rect_pos in positions:
|
|
surface.fill(surface_color) # Clear before each draw.
|
|
rect.topleft = rect_pos
|
|
|
|
self.draw_ellipse(surface, ellipse_color, rect)
|
|
|
|
self._check_1_pixel_sized_ellipse(
|
|
surface, rect, surface_color, ellipse_color
|
|
)
|
|
|
|
def test_ellipse__1_pixel_height(self):
|
|
"""Ensures an ellipse with a height of 1 is drawn correctly.
|
|
|
|
An ellipse with a height of 1 pixel is a horizontal line.
|
|
"""
|
|
ellipse_color = pygame.Color("red")
|
|
surface_color = pygame.Color("black")
|
|
surf_w, surf_h = 20, 10
|
|
|
|
surface = pygame.Surface((surf_w, surf_h))
|
|
rect = pygame.Rect((0, 0), (0, 1))
|
|
collide_rect = rect.copy()
|
|
|
|
# Calculate some positions.
|
|
off_right = surf_w
|
|
off_top = -1
|
|
off_bottom = surf_h
|
|
center_x = surf_w // 2
|
|
center_y = surf_h // 2
|
|
|
|
# Test some even and odd widths.
|
|
for ellipse_w in range(6, 10):
|
|
collide_rect.w = ellipse_w
|
|
rect.w = ellipse_w
|
|
|
|
# Calculate some variable positions.
|
|
off_left = -(ellipse_w + 1)
|
|
half_off_left = -(ellipse_w // 2)
|
|
half_off_right = surf_w - (ellipse_w // 2)
|
|
|
|
# Draw the ellipse in different positions: fully on-surface,
|
|
# partially off-surface, and fully off-surface.
|
|
positions = (
|
|
(off_left, off_top),
|
|
(half_off_left, off_top),
|
|
(center_x, off_top),
|
|
(half_off_right, off_top),
|
|
(off_right, off_top),
|
|
(off_left, center_y),
|
|
(half_off_left, center_y),
|
|
(center_x, center_y),
|
|
(half_off_right, center_y),
|
|
(off_right, center_y),
|
|
(off_left, off_bottom),
|
|
(half_off_left, off_bottom),
|
|
(center_x, off_bottom),
|
|
(half_off_right, off_bottom),
|
|
(off_right, off_bottom),
|
|
)
|
|
|
|
for rect_pos in positions:
|
|
surface.fill(surface_color) # Clear before each draw.
|
|
rect.topleft = rect_pos
|
|
collide_rect.topleft = rect_pos
|
|
|
|
self.draw_ellipse(surface, ellipse_color, rect)
|
|
|
|
self._check_1_pixel_sized_ellipse(
|
|
surface, collide_rect, surface_color, ellipse_color
|
|
)
|
|
|
|
def test_ellipse__1_pixel_height_spanning_surface(self):
|
|
"""Ensures an ellipse with a height of 1 is drawn correctly
|
|
when spanning the width of the surface.
|
|
|
|
An ellipse with a height of 1 pixel is a horizontal line.
|
|
"""
|
|
ellipse_color = pygame.Color("red")
|
|
surface_color = pygame.Color("black")
|
|
surf_w, surf_h = 20, 10
|
|
|
|
surface = pygame.Surface((surf_w, surf_h))
|
|
rect = pygame.Rect((0, 0), (surf_w + 2, 1)) # Wider than the surface.
|
|
|
|
# Draw the ellipse in different positions: on-surface and off-surface.
|
|
positions = (
|
|
(-1, -1), # (off_left, off_top)
|
|
(-1, 0), # (off_left, top_edge)
|
|
(-1, surf_h // 2), # (off_left, center_y)
|
|
(-1, surf_h - 1), # (off_left, bottom_edge)
|
|
(-1, surf_h),
|
|
) # (off_left, off_bottom)
|
|
|
|
for rect_pos in positions:
|
|
surface.fill(surface_color) # Clear before each draw.
|
|
rect.topleft = rect_pos
|
|
|
|
self.draw_ellipse(surface, ellipse_color, rect)
|
|
|
|
self._check_1_pixel_sized_ellipse(
|
|
surface, rect, surface_color, ellipse_color
|
|
)
|
|
|
|
def test_ellipse__1_pixel_width_and_height(self):
|
|
"""Ensures an ellipse with a width and height of 1 is drawn correctly.
|
|
|
|
An ellipse with a width and height of 1 pixel is a single pixel.
|
|
"""
|
|
ellipse_color = pygame.Color("red")
|
|
surface_color = pygame.Color("black")
|
|
surf_w, surf_h = 10, 10
|
|
|
|
surface = pygame.Surface((surf_w, surf_h))
|
|
rect = pygame.Rect((0, 0), (1, 1))
|
|
|
|
# Calculate some positions.
|
|
off_left = -1
|
|
off_right = surf_w
|
|
off_top = -1
|
|
off_bottom = surf_h
|
|
left_edge = 0
|
|
right_edge = surf_w - 1
|
|
top_edge = 0
|
|
bottom_edge = surf_h - 1
|
|
center_x = surf_w // 2
|
|
center_y = surf_h // 2
|
|
|
|
# Draw the ellipse in different positions: center surface,
|
|
# top/bottom/left/right edges, and off-surface.
|
|
positions = (
|
|
(off_left, off_top),
|
|
(off_left, top_edge),
|
|
(off_left, center_y),
|
|
(off_left, bottom_edge),
|
|
(off_left, off_bottom),
|
|
(left_edge, off_top),
|
|
(left_edge, top_edge),
|
|
(left_edge, center_y),
|
|
(left_edge, bottom_edge),
|
|
(left_edge, off_bottom),
|
|
(center_x, off_top),
|
|
(center_x, top_edge),
|
|
(center_x, center_y),
|
|
(center_x, bottom_edge),
|
|
(center_x, off_bottom),
|
|
(right_edge, off_top),
|
|
(right_edge, top_edge),
|
|
(right_edge, center_y),
|
|
(right_edge, bottom_edge),
|
|
(right_edge, off_bottom),
|
|
(off_right, off_top),
|
|
(off_right, top_edge),
|
|
(off_right, center_y),
|
|
(off_right, bottom_edge),
|
|
(off_right, off_bottom),
|
|
)
|
|
|
|
for rect_pos in positions:
|
|
surface.fill(surface_color) # Clear before each draw.
|
|
rect.topleft = rect_pos
|
|
|
|
self.draw_ellipse(surface, ellipse_color, rect)
|
|
|
|
self._check_1_pixel_sized_ellipse(
|
|
surface, rect, surface_color, ellipse_color
|
|
)
|
|
|
|
def test_ellipse__bounding_rect(self):
|
|
"""Ensures draw ellipse returns the correct bounding rect.
|
|
|
|
Tests ellipses on and off the surface and a range of width/thickness
|
|
values.
|
|
"""
|
|
ellipse_color = pygame.Color("red")
|
|
surf_color = pygame.Color("black")
|
|
min_width = min_height = 5
|
|
max_width = max_height = 7
|
|
sizes = ((min_width, min_height), (max_width, max_height))
|
|
surface = pygame.Surface((20, 20), 0, 32)
|
|
surf_rect = surface.get_rect()
|
|
# Make a rect that is bigger than the surface to help test drawing
|
|
# ellipses off and partially off the surface.
|
|
big_rect = surf_rect.inflate(min_width * 2 + 1, min_height * 2 + 1)
|
|
|
|
for pos in rect_corners_mids_and_center(
|
|
surf_rect
|
|
) + rect_corners_mids_and_center(big_rect):
|
|
# Each of the ellipse's rect position attributes will be set to
|
|
# the pos value.
|
|
for attr in RECT_POSITION_ATTRIBUTES:
|
|
# Test using different rect sizes and thickness values.
|
|
for width, height in sizes:
|
|
ellipse_rect = pygame.Rect((0, 0), (width, height))
|
|
setattr(ellipse_rect, attr, pos)
|
|
|
|
for thickness in (0, 1, 2, 3, min(width, height)):
|
|
surface.fill(surf_color) # Clear for each test.
|
|
|
|
bounding_rect = self.draw_ellipse(
|
|
surface, ellipse_color, ellipse_rect, thickness
|
|
)
|
|
|
|
# Calculating the expected_rect after the ellipse
|
|
# is drawn (it uses what is actually drawn).
|
|
expected_rect = create_bounding_rect(
|
|
surface, surf_color, ellipse_rect.topleft
|
|
)
|
|
|
|
self.assertEqual(bounding_rect, expected_rect)
|
|
|
|
def test_ellipse__surface_clip(self):
|
|
"""Ensures draw ellipse respects a surface's clip area.
|
|
|
|
Tests drawing the ellipse filled and unfilled.
|
|
"""
|
|
surfw = surfh = 30
|
|
ellipse_color = pygame.Color("red")
|
|
surface_color = pygame.Color("green")
|
|
surface = pygame.Surface((surfw, surfh))
|
|
surface.fill(surface_color)
|
|
|
|
clip_rect = pygame.Rect((0, 0), (11, 11))
|
|
clip_rect.center = surface.get_rect().center
|
|
pos_rect = clip_rect.copy() # Manages the ellipse's pos.
|
|
|
|
for width in (0, 1): # Filled and unfilled.
|
|
# Test centering the ellipse along the clip rect's edge.
|
|
for center in rect_corners_mids_and_center(clip_rect):
|
|
# Get the expected points by drawing the ellipse without the
|
|
# clip area set.
|
|
pos_rect.center = center
|
|
surface.set_clip(None)
|
|
surface.fill(surface_color)
|
|
self.draw_ellipse(surface, ellipse_color, pos_rect, width)
|
|
expected_pts = get_color_points(surface, ellipse_color, clip_rect)
|
|
|
|
# Clear the surface and set the clip area. Redraw the ellipse
|
|
# and check that only the clip area is modified.
|
|
surface.fill(surface_color)
|
|
surface.set_clip(clip_rect)
|
|
|
|
self.draw_ellipse(surface, ellipse_color, pos_rect, width)
|
|
|
|
surface.lock() # For possible speed up.
|
|
|
|
# Check all the surface points to ensure only the expected_pts
|
|
# are the ellipse_color.
|
|
for pt in ((x, y) for x in range(surfw) for y in range(surfh)):
|
|
if pt in expected_pts:
|
|
expected_color = ellipse_color
|
|
else:
|
|
expected_color = surface_color
|
|
|
|
self.assertEqual(surface.get_at(pt), expected_color, pt)
|
|
|
|
surface.unlock()
|
|
|
|
|
|
class DrawEllipseTest(DrawEllipseMixin, DrawTestCase):
|
|
"""Test draw module function ellipse.
|
|
|
|
This class inherits the general tests from DrawEllipseMixin. It is also
|
|
the class to add any draw.ellipse specific tests to.
|
|
"""
|
|
|
|
|
|
# Commented out to avoid cluttering the test output. Add back in if draw_py
|
|
# ever properly supports drawing ellipses.
|
|
# @unittest.skip('draw_py.draw_ellipse not supported yet')
|
|
# class PythonDrawEllipseTest(DrawEllipseMixin, PythonDrawTestCase):
|
|
# """Test draw_py module function draw_ellipse.
|
|
#
|
|
# This class inherits the general tests from DrawEllipseMixin. It is also
|
|
# the class to add any draw_py.draw_ellipse specific tests to.
|
|
# """
|
|
|
|
|
|
### Line/Lines/AALine/AALines Testing #########################################
|
|
|
|
|
|
class BaseLineMixin(object):
|
|
"""Mixin base for drawing various lines.
|
|
|
|
This class contains general helper methods and setup for testing the
|
|
different types of lines.
|
|
"""
|
|
|
|
COLORS = (
|
|
(0, 0, 0),
|
|
(255, 0, 0),
|
|
(0, 255, 0),
|
|
(0, 0, 255),
|
|
(255, 255, 0),
|
|
(255, 0, 255),
|
|
(0, 255, 255),
|
|
(255, 255, 255),
|
|
)
|
|
|
|
@staticmethod
|
|
def _create_surfaces():
|
|
# Create some surfaces with different sizes, depths, and flags.
|
|
surfaces = []
|
|
for size in ((49, 49), (50, 50)):
|
|
for depth in (8, 16, 24, 32):
|
|
for flags in (0, SRCALPHA):
|
|
surface = pygame.display.set_mode(size, flags, depth)
|
|
surfaces.append(surface)
|
|
surfaces.append(surface.convert_alpha())
|
|
return surfaces
|
|
|
|
@staticmethod
|
|
def _rect_lines(rect):
|
|
# Yields pairs of end points and their reverse (to test symmetry).
|
|
# Uses a rect with the points radiating from its midleft.
|
|
for pt in rect_corners_mids_and_center(rect):
|
|
if pt in [rect.midleft, rect.center]:
|
|
# Don't bother with these points.
|
|
continue
|
|
yield (rect.midleft, pt)
|
|
yield (pt, rect.midleft)
|
|
|
|
|
|
### Line Testing ##############################################################
|
|
|
|
|
|
class LineMixin(BaseLineMixin):
|
|
"""Mixin test for drawing a single line.
|
|
|
|
This class contains all the general single line drawing tests.
|
|
"""
|
|
|
|
def test_line__args(self):
|
|
"""Ensures draw line accepts the correct args."""
|
|
bounds_rect = self.draw_line(
|
|
pygame.Surface((3, 3)), (0, 10, 0, 50), (0, 0), (1, 1), 1
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_line__args_without_width(self):
|
|
"""Ensures draw line accepts the args without a width."""
|
|
bounds_rect = self.draw_line(
|
|
pygame.Surface((2, 2)), (0, 0, 0, 50), (0, 0), (2, 2)
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_line__kwargs(self):
|
|
"""Ensures draw line accepts the correct kwargs
|
|
with and without a width arg.
|
|
"""
|
|
surface = pygame.Surface((4, 4))
|
|
color = pygame.Color("yellow")
|
|
start_pos = (1, 1)
|
|
end_pos = (2, 2)
|
|
kwargs_list = [
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"start_pos": start_pos,
|
|
"end_pos": end_pos,
|
|
"width": 1,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"start_pos": start_pos,
|
|
"end_pos": end_pos,
|
|
},
|
|
]
|
|
|
|
for kwargs in kwargs_list:
|
|
bounds_rect = self.draw_line(**kwargs)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_line__kwargs_order_independent(self):
|
|
"""Ensures draw line's kwargs are not order dependent."""
|
|
bounds_rect = self.draw_line(
|
|
start_pos=(1, 2),
|
|
end_pos=(2, 1),
|
|
width=2,
|
|
color=(10, 20, 30),
|
|
surface=pygame.Surface((3, 2)),
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_line__args_missing(self):
|
|
"""Ensures draw line detects any missing required args."""
|
|
surface = pygame.Surface((1, 1))
|
|
color = pygame.Color("blue")
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_line(surface, color, (0, 0))
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_line(surface, color)
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_line(surface)
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_line()
|
|
|
|
def test_line__kwargs_missing(self):
|
|
"""Ensures draw line detects any missing required kwargs."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((3, 2)),
|
|
"color": pygame.Color("red"),
|
|
"start_pos": (2, 1),
|
|
"end_pos": (2, 2),
|
|
"width": 1,
|
|
}
|
|
|
|
for name in ("end_pos", "start_pos", "color", "surface"):
|
|
invalid_kwargs = dict(kwargs)
|
|
invalid_kwargs.pop(name) # Pop from a copy.
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_line(**invalid_kwargs)
|
|
|
|
def test_line__arg_invalid_types(self):
|
|
"""Ensures draw line detects invalid arg types."""
|
|
surface = pygame.Surface((2, 2))
|
|
color = pygame.Color("blue")
|
|
start_pos = (0, 1)
|
|
end_pos = (1, 2)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid width.
|
|
bounds_rect = self.draw_line(surface, color, start_pos, end_pos, "1")
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid end_pos.
|
|
bounds_rect = self.draw_line(surface, color, start_pos, (1, 2, 3))
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid start_pos.
|
|
bounds_rect = self.draw_line(surface, color, (1,), end_pos)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid color.
|
|
bounds_rect = self.draw_line(surface, 2.3, start_pos, end_pos)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid surface.
|
|
bounds_rect = self.draw_line((1, 2, 3, 4), color, start_pos, end_pos)
|
|
|
|
def test_line__kwarg_invalid_types(self):
|
|
"""Ensures draw line detects invalid kwarg types."""
|
|
surface = pygame.Surface((3, 3))
|
|
color = pygame.Color("green")
|
|
start_pos = (1, 0)
|
|
end_pos = (2, 0)
|
|
width = 1
|
|
kwargs_list = [
|
|
{
|
|
"surface": pygame.Surface, # Invalid surface.
|
|
"color": color,
|
|
"start_pos": start_pos,
|
|
"end_pos": end_pos,
|
|
"width": width,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": 2.3, # Invalid color.
|
|
"start_pos": start_pos,
|
|
"end_pos": end_pos,
|
|
"width": width,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"start_pos": (0, 0, 0), # Invalid start_pos.
|
|
"end_pos": end_pos,
|
|
"width": width,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"start_pos": start_pos,
|
|
"end_pos": (0,), # Invalid end_pos.
|
|
"width": width,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"start_pos": start_pos,
|
|
"end_pos": end_pos,
|
|
"width": 1.2,
|
|
},
|
|
] # Invalid width.
|
|
|
|
for kwargs in kwargs_list:
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_line(**kwargs)
|
|
|
|
def test_line__kwarg_invalid_name(self):
|
|
"""Ensures draw line detects invalid kwarg names."""
|
|
surface = pygame.Surface((2, 3))
|
|
color = pygame.Color("cyan")
|
|
start_pos = (1, 1)
|
|
end_pos = (2, 0)
|
|
kwargs_list = [
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"start_pos": start_pos,
|
|
"end_pos": end_pos,
|
|
"width": 1,
|
|
"invalid": 1,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"start_pos": start_pos,
|
|
"end_pos": end_pos,
|
|
"invalid": 1,
|
|
},
|
|
]
|
|
|
|
for kwargs in kwargs_list:
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_line(**kwargs)
|
|
|
|
def test_line__args_and_kwargs(self):
|
|
"""Ensures draw line accepts a combination of args/kwargs"""
|
|
surface = pygame.Surface((3, 2))
|
|
color = (255, 255, 0, 0)
|
|
start_pos = (0, 1)
|
|
end_pos = (1, 2)
|
|
width = 0
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": color,
|
|
"start_pos": start_pos,
|
|
"end_pos": end_pos,
|
|
"width": width,
|
|
}
|
|
|
|
for name in ("surface", "color", "start_pos", "end_pos", "width"):
|
|
kwargs.pop(name)
|
|
|
|
if "surface" == name:
|
|
bounds_rect = self.draw_line(surface, **kwargs)
|
|
elif "color" == name:
|
|
bounds_rect = self.draw_line(surface, color, **kwargs)
|
|
elif "start_pos" == name:
|
|
bounds_rect = self.draw_line(surface, color, start_pos, **kwargs)
|
|
elif "end_pos" == name:
|
|
bounds_rect = self.draw_line(
|
|
surface, color, start_pos, end_pos, **kwargs
|
|
)
|
|
else:
|
|
bounds_rect = self.draw_line(
|
|
surface, color, start_pos, end_pos, width, **kwargs
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_line__valid_width_values(self):
|
|
"""Ensures draw line accepts different width values."""
|
|
line_color = pygame.Color("yellow")
|
|
surface_color = pygame.Color("white")
|
|
surface = pygame.Surface((3, 4))
|
|
pos = (2, 1)
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": line_color,
|
|
"start_pos": pos,
|
|
"end_pos": (2, 2),
|
|
"width": None,
|
|
}
|
|
|
|
for width in (-100, -10, -1, 0, 1, 10, 100):
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["width"] = width
|
|
expected_color = line_color if width > 0 else surface_color
|
|
|
|
bounds_rect = self.draw_line(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(pos), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_line__valid_start_pos_formats(self):
|
|
"""Ensures draw line accepts different start_pos formats."""
|
|
expected_color = pygame.Color("red")
|
|
surface_color = pygame.Color("black")
|
|
surface = pygame.Surface((4, 4))
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": expected_color,
|
|
"start_pos": None,
|
|
"end_pos": (2, 2),
|
|
"width": 2,
|
|
}
|
|
x, y = 2, 1 # start position
|
|
|
|
# The point values can be ints or floats.
|
|
for start_pos in ((x, y), (x + 0.1, y), (x, y + 0.1), (x + 0.1, y + 0.1)):
|
|
# The point type can be a tuple/list/Vector2.
|
|
for seq_type in (tuple, list, Vector2):
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["start_pos"] = seq_type(start_pos)
|
|
|
|
bounds_rect = self.draw_line(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at((x, y)), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_line__valid_end_pos_formats(self):
|
|
"""Ensures draw line accepts different end_pos formats."""
|
|
expected_color = pygame.Color("red")
|
|
surface_color = pygame.Color("black")
|
|
surface = pygame.Surface((4, 4))
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": expected_color,
|
|
"start_pos": (2, 1),
|
|
"end_pos": None,
|
|
"width": 2,
|
|
}
|
|
x, y = 2, 2 # end position
|
|
|
|
# The point values can be ints or floats.
|
|
for end_pos in ((x, y), (x + 0.2, y), (x, y + 0.2), (x + 0.2, y + 0.2)):
|
|
# The point type can be a tuple/list/Vector2.
|
|
for seq_type in (tuple, list, Vector2):
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["end_pos"] = seq_type(end_pos)
|
|
|
|
bounds_rect = self.draw_line(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at((x, y)), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_line__invalid_start_pos_formats(self):
|
|
"""Ensures draw line handles invalid start_pos formats correctly."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((4, 4)),
|
|
"color": pygame.Color("red"),
|
|
"start_pos": None,
|
|
"end_pos": (2, 2),
|
|
"width": 1,
|
|
}
|
|
|
|
start_pos_fmts = (
|
|
(2,), # Too few coords.
|
|
(2, 1, 0), # Too many coords.
|
|
(2, "1"), # Wrong type.
|
|
set([2, 1]), # Wrong type.
|
|
dict(((2, 1),)),
|
|
) # Wrong type.
|
|
|
|
for start_pos in start_pos_fmts:
|
|
kwargs["start_pos"] = start_pos
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_line(**kwargs)
|
|
|
|
def test_line__invalid_end_pos_formats(self):
|
|
"""Ensures draw line handles invalid end_pos formats correctly."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((4, 4)),
|
|
"color": pygame.Color("red"),
|
|
"start_pos": (2, 2),
|
|
"end_pos": None,
|
|
"width": 1,
|
|
}
|
|
|
|
end_pos_fmts = (
|
|
(2,), # Too few coords.
|
|
(2, 1, 0), # Too many coords.
|
|
(2, "1"), # Wrong type.
|
|
set([2, 1]), # Wrong type.
|
|
dict(((2, 1),)),
|
|
) # Wrong type.
|
|
|
|
for end_pos in end_pos_fmts:
|
|
kwargs["end_pos"] = end_pos
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_line(**kwargs)
|
|
|
|
def test_line__valid_color_formats(self):
|
|
"""Ensures draw line accepts different color formats."""
|
|
green_color = pygame.Color("green")
|
|
surface_color = pygame.Color("black")
|
|
surface = pygame.Surface((3, 4))
|
|
pos = (1, 1)
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": None,
|
|
"start_pos": pos,
|
|
"end_pos": (2, 1),
|
|
"width": 3,
|
|
}
|
|
greens = (
|
|
(0, 255, 0),
|
|
(0, 255, 0, 255),
|
|
surface.map_rgb(green_color),
|
|
green_color,
|
|
)
|
|
|
|
for color in greens:
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["color"] = color
|
|
|
|
if isinstance(color, int):
|
|
expected_color = surface.unmap_rgb(color)
|
|
else:
|
|
expected_color = green_color
|
|
|
|
bounds_rect = self.draw_line(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(pos), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_line__invalid_color_formats(self):
|
|
"""Ensures draw line handles invalid color formats correctly."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((4, 3)),
|
|
"color": None,
|
|
"start_pos": (1, 1),
|
|
"end_pos": (2, 1),
|
|
"width": 1,
|
|
}
|
|
|
|
for expected_color in (2.3, self):
|
|
kwargs["color"] = expected_color
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_line(**kwargs)
|
|
|
|
def test_line__color(self):
|
|
"""Tests if the line drawn is the correct color."""
|
|
pos = (0, 0)
|
|
for surface in self._create_surfaces():
|
|
for expected_color in self.COLORS:
|
|
self.draw_line(surface, expected_color, pos, (1, 0))
|
|
|
|
self.assertEqual(
|
|
surface.get_at(pos), expected_color, "pos={}".format(pos)
|
|
)
|
|
|
|
def test_line__color_with_thickness(self):
|
|
"""Ensures a thick line is drawn using the correct color."""
|
|
from_x = 5
|
|
to_x = 10
|
|
y = 5
|
|
for surface in self._create_surfaces():
|
|
for expected_color in self.COLORS:
|
|
self.draw_line(surface, expected_color, (from_x, y), (to_x, y), 5)
|
|
for pos in ((x, y + i) for i in (-2, 0, 2) for x in (from_x, to_x)):
|
|
self.assertEqual(
|
|
surface.get_at(pos), expected_color, "pos={}".format(pos)
|
|
)
|
|
|
|
def test_line__gaps(self):
|
|
"""Tests if the line drawn contains any gaps."""
|
|
expected_color = (255, 255, 255)
|
|
for surface in self._create_surfaces():
|
|
width = surface.get_width()
|
|
self.draw_line(surface, expected_color, (0, 0), (width - 1, 0))
|
|
|
|
for x in range(width):
|
|
pos = (x, 0)
|
|
self.assertEqual(
|
|
surface.get_at(pos), expected_color, "pos={}".format(pos)
|
|
)
|
|
|
|
def test_line__gaps_with_thickness(self):
|
|
"""Ensures a thick line is drawn without any gaps."""
|
|
expected_color = (255, 255, 255)
|
|
thickness = 5
|
|
for surface in self._create_surfaces():
|
|
width = surface.get_width() - 1
|
|
h = width // 5
|
|
w = h * 5
|
|
self.draw_line(surface, expected_color, (0, 5), (w, 5 + h), thickness)
|
|
|
|
for x in range(w + 1):
|
|
for y in range(3, 8):
|
|
pos = (x, y + ((x + 2) // 5))
|
|
self.assertEqual(
|
|
surface.get_at(pos), expected_color, "pos={}".format(pos)
|
|
)
|
|
|
|
def test_line__bounding_rect(self):
|
|
"""Ensures draw line returns the correct bounding rect.
|
|
|
|
Tests lines with endpoints on and off the surface and a range of
|
|
width/thickness values.
|
|
"""
|
|
if isinstance(self, PythonDrawTestCase):
|
|
self.skipTest("bounding rects not supported in draw_py.draw_line")
|
|
|
|
line_color = pygame.Color("red")
|
|
surf_color = pygame.Color("black")
|
|
width = height = 30
|
|
# Using a rect to help manage where the lines are drawn.
|
|
helper_rect = pygame.Rect((0, 0), (width, height))
|
|
|
|
# Testing surfaces of different sizes. One larger than the helper_rect
|
|
# and one smaller (to test lines that span the surface).
|
|
for size in ((width + 5, height + 5), (width - 5, height - 5)):
|
|
surface = pygame.Surface(size, 0, 32)
|
|
surf_rect = surface.get_rect()
|
|
|
|
# Move the helper rect to different positions to test line
|
|
# endpoints on and off the surface.
|
|
for pos in rect_corners_mids_and_center(surf_rect):
|
|
helper_rect.center = pos
|
|
|
|
# Draw using different thicknesses.
|
|
for thickness in range(-1, 5):
|
|
for start, end in self._rect_lines(helper_rect):
|
|
surface.fill(surf_color) # Clear for each test.
|
|
|
|
bounding_rect = self.draw_line(
|
|
surface, line_color, start, end, thickness
|
|
)
|
|
|
|
if 0 < thickness:
|
|
# Calculating the expected_rect after the line is
|
|
# drawn (it uses what is actually drawn).
|
|
expected_rect = create_bounding_rect(
|
|
surface, surf_color, start
|
|
)
|
|
else:
|
|
# Nothing drawn.
|
|
expected_rect = pygame.Rect(start, (0, 0))
|
|
|
|
self.assertEqual(
|
|
bounding_rect,
|
|
expected_rect,
|
|
"start={}, end={}, size={}, thickness={}".format(
|
|
start, end, size, thickness
|
|
),
|
|
)
|
|
|
|
def test_line__surface_clip(self):
|
|
"""Ensures draw line respects a surface's clip area."""
|
|
surfw = surfh = 30
|
|
line_color = pygame.Color("red")
|
|
surface_color = pygame.Color("green")
|
|
surface = pygame.Surface((surfw, surfh))
|
|
surface.fill(surface_color)
|
|
|
|
clip_rect = pygame.Rect((0, 0), (11, 11))
|
|
clip_rect.center = surface.get_rect().center
|
|
pos_rect = clip_rect.copy() # Manages the line's pos.
|
|
|
|
for thickness in (1, 3): # Test different line widths.
|
|
# Test centering the line along the clip rect's edge.
|
|
for center in rect_corners_mids_and_center(clip_rect):
|
|
# Get the expected points by drawing the line without the
|
|
# clip area set.
|
|
pos_rect.center = center
|
|
surface.set_clip(None)
|
|
surface.fill(surface_color)
|
|
self.draw_line(
|
|
surface, line_color, pos_rect.midtop, pos_rect.midbottom, thickness
|
|
)
|
|
expected_pts = get_color_points(surface, line_color, clip_rect)
|
|
|
|
# Clear the surface and set the clip area. Redraw the line
|
|
# and check that only the clip area is modified.
|
|
surface.fill(surface_color)
|
|
surface.set_clip(clip_rect)
|
|
|
|
self.draw_line(
|
|
surface, line_color, pos_rect.midtop, pos_rect.midbottom, thickness
|
|
)
|
|
|
|
surface.lock() # For possible speed up.
|
|
|
|
# Check all the surface points to ensure only the expected_pts
|
|
# are the line_color.
|
|
for pt in ((x, y) for x in range(surfw) for y in range(surfh)):
|
|
if pt in expected_pts:
|
|
expected_color = line_color
|
|
else:
|
|
expected_color = surface_color
|
|
|
|
self.assertEqual(surface.get_at(pt), expected_color, pt)
|
|
|
|
surface.unlock()
|
|
|
|
|
|
# Commented out to avoid cluttering the test output. Add back in if draw_py
|
|
# ever fully supports drawing single lines.
|
|
# @unittest.skip('draw_py.draw_line not fully supported yet')
|
|
# class PythonDrawLineTest(LineMixin, PythonDrawTestCase):
|
|
# """Test draw_py module function line.
|
|
#
|
|
# This class inherits the general tests from LineMixin. It is also the class
|
|
# to add any draw_py.draw_line specific tests to.
|
|
# """
|
|
|
|
|
|
class DrawLineTest(LineMixin, DrawTestCase):
|
|
"""Test draw module function line.
|
|
|
|
This class inherits the general tests from LineMixin. It is also the class
|
|
to add any draw.line specific tests to.
|
|
"""
|
|
|
|
def test_line_endianness(self):
|
|
"""test color component order"""
|
|
for depth in (24, 32):
|
|
surface = pygame.Surface((5, 3), 0, depth)
|
|
surface.fill(pygame.Color(0, 0, 0))
|
|
self.draw_line(surface, pygame.Color(255, 0, 0), (0, 1), (2, 1), 1)
|
|
|
|
self.assertGreater(surface.get_at((1, 1)).r, 0, "there should be red here")
|
|
|
|
surface.fill(pygame.Color(0, 0, 0))
|
|
self.draw_line(surface, pygame.Color(0, 0, 255), (0, 1), (2, 1), 1)
|
|
|
|
self.assertGreater(surface.get_at((1, 1)).b, 0, "there should be blue here")
|
|
|
|
def test_line(self):
|
|
# (l, t), (l, t)
|
|
self.surf_size = (320, 200)
|
|
self.surf = pygame.Surface(self.surf_size, pygame.SRCALPHA)
|
|
self.color = (1, 13, 24, 205)
|
|
|
|
drawn = draw.line(self.surf, self.color, (1, 0), (200, 0))
|
|
self.assertEqual(
|
|
drawn.right, 201, "end point arg should be (or at least was) inclusive"
|
|
)
|
|
|
|
# Should be colored where it's supposed to be
|
|
for pt in test_utils.rect_area_pts(drawn):
|
|
self.assertEqual(self.surf.get_at(pt), self.color)
|
|
|
|
# And not where it shouldn't
|
|
for pt in test_utils.rect_outer_bounds(drawn):
|
|
self.assertNotEqual(self.surf.get_at(pt), self.color)
|
|
|
|
# Line width greater that 1
|
|
line_width = 2
|
|
offset = 5
|
|
a = (offset, offset)
|
|
b = (self.surf_size[0] - offset, a[1])
|
|
c = (a[0], self.surf_size[1] - offset)
|
|
d = (b[0], c[1])
|
|
e = (a[0] + offset, c[1])
|
|
f = (b[0], c[0] + 5)
|
|
lines = [
|
|
(a, d),
|
|
(b, c),
|
|
(c, b),
|
|
(d, a),
|
|
(a, b),
|
|
(b, a),
|
|
(a, c),
|
|
(c, a),
|
|
(a, e),
|
|
(e, a),
|
|
(a, f),
|
|
(f, a),
|
|
(a, a),
|
|
]
|
|
|
|
for p1, p2 in lines:
|
|
msg = "%s - %s" % (p1, p2)
|
|
if p1[0] <= p2[0]:
|
|
plow = p1
|
|
phigh = p2
|
|
else:
|
|
plow = p2
|
|
phigh = p1
|
|
|
|
self.surf.fill((0, 0, 0))
|
|
rec = draw.line(self.surf, (255, 255, 255), p1, p2, line_width)
|
|
xinc = yinc = 0
|
|
|
|
if abs(p1[0] - p2[0]) > abs(p1[1] - p2[1]):
|
|
yinc = 1
|
|
else:
|
|
xinc = 1
|
|
|
|
for i in range(line_width):
|
|
p = (p1[0] + xinc * i, p1[1] + yinc * i)
|
|
self.assertEqual(self.surf.get_at(p), (255, 255, 255), msg)
|
|
|
|
p = (p2[0] + xinc * i, p2[1] + yinc * i)
|
|
self.assertEqual(self.surf.get_at(p), (255, 255, 255), msg)
|
|
|
|
p = (plow[0] - 1, plow[1])
|
|
self.assertEqual(self.surf.get_at(p), (0, 0, 0), msg)
|
|
|
|
p = (plow[0] + xinc * line_width, plow[1] + yinc * line_width)
|
|
self.assertEqual(self.surf.get_at(p), (0, 0, 0), msg)
|
|
|
|
p = (phigh[0] + xinc * line_width, phigh[1] + yinc * line_width)
|
|
self.assertEqual(self.surf.get_at(p), (0, 0, 0), msg)
|
|
|
|
if p1[0] < p2[0]:
|
|
rx = p1[0]
|
|
else:
|
|
rx = p2[0]
|
|
|
|
if p1[1] < p2[1]:
|
|
ry = p1[1]
|
|
else:
|
|
ry = p2[1]
|
|
|
|
w = abs(p2[0] - p1[0]) + 1 + xinc * (line_width - 1)
|
|
h = abs(p2[1] - p1[1]) + 1 + yinc * (line_width - 1)
|
|
msg += ", %s" % (rec,)
|
|
|
|
self.assertEqual(rec, (rx, ry, w, h), msg)
|
|
|
|
def test_line_for_gaps(self):
|
|
# This checks bug Thick Line Bug #448
|
|
|
|
width = 200
|
|
height = 200
|
|
surf = pygame.Surface((width, height), pygame.SRCALPHA)
|
|
|
|
def white_surrounded_pixels(x, y):
|
|
offsets = [(1, 0), (0, 1), (-1, 0), (0, -1)]
|
|
WHITE = (255, 255, 255, 255)
|
|
return len(
|
|
[1 for dx, dy in offsets if surf.get_at((x + dx, y + dy)) == WHITE]
|
|
)
|
|
|
|
def check_white_line(start, end):
|
|
surf.fill((0, 0, 0))
|
|
pygame.draw.line(surf, (255, 255, 255), start, end, 30)
|
|
|
|
BLACK = (0, 0, 0, 255)
|
|
for x in range(1, width - 1):
|
|
for y in range(1, height - 1):
|
|
if surf.get_at((x, y)) == BLACK:
|
|
self.assertTrue(white_surrounded_pixels(x, y) < 3)
|
|
|
|
check_white_line((50, 50), (140, 0))
|
|
check_white_line((50, 50), (0, 120))
|
|
check_white_line((50, 50), (199, 198))
|
|
|
|
|
|
### Lines Testing #############################################################
|
|
|
|
|
|
class LinesMixin(BaseLineMixin):
|
|
"""Mixin test for drawing lines.
|
|
|
|
This class contains all the general lines drawing tests.
|
|
"""
|
|
|
|
def test_lines__args(self):
|
|
"""Ensures draw lines accepts the correct args."""
|
|
bounds_rect = self.draw_lines(
|
|
pygame.Surface((3, 3)), (0, 10, 0, 50), False, ((0, 0), (1, 1)), 1
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_lines__args_without_width(self):
|
|
"""Ensures draw lines accepts the args without a width."""
|
|
bounds_rect = self.draw_lines(
|
|
pygame.Surface((2, 2)), (0, 0, 0, 50), False, ((0, 0), (1, 1))
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_lines__kwargs(self):
|
|
"""Ensures draw lines accepts the correct kwargs
|
|
with and without a width arg.
|
|
"""
|
|
surface = pygame.Surface((4, 4))
|
|
color = pygame.Color("yellow")
|
|
points = ((0, 0), (1, 1), (2, 2))
|
|
kwargs_list = [
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"closed": False,
|
|
"points": points,
|
|
"width": 1,
|
|
},
|
|
{"surface": surface, "color": color, "closed": False, "points": points},
|
|
]
|
|
|
|
for kwargs in kwargs_list:
|
|
bounds_rect = self.draw_lines(**kwargs)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_lines__kwargs_order_independent(self):
|
|
"""Ensures draw lines's kwargs are not order dependent."""
|
|
bounds_rect = self.draw_lines(
|
|
closed=1,
|
|
points=((0, 0), (1, 1), (2, 2)),
|
|
width=2,
|
|
color=(10, 20, 30),
|
|
surface=pygame.Surface((3, 2)),
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_lines__args_missing(self):
|
|
"""Ensures draw lines detects any missing required args."""
|
|
surface = pygame.Surface((1, 1))
|
|
color = pygame.Color("blue")
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_lines(surface, color, 0)
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_lines(surface, color)
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_lines(surface)
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_lines()
|
|
|
|
def test_lines__kwargs_missing(self):
|
|
"""Ensures draw lines detects any missing required kwargs."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((3, 2)),
|
|
"color": pygame.Color("red"),
|
|
"closed": 1,
|
|
"points": ((2, 2), (1, 1)),
|
|
"width": 1,
|
|
}
|
|
|
|
for name in ("points", "closed", "color", "surface"):
|
|
invalid_kwargs = dict(kwargs)
|
|
invalid_kwargs.pop(name) # Pop from a copy.
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_lines(**invalid_kwargs)
|
|
|
|
def test_lines__arg_invalid_types(self):
|
|
"""Ensures draw lines detects invalid arg types."""
|
|
surface = pygame.Surface((2, 2))
|
|
color = pygame.Color("blue")
|
|
closed = 0
|
|
points = ((1, 2), (2, 1))
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid width.
|
|
bounds_rect = self.draw_lines(surface, color, closed, points, "1")
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid points.
|
|
bounds_rect = self.draw_lines(surface, color, closed, (1, 2, 3))
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid closed.
|
|
bounds_rect = self.draw_lines(surface, color, InvalidBool(), points)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid color.
|
|
bounds_rect = self.draw_lines(surface, 2.3, closed, points)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid surface.
|
|
bounds_rect = self.draw_lines((1, 2, 3, 4), color, closed, points)
|
|
|
|
def test_lines__kwarg_invalid_types(self):
|
|
"""Ensures draw lines detects invalid kwarg types."""
|
|
valid_kwargs = {
|
|
"surface": pygame.Surface((3, 3)),
|
|
"color": pygame.Color("green"),
|
|
"closed": False,
|
|
"points": ((1, 2), (2, 1)),
|
|
"width": 1,
|
|
}
|
|
|
|
invalid_kwargs = {
|
|
"surface": pygame.Surface,
|
|
"color": 2.3,
|
|
"closed": InvalidBool(),
|
|
"points": (0, 0, 0),
|
|
"width": 1.2,
|
|
}
|
|
|
|
for kwarg in ("surface", "color", "closed", "points", "width"):
|
|
kwargs = dict(valid_kwargs)
|
|
kwargs[kwarg] = invalid_kwargs[kwarg]
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_lines(**kwargs)
|
|
|
|
def test_lines__kwarg_invalid_name(self):
|
|
"""Ensures draw lines detects invalid kwarg names."""
|
|
surface = pygame.Surface((2, 3))
|
|
color = pygame.Color("cyan")
|
|
closed = 1
|
|
points = ((1, 2), (2, 1))
|
|
kwargs_list = [
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"closed": closed,
|
|
"points": points,
|
|
"width": 1,
|
|
"invalid": 1,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"closed": closed,
|
|
"points": points,
|
|
"invalid": 1,
|
|
},
|
|
]
|
|
|
|
for kwargs in kwargs_list:
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_lines(**kwargs)
|
|
|
|
def test_lines__args_and_kwargs(self):
|
|
"""Ensures draw lines accepts a combination of args/kwargs"""
|
|
surface = pygame.Surface((3, 2))
|
|
color = (255, 255, 0, 0)
|
|
closed = 0
|
|
points = ((1, 2), (2, 1))
|
|
width = 1
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": color,
|
|
"closed": closed,
|
|
"points": points,
|
|
"width": width,
|
|
}
|
|
|
|
for name in ("surface", "color", "closed", "points", "width"):
|
|
kwargs.pop(name)
|
|
|
|
if "surface" == name:
|
|
bounds_rect = self.draw_lines(surface, **kwargs)
|
|
elif "color" == name:
|
|
bounds_rect = self.draw_lines(surface, color, **kwargs)
|
|
elif "closed" == name:
|
|
bounds_rect = self.draw_lines(surface, color, closed, **kwargs)
|
|
elif "points" == name:
|
|
bounds_rect = self.draw_lines(surface, color, closed, points, **kwargs)
|
|
else:
|
|
bounds_rect = self.draw_lines(
|
|
surface, color, closed, points, width, **kwargs
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_lines__valid_width_values(self):
|
|
"""Ensures draw lines accepts different width values."""
|
|
line_color = pygame.Color("yellow")
|
|
surface_color = pygame.Color("white")
|
|
surface = pygame.Surface((3, 4))
|
|
pos = (1, 1)
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": line_color,
|
|
"closed": False,
|
|
"points": (pos, (2, 1)),
|
|
"width": None,
|
|
}
|
|
|
|
for width in (-100, -10, -1, 0, 1, 10, 100):
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["width"] = width
|
|
expected_color = line_color if width > 0 else surface_color
|
|
|
|
bounds_rect = self.draw_lines(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(pos), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_lines__valid_points_format(self):
|
|
"""Ensures draw lines accepts different points formats."""
|
|
expected_color = (10, 20, 30, 255)
|
|
surface_color = pygame.Color("white")
|
|
surface = pygame.Surface((3, 4))
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": expected_color,
|
|
"closed": False,
|
|
"points": None,
|
|
"width": 1,
|
|
}
|
|
|
|
# The point type can be a tuple/list/Vector2.
|
|
point_types = (
|
|
(tuple, tuple, tuple, tuple), # all tuples
|
|
(list, list, list, list), # all lists
|
|
(Vector2, Vector2, Vector2, Vector2), # all Vector2s
|
|
(list, Vector2, tuple, Vector2),
|
|
) # mix
|
|
|
|
# The point values can be ints or floats.
|
|
point_values = (
|
|
((1, 1), (2, 1), (2, 2), (1, 2)),
|
|
((1, 1), (2.2, 1), (2.1, 2.2), (1, 2.1)),
|
|
)
|
|
|
|
# Each sequence of points can be a tuple or a list.
|
|
seq_types = (tuple, list)
|
|
|
|
for point_type in point_types:
|
|
for values in point_values:
|
|
check_pos = values[0]
|
|
points = [point_type[i](pt) for i, pt in enumerate(values)]
|
|
|
|
for seq_type in seq_types:
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["points"] = seq_type(points)
|
|
|
|
bounds_rect = self.draw_lines(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(check_pos), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_lines__invalid_points_formats(self):
|
|
"""Ensures draw lines handles invalid points formats correctly."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((4, 4)),
|
|
"color": pygame.Color("red"),
|
|
"closed": False,
|
|
"points": None,
|
|
"width": 1,
|
|
}
|
|
|
|
points_fmts = (
|
|
((1, 1), (2,)), # Too few coords.
|
|
((1, 1), (2, 2, 2)), # Too many coords.
|
|
((1, 1), (2, "2")), # Wrong type.
|
|
((1, 1), set([2, 3])), # Wrong type.
|
|
((1, 1), dict(((2, 2), (3, 3)))), # Wrong type.
|
|
set(((1, 1), (1, 2))), # Wrong type.
|
|
dict(((1, 1), (4, 4))),
|
|
) # Wrong type.
|
|
|
|
for points in points_fmts:
|
|
kwargs["points"] = points
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_lines(**kwargs)
|
|
|
|
def test_lines__invalid_points_values(self):
|
|
"""Ensures draw lines handles invalid points values correctly."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((4, 4)),
|
|
"color": pygame.Color("red"),
|
|
"closed": False,
|
|
"points": None,
|
|
"width": 1,
|
|
}
|
|
|
|
for points in ([], ((1, 1),)): # Too few points.
|
|
for seq_type in (tuple, list): # Test as tuples and lists.
|
|
kwargs["points"] = seq_type(points)
|
|
|
|
with self.assertRaises(ValueError):
|
|
bounds_rect = self.draw_lines(**kwargs)
|
|
|
|
def test_lines__valid_closed_values(self):
|
|
"""Ensures draw lines accepts different closed values."""
|
|
line_color = pygame.Color("blue")
|
|
surface_color = pygame.Color("white")
|
|
surface = pygame.Surface((3, 4))
|
|
pos = (1, 2)
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": line_color,
|
|
"closed": None,
|
|
"points": ((1, 1), (3, 1), (3, 3), (1, 3)),
|
|
"width": 1,
|
|
}
|
|
|
|
true_values = (-7, 1, 10, "2", 3.1, (4,), [5], True)
|
|
false_values = (None, "", 0, (), [], False)
|
|
|
|
for closed in true_values + false_values:
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["closed"] = closed
|
|
expected_color = line_color if closed else surface_color
|
|
|
|
bounds_rect = self.draw_lines(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(pos), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_lines__valid_color_formats(self):
|
|
"""Ensures draw lines accepts different color formats."""
|
|
green_color = pygame.Color("green")
|
|
surface_color = pygame.Color("black")
|
|
surface = pygame.Surface((3, 4))
|
|
pos = (1, 1)
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": None,
|
|
"closed": False,
|
|
"points": (pos, (2, 1)),
|
|
"width": 3,
|
|
}
|
|
greens = (
|
|
(0, 255, 0),
|
|
(0, 255, 0, 255),
|
|
surface.map_rgb(green_color),
|
|
green_color,
|
|
)
|
|
|
|
for color in greens:
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["color"] = color
|
|
|
|
if isinstance(color, int):
|
|
expected_color = surface.unmap_rgb(color)
|
|
else:
|
|
expected_color = green_color
|
|
|
|
bounds_rect = self.draw_lines(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(pos), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_lines__invalid_color_formats(self):
|
|
"""Ensures draw lines handles invalid color formats correctly."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((4, 3)),
|
|
"color": None,
|
|
"closed": False,
|
|
"points": ((1, 1), (1, 2)),
|
|
"width": 1,
|
|
}
|
|
|
|
for expected_color in (2.3, self):
|
|
kwargs["color"] = expected_color
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_lines(**kwargs)
|
|
|
|
def test_lines__color(self):
|
|
"""Tests if the lines drawn are the correct color.
|
|
|
|
Draws lines around the border of the given surface and checks if all
|
|
borders of the surface only contain the given color.
|
|
"""
|
|
for surface in self._create_surfaces():
|
|
for expected_color in self.COLORS:
|
|
self.draw_lines(surface, expected_color, True, corners(surface))
|
|
|
|
for pos, color in border_pos_and_color(surface):
|
|
self.assertEqual(color, expected_color, "pos={}".format(pos))
|
|
|
|
def test_lines__color_with_thickness(self):
|
|
"""Ensures thick lines are drawn using the correct color."""
|
|
x_left = y_top = 5
|
|
for surface in self._create_surfaces():
|
|
x_right = surface.get_width() - 5
|
|
y_bottom = surface.get_height() - 5
|
|
endpoints = (
|
|
(x_left, y_top),
|
|
(x_right, y_top),
|
|
(x_right, y_bottom),
|
|
(x_left, y_bottom),
|
|
)
|
|
for expected_color in self.COLORS:
|
|
self.draw_lines(surface, expected_color, True, endpoints, 3)
|
|
|
|
for t in (-1, 0, 1):
|
|
for x in range(x_left, x_right + 1):
|
|
for y in (y_top, y_bottom):
|
|
pos = (x, y + t)
|
|
self.assertEqual(
|
|
surface.get_at(pos),
|
|
expected_color,
|
|
"pos={}".format(pos),
|
|
)
|
|
for y in range(y_top, y_bottom + 1):
|
|
for x in (x_left, x_right):
|
|
pos = (x + t, y)
|
|
self.assertEqual(
|
|
surface.get_at(pos),
|
|
expected_color,
|
|
"pos={}".format(pos),
|
|
)
|
|
|
|
def test_lines__gaps(self):
|
|
"""Tests if the lines drawn contain any gaps.
|
|
|
|
Draws lines around the border of the given surface and checks if
|
|
all borders of the surface contain any gaps.
|
|
"""
|
|
expected_color = (255, 255, 255)
|
|
for surface in self._create_surfaces():
|
|
self.draw_lines(surface, expected_color, True, corners(surface))
|
|
|
|
for pos, color in border_pos_and_color(surface):
|
|
self.assertEqual(color, expected_color, "pos={}".format(pos))
|
|
|
|
def test_lines__gaps_with_thickness(self):
|
|
"""Ensures thick lines are drawn without any gaps."""
|
|
expected_color = (255, 255, 255)
|
|
x_left = y_top = 5
|
|
for surface in self._create_surfaces():
|
|
h = (surface.get_width() - 11) // 5
|
|
w = h * 5
|
|
x_right = x_left + w
|
|
y_bottom = y_top + h
|
|
endpoints = ((x_left, y_top), (x_right, y_top), (x_right, y_bottom))
|
|
self.draw_lines(surface, expected_color, True, endpoints, 3)
|
|
|
|
for x in range(x_left, x_right + 1):
|
|
for t in (-1, 0, 1):
|
|
pos = (x, y_top + t)
|
|
self.assertEqual(
|
|
surface.get_at(pos), expected_color, "pos={}".format(pos)
|
|
)
|
|
pos = (x, y_top + t + ((x - 3) // 5))
|
|
self.assertEqual(
|
|
surface.get_at(pos), expected_color, "pos={}".format(pos)
|
|
)
|
|
for y in range(y_top, y_bottom + 1):
|
|
for t in (-1, 0, 1):
|
|
pos = (x_right + t, y)
|
|
self.assertEqual(
|
|
surface.get_at(pos), expected_color, "pos={}".format(pos)
|
|
)
|
|
|
|
def test_lines__bounding_rect(self):
|
|
"""Ensures draw lines returns the correct bounding rect.
|
|
|
|
Tests lines with endpoints on and off the surface and a range of
|
|
width/thickness values.
|
|
"""
|
|
line_color = pygame.Color("red")
|
|
surf_color = pygame.Color("black")
|
|
width = height = 30
|
|
# Using a rect to help manage where the lines are drawn.
|
|
pos_rect = pygame.Rect((0, 0), (width, height))
|
|
|
|
# Testing surfaces of different sizes. One larger than the pos_rect
|
|
# and one smaller (to test lines that span the surface).
|
|
for size in ((width + 5, height + 5), (width - 5, height - 5)):
|
|
surface = pygame.Surface(size, 0, 32)
|
|
surf_rect = surface.get_rect()
|
|
|
|
# Move pos_rect to different positions to test line endpoints on
|
|
# and off the surface.
|
|
for pos in rect_corners_mids_and_center(surf_rect):
|
|
pos_rect.center = pos
|
|
# Shape: Triangle (if closed), ^ caret (if not closed).
|
|
pts = (pos_rect.midleft, pos_rect.midtop, pos_rect.midright)
|
|
pos = pts[0] # Rect position if nothing drawn.
|
|
|
|
# Draw using different thickness and closed values.
|
|
for thickness in range(-1, 5):
|
|
for closed in (True, False):
|
|
surface.fill(surf_color) # Clear for each test.
|
|
|
|
bounding_rect = self.draw_lines(
|
|
surface, line_color, closed, pts, thickness
|
|
)
|
|
|
|
if 0 < thickness:
|
|
# Calculating the expected_rect after the lines are
|
|
# drawn (it uses what is actually drawn).
|
|
expected_rect = create_bounding_rect(
|
|
surface, surf_color, pos
|
|
)
|
|
else:
|
|
# Nothing drawn.
|
|
expected_rect = pygame.Rect(pos, (0, 0))
|
|
|
|
self.assertEqual(bounding_rect, expected_rect)
|
|
|
|
def test_lines__surface_clip(self):
|
|
"""Ensures draw lines respects a surface's clip area."""
|
|
surfw = surfh = 30
|
|
line_color = pygame.Color("red")
|
|
surface_color = pygame.Color("green")
|
|
surface = pygame.Surface((surfw, surfh))
|
|
surface.fill(surface_color)
|
|
|
|
clip_rect = pygame.Rect((0, 0), (11, 11))
|
|
clip_rect.center = surface.get_rect().center
|
|
pos_rect = clip_rect.copy() # Manages the lines's pos.
|
|
|
|
# Test centering the pos_rect along the clip rect's edge to allow for
|
|
# drawing the lines over the clip_rect's bounds.
|
|
for center in rect_corners_mids_and_center(clip_rect):
|
|
pos_rect.center = center
|
|
pts = (pos_rect.midtop, pos_rect.center, pos_rect.midbottom)
|
|
|
|
for closed in (True, False): # Test closed and not closed.
|
|
for thickness in (1, 3): # Test different line widths.
|
|
# Get the expected points by drawing the lines without the
|
|
# clip area set.
|
|
surface.set_clip(None)
|
|
surface.fill(surface_color)
|
|
self.draw_lines(surface, line_color, closed, pts, thickness)
|
|
expected_pts = get_color_points(surface, line_color, clip_rect)
|
|
|
|
# Clear the surface and set the clip area. Redraw the lines
|
|
# and check that only the clip area is modified.
|
|
surface.fill(surface_color)
|
|
surface.set_clip(clip_rect)
|
|
|
|
self.draw_lines(surface, line_color, closed, pts, thickness)
|
|
|
|
surface.lock() # For possible speed up.
|
|
|
|
# Check all the surface points to ensure only the
|
|
# expected_pts are the line_color.
|
|
for pt in ((x, y) for x in range(surfw) for y in range(surfh)):
|
|
if pt in expected_pts:
|
|
expected_color = line_color
|
|
else:
|
|
expected_color = surface_color
|
|
|
|
self.assertEqual(surface.get_at(pt), expected_color, pt)
|
|
|
|
surface.unlock()
|
|
|
|
|
|
# Commented out to avoid cluttering the test output. Add back in if draw_py
|
|
# ever fully supports drawing lines.
|
|
# class PythonDrawLinesTest(LinesMixin, PythonDrawTestCase):
|
|
# """Test draw_py module function lines.
|
|
#
|
|
# This class inherits the general tests from LinesMixin. It is also the
|
|
# class to add any draw_py.draw_lines specific tests to.
|
|
# """
|
|
|
|
|
|
class DrawLinesTest(LinesMixin, DrawTestCase):
|
|
"""Test draw module function lines.
|
|
|
|
This class inherits the general tests from LinesMixin. It is also the class
|
|
to add any draw.lines specific tests to.
|
|
"""
|
|
|
|
|
|
### AALine Testing ############################################################
|
|
|
|
|
|
class AALineMixin(BaseLineMixin):
|
|
"""Mixin test for drawing a single aaline.
|
|
|
|
This class contains all the general single aaline drawing tests.
|
|
"""
|
|
|
|
def test_aaline__args(self):
|
|
"""Ensures draw aaline accepts the correct args."""
|
|
bounds_rect = self.draw_aaline(
|
|
pygame.Surface((3, 3)), (0, 10, 0, 50), (0, 0), (1, 1), 1
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_aaline__args_without_blend(self):
|
|
"""Ensures draw aaline accepts the args without a blend."""
|
|
bounds_rect = self.draw_aaline(
|
|
pygame.Surface((2, 2)), (0, 0, 0, 50), (0, 0), (2, 2)
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_aaline__blend_warning(self):
|
|
"""From pygame 2, blend=False should raise DeprecationWarning."""
|
|
with warnings.catch_warnings(record=True) as w:
|
|
# Cause all warnings to always be triggered.
|
|
warnings.simplefilter("always")
|
|
# Trigger DeprecationWarning.
|
|
self.draw_aaline(
|
|
pygame.Surface((2, 2)), (0, 0, 0, 50), (0, 0), (2, 2), False
|
|
)
|
|
# Check if there is only one warning and is a DeprecationWarning.
|
|
self.assertEqual(len(w), 1)
|
|
self.assertTrue(issubclass(w[-1].category, DeprecationWarning))
|
|
|
|
def test_aaline__kwargs(self):
|
|
"""Ensures draw aaline accepts the correct kwargs
|
|
with and without a blend arg.
|
|
"""
|
|
surface = pygame.Surface((4, 4))
|
|
color = pygame.Color("yellow")
|
|
start_pos = (1, 1)
|
|
end_pos = (2, 2)
|
|
kwargs_list = [
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"start_pos": start_pos,
|
|
"end_pos": end_pos,
|
|
"blend": 1,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"start_pos": start_pos,
|
|
"end_pos": end_pos,
|
|
},
|
|
]
|
|
|
|
for kwargs in kwargs_list:
|
|
bounds_rect = self.draw_aaline(**kwargs)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_aaline__kwargs_order_independent(self):
|
|
"""Ensures draw aaline's kwargs are not order dependent."""
|
|
bounds_rect = self.draw_aaline(
|
|
start_pos=(1, 2),
|
|
end_pos=(2, 1),
|
|
blend=1,
|
|
color=(10, 20, 30),
|
|
surface=pygame.Surface((3, 2)),
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_aaline__args_missing(self):
|
|
"""Ensures draw aaline detects any missing required args."""
|
|
surface = pygame.Surface((1, 1))
|
|
color = pygame.Color("blue")
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_aaline(surface, color, (0, 0))
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_aaline(surface, color)
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_aaline(surface)
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_aaline()
|
|
|
|
def test_aaline__kwargs_missing(self):
|
|
"""Ensures draw aaline detects any missing required kwargs."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((3, 2)),
|
|
"color": pygame.Color("red"),
|
|
"start_pos": (2, 1),
|
|
"end_pos": (2, 2),
|
|
"blend": 1,
|
|
}
|
|
|
|
for name in ("end_pos", "start_pos", "color", "surface"):
|
|
invalid_kwargs = dict(kwargs)
|
|
invalid_kwargs.pop(name) # Pop from a copy.
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_aaline(**invalid_kwargs)
|
|
|
|
def test_aaline__arg_invalid_types(self):
|
|
"""Ensures draw aaline detects invalid arg types."""
|
|
surface = pygame.Surface((2, 2))
|
|
color = pygame.Color("blue")
|
|
start_pos = (0, 1)
|
|
end_pos = (1, 2)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid blend.
|
|
bounds_rect = self.draw_aaline(surface, color, start_pos, end_pos, "1")
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid end_pos.
|
|
bounds_rect = self.draw_aaline(surface, color, start_pos, (1, 2, 3))
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid start_pos.
|
|
bounds_rect = self.draw_aaline(surface, color, (1,), end_pos)
|
|
|
|
with self.assertRaises(ValueError):
|
|
# Invalid color.
|
|
bounds_rect = self.draw_aaline(surface, "invalid-color", start_pos, end_pos)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid surface.
|
|
bounds_rect = self.draw_aaline((1, 2, 3, 4), color, start_pos, end_pos)
|
|
|
|
def test_aaline__kwarg_invalid_types(self):
|
|
"""Ensures draw aaline detects invalid kwarg types."""
|
|
surface = pygame.Surface((3, 3))
|
|
color = pygame.Color("green")
|
|
start_pos = (1, 0)
|
|
end_pos = (2, 0)
|
|
blend = 1
|
|
kwargs_list = [
|
|
{
|
|
"surface": pygame.Surface, # Invalid surface.
|
|
"color": color,
|
|
"start_pos": start_pos,
|
|
"end_pos": end_pos,
|
|
"blend": blend,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": 2.3, # Invalid color.
|
|
"start_pos": start_pos,
|
|
"end_pos": end_pos,
|
|
"blend": blend,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"start_pos": (0, 0, 0), # Invalid start_pos.
|
|
"end_pos": end_pos,
|
|
"blend": blend,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"start_pos": start_pos,
|
|
"end_pos": (0,), # Invalid end_pos.
|
|
"blend": blend,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"start_pos": start_pos,
|
|
"end_pos": end_pos,
|
|
"blend": 1.2,
|
|
},
|
|
] # Invalid blend.
|
|
|
|
for kwargs in kwargs_list:
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_aaline(**kwargs)
|
|
|
|
def test_aaline__kwarg_invalid_name(self):
|
|
"""Ensures draw aaline detects invalid kwarg names."""
|
|
surface = pygame.Surface((2, 3))
|
|
color = pygame.Color("cyan")
|
|
start_pos = (1, 1)
|
|
end_pos = (2, 0)
|
|
kwargs_list = [
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"start_pos": start_pos,
|
|
"end_pos": end_pos,
|
|
"blend": 1,
|
|
"invalid": 1,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"start_pos": start_pos,
|
|
"end_pos": end_pos,
|
|
"invalid": 1,
|
|
},
|
|
]
|
|
|
|
for kwargs in kwargs_list:
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_aaline(**kwargs)
|
|
|
|
def test_aaline__args_and_kwargs(self):
|
|
"""Ensures draw aaline accepts a combination of args/kwargs"""
|
|
surface = pygame.Surface((3, 2))
|
|
color = (255, 255, 0, 0)
|
|
start_pos = (0, 1)
|
|
end_pos = (1, 2)
|
|
blend = 0
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": color,
|
|
"start_pos": start_pos,
|
|
"end_pos": end_pos,
|
|
"blend": blend,
|
|
}
|
|
|
|
for name in ("surface", "color", "start_pos", "end_pos", "blend"):
|
|
kwargs.pop(name)
|
|
|
|
if "surface" == name:
|
|
bounds_rect = self.draw_aaline(surface, **kwargs)
|
|
elif "color" == name:
|
|
bounds_rect = self.draw_aaline(surface, color, **kwargs)
|
|
elif "start_pos" == name:
|
|
bounds_rect = self.draw_aaline(surface, color, start_pos, **kwargs)
|
|
elif "end_pos" == name:
|
|
bounds_rect = self.draw_aaline(
|
|
surface, color, start_pos, end_pos, **kwargs
|
|
)
|
|
else:
|
|
bounds_rect = self.draw_aaline(
|
|
surface, color, start_pos, end_pos, blend, **kwargs
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_aaline__valid_blend_values(self):
|
|
"""Ensures draw aaline accepts different blend values."""
|
|
expected_color = pygame.Color("yellow")
|
|
surface_color = pygame.Color("white")
|
|
surface = pygame.Surface((3, 4))
|
|
pos = (2, 1)
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": expected_color,
|
|
"start_pos": pos,
|
|
"end_pos": (2, 2),
|
|
"blend": None,
|
|
}
|
|
|
|
for blend in (-10, -2, -1, 0, 1, 2, 10):
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["blend"] = blend
|
|
|
|
bounds_rect = self.draw_aaline(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(pos), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_aaline__valid_start_pos_formats(self):
|
|
"""Ensures draw aaline accepts different start_pos formats."""
|
|
expected_color = pygame.Color("red")
|
|
surface_color = pygame.Color("black")
|
|
surface = pygame.Surface((4, 4))
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": expected_color,
|
|
"start_pos": None,
|
|
"end_pos": (2, 2),
|
|
"blend": 0,
|
|
}
|
|
x, y = 2, 1 # start position
|
|
positions = ((x, y), (x + 0.01, y), (x, y + 0.01), (x + 0.01, y + 0.01))
|
|
|
|
for start_pos in positions:
|
|
for seq_type in (tuple, list, Vector2):
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["start_pos"] = seq_type(start_pos)
|
|
|
|
bounds_rect = self.draw_aaline(**kwargs)
|
|
|
|
color = surface.get_at((x, y))
|
|
for i, sub_color in enumerate(expected_color):
|
|
# The color could be slightly off the expected color due to
|
|
# any fractional position arguments.
|
|
self.assertGreaterEqual(color[i] + 6, sub_color, start_pos)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect, start_pos)
|
|
|
|
def test_aaline__valid_end_pos_formats(self):
|
|
"""Ensures draw aaline accepts different end_pos formats."""
|
|
expected_color = pygame.Color("red")
|
|
surface_color = pygame.Color("black")
|
|
surface = pygame.Surface((4, 4))
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": expected_color,
|
|
"start_pos": (2, 1),
|
|
"end_pos": None,
|
|
"blend": 0,
|
|
}
|
|
x, y = 2, 2 # end position
|
|
positions = ((x, y), (x + 0.02, y), (x, y + 0.02), (x + 0.02, y + 0.02))
|
|
|
|
for end_pos in positions:
|
|
for seq_type in (tuple, list, Vector2):
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["end_pos"] = seq_type(end_pos)
|
|
|
|
bounds_rect = self.draw_aaline(**kwargs)
|
|
|
|
color = surface.get_at((x, y))
|
|
for i, sub_color in enumerate(expected_color):
|
|
# The color could be slightly off the expected color due to
|
|
# any fractional position arguments.
|
|
self.assertGreaterEqual(color[i] + 15, sub_color, end_pos)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect, end_pos)
|
|
|
|
def test_aaline__invalid_start_pos_formats(self):
|
|
"""Ensures draw aaline handles invalid start_pos formats correctly."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((4, 4)),
|
|
"color": pygame.Color("red"),
|
|
"start_pos": None,
|
|
"end_pos": (2, 2),
|
|
"blend": 0,
|
|
}
|
|
|
|
start_pos_fmts = (
|
|
(2,), # Too few coords.
|
|
(2, 1, 0), # Too many coords.
|
|
(2, "1"), # Wrong type.
|
|
set([2, 1]), # Wrong type.
|
|
dict(((2, 1),)),
|
|
) # Wrong type.
|
|
|
|
for start_pos in start_pos_fmts:
|
|
kwargs["start_pos"] = start_pos
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_aaline(**kwargs)
|
|
|
|
def test_aaline__invalid_end_pos_formats(self):
|
|
"""Ensures draw aaline handles invalid end_pos formats correctly."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((4, 4)),
|
|
"color": pygame.Color("red"),
|
|
"start_pos": (2, 2),
|
|
"end_pos": None,
|
|
"blend": 0,
|
|
}
|
|
|
|
end_pos_fmts = (
|
|
(2,), # Too few coords.
|
|
(2, 1, 0), # Too many coords.
|
|
(2, "1"), # Wrong type.
|
|
set([2, 1]), # Wrong type.
|
|
dict(((2, 1),)),
|
|
) # Wrong type.
|
|
|
|
for end_pos in end_pos_fmts:
|
|
kwargs["end_pos"] = end_pos
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_aaline(**kwargs)
|
|
|
|
def test_aaline__valid_color_formats(self):
|
|
"""Ensures draw aaline accepts different color formats."""
|
|
green_color = pygame.Color("green")
|
|
surface_color = pygame.Color("black")
|
|
surface = pygame.Surface((3, 4))
|
|
pos = (1, 1)
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": None,
|
|
"start_pos": pos,
|
|
"end_pos": (2, 1),
|
|
"blend": 0,
|
|
}
|
|
greens = (
|
|
(0, 255, 0),
|
|
(0, 255, 0, 255),
|
|
surface.map_rgb(green_color),
|
|
green_color,
|
|
)
|
|
|
|
for color in greens:
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["color"] = color
|
|
|
|
if isinstance(color, int):
|
|
expected_color = surface.unmap_rgb(color)
|
|
else:
|
|
expected_color = green_color
|
|
|
|
bounds_rect = self.draw_aaline(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(pos), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_aaline__invalid_color_formats(self):
|
|
"""Ensures draw aaline handles invalid color formats correctly."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((4, 3)),
|
|
"color": None,
|
|
"start_pos": (1, 1),
|
|
"end_pos": (2, 1),
|
|
"blend": 0,
|
|
}
|
|
|
|
for expected_color in (2.3, self):
|
|
kwargs["color"] = expected_color
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_aaline(**kwargs)
|
|
|
|
def test_aaline__color(self):
|
|
"""Tests if the aaline drawn is the correct color."""
|
|
pos = (0, 0)
|
|
for surface in self._create_surfaces():
|
|
for expected_color in self.COLORS:
|
|
self.draw_aaline(surface, expected_color, pos, (1, 0))
|
|
|
|
self.assertEqual(
|
|
surface.get_at(pos), expected_color, "pos={}".format(pos)
|
|
)
|
|
|
|
def test_aaline__gaps(self):
|
|
"""Tests if the aaline drawn contains any gaps.
|
|
|
|
See: #512
|
|
"""
|
|
expected_color = (255, 255, 255)
|
|
for surface in self._create_surfaces():
|
|
width = surface.get_width()
|
|
self.draw_aaline(surface, expected_color, (0, 0), (width - 1, 0))
|
|
|
|
for x in range(width):
|
|
pos = (x, 0)
|
|
self.assertEqual(
|
|
surface.get_at(pos), expected_color, "pos={}".format(pos)
|
|
)
|
|
|
|
def test_aaline__bounding_rect(self):
|
|
"""Ensures draw aaline returns the correct bounding rect.
|
|
|
|
Tests lines with endpoints on and off the surface and blending
|
|
enabled and disabled.
|
|
"""
|
|
line_color = pygame.Color("red")
|
|
surf_color = pygame.Color("blue")
|
|
width = height = 30
|
|
# Using a rect to help manage where the lines are drawn.
|
|
helper_rect = pygame.Rect((0, 0), (width, height))
|
|
|
|
# Testing surfaces of different sizes. One larger than the helper_rect
|
|
# and one smaller (to test lines that span the surface).
|
|
for size in ((width + 5, height + 5), (width - 5, height - 5)):
|
|
surface = pygame.Surface(size, 0, 32)
|
|
surf_rect = surface.get_rect()
|
|
|
|
# Move the helper rect to different positions to test line
|
|
# endpoints on and off the surface.
|
|
for pos in rect_corners_mids_and_center(surf_rect):
|
|
helper_rect.center = pos
|
|
|
|
for blend in (False, True): # Test non-blending and blending.
|
|
for start, end in self._rect_lines(helper_rect):
|
|
surface.fill(surf_color) # Clear for each test.
|
|
|
|
bounding_rect = self.draw_aaline(
|
|
surface, line_color, start, end, blend
|
|
)
|
|
|
|
# Calculating the expected_rect after the line is
|
|
# drawn (it uses what is actually drawn).
|
|
expected_rect = create_bounding_rect(surface, surf_color, start)
|
|
|
|
self.assertEqual(bounding_rect, expected_rect)
|
|
|
|
def test_aaline__surface_clip(self):
|
|
"""Ensures draw aaline respects a surface's clip area."""
|
|
surfw = surfh = 30
|
|
aaline_color = pygame.Color("red")
|
|
surface_color = pygame.Color("green")
|
|
surface = pygame.Surface((surfw, surfh))
|
|
surface.fill(surface_color)
|
|
|
|
clip_rect = pygame.Rect((0, 0), (11, 11))
|
|
clip_rect.center = surface.get_rect().center
|
|
pos_rect = clip_rect.copy() # Manages the aaline's pos.
|
|
|
|
# Test centering the pos_rect along the clip rect's edge to allow for
|
|
# drawing the aaline over the clip_rect's bounds.
|
|
for center in rect_corners_mids_and_center(clip_rect):
|
|
pos_rect.center = center
|
|
|
|
for blend in (0, 1): # Test non-blending and blending.
|
|
# Get the expected points by drawing the aaline without the
|
|
# clip area set.
|
|
surface.set_clip(None)
|
|
surface.fill(surface_color)
|
|
self.draw_aaline(
|
|
surface, aaline_color, pos_rect.midtop, pos_rect.midbottom, blend
|
|
)
|
|
|
|
# Need to get the points that are NOT surface_color due to the
|
|
# way blend=0 uses the color black to antialias.
|
|
expected_pts = get_color_points(
|
|
surface, surface_color, clip_rect, False
|
|
)
|
|
|
|
# Clear the surface and set the clip area. Redraw the aaline
|
|
# and check that only the clip area is modified.
|
|
surface.fill(surface_color)
|
|
surface.set_clip(clip_rect)
|
|
|
|
self.draw_aaline(
|
|
surface, aaline_color, pos_rect.midtop, pos_rect.midbottom, blend
|
|
)
|
|
|
|
surface.lock() # For possible speed up.
|
|
|
|
# Check all the surface points to ensure the expected_pts
|
|
# are not surface_color.
|
|
for pt in ((x, y) for x in range(surfw) for y in range(surfh)):
|
|
if pt in expected_pts:
|
|
self.assertNotEqual(surface.get_at(pt), surface_color, pt)
|
|
else:
|
|
self.assertEqual(surface.get_at(pt), surface_color, pt)
|
|
|
|
surface.unlock()
|
|
|
|
|
|
# Commented out to avoid cluttering the test output. Add back in if draw_py
|
|
# ever fully supports drawing single aalines.
|
|
# class PythonDrawAALineTest(AALineMixin, PythonDrawTestCase):
|
|
# """Test draw_py module function aaline.
|
|
#
|
|
# This class inherits the general tests from AALineMixin. It is also the
|
|
# class to add any draw_py.draw_aaline specific tests to.
|
|
# """
|
|
|
|
|
|
class DrawAALineTest(AALineMixin, DrawTestCase):
|
|
"""Test draw module function aaline.
|
|
|
|
This class inherits the general tests from AALineMixin. It is also the
|
|
class to add any draw.aaline specific tests to.
|
|
"""
|
|
|
|
def test_aaline_endianness(self):
|
|
"""test color component order"""
|
|
for depth in (24, 32):
|
|
surface = pygame.Surface((5, 3), 0, depth)
|
|
surface.fill(pygame.Color(0, 0, 0))
|
|
self.draw_aaline(surface, pygame.Color(255, 0, 0), (0, 1), (2, 1), 1)
|
|
|
|
self.assertGreater(surface.get_at((1, 1)).r, 0, "there should be red here")
|
|
|
|
surface.fill(pygame.Color(0, 0, 0))
|
|
self.draw_aaline(surface, pygame.Color(0, 0, 255), (0, 1), (2, 1), 1)
|
|
|
|
self.assertGreater(surface.get_at((1, 1)).b, 0, "there should be blue here")
|
|
|
|
def _check_antialiasing(
|
|
self, from_point, to_point, should, check_points, set_endpoints=True
|
|
):
|
|
"""Draw a line between two points and check colors of check_points."""
|
|
if set_endpoints:
|
|
should[from_point] = should[to_point] = FG_GREEN
|
|
|
|
def check_one_direction(from_point, to_point, should):
|
|
self.draw_aaline(self.surface, FG_GREEN, from_point, to_point, True)
|
|
|
|
for pt in check_points:
|
|
color = should.get(pt, BG_RED)
|
|
with self.subTest(from_pt=from_point, pt=pt, to=to_point):
|
|
self.assertEqual(self.surface.get_at(pt), color)
|
|
|
|
# reset
|
|
draw.rect(self.surface, BG_RED, (0, 0, 10, 10), 0)
|
|
|
|
# it is important to test also opposite direction, the algorithm
|
|
# is (#512) or was not symmetric
|
|
check_one_direction(from_point, to_point, should)
|
|
if from_point != to_point:
|
|
check_one_direction(to_point, from_point, should)
|
|
|
|
def test_short_non_antialiased_lines(self):
|
|
"""test very short not anti aliased lines in all directions."""
|
|
|
|
# Horizontal, vertical and diagonal lines should not be anti-aliased,
|
|
# even with draw.aaline ...
|
|
self.surface = pygame.Surface((10, 10))
|
|
draw.rect(self.surface, BG_RED, (0, 0, 10, 10), 0)
|
|
|
|
check_points = [(i, j) for i in range(3, 8) for j in range(3, 8)]
|
|
|
|
def check_both_directions(from_pt, to_pt, other_points):
|
|
should = {pt: FG_GREEN for pt in other_points}
|
|
self._check_antialiasing(from_pt, to_pt, should, check_points)
|
|
|
|
# 0. one point
|
|
check_both_directions((5, 5), (5, 5), [])
|
|
# 1. horizontal
|
|
check_both_directions((4, 7), (5, 7), [])
|
|
check_both_directions((5, 4), (7, 4), [(6, 4)])
|
|
|
|
# 2. vertical
|
|
check_both_directions((5, 5), (5, 6), [])
|
|
check_both_directions((6, 4), (6, 6), [(6, 5)])
|
|
# 3. diagonals
|
|
check_both_directions((5, 5), (6, 6), [])
|
|
check_both_directions((5, 5), (7, 7), [(6, 6)])
|
|
check_both_directions((5, 6), (6, 5), [])
|
|
check_both_directions((6, 4), (4, 6), [(5, 5)])
|
|
|
|
def test_short_line_anti_aliasing(self):
|
|
|
|
self.surface = pygame.Surface((10, 10))
|
|
draw.rect(self.surface, BG_RED, (0, 0, 10, 10), 0)
|
|
|
|
check_points = [(i, j) for i in range(3, 8) for j in range(3, 8)]
|
|
|
|
def check_both_directions(from_pt, to_pt, should):
|
|
self._check_antialiasing(from_pt, to_pt, should, check_points)
|
|
|
|
brown = (127, 127, 0)
|
|
reddish = (191, 63, 0)
|
|
greenish = (63, 191, 0)
|
|
|
|
# lets say dx = abs(x0 - x1) ; dy = abs(y0 - y1)
|
|
|
|
# dy / dx = 0.5
|
|
check_both_directions((4, 4), (6, 5), {(5, 4): brown, (5, 5): brown})
|
|
check_both_directions((4, 5), (6, 4), {(5, 4): brown, (5, 5): brown})
|
|
|
|
# dy / dx = 2
|
|
check_both_directions((4, 4), (5, 6), {(4, 5): brown, (5, 5): brown})
|
|
check_both_directions((5, 4), (4, 6), {(4, 5): brown, (5, 5): brown})
|
|
|
|
# some little longer lines; so we need to check more points:
|
|
check_points = [(i, j) for i in range(2, 9) for j in range(2, 9)]
|
|
# dy / dx = 0.25
|
|
should = {
|
|
(4, 3): greenish,
|
|
(5, 3): brown,
|
|
(6, 3): reddish,
|
|
(4, 4): reddish,
|
|
(5, 4): brown,
|
|
(6, 4): greenish,
|
|
}
|
|
check_both_directions((3, 3), (7, 4), should)
|
|
|
|
should = {
|
|
(4, 3): reddish,
|
|
(5, 3): brown,
|
|
(6, 3): greenish,
|
|
(4, 4): greenish,
|
|
(5, 4): brown,
|
|
(6, 4): reddish,
|
|
}
|
|
check_both_directions((3, 4), (7, 3), should)
|
|
|
|
# dy / dx = 4
|
|
should = {
|
|
(4, 4): greenish,
|
|
(4, 5): brown,
|
|
(4, 6): reddish,
|
|
(5, 4): reddish,
|
|
(5, 5): brown,
|
|
(5, 6): greenish,
|
|
}
|
|
check_both_directions((4, 3), (5, 7), should)
|
|
|
|
should = {
|
|
(4, 4): reddish,
|
|
(4, 5): brown,
|
|
(4, 6): greenish,
|
|
(5, 4): greenish,
|
|
(5, 5): brown,
|
|
(5, 6): reddish,
|
|
}
|
|
check_both_directions((5, 3), (4, 7), should)
|
|
|
|
def test_anti_aliasing_float_coordinates(self):
|
|
"""Float coordinates should be blended smoothly."""
|
|
|
|
self.surface = pygame.Surface((10, 10))
|
|
draw.rect(self.surface, BG_RED, (0, 0, 10, 10), 0)
|
|
|
|
check_points = [(i, j) for i in range(5) for j in range(5)]
|
|
brown = (127, 127, 0)
|
|
reddish = (191, 63, 0)
|
|
greenish = (63, 191, 0)
|
|
|
|
# 0. identical point : current implementation does no smoothing...
|
|
expected = {(2, 2): FG_GREEN}
|
|
self._check_antialiasing(
|
|
(1.5, 2), (1.5, 2), expected, check_points, set_endpoints=False
|
|
)
|
|
expected = {(2, 3): FG_GREEN}
|
|
self._check_antialiasing(
|
|
(2.49, 2.7), (2.49, 2.7), expected, check_points, set_endpoints=False
|
|
)
|
|
|
|
# 1. horizontal lines
|
|
# a) blend endpoints
|
|
expected = {(1, 2): brown, (2, 2): FG_GREEN}
|
|
self._check_antialiasing(
|
|
(1.5, 2), (2, 2), expected, check_points, set_endpoints=False
|
|
)
|
|
expected = {(1, 2): brown, (2, 2): FG_GREEN, (3, 2): brown}
|
|
self._check_antialiasing(
|
|
(1.5, 2), (2.5, 2), expected, check_points, set_endpoints=False
|
|
)
|
|
expected = {(2, 2): brown, (1, 2): FG_GREEN}
|
|
self._check_antialiasing(
|
|
(1, 2), (1.5, 2), expected, check_points, set_endpoints=False
|
|
)
|
|
expected = {(1, 2): brown, (2, 2): greenish}
|
|
self._check_antialiasing(
|
|
(1.5, 2), (1.75, 2), expected, check_points, set_endpoints=False
|
|
)
|
|
|
|
# b) blend y-coordinate
|
|
expected = {(x, y): brown for x in range(2, 5) for y in (1, 2)}
|
|
self._check_antialiasing(
|
|
(2, 1.5), (4, 1.5), expected, check_points, set_endpoints=False
|
|
)
|
|
|
|
# 2. vertical lines
|
|
# a) blend endpoints
|
|
expected = {(2, 1): brown, (2, 2): FG_GREEN, (2, 3): brown}
|
|
self._check_antialiasing(
|
|
(2, 1.5), (2, 2.5), expected, check_points, set_endpoints=False
|
|
)
|
|
expected = {(2, 1): brown, (2, 2): greenish}
|
|
self._check_antialiasing(
|
|
(2, 1.5), (2, 1.75), expected, check_points, set_endpoints=False
|
|
)
|
|
# b) blend x-coordinate
|
|
expected = {(x, y): brown for x in (1, 2) for y in range(2, 5)}
|
|
self._check_antialiasing(
|
|
(1.5, 2), (1.5, 4), expected, check_points, set_endpoints=False
|
|
)
|
|
# 3. diagonal lines
|
|
# a) blend endpoints
|
|
expected = {(1, 1): brown, (2, 2): FG_GREEN, (3, 3): brown}
|
|
self._check_antialiasing(
|
|
(1.5, 1.5), (2.5, 2.5), expected, check_points, set_endpoints=False
|
|
)
|
|
expected = {(3, 1): brown, (2, 2): FG_GREEN, (1, 3): brown}
|
|
self._check_antialiasing(
|
|
(2.5, 1.5), (1.5, 2.5), expected, check_points, set_endpoints=False
|
|
)
|
|
# b) blend sidewards
|
|
expected = {(2, 1): brown, (2, 2): brown, (3, 2): brown, (3, 3): brown}
|
|
self._check_antialiasing(
|
|
(2, 1.5), (3, 2.5), expected, check_points, set_endpoints=False
|
|
)
|
|
|
|
expected = {
|
|
(2, 1): greenish,
|
|
(2, 2): reddish,
|
|
(3, 2): greenish,
|
|
(3, 3): reddish,
|
|
(4, 3): greenish,
|
|
(4, 4): reddish,
|
|
}
|
|
|
|
self._check_antialiasing(
|
|
(2, 1.25), (4, 3.25), expected, check_points, set_endpoints=False
|
|
)
|
|
|
|
def test_anti_aliasing_at_and_outside_the_border(self):
|
|
"""Ensures antialiasing works correct at a surface's borders."""
|
|
|
|
self.surface = pygame.Surface((10, 10))
|
|
draw.rect(self.surface, BG_RED, (0, 0, 10, 10), 0)
|
|
|
|
check_points = [(i, j) for i in range(10) for j in range(10)]
|
|
|
|
reddish = (191, 63, 0)
|
|
brown = (127, 127, 0)
|
|
greenish = (63, 191, 0)
|
|
from_point, to_point = (3, 3), (7, 4)
|
|
should = {
|
|
(4, 3): greenish,
|
|
(5, 3): brown,
|
|
(6, 3): reddish,
|
|
(4, 4): reddish,
|
|
(5, 4): brown,
|
|
(6, 4): greenish,
|
|
}
|
|
|
|
for dx, dy in (
|
|
(-4, 0),
|
|
(4, 0), # moved to left and right borders
|
|
(0, -5),
|
|
(0, -4),
|
|
(0, -3), # upper border
|
|
(0, 5),
|
|
(0, 6),
|
|
(0, 7), # lower border
|
|
(-4, -4),
|
|
(-4, -3),
|
|
(-3, -4),
|
|
): # upper left corner
|
|
first = from_point[0] + dx, from_point[1] + dy
|
|
second = to_point[0] + dx, to_point[1] + dy
|
|
expected = {(x + dx, y + dy): color for (x, y), color in should.items()}
|
|
|
|
self._check_antialiasing(first, second, expected, check_points)
|
|
|
|
|
|
### AALines Testing ###########################################################
|
|
|
|
|
|
class AALinesMixin(BaseLineMixin):
|
|
"""Mixin test for drawing aalines.
|
|
|
|
This class contains all the general aalines drawing tests.
|
|
"""
|
|
|
|
def test_aalines__args(self):
|
|
"""Ensures draw aalines accepts the correct args."""
|
|
bounds_rect = self.draw_aalines(
|
|
pygame.Surface((3, 3)), (0, 10, 0, 50), False, ((0, 0), (1, 1)), 1
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_aalines__args_without_blend(self):
|
|
"""Ensures draw aalines accepts the args without a blend."""
|
|
bounds_rect = self.draw_aalines(
|
|
pygame.Surface((2, 2)), (0, 0, 0, 50), False, ((0, 0), (1, 1))
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_aalines__blend_warning(self):
|
|
"""From pygame 2, blend=False should raise DeprecationWarning."""
|
|
with warnings.catch_warnings(record=True) as w:
|
|
# Cause all warnings to always be triggered.
|
|
warnings.simplefilter("always")
|
|
# Trigger DeprecationWarning.
|
|
self.draw_aalines(
|
|
pygame.Surface((2, 2)), (0, 0, 0, 50), False, ((0, 0), (1, 1)), False
|
|
)
|
|
# Check if there is only one warning and is a DeprecationWarning.
|
|
self.assertEqual(len(w), 1)
|
|
self.assertTrue(issubclass(w[-1].category, DeprecationWarning))
|
|
|
|
def test_aalines__kwargs(self):
|
|
"""Ensures draw aalines accepts the correct kwargs
|
|
with and without a blend arg.
|
|
"""
|
|
surface = pygame.Surface((4, 4))
|
|
color = pygame.Color("yellow")
|
|
points = ((0, 0), (1, 1), (2, 2))
|
|
kwargs_list = [
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"closed": False,
|
|
"points": points,
|
|
"blend": 1,
|
|
},
|
|
{"surface": surface, "color": color, "closed": False, "points": points},
|
|
]
|
|
|
|
for kwargs in kwargs_list:
|
|
bounds_rect = self.draw_aalines(**kwargs)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_aalines__kwargs_order_independent(self):
|
|
"""Ensures draw aalines's kwargs are not order dependent."""
|
|
bounds_rect = self.draw_aalines(
|
|
closed=1,
|
|
points=((0, 0), (1, 1), (2, 2)),
|
|
blend=1,
|
|
color=(10, 20, 30),
|
|
surface=pygame.Surface((3, 2)),
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_aalines__args_missing(self):
|
|
"""Ensures draw aalines detects any missing required args."""
|
|
surface = pygame.Surface((1, 1))
|
|
color = pygame.Color("blue")
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_aalines(surface, color, 0)
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_aalines(surface, color)
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_aalines(surface)
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_aalines()
|
|
|
|
def test_aalines__kwargs_missing(self):
|
|
"""Ensures draw aalines detects any missing required kwargs."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((3, 2)),
|
|
"color": pygame.Color("red"),
|
|
"closed": 1,
|
|
"points": ((2, 2), (1, 1)),
|
|
"blend": 1,
|
|
}
|
|
|
|
for name in ("points", "closed", "color", "surface"):
|
|
invalid_kwargs = dict(kwargs)
|
|
invalid_kwargs.pop(name) # Pop from a copy.
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_aalines(**invalid_kwargs)
|
|
|
|
def test_aalines__arg_invalid_types(self):
|
|
"""Ensures draw aalines detects invalid arg types."""
|
|
surface = pygame.Surface((2, 2))
|
|
color = pygame.Color("blue")
|
|
closed = 0
|
|
points = ((1, 2), (2, 1))
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid blend.
|
|
bounds_rect = self.draw_aalines(surface, color, closed, points, "1")
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid points.
|
|
bounds_rect = self.draw_aalines(surface, color, closed, (1, 2, 3))
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid closed.
|
|
bounds_rect = self.draw_aalines(surface, color, InvalidBool(), points)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid color.
|
|
bounds_rect = self.draw_aalines(surface, 2.3, closed, points)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid surface.
|
|
bounds_rect = self.draw_aalines((1, 2, 3, 4), color, closed, points)
|
|
|
|
def test_aalines__kwarg_invalid_types(self):
|
|
"""Ensures draw aalines detects invalid kwarg types."""
|
|
valid_kwargs = {
|
|
"surface": pygame.Surface((3, 3)),
|
|
"color": pygame.Color("green"),
|
|
"closed": False,
|
|
"points": ((1, 2), (2, 1)),
|
|
"blend": 1,
|
|
}
|
|
|
|
invalid_kwargs = {
|
|
"surface": pygame.Surface,
|
|
"color": 2.3,
|
|
"closed": InvalidBool(),
|
|
"points": (0, 0, 0),
|
|
"blend": 1.2,
|
|
}
|
|
|
|
for kwarg in ("surface", "color", "closed", "points", "blend"):
|
|
kwargs = dict(valid_kwargs)
|
|
kwargs[kwarg] = invalid_kwargs[kwarg]
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_aalines(**kwargs)
|
|
|
|
def test_aalines__kwarg_invalid_name(self):
|
|
"""Ensures draw aalines detects invalid kwarg names."""
|
|
surface = pygame.Surface((2, 3))
|
|
color = pygame.Color("cyan")
|
|
closed = 1
|
|
points = ((1, 2), (2, 1))
|
|
kwargs_list = [
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"closed": closed,
|
|
"points": points,
|
|
"blend": 1,
|
|
"invalid": 1,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"closed": closed,
|
|
"points": points,
|
|
"invalid": 1,
|
|
},
|
|
]
|
|
|
|
for kwargs in kwargs_list:
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_aalines(**kwargs)
|
|
|
|
def test_aalines__args_and_kwargs(self):
|
|
"""Ensures draw aalines accepts a combination of args/kwargs"""
|
|
surface = pygame.Surface((3, 2))
|
|
color = (255, 255, 0, 0)
|
|
closed = 0
|
|
points = ((1, 2), (2, 1))
|
|
blend = 1
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": color,
|
|
"closed": closed,
|
|
"points": points,
|
|
"blend": blend,
|
|
}
|
|
|
|
for name in ("surface", "color", "closed", "points", "blend"):
|
|
kwargs.pop(name)
|
|
|
|
if "surface" == name:
|
|
bounds_rect = self.draw_aalines(surface, **kwargs)
|
|
elif "color" == name:
|
|
bounds_rect = self.draw_aalines(surface, color, **kwargs)
|
|
elif "closed" == name:
|
|
bounds_rect = self.draw_aalines(surface, color, closed, **kwargs)
|
|
elif "points" == name:
|
|
bounds_rect = self.draw_aalines(
|
|
surface, color, closed, points, **kwargs
|
|
)
|
|
else:
|
|
bounds_rect = self.draw_aalines(
|
|
surface, color, closed, points, blend, **kwargs
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_aalines__valid_blend_values(self):
|
|
"""Ensures draw aalines accepts different blend values."""
|
|
expected_color = pygame.Color("yellow")
|
|
surface_color = pygame.Color("white")
|
|
surface = pygame.Surface((3, 4))
|
|
pos = (1, 1)
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": expected_color,
|
|
"closed": False,
|
|
"points": (pos, (1, 3)),
|
|
"blend": None,
|
|
}
|
|
|
|
for blend in (-10, -2, -1, 0, 1, 2, 10):
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["blend"] = blend
|
|
|
|
bounds_rect = self.draw_aalines(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(pos), expected_color, blend)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_aalines__valid_points_format(self):
|
|
"""Ensures draw aalines accepts different points formats."""
|
|
expected_color = (10, 20, 30, 255)
|
|
surface_color = pygame.Color("white")
|
|
surface = pygame.Surface((3, 4))
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": expected_color,
|
|
"closed": False,
|
|
"points": None,
|
|
"blend": 0,
|
|
}
|
|
|
|
# The point type can be a tuple/list/Vector2.
|
|
point_types = (
|
|
(tuple, tuple, tuple, tuple), # all tuples
|
|
(list, list, list, list), # all lists
|
|
(Vector2, Vector2, Vector2, Vector2), # all Vector2s
|
|
(list, Vector2, tuple, Vector2),
|
|
) # mix
|
|
|
|
# The point values can be ints or floats.
|
|
point_values = (
|
|
((1, 1), (2, 1), (2, 2), (1, 2)),
|
|
((1, 1), (2.2, 1), (2.1, 2.2), (1, 2.1)),
|
|
)
|
|
|
|
# Each sequence of points can be a tuple or a list.
|
|
seq_types = (tuple, list)
|
|
|
|
for point_type in point_types:
|
|
for values in point_values:
|
|
check_pos = values[0]
|
|
points = [point_type[i](pt) for i, pt in enumerate(values)]
|
|
|
|
for seq_type in seq_types:
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["points"] = seq_type(points)
|
|
|
|
bounds_rect = self.draw_aalines(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(check_pos), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_aalines__invalid_points_formats(self):
|
|
"""Ensures draw aalines handles invalid points formats correctly."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((4, 4)),
|
|
"color": pygame.Color("red"),
|
|
"closed": False,
|
|
"points": None,
|
|
"blend": 1,
|
|
}
|
|
|
|
points_fmts = (
|
|
((1, 1), (2,)), # Too few coords.
|
|
((1, 1), (2, 2, 2)), # Too many coords.
|
|
((1, 1), (2, "2")), # Wrong type.
|
|
((1, 1), set([2, 3])), # Wrong type.
|
|
((1, 1), dict(((2, 2), (3, 3)))), # Wrong type.
|
|
set(((1, 1), (1, 2))), # Wrong type.
|
|
dict(((1, 1), (4, 4))),
|
|
) # Wrong type.
|
|
|
|
for points in points_fmts:
|
|
kwargs["points"] = points
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_aalines(**kwargs)
|
|
|
|
def test_aalines__invalid_points_values(self):
|
|
"""Ensures draw aalines handles invalid points values correctly."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((4, 4)),
|
|
"color": pygame.Color("red"),
|
|
"closed": False,
|
|
"points": None,
|
|
"blend": 1,
|
|
}
|
|
|
|
for points in ([], ((1, 1),)): # Too few points.
|
|
for seq_type in (tuple, list): # Test as tuples and lists.
|
|
kwargs["points"] = seq_type(points)
|
|
|
|
with self.assertRaises(ValueError):
|
|
bounds_rect = self.draw_aalines(**kwargs)
|
|
|
|
def test_aalines__valid_closed_values(self):
|
|
"""Ensures draw aalines accepts different closed values."""
|
|
line_color = pygame.Color("blue")
|
|
surface_color = pygame.Color("white")
|
|
surface = pygame.Surface((5, 5))
|
|
pos = (1, 3)
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": line_color,
|
|
"closed": None,
|
|
"points": ((1, 1), (4, 1), (4, 4), (1, 4)),
|
|
"blend": 0,
|
|
}
|
|
|
|
true_values = (-7, 1, 10, "2", 3.1, (4,), [5], True)
|
|
false_values = (None, "", 0, (), [], False)
|
|
|
|
for closed in true_values + false_values:
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["closed"] = closed
|
|
expected_color = line_color if closed else surface_color
|
|
|
|
bounds_rect = self.draw_aalines(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(pos), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_aalines__valid_color_formats(self):
|
|
"""Ensures draw aalines accepts different color formats."""
|
|
green_color = pygame.Color("green")
|
|
surface_color = pygame.Color("black")
|
|
surface = pygame.Surface((3, 4))
|
|
pos = (1, 1)
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": None,
|
|
"closed": False,
|
|
"points": (pos, (2, 1)),
|
|
"blend": 0,
|
|
}
|
|
greens = (
|
|
(0, 255, 0),
|
|
(0, 255, 0, 255),
|
|
surface.map_rgb(green_color),
|
|
green_color,
|
|
)
|
|
|
|
for color in greens:
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["color"] = color
|
|
|
|
if isinstance(color, int):
|
|
expected_color = surface.unmap_rgb(color)
|
|
else:
|
|
expected_color = green_color
|
|
|
|
bounds_rect = self.draw_aalines(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(pos), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_aalines__invalid_color_formats(self):
|
|
"""Ensures draw aalines handles invalid color formats correctly."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((4, 3)),
|
|
"color": None,
|
|
"closed": False,
|
|
"points": ((1, 1), (1, 2)),
|
|
"blend": 0,
|
|
}
|
|
|
|
for expected_color in (2.3, self):
|
|
kwargs["color"] = expected_color
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_aalines(**kwargs)
|
|
|
|
def test_aalines__color(self):
|
|
"""Tests if the aalines drawn are the correct color.
|
|
|
|
Draws aalines around the border of the given surface and checks if all
|
|
borders of the surface only contain the given color.
|
|
"""
|
|
for surface in self._create_surfaces():
|
|
for expected_color in self.COLORS:
|
|
self.draw_aalines(surface, expected_color, True, corners(surface))
|
|
|
|
for pos, color in border_pos_and_color(surface):
|
|
self.assertEqual(color, expected_color, "pos={}".format(pos))
|
|
|
|
def test_aalines__gaps(self):
|
|
"""Tests if the aalines drawn contain any gaps.
|
|
|
|
Draws aalines around the border of the given surface and checks if
|
|
all borders of the surface contain any gaps.
|
|
|
|
See: #512
|
|
"""
|
|
expected_color = (255, 255, 255)
|
|
for surface in self._create_surfaces():
|
|
self.draw_aalines(surface, expected_color, True, corners(surface))
|
|
|
|
for pos, color in border_pos_and_color(surface):
|
|
self.assertEqual(color, expected_color, "pos={}".format(pos))
|
|
|
|
def test_aalines__bounding_rect(self):
|
|
"""Ensures draw aalines returns the correct bounding rect.
|
|
|
|
Tests lines with endpoints on and off the surface and blending
|
|
enabled and disabled.
|
|
"""
|
|
line_color = pygame.Color("red")
|
|
surf_color = pygame.Color("blue")
|
|
width = height = 30
|
|
# Using a rect to help manage where the lines are drawn.
|
|
pos_rect = pygame.Rect((0, 0), (width, height))
|
|
|
|
# Testing surfaces of different sizes. One larger than the pos_rect
|
|
# and one smaller (to test lines that span the surface).
|
|
for size in ((width + 5, height + 5), (width - 5, height - 5)):
|
|
surface = pygame.Surface(size, 0, 32)
|
|
surf_rect = surface.get_rect()
|
|
|
|
# Move pos_rect to different positions to test line endpoints on
|
|
# and off the surface.
|
|
for pos in rect_corners_mids_and_center(surf_rect):
|
|
pos_rect.center = pos
|
|
# Shape: Triangle (if closed), ^ caret (if not closed).
|
|
pts = (pos_rect.midleft, pos_rect.midtop, pos_rect.midright)
|
|
pos = pts[0] # Rect position if nothing drawn.
|
|
|
|
for blend in (False, True): # Test non-blending and blending.
|
|
for closed in (True, False):
|
|
surface.fill(surf_color) # Clear for each test.
|
|
|
|
bounding_rect = self.draw_aalines(
|
|
surface, line_color, closed, pts, blend
|
|
)
|
|
|
|
# Calculating the expected_rect after the lines are
|
|
# drawn (it uses what is actually drawn).
|
|
expected_rect = create_bounding_rect(surface, surf_color, pos)
|
|
|
|
self.assertEqual(bounding_rect, expected_rect)
|
|
|
|
def test_aalines__surface_clip(self):
|
|
"""Ensures draw aalines respects a surface's clip area."""
|
|
surfw = surfh = 30
|
|
aaline_color = pygame.Color("red")
|
|
surface_color = pygame.Color("green")
|
|
surface = pygame.Surface((surfw, surfh))
|
|
surface.fill(surface_color)
|
|
|
|
clip_rect = pygame.Rect((0, 0), (11, 11))
|
|
clip_rect.center = surface.get_rect().center
|
|
pos_rect = clip_rect.copy() # Manages the aalines's pos.
|
|
|
|
# Test centering the pos_rect along the clip rect's edge to allow for
|
|
# drawing the aalines over the clip_rect's bounds.
|
|
for center in rect_corners_mids_and_center(clip_rect):
|
|
pos_rect.center = center
|
|
pts = (pos_rect.midtop, pos_rect.center, pos_rect.midbottom)
|
|
|
|
for closed in (True, False): # Test closed and not closed.
|
|
for blend in (0, 1): # Test non-blending and blending.
|
|
# Get the expected points by drawing the aalines without
|
|
# the clip area set.
|
|
surface.set_clip(None)
|
|
surface.fill(surface_color)
|
|
self.draw_aalines(surface, aaline_color, closed, pts, blend)
|
|
|
|
# Need to get the points that are NOT surface_color due to
|
|
# the way blend=0 uses the color black to antialias.
|
|
expected_pts = get_color_points(
|
|
surface, surface_color, clip_rect, False
|
|
)
|
|
|
|
# Clear the surface and set the clip area. Redraw the
|
|
# aalines and check that only the clip area is modified.
|
|
surface.fill(surface_color)
|
|
surface.set_clip(clip_rect)
|
|
|
|
self.draw_aalines(surface, aaline_color, closed, pts, blend)
|
|
|
|
surface.lock() # For possible speed up.
|
|
|
|
# Check all the surface points to ensure the expected_pts
|
|
# are not surface_color.
|
|
for pt in ((x, y) for x in range(surfw) for y in range(surfh)):
|
|
if pt in expected_pts:
|
|
self.assertNotEqual(surface.get_at(pt), surface_color, pt)
|
|
else:
|
|
self.assertEqual(surface.get_at(pt), surface_color, pt)
|
|
|
|
surface.unlock()
|
|
|
|
|
|
# Commented out to avoid cluttering the test output. Add back in if draw_py
|
|
# ever fully supports drawing aalines.
|
|
# class PythonDrawAALinesTest(AALinesMixin, PythonDrawTestCase):
|
|
# """Test draw_py module function aalines.
|
|
#
|
|
# This class inherits the general tests from AALinesMixin. It is also the
|
|
# class to add any draw_py.draw_aalines specific tests to.
|
|
# """
|
|
|
|
|
|
class DrawAALinesTest(AALinesMixin, DrawTestCase):
|
|
"""Test draw module function aalines.
|
|
|
|
This class inherits the general tests from AALinesMixin. It is also the
|
|
class to add any draw.aalines specific tests to.
|
|
"""
|
|
|
|
|
|
### Polygon Testing ###########################################################
|
|
|
|
SQUARE = ([0, 0], [3, 0], [3, 3], [0, 3])
|
|
DIAMOND = [(1, 3), (3, 5), (5, 3), (3, 1)]
|
|
CROSS = (
|
|
[2, 0],
|
|
[4, 0],
|
|
[4, 2],
|
|
[6, 2],
|
|
[6, 4],
|
|
[4, 4],
|
|
[4, 6],
|
|
[2, 6],
|
|
[2, 4],
|
|
[0, 4],
|
|
[0, 2],
|
|
[2, 2],
|
|
)
|
|
|
|
|
|
class DrawPolygonMixin(object):
|
|
"""Mixin tests for drawing polygons.
|
|
|
|
This class contains all the general polygon drawing tests.
|
|
"""
|
|
|
|
def setUp(self):
|
|
self.surface = pygame.Surface((20, 20))
|
|
|
|
def test_polygon__args(self):
|
|
"""Ensures draw polygon accepts the correct args."""
|
|
bounds_rect = self.draw_polygon(
|
|
pygame.Surface((3, 3)), (0, 10, 0, 50), ((0, 0), (1, 1), (2, 2)), 1
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_polygon__args_without_width(self):
|
|
"""Ensures draw polygon accepts the args without a width."""
|
|
bounds_rect = self.draw_polygon(
|
|
pygame.Surface((2, 2)), (0, 0, 0, 50), ((0, 0), (1, 1), (2, 2))
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_polygon__kwargs(self):
|
|
"""Ensures draw polygon accepts the correct kwargs
|
|
with and without a width arg.
|
|
"""
|
|
surface = pygame.Surface((4, 4))
|
|
color = pygame.Color("yellow")
|
|
points = ((0, 0), (1, 1), (2, 2))
|
|
kwargs_list = [
|
|
{"surface": surface, "color": color, "points": points, "width": 1},
|
|
{"surface": surface, "color": color, "points": points},
|
|
]
|
|
|
|
for kwargs in kwargs_list:
|
|
bounds_rect = self.draw_polygon(**kwargs)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_polygon__kwargs_order_independent(self):
|
|
"""Ensures draw polygon's kwargs are not order dependent."""
|
|
bounds_rect = self.draw_polygon(
|
|
color=(10, 20, 30),
|
|
surface=pygame.Surface((3, 2)),
|
|
width=0,
|
|
points=((0, 1), (1, 2), (2, 3)),
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_polygon__args_missing(self):
|
|
"""Ensures draw polygon detects any missing required args."""
|
|
surface = pygame.Surface((1, 1))
|
|
color = pygame.Color("blue")
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_polygon(surface, color)
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_polygon(surface)
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_polygon()
|
|
|
|
def test_polygon__kwargs_missing(self):
|
|
"""Ensures draw polygon detects any missing required kwargs."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((1, 2)),
|
|
"color": pygame.Color("red"),
|
|
"points": ((2, 1), (2, 2), (2, 3)),
|
|
"width": 1,
|
|
}
|
|
|
|
for name in ("points", "color", "surface"):
|
|
invalid_kwargs = dict(kwargs)
|
|
invalid_kwargs.pop(name) # Pop from a copy.
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_polygon(**invalid_kwargs)
|
|
|
|
def test_polygon__arg_invalid_types(self):
|
|
"""Ensures draw polygon detects invalid arg types."""
|
|
surface = pygame.Surface((2, 2))
|
|
color = pygame.Color("blue")
|
|
points = ((0, 1), (1, 2), (1, 3))
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid width.
|
|
bounds_rect = self.draw_polygon(surface, color, points, "1")
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid points.
|
|
bounds_rect = self.draw_polygon(surface, color, (1, 2, 3))
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid color.
|
|
bounds_rect = self.draw_polygon(surface, 2.3, points)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid surface.
|
|
bounds_rect = self.draw_polygon((1, 2, 3, 4), color, points)
|
|
|
|
def test_polygon__kwarg_invalid_types(self):
|
|
"""Ensures draw polygon detects invalid kwarg types."""
|
|
surface = pygame.Surface((3, 3))
|
|
color = pygame.Color("green")
|
|
points = ((0, 0), (1, 0), (2, 0))
|
|
width = 1
|
|
kwargs_list = [
|
|
{
|
|
"surface": pygame.Surface, # Invalid surface.
|
|
"color": color,
|
|
"points": points,
|
|
"width": width,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": 2.3, # Invalid color.
|
|
"points": points,
|
|
"width": width,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"points": ((1,), (1,), (1,)), # Invalid points.
|
|
"width": width,
|
|
},
|
|
{"surface": surface, "color": color, "points": points, "width": 1.2},
|
|
] # Invalid width.
|
|
|
|
for kwargs in kwargs_list:
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_polygon(**kwargs)
|
|
|
|
def test_polygon__kwarg_invalid_name(self):
|
|
"""Ensures draw polygon detects invalid kwarg names."""
|
|
surface = pygame.Surface((2, 3))
|
|
color = pygame.Color("cyan")
|
|
points = ((1, 1), (1, 2), (1, 3))
|
|
kwargs_list = [
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"points": points,
|
|
"width": 1,
|
|
"invalid": 1,
|
|
},
|
|
{"surface": surface, "color": color, "points": points, "invalid": 1},
|
|
]
|
|
|
|
for kwargs in kwargs_list:
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_polygon(**kwargs)
|
|
|
|
def test_polygon__args_and_kwargs(self):
|
|
"""Ensures draw polygon accepts a combination of args/kwargs"""
|
|
surface = pygame.Surface((3, 1))
|
|
color = (255, 255, 0, 0)
|
|
points = ((0, 1), (1, 2), (2, 3))
|
|
width = 0
|
|
kwargs = {"surface": surface, "color": color, "points": points, "width": width}
|
|
|
|
for name in ("surface", "color", "points", "width"):
|
|
kwargs.pop(name)
|
|
|
|
if "surface" == name:
|
|
bounds_rect = self.draw_polygon(surface, **kwargs)
|
|
elif "color" == name:
|
|
bounds_rect = self.draw_polygon(surface, color, **kwargs)
|
|
elif "points" == name:
|
|
bounds_rect = self.draw_polygon(surface, color, points, **kwargs)
|
|
else:
|
|
bounds_rect = self.draw_polygon(surface, color, points, width, **kwargs)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_polygon__valid_width_values(self):
|
|
"""Ensures draw polygon accepts different width values."""
|
|
surface_color = pygame.Color("white")
|
|
surface = pygame.Surface((3, 4))
|
|
color = (10, 20, 30, 255)
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": color,
|
|
"points": ((1, 1), (2, 1), (2, 2), (1, 2)),
|
|
"width": None,
|
|
}
|
|
pos = kwargs["points"][0]
|
|
|
|
for width in (-100, -10, -1, 0, 1, 10, 100):
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["width"] = width
|
|
expected_color = color if width >= 0 else surface_color
|
|
|
|
bounds_rect = self.draw_polygon(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(pos), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_polygon__valid_points_format(self):
|
|
"""Ensures draw polygon accepts different points formats."""
|
|
expected_color = (10, 20, 30, 255)
|
|
surface_color = pygame.Color("white")
|
|
surface = pygame.Surface((3, 4))
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": expected_color,
|
|
"points": None,
|
|
"width": 0,
|
|
}
|
|
|
|
# The point type can be a tuple/list/Vector2.
|
|
point_types = (
|
|
(tuple, tuple, tuple, tuple), # all tuples
|
|
(list, list, list, list), # all lists
|
|
(Vector2, Vector2, Vector2, Vector2), # all Vector2s
|
|
(list, Vector2, tuple, Vector2),
|
|
) # mix
|
|
|
|
# The point values can be ints or floats.
|
|
point_values = (
|
|
((1, 1), (2, 1), (2, 2), (1, 2)),
|
|
((1, 1), (2.2, 1), (2.1, 2.2), (1, 2.1)),
|
|
)
|
|
|
|
# Each sequence of points can be a tuple or a list.
|
|
seq_types = (tuple, list)
|
|
|
|
for point_type in point_types:
|
|
for values in point_values:
|
|
check_pos = values[0]
|
|
points = [point_type[i](pt) for i, pt in enumerate(values)]
|
|
|
|
for seq_type in seq_types:
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["points"] = seq_type(points)
|
|
|
|
bounds_rect = self.draw_polygon(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(check_pos), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_polygon__invalid_points_formats(self):
|
|
"""Ensures draw polygon handles invalid points formats correctly."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((4, 4)),
|
|
"color": pygame.Color("red"),
|
|
"points": None,
|
|
"width": 0,
|
|
}
|
|
|
|
points_fmts = (
|
|
((1, 1), (2, 1), (2,)), # Too few coords.
|
|
((1, 1), (2, 1), (2, 2, 2)), # Too many coords.
|
|
((1, 1), (2, 1), (2, "2")), # Wrong type.
|
|
((1, 1), (2, 1), set([2, 3])), # Wrong type.
|
|
((1, 1), (2, 1), dict(((2, 2), (3, 3)))), # Wrong type.
|
|
set(((1, 1), (2, 1), (2, 2), (1, 2))), # Wrong type.
|
|
dict(((1, 1), (2, 2), (3, 3), (4, 4))),
|
|
) # Wrong type.
|
|
|
|
for points in points_fmts:
|
|
kwargs["points"] = points
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_polygon(**kwargs)
|
|
|
|
def test_polygon__invalid_points_values(self):
|
|
"""Ensures draw polygon handles invalid points values correctly."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((4, 4)),
|
|
"color": pygame.Color("red"),
|
|
"points": None,
|
|
"width": 0,
|
|
}
|
|
|
|
points_fmts = (
|
|
tuple(), # Too few points.
|
|
((1, 1),), # Too few points.
|
|
((1, 1), (2, 1)),
|
|
) # Too few points.
|
|
|
|
for points in points_fmts:
|
|
for seq_type in (tuple, list): # Test as tuples and lists.
|
|
kwargs["points"] = seq_type(points)
|
|
|
|
with self.assertRaises(ValueError):
|
|
bounds_rect = self.draw_polygon(**kwargs)
|
|
|
|
def test_polygon__valid_color_formats(self):
|
|
"""Ensures draw polygon accepts different color formats."""
|
|
green_color = pygame.Color("green")
|
|
surface_color = pygame.Color("black")
|
|
surface = pygame.Surface((3, 4))
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": None,
|
|
"points": ((1, 1), (2, 1), (2, 2), (1, 2)),
|
|
"width": 0,
|
|
}
|
|
pos = kwargs["points"][0]
|
|
greens = (
|
|
(0, 255, 0),
|
|
(0, 255, 0, 255),
|
|
surface.map_rgb(green_color),
|
|
green_color,
|
|
)
|
|
|
|
for color in greens:
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["color"] = color
|
|
|
|
if isinstance(color, int):
|
|
expected_color = surface.unmap_rgb(color)
|
|
else:
|
|
expected_color = green_color
|
|
|
|
bounds_rect = self.draw_polygon(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(pos), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_polygon__invalid_color_formats(self):
|
|
"""Ensures draw polygon handles invalid color formats correctly."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((4, 3)),
|
|
"color": None,
|
|
"points": ((1, 1), (2, 1), (2, 2), (1, 2)),
|
|
"width": 0,
|
|
}
|
|
|
|
for expected_color in (2.3, self):
|
|
kwargs["color"] = expected_color
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_polygon(**kwargs)
|
|
|
|
def test_draw_square(self):
|
|
self.draw_polygon(self.surface, RED, SQUARE, 0)
|
|
# note : there is a discussion (#234) if draw.polygon should include or
|
|
# not the right or lower border; here we stick with current behavior,
|
|
# eg include those borders ...
|
|
for x in range(4):
|
|
for y in range(4):
|
|
self.assertEqual(self.surface.get_at((x, y)), RED)
|
|
|
|
def test_draw_diamond(self):
|
|
pygame.draw.rect(self.surface, RED, (0, 0, 10, 10), 0)
|
|
self.draw_polygon(self.surface, GREEN, DIAMOND, 0)
|
|
# this diamond shape is equivalent to its four corners, plus inner square
|
|
for x, y in DIAMOND:
|
|
self.assertEqual(self.surface.get_at((x, y)), GREEN, msg=str((x, y)))
|
|
for x in range(2, 5):
|
|
for y in range(2, 5):
|
|
self.assertEqual(self.surface.get_at((x, y)), GREEN)
|
|
|
|
def test_1_pixel_high_or_wide_shapes(self):
|
|
# 1. one-pixel-high, filled
|
|
pygame.draw.rect(self.surface, RED, (0, 0, 10, 10), 0)
|
|
self.draw_polygon(self.surface, GREEN, [(x, 2) for x, _y in CROSS], 0)
|
|
cross_size = 6 # the maximum x or y coordinate of the cross
|
|
for x in range(cross_size + 1):
|
|
self.assertEqual(self.surface.get_at((x, 1)), RED)
|
|
self.assertEqual(self.surface.get_at((x, 2)), GREEN)
|
|
self.assertEqual(self.surface.get_at((x, 3)), RED)
|
|
pygame.draw.rect(self.surface, RED, (0, 0, 10, 10), 0)
|
|
# 2. one-pixel-high, not filled
|
|
self.draw_polygon(self.surface, GREEN, [(x, 5) for x, _y in CROSS], 1)
|
|
for x in range(cross_size + 1):
|
|
self.assertEqual(self.surface.get_at((x, 4)), RED)
|
|
self.assertEqual(self.surface.get_at((x, 5)), GREEN)
|
|
self.assertEqual(self.surface.get_at((x, 6)), RED)
|
|
pygame.draw.rect(self.surface, RED, (0, 0, 10, 10), 0)
|
|
# 3. one-pixel-wide, filled
|
|
self.draw_polygon(self.surface, GREEN, [(3, y) for _x, y in CROSS], 0)
|
|
for y in range(cross_size + 1):
|
|
self.assertEqual(self.surface.get_at((2, y)), RED)
|
|
self.assertEqual(self.surface.get_at((3, y)), GREEN)
|
|
self.assertEqual(self.surface.get_at((4, y)), RED)
|
|
pygame.draw.rect(self.surface, RED, (0, 0, 10, 10), 0)
|
|
# 4. one-pixel-wide, not filled
|
|
self.draw_polygon(self.surface, GREEN, [(4, y) for _x, y in CROSS], 1)
|
|
for y in range(cross_size + 1):
|
|
self.assertEqual(self.surface.get_at((3, y)), RED)
|
|
self.assertEqual(self.surface.get_at((4, y)), GREEN)
|
|
self.assertEqual(self.surface.get_at((5, y)), RED)
|
|
|
|
def test_draw_symetric_cross(self):
|
|
"""non-regression on issue #234 : x and y where handled inconsistently.
|
|
|
|
Also, the result is/was different whether we fill or not the polygon.
|
|
"""
|
|
# 1. case width = 1 (not filled: `polygon` calls internally the `lines` function)
|
|
pygame.draw.rect(self.surface, RED, (0, 0, 10, 10), 0)
|
|
self.draw_polygon(self.surface, GREEN, CROSS, 1)
|
|
inside = [(x, 3) for x in range(1, 6)] + [(3, y) for y in range(1, 6)]
|
|
for x in range(10):
|
|
for y in range(10):
|
|
if (x, y) in inside:
|
|
self.assertEqual(self.surface.get_at((x, y)), RED)
|
|
elif (x in range(2, 5) and y < 7) or (y in range(2, 5) and x < 7):
|
|
# we are on the border of the cross:
|
|
self.assertEqual(self.surface.get_at((x, y)), GREEN)
|
|
else:
|
|
# we are outside
|
|
self.assertEqual(self.surface.get_at((x, y)), RED)
|
|
|
|
# 2. case width = 0 (filled; this is the example from #234)
|
|
pygame.draw.rect(self.surface, RED, (0, 0, 10, 10), 0)
|
|
self.draw_polygon(self.surface, GREEN, CROSS, 0)
|
|
inside = [(x, 3) for x in range(1, 6)] + [(3, y) for y in range(1, 6)]
|
|
for x in range(10):
|
|
for y in range(10):
|
|
if (x in range(2, 5) and y < 7) or (y in range(2, 5) and x < 7):
|
|
# we are on the border of the cross:
|
|
self.assertEqual(
|
|
self.surface.get_at((x, y)), GREEN, msg=str((x, y))
|
|
)
|
|
else:
|
|
# we are outside
|
|
self.assertEqual(self.surface.get_at((x, y)), RED)
|
|
|
|
def test_illumine_shape(self):
|
|
"""non-regression on issue #313"""
|
|
rect = pygame.Rect((0, 0, 20, 20))
|
|
path_data = [
|
|
(0, 0),
|
|
(rect.width - 1, 0), # upper border
|
|
(rect.width - 5, 5 - 1),
|
|
(5 - 1, 5 - 1), # upper inner
|
|
(5 - 1, rect.height - 5),
|
|
(0, rect.height - 1),
|
|
] # lower diagonal
|
|
# The shape looks like this (the numbers are the indices of path_data)
|
|
|
|
# 0**********************1 <-- upper border
|
|
# ***********************
|
|
# **********************
|
|
# *********************
|
|
# ****3**************2 <-- upper inner border
|
|
# *****
|
|
# ***** (more lines here)
|
|
# *****
|
|
# ****4
|
|
# ****
|
|
# ***
|
|
# **
|
|
# 5
|
|
#
|
|
|
|
# the current bug is that the "upper inner" line is not drawn, but only
|
|
# if 4 or some lower corner exists
|
|
pygame.draw.rect(self.surface, RED, (0, 0, 20, 20), 0)
|
|
|
|
# 1. First without the corners 4 & 5
|
|
self.draw_polygon(self.surface, GREEN, path_data[:4], 0)
|
|
for x in range(20):
|
|
self.assertEqual(self.surface.get_at((x, 0)), GREEN) # upper border
|
|
for x in range(4, rect.width - 5 + 1):
|
|
self.assertEqual(self.surface.get_at((x, 4)), GREEN) # upper inner
|
|
|
|
# 2. with the corners 4 & 5
|
|
pygame.draw.rect(self.surface, RED, (0, 0, 20, 20), 0)
|
|
self.draw_polygon(self.surface, GREEN, path_data, 0)
|
|
for x in range(4, rect.width - 5 + 1):
|
|
self.assertEqual(self.surface.get_at((x, 4)), GREEN) # upper inner
|
|
|
|
def test_invalid_points(self):
|
|
self.assertRaises(
|
|
TypeError,
|
|
lambda: self.draw_polygon(
|
|
self.surface, RED, ((0, 0), (0, 20), (20, 20), 20), 0
|
|
),
|
|
)
|
|
|
|
def test_polygon__bounding_rect(self):
|
|
"""Ensures draw polygon returns the correct bounding rect.
|
|
|
|
Tests polygons on and off the surface and a range of width/thickness
|
|
values.
|
|
"""
|
|
polygon_color = pygame.Color("red")
|
|
surf_color = pygame.Color("black")
|
|
min_width = min_height = 5
|
|
max_width = max_height = 7
|
|
sizes = ((min_width, min_height), (max_width, max_height))
|
|
surface = pygame.Surface((20, 20), 0, 32)
|
|
surf_rect = surface.get_rect()
|
|
# Make a rect that is bigger than the surface to help test drawing
|
|
# polygons off and partially off the surface.
|
|
big_rect = surf_rect.inflate(min_width * 2 + 1, min_height * 2 + 1)
|
|
|
|
for pos in rect_corners_mids_and_center(
|
|
surf_rect
|
|
) + rect_corners_mids_and_center(big_rect):
|
|
# A rect (pos_rect) is used to help create and position the
|
|
# polygon. Each of this rect's position attributes will be set to
|
|
# the pos value.
|
|
for attr in RECT_POSITION_ATTRIBUTES:
|
|
# Test using different rect sizes and thickness values.
|
|
for width, height in sizes:
|
|
pos_rect = pygame.Rect((0, 0), (width, height))
|
|
setattr(pos_rect, attr, pos)
|
|
# Points form a triangle with no fully
|
|
# horizontal/vertical lines.
|
|
vertices = (
|
|
pos_rect.midleft,
|
|
pos_rect.midtop,
|
|
pos_rect.bottomright,
|
|
)
|
|
|
|
for thickness in range(4):
|
|
surface.fill(surf_color) # Clear for each test.
|
|
|
|
bounding_rect = self.draw_polygon(
|
|
surface, polygon_color, vertices, thickness
|
|
)
|
|
|
|
# Calculating the expected_rect after the polygon
|
|
# is drawn (it uses what is actually drawn).
|
|
expected_rect = create_bounding_rect(
|
|
surface, surf_color, vertices[0]
|
|
)
|
|
|
|
self.assertEqual(
|
|
bounding_rect,
|
|
expected_rect,
|
|
"thickness={}".format(thickness),
|
|
)
|
|
|
|
def test_polygon__surface_clip(self):
|
|
"""Ensures draw polygon respects a surface's clip area.
|
|
|
|
Tests drawing the polygon filled and unfilled.
|
|
"""
|
|
surfw = surfh = 30
|
|
polygon_color = pygame.Color("red")
|
|
surface_color = pygame.Color("green")
|
|
surface = pygame.Surface((surfw, surfh))
|
|
surface.fill(surface_color)
|
|
|
|
clip_rect = pygame.Rect((0, 0), (8, 10))
|
|
clip_rect.center = surface.get_rect().center
|
|
pos_rect = clip_rect.copy() # Manages the polygon's pos.
|
|
|
|
for width in (0, 1): # Filled and unfilled.
|
|
# Test centering the polygon along the clip rect's edge.
|
|
for center in rect_corners_mids_and_center(clip_rect):
|
|
# Get the expected points by drawing the polygon without the
|
|
# clip area set.
|
|
pos_rect.center = center
|
|
vertices = (
|
|
pos_rect.topleft,
|
|
pos_rect.topright,
|
|
pos_rect.bottomright,
|
|
pos_rect.bottomleft,
|
|
)
|
|
surface.set_clip(None)
|
|
surface.fill(surface_color)
|
|
self.draw_polygon(surface, polygon_color, vertices, width)
|
|
expected_pts = get_color_points(surface, polygon_color, clip_rect)
|
|
|
|
# Clear the surface and set the clip area. Redraw the polygon
|
|
# and check that only the clip area is modified.
|
|
surface.fill(surface_color)
|
|
surface.set_clip(clip_rect)
|
|
|
|
self.draw_polygon(surface, polygon_color, vertices, width)
|
|
|
|
surface.lock() # For possible speed up.
|
|
|
|
# Check all the surface points to ensure only the expected_pts
|
|
# are the polygon_color.
|
|
for pt in ((x, y) for x in range(surfw) for y in range(surfh)):
|
|
if pt in expected_pts:
|
|
expected_color = polygon_color
|
|
else:
|
|
expected_color = surface_color
|
|
|
|
self.assertEqual(surface.get_at(pt), expected_color, pt)
|
|
|
|
surface.unlock()
|
|
|
|
|
|
class DrawPolygonTest(DrawPolygonMixin, DrawTestCase):
|
|
"""Test draw module function polygon.
|
|
|
|
This class inherits the general tests from DrawPolygonMixin. It is also
|
|
the class to add any draw.polygon specific tests to.
|
|
"""
|
|
|
|
|
|
# Commented out to avoid cluttering the test output. Add back in if draw_py
|
|
# ever fully supports drawing polygons.
|
|
# @unittest.skip('draw_py.draw_polygon not fully supported yet')
|
|
# class PythonDrawPolygonTest(DrawPolygonMixin, PythonDrawTestCase):
|
|
# """Test draw_py module function draw_polygon.
|
|
#
|
|
# This class inherits the general tests from DrawPolygonMixin. It is also
|
|
# the class to add any draw_py.draw_polygon specific tests to.
|
|
# """
|
|
|
|
|
|
### Rect Testing ##############################################################
|
|
|
|
|
|
class DrawRectMixin(object):
|
|
"""Mixin tests for drawing rects.
|
|
|
|
This class contains all the general rect drawing tests.
|
|
"""
|
|
|
|
def test_rect__args(self):
|
|
"""Ensures draw rect accepts the correct args."""
|
|
bounds_rect = self.draw_rect(
|
|
pygame.Surface((2, 2)),
|
|
(20, 10, 20, 150),
|
|
pygame.Rect((0, 0), (1, 1)),
|
|
2,
|
|
1,
|
|
2,
|
|
3,
|
|
4,
|
|
5,
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_rect__args_without_width(self):
|
|
"""Ensures draw rect accepts the args without a width and borders."""
|
|
bounds_rect = self.draw_rect(
|
|
pygame.Surface((3, 5)), (0, 0, 0, 255), pygame.Rect((0, 0), (1, 1))
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_rect__kwargs(self):
|
|
"""Ensures draw rect accepts the correct kwargs
|
|
with and without a width and border_radius arg.
|
|
"""
|
|
kwargs_list = [
|
|
{
|
|
"surface": pygame.Surface((5, 5)),
|
|
"color": pygame.Color("red"),
|
|
"rect": pygame.Rect((0, 0), (1, 2)),
|
|
"width": 1,
|
|
"border_radius": 10,
|
|
"border_top_left_radius": 5,
|
|
"border_top_right_radius": 20,
|
|
"border_bottom_left_radius": 15,
|
|
"border_bottom_right_radius": 0,
|
|
},
|
|
{
|
|
"surface": pygame.Surface((1, 2)),
|
|
"color": (0, 100, 200),
|
|
"rect": (0, 0, 1, 1),
|
|
},
|
|
]
|
|
|
|
for kwargs in kwargs_list:
|
|
bounds_rect = self.draw_rect(**kwargs)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_rect__kwargs_order_independent(self):
|
|
"""Ensures draw rect's kwargs are not order dependent."""
|
|
bounds_rect = self.draw_rect(
|
|
color=(0, 1, 2),
|
|
border_radius=10,
|
|
surface=pygame.Surface((2, 3)),
|
|
border_top_left_radius=5,
|
|
width=-2,
|
|
border_top_right_radius=20,
|
|
border_bottom_right_radius=0,
|
|
rect=pygame.Rect((0, 0), (0, 0)),
|
|
border_bottom_left_radius=15,
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_rect__args_missing(self):
|
|
"""Ensures draw rect detects any missing required args."""
|
|
surface = pygame.Surface((1, 1))
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_rect(surface, pygame.Color("white"))
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_rect(surface)
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_rect()
|
|
|
|
def test_rect__kwargs_missing(self):
|
|
"""Ensures draw rect detects any missing required kwargs."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((1, 3)),
|
|
"color": pygame.Color("red"),
|
|
"rect": pygame.Rect((0, 0), (2, 2)),
|
|
"width": 5,
|
|
"border_radius": 10,
|
|
"border_top_left_radius": 5,
|
|
"border_top_right_radius": 20,
|
|
"border_bottom_left_radius": 15,
|
|
"border_bottom_right_radius": 0,
|
|
}
|
|
|
|
for name in ("rect", "color", "surface"):
|
|
invalid_kwargs = dict(kwargs)
|
|
invalid_kwargs.pop(name) # Pop from a copy.
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_rect(**invalid_kwargs)
|
|
|
|
def test_rect__arg_invalid_types(self):
|
|
"""Ensures draw rect detects invalid arg types."""
|
|
surface = pygame.Surface((3, 3))
|
|
color = pygame.Color("white")
|
|
rect = pygame.Rect((1, 1), (1, 1))
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid border_bottom_right_radius.
|
|
bounds_rect = self.draw_rect(
|
|
surface, color, rect, 2, border_bottom_right_radius="rad"
|
|
)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid border_bottom_left_radius.
|
|
bounds_rect = self.draw_rect(
|
|
surface, color, rect, 2, border_bottom_left_radius="rad"
|
|
)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid border_top_right_radius.
|
|
bounds_rect = self.draw_rect(
|
|
surface, color, rect, 2, border_top_right_radius="rad"
|
|
)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid border_top_left_radius.
|
|
bounds_rect = self.draw_rect(
|
|
surface, color, rect, 2, border_top_left_radius="draw"
|
|
)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid border_radius.
|
|
bounds_rect = self.draw_rect(surface, color, rect, 2, "rad")
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid width.
|
|
bounds_rect = self.draw_rect(surface, color, rect, "2", 4)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid rect.
|
|
bounds_rect = self.draw_rect(surface, color, (1, 2, 3), 2, 6)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid color.
|
|
bounds_rect = self.draw_rect(surface, 2.3, rect, 3, 8)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid surface.
|
|
bounds_rect = self.draw_rect(rect, color, rect, 4, 10)
|
|
|
|
def test_rect__kwarg_invalid_types(self):
|
|
"""Ensures draw rect detects invalid kwarg types."""
|
|
surface = pygame.Surface((2, 3))
|
|
color = pygame.Color("red")
|
|
rect = pygame.Rect((0, 0), (1, 1))
|
|
kwargs_list = [
|
|
{
|
|
"surface": pygame.Surface, # Invalid surface.
|
|
"color": color,
|
|
"rect": rect,
|
|
"width": 1,
|
|
"border_radius": 10,
|
|
"border_top_left_radius": 5,
|
|
"border_top_right_radius": 20,
|
|
"border_bottom_left_radius": 15,
|
|
"border_bottom_right_radius": 0,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": 2.3, # Invalid color.
|
|
"rect": rect,
|
|
"width": 1,
|
|
"border_radius": 10,
|
|
"border_top_left_radius": 5,
|
|
"border_top_right_radius": 20,
|
|
"border_bottom_left_radius": 15,
|
|
"border_bottom_right_radius": 0,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"rect": (1, 1, 2), # Invalid rect.
|
|
"width": 1,
|
|
"border_radius": 10,
|
|
"border_top_left_radius": 5,
|
|
"border_top_right_radius": 20,
|
|
"border_bottom_left_radius": 15,
|
|
"border_bottom_right_radius": 0,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"rect": rect,
|
|
"width": 1.1, # Invalid width.
|
|
"border_radius": 10,
|
|
"border_top_left_radius": 5,
|
|
"border_top_right_radius": 20,
|
|
"border_bottom_left_radius": 15,
|
|
"border_bottom_right_radius": 0,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"rect": rect,
|
|
"width": 1,
|
|
"border_radius": 10.5, # Invalid border_radius.
|
|
"border_top_left_radius": 5,
|
|
"border_top_right_radius": 20,
|
|
"border_bottom_left_radius": 15,
|
|
"border_bottom_right_radius": 0,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"rect": rect,
|
|
"width": 1,
|
|
"border_radius": 10,
|
|
"border_top_left_radius": 5.5, # Invalid top_left_radius.
|
|
"border_top_right_radius": 20,
|
|
"border_bottom_left_radius": 15,
|
|
"border_bottom_right_radius": 0,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"rect": rect,
|
|
"width": 1,
|
|
"border_radius": 10,
|
|
"border_top_left_radius": 5,
|
|
"border_top_right_radius": "a", # Invalid top_right_radius.
|
|
"border_bottom_left_radius": 15,
|
|
"border_bottom_right_radius": 0,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"rect": rect,
|
|
"width": 1,
|
|
"border_radius": 10,
|
|
"border_top_left_radius": 5,
|
|
"border_top_right_radius": 20,
|
|
"border_bottom_left_radius": "c", # Invalid bottom_left_radius
|
|
"border_bottom_right_radius": 0,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"rect": rect,
|
|
"width": 1,
|
|
"border_radius": 10,
|
|
"border_top_left_radius": 5,
|
|
"border_top_right_radius": 20,
|
|
"border_bottom_left_radius": 15,
|
|
"border_bottom_right_radius": "d", # Invalid bottom_right.
|
|
},
|
|
]
|
|
|
|
for kwargs in kwargs_list:
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_rect(**kwargs)
|
|
|
|
def test_rect__kwarg_invalid_name(self):
|
|
"""Ensures draw rect detects invalid kwarg names."""
|
|
surface = pygame.Surface((2, 1))
|
|
color = pygame.Color("green")
|
|
rect = pygame.Rect((0, 0), (3, 3))
|
|
kwargs_list = [
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"rect": rect,
|
|
"width": 1,
|
|
"border_radius": 10,
|
|
"border_top_left_radius": 5,
|
|
"border_top_right_radius": 20,
|
|
"border_bottom_left_radius": 15,
|
|
"border_bottom_right_radius": 0,
|
|
"invalid": 1,
|
|
},
|
|
{"surface": surface, "color": color, "rect": rect, "invalid": 1},
|
|
]
|
|
|
|
for kwargs in kwargs_list:
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_rect(**kwargs)
|
|
|
|
def test_rect__args_and_kwargs(self):
|
|
"""Ensures draw rect accepts a combination of args/kwargs"""
|
|
surface = pygame.Surface((3, 1))
|
|
color = (255, 255, 255, 0)
|
|
rect = pygame.Rect((1, 0), (2, 5))
|
|
width = 0
|
|
kwargs = {"surface": surface, "color": color, "rect": rect, "width": width}
|
|
|
|
for name in ("surface", "color", "rect", "width"):
|
|
kwargs.pop(name)
|
|
|
|
if "surface" == name:
|
|
bounds_rect = self.draw_rect(surface, **kwargs)
|
|
elif "color" == name:
|
|
bounds_rect = self.draw_rect(surface, color, **kwargs)
|
|
elif "rect" == name:
|
|
bounds_rect = self.draw_rect(surface, color, rect, **kwargs)
|
|
else:
|
|
bounds_rect = self.draw_rect(surface, color, rect, width, **kwargs)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_rect__valid_width_values(self):
|
|
"""Ensures draw rect accepts different width values."""
|
|
pos = (1, 1)
|
|
surface_color = pygame.Color("black")
|
|
surface = pygame.Surface((3, 4))
|
|
color = (1, 2, 3, 255)
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": color,
|
|
"rect": pygame.Rect(pos, (2, 2)),
|
|
"width": None,
|
|
}
|
|
|
|
for width in (-1000, -10, -1, 0, 1, 10, 1000):
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["width"] = width
|
|
expected_color = color if width >= 0 else surface_color
|
|
|
|
bounds_rect = self.draw_rect(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(pos), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_rect__valid_rect_formats(self):
|
|
"""Ensures draw rect accepts different rect formats."""
|
|
pos = (1, 1)
|
|
expected_color = pygame.Color("yellow")
|
|
surface_color = pygame.Color("black")
|
|
surface = pygame.Surface((3, 4))
|
|
kwargs = {"surface": surface, "color": expected_color, "rect": None, "width": 0}
|
|
rects = (
|
|
pygame.Rect(pos, (1, 1)),
|
|
(pos, (2, 2)),
|
|
(pos[0], pos[1], 3, 3),
|
|
[pos, (2.1, 2.2)],
|
|
)
|
|
|
|
for rect in rects:
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["rect"] = rect
|
|
|
|
bounds_rect = self.draw_rect(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(pos), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_rect__invalid_rect_formats(self):
|
|
"""Ensures draw rect handles invalid rect formats correctly."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((4, 4)),
|
|
"color": pygame.Color("red"),
|
|
"rect": None,
|
|
"width": 0,
|
|
}
|
|
|
|
invalid_fmts = (
|
|
[],
|
|
[1],
|
|
[1, 2],
|
|
[1, 2, 3],
|
|
[1, 2, 3, 4, 5],
|
|
set([1, 2, 3, 4]),
|
|
[1, 2, 3, "4"],
|
|
)
|
|
|
|
for rect in invalid_fmts:
|
|
kwargs["rect"] = rect
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_rect(**kwargs)
|
|
|
|
def test_rect__valid_color_formats(self):
|
|
"""Ensures draw rect accepts different color formats."""
|
|
pos = (1, 1)
|
|
red_color = pygame.Color("red")
|
|
surface_color = pygame.Color("black")
|
|
surface = pygame.Surface((3, 4))
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": None,
|
|
"rect": pygame.Rect(pos, (1, 1)),
|
|
"width": 3,
|
|
}
|
|
reds = ((255, 0, 0), (255, 0, 0, 255), surface.map_rgb(red_color), red_color)
|
|
|
|
for color in reds:
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["color"] = color
|
|
|
|
if isinstance(color, int):
|
|
expected_color = surface.unmap_rgb(color)
|
|
else:
|
|
expected_color = red_color
|
|
|
|
bounds_rect = self.draw_rect(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(pos), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_rect__invalid_color_formats(self):
|
|
"""Ensures draw rect handles invalid color formats correctly."""
|
|
pos = (1, 1)
|
|
surface = pygame.Surface((3, 4))
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": None,
|
|
"rect": pygame.Rect(pos, (1, 1)),
|
|
"width": 1,
|
|
}
|
|
|
|
for expected_color in (2.3, self):
|
|
kwargs["color"] = expected_color
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_rect(**kwargs)
|
|
|
|
def test_rect__fill(self):
|
|
self.surf_w, self.surf_h = self.surf_size = (320, 200)
|
|
self.surf = pygame.Surface(self.surf_size, pygame.SRCALPHA)
|
|
self.color = (1, 13, 24, 205)
|
|
rect = pygame.Rect(10, 10, 25, 20)
|
|
drawn = self.draw_rect(self.surf, self.color, rect, 0)
|
|
|
|
self.assertEqual(drawn, rect)
|
|
|
|
# Should be colored where it's supposed to be
|
|
for pt in test_utils.rect_area_pts(rect):
|
|
color_at_pt = self.surf.get_at(pt)
|
|
|
|
self.assertEqual(color_at_pt, self.color)
|
|
|
|
# And not where it shouldn't
|
|
for pt in test_utils.rect_outer_bounds(rect):
|
|
color_at_pt = self.surf.get_at(pt)
|
|
|
|
self.assertNotEqual(color_at_pt, self.color)
|
|
|
|
# Issue #310: Cannot draw rectangles that are 1 pixel high
|
|
bgcolor = pygame.Color("black")
|
|
self.surf.fill(bgcolor)
|
|
hrect = pygame.Rect(1, 1, self.surf_w - 2, 1)
|
|
vrect = pygame.Rect(1, 3, 1, self.surf_h - 4)
|
|
|
|
drawn = self.draw_rect(self.surf, self.color, hrect, 0)
|
|
|
|
self.assertEqual(drawn, hrect)
|
|
|
|
x, y = hrect.topleft
|
|
w, h = hrect.size
|
|
|
|
self.assertEqual(self.surf.get_at((x - 1, y)), bgcolor)
|
|
self.assertEqual(self.surf.get_at((x + w, y)), bgcolor)
|
|
for i in range(x, x + w):
|
|
self.assertEqual(self.surf.get_at((i, y)), self.color)
|
|
|
|
drawn = self.draw_rect(self.surf, self.color, vrect, 0)
|
|
|
|
self.assertEqual(drawn, vrect)
|
|
|
|
x, y = vrect.topleft
|
|
w, h = vrect.size
|
|
|
|
self.assertEqual(self.surf.get_at((x, y - 1)), bgcolor)
|
|
self.assertEqual(self.surf.get_at((x, y + h)), bgcolor)
|
|
for i in range(y, y + h):
|
|
self.assertEqual(self.surf.get_at((x, i)), self.color)
|
|
|
|
def test_rect__one_pixel_lines(self):
|
|
self.surf = pygame.Surface((320, 200), pygame.SRCALPHA)
|
|
self.color = (1, 13, 24, 205)
|
|
|
|
rect = pygame.Rect(10, 10, 56, 20)
|
|
|
|
drawn = self.draw_rect(self.surf, self.color, rect, 1)
|
|
|
|
self.assertEqual(drawn, rect)
|
|
|
|
# Should be colored where it's supposed to be
|
|
for pt in test_utils.rect_perimeter_pts(drawn):
|
|
color_at_pt = self.surf.get_at(pt)
|
|
|
|
self.assertEqual(color_at_pt, self.color)
|
|
|
|
# And not where it shouldn't
|
|
for pt in test_utils.rect_outer_bounds(drawn):
|
|
color_at_pt = self.surf.get_at(pt)
|
|
|
|
self.assertNotEqual(color_at_pt, self.color)
|
|
|
|
def test_rect__draw_line_width(self):
|
|
surface = pygame.Surface((100, 100))
|
|
surface.fill("black")
|
|
color = pygame.Color(255, 255, 255)
|
|
rect_width = 80
|
|
rect_height = 50
|
|
line_width = 10
|
|
pygame.draw.rect(
|
|
surface, color, pygame.Rect(0, 0, rect_width, rect_height), line_width
|
|
)
|
|
for i in range(line_width):
|
|
self.assertEqual(surface.get_at((i, i)), color)
|
|
self.assertEqual(surface.get_at((rect_width - i - 1, i)), color)
|
|
self.assertEqual(surface.get_at((i, rect_height - i - 1)), color)
|
|
self.assertEqual(
|
|
surface.get_at((rect_width - i - 1, rect_height - i - 1)), color
|
|
)
|
|
self.assertEqual(surface.get_at((line_width, line_width)), (0, 0, 0))
|
|
self.assertEqual(
|
|
surface.get_at((rect_width - line_width - 1, line_width)), (0, 0, 0)
|
|
)
|
|
self.assertEqual(
|
|
surface.get_at((line_width, rect_height - line_width - 1)), (0, 0, 0)
|
|
)
|
|
self.assertEqual(
|
|
surface.get_at((rect_width - line_width - 1, rect_height - line_width - 1)),
|
|
(0, 0, 0),
|
|
)
|
|
|
|
def test_rect__bounding_rect(self):
|
|
"""Ensures draw rect returns the correct bounding rect.
|
|
|
|
Tests rects on and off the surface and a range of width/thickness
|
|
values.
|
|
"""
|
|
rect_color = pygame.Color("red")
|
|
surf_color = pygame.Color("black")
|
|
min_width = min_height = 5
|
|
max_width = max_height = 7
|
|
sizes = ((min_width, min_height), (max_width, max_height))
|
|
surface = pygame.Surface((20, 20), 0, 32)
|
|
surf_rect = surface.get_rect()
|
|
# Make a rect that is bigger than the surface to help test drawing
|
|
# rects off and partially off the surface.
|
|
big_rect = surf_rect.inflate(min_width * 2 + 1, min_height * 2 + 1)
|
|
|
|
for pos in rect_corners_mids_and_center(
|
|
surf_rect
|
|
) + rect_corners_mids_and_center(big_rect):
|
|
# Each of the rect's position attributes will be set to the pos
|
|
# value.
|
|
for attr in RECT_POSITION_ATTRIBUTES:
|
|
# Test using different rect sizes and thickness values.
|
|
for width, height in sizes:
|
|
rect = pygame.Rect((0, 0), (width, height))
|
|
setattr(rect, attr, pos)
|
|
|
|
for thickness in range(4):
|
|
surface.fill(surf_color) # Clear for each test.
|
|
|
|
bounding_rect = self.draw_rect(
|
|
surface, rect_color, rect, thickness
|
|
)
|
|
|
|
# Calculating the expected_rect after the rect is
|
|
# drawn (it uses what is actually drawn).
|
|
expected_rect = create_bounding_rect(
|
|
surface, surf_color, rect.topleft
|
|
)
|
|
|
|
self.assertEqual(
|
|
bounding_rect,
|
|
expected_rect,
|
|
"thickness={}".format(thickness),
|
|
)
|
|
|
|
def test_rect__surface_clip(self):
|
|
"""Ensures draw rect respects a surface's clip area.
|
|
|
|
Tests drawing the rect filled and unfilled.
|
|
"""
|
|
surfw = surfh = 30
|
|
rect_color = pygame.Color("red")
|
|
surface_color = pygame.Color("green")
|
|
surface = pygame.Surface((surfw, surfh))
|
|
surface.fill(surface_color)
|
|
|
|
clip_rect = pygame.Rect((0, 0), (8, 10))
|
|
clip_rect.center = surface.get_rect().center
|
|
test_rect = clip_rect.copy() # Manages the rect's pos.
|
|
|
|
for width in (0, 1): # Filled and unfilled.
|
|
# Test centering the rect along the clip rect's edge.
|
|
for center in rect_corners_mids_and_center(clip_rect):
|
|
# Get the expected points by drawing the rect without the
|
|
# clip area set.
|
|
test_rect.center = center
|
|
surface.set_clip(None)
|
|
surface.fill(surface_color)
|
|
self.draw_rect(surface, rect_color, test_rect, width)
|
|
expected_pts = get_color_points(surface, rect_color, clip_rect)
|
|
|
|
# Clear the surface and set the clip area. Redraw the rect
|
|
# and check that only the clip area is modified.
|
|
surface.fill(surface_color)
|
|
surface.set_clip(clip_rect)
|
|
|
|
self.draw_rect(surface, rect_color, test_rect, width)
|
|
|
|
surface.lock() # For possible speed up.
|
|
|
|
# Check all the surface points to ensure only the expected_pts
|
|
# are the rect_color.
|
|
for pt in ((x, y) for x in range(surfw) for y in range(surfh)):
|
|
if pt in expected_pts:
|
|
expected_color = rect_color
|
|
else:
|
|
expected_color = surface_color
|
|
|
|
self.assertEqual(surface.get_at(pt), expected_color, pt)
|
|
|
|
surface.unlock()
|
|
|
|
|
|
class DrawRectTest(DrawRectMixin, DrawTestCase):
|
|
"""Test draw module function rect.
|
|
|
|
This class inherits the general tests from DrawRectMixin. It is also the
|
|
class to add any draw.rect specific tests to.
|
|
"""
|
|
|
|
|
|
# Commented out to avoid cluttering the test output. Add back in if draw_py
|
|
# ever properly supports drawing rects.
|
|
# @unittest.skip('draw_py.draw_rect not supported yet')
|
|
# class PythonDrawRectTest(DrawRectMixin, PythonDrawTestCase):
|
|
# """Test draw_py module function draw_rect.
|
|
#
|
|
# This class inherits the general tests from DrawRectMixin. It is also the
|
|
# class to add any draw_py.draw_rect specific tests to.
|
|
# """
|
|
|
|
|
|
### Circle Testing ############################################################
|
|
|
|
|
|
class DrawCircleMixin(object):
|
|
"""Mixin tests for drawing circles.
|
|
|
|
This class contains all the general circle drawing tests.
|
|
"""
|
|
|
|
def test_circle__args(self):
|
|
"""Ensures draw circle accepts the correct args."""
|
|
bounds_rect = self.draw_circle(
|
|
pygame.Surface((3, 3)), (0, 10, 0, 50), (0, 0), 3, 1, 1, 0, 1, 1
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_circle__args_without_width(self):
|
|
"""Ensures draw circle accepts the args without a width and
|
|
quadrants."""
|
|
bounds_rect = self.draw_circle(pygame.Surface((2, 2)), (0, 0, 0, 50), (1, 1), 1)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_circle__args_with_negative_width(self):
|
|
"""Ensures draw circle accepts the args with negative width."""
|
|
bounds_rect = self.draw_circle(
|
|
pygame.Surface((2, 2)), (0, 0, 0, 50), (1, 1), 1, -1
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
self.assertEqual(bounds_rect, pygame.Rect(1, 1, 0, 0))
|
|
|
|
def test_circle__args_with_width_gt_radius(self):
|
|
"""Ensures draw circle accepts the args with width > radius."""
|
|
bounds_rect = self.draw_circle(
|
|
pygame.Surface((2, 2)), (0, 0, 0, 50), (1, 1), 2, 3, 0, 0, 0, 0
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
self.assertEqual(bounds_rect, pygame.Rect(0, 0, 2, 2))
|
|
|
|
def test_circle__kwargs(self):
|
|
"""Ensures draw circle accepts the correct kwargs
|
|
with and without a width and quadrant arguments.
|
|
"""
|
|
kwargs_list = [
|
|
{
|
|
"surface": pygame.Surface((4, 4)),
|
|
"color": pygame.Color("yellow"),
|
|
"center": (2, 2),
|
|
"radius": 2,
|
|
"width": 1,
|
|
"draw_top_right": True,
|
|
"draw_top_left": True,
|
|
"draw_bottom_left": False,
|
|
"draw_bottom_right": True,
|
|
},
|
|
{
|
|
"surface": pygame.Surface((2, 1)),
|
|
"color": (0, 10, 20),
|
|
"center": (1, 1),
|
|
"radius": 1,
|
|
},
|
|
]
|
|
|
|
for kwargs in kwargs_list:
|
|
bounds_rect = self.draw_circle(**kwargs)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_circle__kwargs_order_independent(self):
|
|
"""Ensures draw circle's kwargs are not order dependent."""
|
|
bounds_rect = self.draw_circle(
|
|
draw_top_right=False,
|
|
color=(10, 20, 30),
|
|
surface=pygame.Surface((3, 2)),
|
|
width=0,
|
|
draw_bottom_left=False,
|
|
center=(1, 0),
|
|
draw_bottom_right=False,
|
|
radius=2,
|
|
draw_top_left=True,
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_circle__args_missing(self):
|
|
"""Ensures draw circle detects any missing required args."""
|
|
surface = pygame.Surface((1, 1))
|
|
color = pygame.Color("blue")
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_circle(surface, color, (0, 0))
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_circle(surface, color)
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_circle(surface)
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_circle()
|
|
|
|
def test_circle__kwargs_missing(self):
|
|
"""Ensures draw circle detects any missing required kwargs."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((1, 2)),
|
|
"color": pygame.Color("red"),
|
|
"center": (1, 0),
|
|
"radius": 2,
|
|
"width": 1,
|
|
"draw_top_right": False,
|
|
"draw_top_left": False,
|
|
"draw_bottom_left": False,
|
|
"draw_bottom_right": True,
|
|
}
|
|
|
|
for name in ("radius", "center", "color", "surface"):
|
|
invalid_kwargs = dict(kwargs)
|
|
invalid_kwargs.pop(name) # Pop from a copy.
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_circle(**invalid_kwargs)
|
|
|
|
def test_circle__arg_invalid_types(self):
|
|
"""Ensures draw circle detects invalid arg types."""
|
|
surface = pygame.Surface((2, 2))
|
|
color = pygame.Color("blue")
|
|
center = (1, 1)
|
|
radius = 1
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid draw_top_right.
|
|
bounds_rect = self.draw_circle(
|
|
surface, color, center, radius, 1, "a", 1, 1, 1
|
|
)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid draw_top_left.
|
|
bounds_rect = self.draw_circle(
|
|
surface, color, center, radius, 1, 1, "b", 1, 1
|
|
)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid draw_bottom_left.
|
|
bounds_rect = self.draw_circle(
|
|
surface, color, center, radius, 1, 1, 1, "c", 1
|
|
)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid draw_bottom_right.
|
|
bounds_rect = self.draw_circle(
|
|
surface, color, center, radius, 1, 1, 1, 1, "d"
|
|
)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid width.
|
|
bounds_rect = self.draw_circle(surface, color, center, radius, "1")
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid radius.
|
|
bounds_rect = self.draw_circle(surface, color, center, "2")
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid center.
|
|
bounds_rect = self.draw_circle(surface, color, (1, 2, 3), radius)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid color.
|
|
bounds_rect = self.draw_circle(surface, 2.3, center, radius)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid surface.
|
|
bounds_rect = self.draw_circle((1, 2, 3, 4), color, center, radius)
|
|
|
|
def test_circle__kwarg_invalid_types(self):
|
|
"""Ensures draw circle detects invalid kwarg types."""
|
|
surface = pygame.Surface((3, 3))
|
|
color = pygame.Color("green")
|
|
center = (0, 1)
|
|
radius = 1
|
|
width = 1
|
|
quadrant = 1
|
|
kwargs_list = [
|
|
{
|
|
"surface": pygame.Surface, # Invalid surface.
|
|
"color": color,
|
|
"center": center,
|
|
"radius": radius,
|
|
"width": width,
|
|
"draw_top_right": True,
|
|
"draw_top_left": True,
|
|
"draw_bottom_left": True,
|
|
"draw_bottom_right": True,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": 2.3, # Invalid color.
|
|
"center": center,
|
|
"radius": radius,
|
|
"width": width,
|
|
"draw_top_right": True,
|
|
"draw_top_left": True,
|
|
"draw_bottom_left": True,
|
|
"draw_bottom_right": True,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"center": (1, 1, 1), # Invalid center.
|
|
"radius": radius,
|
|
"width": width,
|
|
"draw_top_right": True,
|
|
"draw_top_left": True,
|
|
"draw_bottom_left": True,
|
|
"draw_bottom_right": True,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"center": center,
|
|
"radius": "1", # Invalid radius.
|
|
"width": width,
|
|
"draw_top_right": True,
|
|
"draw_top_left": True,
|
|
"draw_bottom_left": True,
|
|
"draw_bottom_right": True,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"center": center,
|
|
"radius": radius,
|
|
"width": 1.2, # Invalid width.
|
|
"draw_top_right": True,
|
|
"draw_top_left": True,
|
|
"draw_bottom_left": True,
|
|
"draw_bottom_right": True,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"center": center,
|
|
"radius": radius,
|
|
"width": width,
|
|
"draw_top_right": "True", # Invalid draw_top_right
|
|
"draw_top_left": True,
|
|
"draw_bottom_left": True,
|
|
"draw_bottom_right": True,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"center": center,
|
|
"radius": radius,
|
|
"width": width,
|
|
"draw_top_right": True,
|
|
"draw_top_left": "True", # Invalid draw_top_left
|
|
"draw_bottom_left": True,
|
|
"draw_bottom_right": True,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"center": center,
|
|
"radius": radius,
|
|
"width": width,
|
|
"draw_top_right": True,
|
|
"draw_top_left": True,
|
|
"draw_bottom_left": 3.14, # Invalid draw_bottom_left
|
|
"draw_bottom_right": True,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"center": center,
|
|
"radius": radius,
|
|
"width": width,
|
|
"draw_top_right": True,
|
|
"draw_top_left": True,
|
|
"draw_bottom_left": True,
|
|
"draw_bottom_right": "quadrant", # Invalid draw_bottom_right
|
|
},
|
|
]
|
|
|
|
for kwargs in kwargs_list:
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_circle(**kwargs)
|
|
|
|
def test_circle__kwarg_invalid_name(self):
|
|
"""Ensures draw circle detects invalid kwarg names."""
|
|
surface = pygame.Surface((2, 3))
|
|
color = pygame.Color("cyan")
|
|
center = (0, 0)
|
|
radius = 2
|
|
kwargs_list = [
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"center": center,
|
|
"radius": radius,
|
|
"width": 1,
|
|
"quadrant": 1,
|
|
"draw_top_right": True,
|
|
"draw_top_left": True,
|
|
"draw_bottom_left": True,
|
|
"draw_bottom_right": True,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"center": center,
|
|
"radius": radius,
|
|
"invalid": 1,
|
|
},
|
|
]
|
|
|
|
for kwargs in kwargs_list:
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_circle(**kwargs)
|
|
|
|
def test_circle__args_and_kwargs(self):
|
|
"""Ensures draw circle accepts a combination of args/kwargs"""
|
|
surface = pygame.Surface((3, 1))
|
|
color = (255, 255, 0, 0)
|
|
center = (1, 0)
|
|
radius = 2
|
|
width = 0
|
|
draw_top_right = True
|
|
draw_top_left = False
|
|
draw_bottom_left = False
|
|
draw_bottom_right = True
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": color,
|
|
"center": center,
|
|
"radius": radius,
|
|
"width": width,
|
|
"draw_top_right": True,
|
|
"draw_top_left": True,
|
|
"draw_bottom_left": True,
|
|
"draw_bottom_right": True,
|
|
}
|
|
|
|
for name in (
|
|
"surface",
|
|
"color",
|
|
"center",
|
|
"radius",
|
|
"width",
|
|
"draw_top_right",
|
|
"draw_top_left",
|
|
"draw_bottom_left",
|
|
"draw_bottom_right",
|
|
):
|
|
kwargs.pop(name)
|
|
|
|
if "surface" == name:
|
|
bounds_rect = self.draw_circle(surface, **kwargs)
|
|
elif "color" == name:
|
|
bounds_rect = self.draw_circle(surface, color, **kwargs)
|
|
elif "center" == name:
|
|
bounds_rect = self.draw_circle(surface, color, center, **kwargs)
|
|
elif "radius" == name:
|
|
bounds_rect = self.draw_circle(surface, color, center, radius, **kwargs)
|
|
elif "width" == name:
|
|
bounds_rect = self.draw_circle(
|
|
surface, color, center, radius, width, **kwargs
|
|
)
|
|
elif "draw_top_right" == name:
|
|
bounds_rect = self.draw_circle(
|
|
surface, color, center, radius, width, draw_top_right, **kwargs
|
|
)
|
|
elif "draw_top_left" == name:
|
|
bounds_rect = self.draw_circle(
|
|
surface,
|
|
color,
|
|
center,
|
|
radius,
|
|
width,
|
|
draw_top_right,
|
|
draw_top_left,
|
|
**kwargs
|
|
)
|
|
elif "draw_bottom_left" == name:
|
|
bounds_rect = self.draw_circle(
|
|
surface,
|
|
color,
|
|
center,
|
|
radius,
|
|
width,
|
|
draw_top_right,
|
|
draw_top_left,
|
|
draw_bottom_left,
|
|
**kwargs
|
|
)
|
|
else:
|
|
bounds_rect = self.draw_circle(
|
|
surface,
|
|
color,
|
|
center,
|
|
radius,
|
|
width,
|
|
draw_top_right,
|
|
draw_top_left,
|
|
draw_bottom_left,
|
|
draw_bottom_right,
|
|
**kwargs
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_circle__valid_width_values(self):
|
|
"""Ensures draw circle accepts different width values."""
|
|
center = (2, 2)
|
|
radius = 1
|
|
pos = (center[0] - radius, center[1])
|
|
surface_color = pygame.Color("white")
|
|
surface = pygame.Surface((3, 4))
|
|
color = (10, 20, 30, 255)
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": color,
|
|
"center": center,
|
|
"radius": radius,
|
|
"width": None,
|
|
"draw_top_right": True,
|
|
"draw_top_left": True,
|
|
"draw_bottom_left": True,
|
|
"draw_bottom_right": True,
|
|
}
|
|
|
|
for width in (-100, -10, -1, 0, 1, 10, 100):
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["width"] = width
|
|
expected_color = color if width >= 0 else surface_color
|
|
|
|
bounds_rect = self.draw_circle(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(pos), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_circle__valid_radius_values(self):
|
|
"""Ensures draw circle accepts different radius values."""
|
|
pos = center = (2, 2)
|
|
surface_color = pygame.Color("white")
|
|
surface = pygame.Surface((3, 4))
|
|
color = (10, 20, 30, 255)
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": color,
|
|
"center": center,
|
|
"radius": None,
|
|
"width": 0,
|
|
"draw_top_right": True,
|
|
"draw_top_left": True,
|
|
"draw_bottom_left": True,
|
|
"draw_bottom_right": True,
|
|
}
|
|
|
|
for radius in (-10, -1, 0, 1, 10):
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["radius"] = radius
|
|
expected_color = color if radius > 0 else surface_color
|
|
|
|
bounds_rect = self.draw_circle(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(pos), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_circle__valid_center_formats(self):
|
|
"""Ensures draw circle accepts different center formats."""
|
|
expected_color = pygame.Color("red")
|
|
surface_color = pygame.Color("black")
|
|
surface = pygame.Surface((4, 4))
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": expected_color,
|
|
"center": None,
|
|
"radius": 1,
|
|
"width": 0,
|
|
"draw_top_right": True,
|
|
"draw_top_left": True,
|
|
"draw_bottom_left": True,
|
|
"draw_bottom_right": True,
|
|
}
|
|
x, y = 2, 2 # center position
|
|
|
|
# The center values can be ints or floats.
|
|
for center in ((x, y), (x + 0.1, y), (x, y + 0.1), (x + 0.1, y + 0.1)):
|
|
# The center type can be a tuple/list/Vector2.
|
|
for seq_type in (tuple, list, Vector2):
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["center"] = seq_type(center)
|
|
|
|
bounds_rect = self.draw_circle(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at((x, y)), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_circle__valid_color_formats(self):
|
|
"""Ensures draw circle accepts different color formats."""
|
|
center = (2, 2)
|
|
radius = 1
|
|
pos = (center[0] - radius, center[1])
|
|
green_color = pygame.Color("green")
|
|
surface_color = pygame.Color("black")
|
|
surface = pygame.Surface((3, 4))
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": None,
|
|
"center": center,
|
|
"radius": radius,
|
|
"width": 0,
|
|
"draw_top_right": True,
|
|
"draw_top_left": True,
|
|
"draw_bottom_left": True,
|
|
"draw_bottom_right": True,
|
|
}
|
|
greens = (
|
|
(0, 255, 0),
|
|
(0, 255, 0, 255),
|
|
surface.map_rgb(green_color),
|
|
green_color,
|
|
)
|
|
|
|
for color in greens:
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["color"] = color
|
|
|
|
if isinstance(color, int):
|
|
expected_color = surface.unmap_rgb(color)
|
|
else:
|
|
expected_color = green_color
|
|
|
|
bounds_rect = self.draw_circle(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(pos), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_circle__invalid_color_formats(self):
|
|
"""Ensures draw circle handles invalid color formats correctly."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((4, 3)),
|
|
"color": None,
|
|
"center": (1, 2),
|
|
"radius": 1,
|
|
"width": 0,
|
|
"draw_top_right": True,
|
|
"draw_top_left": True,
|
|
"draw_bottom_left": True,
|
|
"draw_bottom_right": True,
|
|
}
|
|
|
|
for expected_color in (2.3, self):
|
|
kwargs["color"] = expected_color
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_circle(**kwargs)
|
|
|
|
def test_circle__floats(self):
|
|
"""Ensure that floats are accepted."""
|
|
draw.circle(
|
|
surface=pygame.Surface((4, 4)),
|
|
color=(255, 255, 127),
|
|
center=(1.5, 1.5),
|
|
radius=1.3,
|
|
width=0,
|
|
draw_top_right=True,
|
|
draw_top_left=True,
|
|
draw_bottom_left=True,
|
|
draw_bottom_right=True,
|
|
)
|
|
|
|
draw.circle(
|
|
surface=pygame.Surface((4, 4)),
|
|
color=(255, 255, 127),
|
|
center=Vector2(1.5, 1.5),
|
|
radius=1.3,
|
|
width=0,
|
|
draw_top_right=True,
|
|
draw_top_left=True,
|
|
draw_bottom_left=True,
|
|
draw_bottom_right=True,
|
|
)
|
|
|
|
draw.circle(pygame.Surface((2, 2)), (0, 0, 0, 50), (1.3, 1.3), 1.2)
|
|
|
|
# def test_circle_clip(self):
|
|
# """ maybe useful to help work out circle clip algorithm."""
|
|
# MAX = max
|
|
# MIN = min
|
|
# posx=30
|
|
# posy=15
|
|
# radius=1
|
|
# l=29
|
|
# t=14
|
|
# r=30
|
|
# b=16
|
|
# clip_rect_x=0
|
|
# clip_rect_y=0
|
|
# clip_rect_w=30
|
|
# clip_rect_h=30
|
|
|
|
# l = MAX(posx - radius, clip_rect_x)
|
|
# t = MAX(posy - radius, clip_rect_y)
|
|
# r = MIN(posx + radius, clip_rect_x + clip_rect_w)
|
|
# b = MIN(posy + radius, clip_rect_y + clip_rect_h)
|
|
|
|
# l, t, MAX(r - l, 0), MAX(b - t, 0)
|
|
|
|
def test_circle__bounding_rect(self):
|
|
"""Ensures draw circle returns the correct bounding rect.
|
|
|
|
Tests circles on and off the surface and a range of width/thickness
|
|
values.
|
|
"""
|
|
circle_color = pygame.Color("red")
|
|
surf_color = pygame.Color("black")
|
|
max_radius = 3
|
|
surface = pygame.Surface((30, 30), 0, 32)
|
|
surf_rect = surface.get_rect()
|
|
# Make a rect that is bigger than the surface to help test drawing
|
|
# circles off and partially off the surface. Make this rect such that
|
|
# when centering the test circle on one of its corners, the circle is
|
|
# drawn fully off the test surface, but a rect bounding the circle
|
|
# would still overlap with the test surface.
|
|
big_rect = surf_rect.inflate(max_radius * 2 - 1, max_radius * 2 - 1)
|
|
|
|
for pos in rect_corners_mids_and_center(
|
|
surf_rect
|
|
) + rect_corners_mids_and_center(big_rect):
|
|
# Test using different radius and thickness values.
|
|
for radius in range(max_radius + 1):
|
|
for thickness in range(radius + 1):
|
|
surface.fill(surf_color) # Clear for each test.
|
|
|
|
bounding_rect = self.draw_circle(
|
|
surface, circle_color, pos, radius, thickness
|
|
)
|
|
|
|
# Calculating the expected_rect after the circle is
|
|
# drawn (it uses what is actually drawn).
|
|
expected_rect = create_bounding_rect(surface, surf_color, pos)
|
|
# print("pos:%s:, radius:%s:, thickness:%s:" % (pos, radius, thickness))
|
|
self.assertEqual(bounding_rect, expected_rect)
|
|
|
|
def test_circle_negative_radius(self):
|
|
"""Ensures negative radius circles return zero sized bounding rect."""
|
|
surf = pygame.Surface((200, 200))
|
|
color = (0, 0, 0, 50)
|
|
center = surf.get_height() // 2, surf.get_height() // 2
|
|
|
|
bounding_rect = self.draw_circle(surf, color, center, radius=-1, width=1)
|
|
self.assertEqual(bounding_rect.size, (0, 0))
|
|
|
|
def test_circle_zero_radius(self):
|
|
"""Ensures zero radius circles does not draw a center pixel.
|
|
|
|
NOTE: This is backwards incompatible behaviour with 1.9.x.
|
|
"""
|
|
surf = pygame.Surface((200, 200))
|
|
circle_color = pygame.Color("red")
|
|
surf_color = pygame.Color("black")
|
|
surf.fill((0, 0, 0))
|
|
center = (100, 100)
|
|
radius = 0
|
|
width = 1
|
|
|
|
bounding_rect = self.draw_circle(surf, circle_color, center, radius, width)
|
|
expected_rect = create_bounding_rect(surf, surf_color, center)
|
|
self.assertEqual(bounding_rect, expected_rect)
|
|
self.assertEqual(bounding_rect, pygame.Rect(100, 100, 0, 0))
|
|
|
|
def test_circle__surface_clip(self):
|
|
"""Ensures draw circle respects a surface's clip area.
|
|
|
|
Tests drawing the circle filled and unfilled.
|
|
"""
|
|
surfw = surfh = 25
|
|
circle_color = pygame.Color("red")
|
|
surface_color = pygame.Color("green")
|
|
surface = pygame.Surface((surfw, surfh))
|
|
surface.fill(surface_color)
|
|
|
|
clip_rect = pygame.Rect((0, 0), (10, 10))
|
|
clip_rect.center = surface.get_rect().center
|
|
radius = clip_rect.w // 2 + 1
|
|
|
|
for width in (0, 1): # Filled and unfilled.
|
|
# Test centering the circle along the clip rect's edge.
|
|
for center in rect_corners_mids_and_center(clip_rect):
|
|
# Get the expected points by drawing the circle without the
|
|
# clip area set.
|
|
surface.set_clip(None)
|
|
surface.fill(surface_color)
|
|
self.draw_circle(surface, circle_color, center, radius, width)
|
|
expected_pts = get_color_points(surface, circle_color, clip_rect)
|
|
|
|
# Clear the surface and set the clip area. Redraw the circle
|
|
# and check that only the clip area is modified.
|
|
surface.fill(surface_color)
|
|
surface.set_clip(clip_rect)
|
|
|
|
self.draw_circle(surface, circle_color, center, radius, width)
|
|
|
|
surface.lock() # For possible speed up.
|
|
|
|
# Check all the surface points to ensure only the expected_pts
|
|
# are the circle_color.
|
|
for pt in ((x, y) for x in range(surfw) for y in range(surfh)):
|
|
if pt in expected_pts:
|
|
expected_color = circle_color
|
|
else:
|
|
expected_color = surface_color
|
|
|
|
self.assertEqual(surface.get_at(pt), expected_color, pt)
|
|
|
|
surface.unlock()
|
|
|
|
def test_circle_shape(self):
|
|
"""Ensures there are no holes in the circle, and no overdrawing.
|
|
|
|
Tests drawing a thick circle.
|
|
Measures the distance of the drawn pixels from the circle center.
|
|
"""
|
|
surfw = surfh = 100
|
|
circle_color = pygame.Color("red")
|
|
surface_color = pygame.Color("green")
|
|
surface = pygame.Surface((surfw, surfh))
|
|
surface.fill(surface_color)
|
|
|
|
(cx, cy) = center = (50, 50)
|
|
radius = 45
|
|
width = 25
|
|
|
|
dest_rect = self.draw_circle(surface, circle_color, center, radius, width)
|
|
|
|
for pt in test_utils.rect_area_pts(dest_rect):
|
|
x, y = pt
|
|
sqr_distance = (x - cx) ** 2 + (y - cy) ** 2
|
|
if (radius - width + 1) ** 2 < sqr_distance < (radius - 1) ** 2:
|
|
self.assertEqual(surface.get_at(pt), circle_color)
|
|
if (
|
|
sqr_distance < (radius - width - 1) ** 2
|
|
or sqr_distance > (radius + 1) ** 2
|
|
):
|
|
self.assertEqual(surface.get_at(pt), surface_color)
|
|
|
|
def test_circle__diameter(self):
|
|
"""Ensures draw circle is twice size of radius high and wide."""
|
|
surf = pygame.Surface((200, 200))
|
|
color = (0, 0, 0, 50)
|
|
center = surf.get_height() // 2, surf.get_height() // 2
|
|
width = 1
|
|
radius = 6
|
|
for radius in range(1, 65):
|
|
bounding_rect = self.draw_circle(surf, color, center, radius, width)
|
|
self.assertEqual(bounding_rect.width, radius * 2)
|
|
self.assertEqual(bounding_rect.height, radius * 2)
|
|
|
|
|
|
class DrawCircleTest(DrawCircleMixin, DrawTestCase):
|
|
"""Test draw module function circle.
|
|
|
|
This class inherits the general tests from DrawCircleMixin. It is also
|
|
the class to add any draw.circle specific tests to.
|
|
"""
|
|
|
|
|
|
# Commented out to avoid cluttering the test output. Add back in if draw_py
|
|
# ever properly supports drawing circles.
|
|
# @unittest.skip('draw_py.draw_circle not supported yet')
|
|
# class PythonDrawCircleTest(DrawCircleMixin, PythonDrawTestCase):
|
|
# """Test draw_py module function draw_circle."
|
|
#
|
|
# This class inherits the general tests from DrawCircleMixin. It is also
|
|
# the class to add any draw_py.draw_circle specific tests to.
|
|
# """
|
|
|
|
|
|
### Arc Testing ###############################################################
|
|
|
|
|
|
class DrawArcMixin(object):
|
|
"""Mixin tests for drawing arcs.
|
|
|
|
This class contains all the general arc drawing tests.
|
|
"""
|
|
|
|
def test_arc__args(self):
|
|
"""Ensures draw arc accepts the correct args."""
|
|
bounds_rect = self.draw_arc(
|
|
pygame.Surface((3, 3)), (0, 10, 0, 50), (1, 1, 2, 2), 0, 1, 1
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_arc__args_without_width(self):
|
|
"""Ensures draw arc accepts the args without a width."""
|
|
bounds_rect = self.draw_arc(
|
|
pygame.Surface((2, 2)), (1, 1, 1, 99), pygame.Rect((0, 0), (2, 2)), 1.1, 2.1
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_arc__args_with_negative_width(self):
|
|
"""Ensures draw arc accepts the args with negative width."""
|
|
bounds_rect = self.draw_arc(
|
|
pygame.Surface((3, 3)), (10, 10, 50, 50), (1, 1, 2, 2), 0, 1, -1
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
self.assertEqual(bounds_rect, pygame.Rect(1, 1, 0, 0))
|
|
|
|
def test_arc__args_with_width_gt_radius(self):
|
|
"""Ensures draw arc accepts the args with
|
|
width > rect.w // 2 and width > rect.h // 2.
|
|
"""
|
|
rect = pygame.Rect((0, 0), (4, 4))
|
|
bounds_rect = self.draw_arc(
|
|
pygame.Surface((3, 3)), (10, 10, 50, 50), rect, 0, 45, rect.w // 2 + 1
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
bounds_rect = self.draw_arc(
|
|
pygame.Surface((3, 3)), (10, 10, 50, 50), rect, 0, 45, rect.h // 2 + 1
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_arc__kwargs(self):
|
|
"""Ensures draw arc accepts the correct kwargs
|
|
with and without a width arg.
|
|
"""
|
|
kwargs_list = [
|
|
{
|
|
"surface": pygame.Surface((4, 4)),
|
|
"color": pygame.Color("yellow"),
|
|
"rect": pygame.Rect((0, 0), (3, 2)),
|
|
"start_angle": 0.5,
|
|
"stop_angle": 3,
|
|
"width": 1,
|
|
},
|
|
{
|
|
"surface": pygame.Surface((2, 1)),
|
|
"color": (0, 10, 20),
|
|
"rect": (0, 0, 2, 2),
|
|
"start_angle": 1,
|
|
"stop_angle": 3.1,
|
|
},
|
|
]
|
|
|
|
for kwargs in kwargs_list:
|
|
bounds_rect = self.draw_arc(**kwargs)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_arc__kwargs_order_independent(self):
|
|
"""Ensures draw arc's kwargs are not order dependent."""
|
|
bounds_rect = self.draw_arc(
|
|
stop_angle=1,
|
|
start_angle=2.2,
|
|
color=(1, 2, 3),
|
|
surface=pygame.Surface((3, 2)),
|
|
width=1,
|
|
rect=pygame.Rect((1, 0), (2, 3)),
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_arc__args_missing(self):
|
|
"""Ensures draw arc detects any missing required args."""
|
|
surface = pygame.Surface((1, 1))
|
|
color = pygame.Color("red")
|
|
rect = pygame.Rect((0, 0), (2, 2))
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_arc(surface, color, rect, 0.1)
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_arc(surface, color, rect)
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_arc(surface, color)
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_arc(surface)
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_arc()
|
|
|
|
def test_arc__kwargs_missing(self):
|
|
"""Ensures draw arc detects any missing required kwargs."""
|
|
kwargs = {
|
|
"surface": pygame.Surface((1, 2)),
|
|
"color": pygame.Color("red"),
|
|
"rect": pygame.Rect((1, 0), (2, 2)),
|
|
"start_angle": 0.1,
|
|
"stop_angle": 2,
|
|
"width": 1,
|
|
}
|
|
|
|
for name in ("stop_angle", "start_angle", "rect", "color", "surface"):
|
|
invalid_kwargs = dict(kwargs)
|
|
invalid_kwargs.pop(name) # Pop from a copy.
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_arc(**invalid_kwargs)
|
|
|
|
def test_arc__arg_invalid_types(self):
|
|
"""Ensures draw arc detects invalid arg types."""
|
|
surface = pygame.Surface((2, 2))
|
|
color = pygame.Color("blue")
|
|
rect = pygame.Rect((1, 1), (3, 3))
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid width.
|
|
bounds_rect = self.draw_arc(surface, color, rect, 0, 1, "1")
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid stop_angle.
|
|
bounds_rect = self.draw_arc(surface, color, rect, 0, "1", 1)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid start_angle.
|
|
bounds_rect = self.draw_arc(surface, color, rect, "1", 0, 1)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid rect.
|
|
bounds_rect = self.draw_arc(surface, color, (1, 2, 3, 4, 5), 0, 1, 1)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid color.
|
|
bounds_rect = self.draw_arc(surface, 2.3, rect, 0, 1, 1)
|
|
|
|
with self.assertRaises(TypeError):
|
|
# Invalid surface.
|
|
bounds_rect = self.draw_arc(rect, color, rect, 0, 1, 1)
|
|
|
|
def test_arc__kwarg_invalid_types(self):
|
|
"""Ensures draw arc detects invalid kwarg types."""
|
|
surface = pygame.Surface((3, 3))
|
|
color = pygame.Color("green")
|
|
rect = pygame.Rect((0, 1), (4, 2))
|
|
start = 3
|
|
stop = 4
|
|
kwargs_list = [
|
|
{
|
|
"surface": pygame.Surface, # Invalid surface.
|
|
"color": color,
|
|
"rect": rect,
|
|
"start_angle": start,
|
|
"stop_angle": stop,
|
|
"width": 1,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": 2.3, # Invalid color.
|
|
"rect": rect,
|
|
"start_angle": start,
|
|
"stop_angle": stop,
|
|
"width": 1,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"rect": (0, 0, 0), # Invalid rect.
|
|
"start_angle": start,
|
|
"stop_angle": stop,
|
|
"width": 1,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"rect": rect,
|
|
"start_angle": "1", # Invalid start_angle.
|
|
"stop_angle": stop,
|
|
"width": 1,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"rect": rect,
|
|
"start_angle": start,
|
|
"stop_angle": "1", # Invalid stop_angle.
|
|
"width": 1,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"rect": rect,
|
|
"start_angle": start,
|
|
"stop_angle": stop,
|
|
"width": 1.1,
|
|
},
|
|
] # Invalid width.
|
|
|
|
for kwargs in kwargs_list:
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_arc(**kwargs)
|
|
|
|
def test_arc__kwarg_invalid_name(self):
|
|
"""Ensures draw arc detects invalid kwarg names."""
|
|
surface = pygame.Surface((2, 3))
|
|
color = pygame.Color("cyan")
|
|
rect = pygame.Rect((0, 1), (2, 2))
|
|
start = 0.9
|
|
stop = 2.3
|
|
kwargs_list = [
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"rect": rect,
|
|
"start_angle": start,
|
|
"stop_angle": stop,
|
|
"width": 1,
|
|
"invalid": 1,
|
|
},
|
|
{
|
|
"surface": surface,
|
|
"color": color,
|
|
"rect": rect,
|
|
"start_angle": start,
|
|
"stop_angle": stop,
|
|
"invalid": 1,
|
|
},
|
|
]
|
|
|
|
for kwargs in kwargs_list:
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_arc(**kwargs)
|
|
|
|
def test_arc__args_and_kwargs(self):
|
|
"""Ensures draw arc accepts a combination of args/kwargs"""
|
|
surface = pygame.Surface((3, 1))
|
|
color = (255, 255, 0, 0)
|
|
rect = pygame.Rect((1, 0), (2, 3))
|
|
start = 0.6
|
|
stop = 2
|
|
width = 1
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": color,
|
|
"rect": rect,
|
|
"start_angle": start,
|
|
"stop_angle": stop,
|
|
"width": width,
|
|
}
|
|
|
|
for name in ("surface", "color", "rect", "start_angle", "stop_angle"):
|
|
kwargs.pop(name)
|
|
|
|
if "surface" == name:
|
|
bounds_rect = self.draw_arc(surface, **kwargs)
|
|
elif "color" == name:
|
|
bounds_rect = self.draw_arc(surface, color, **kwargs)
|
|
elif "rect" == name:
|
|
bounds_rect = self.draw_arc(surface, color, rect, **kwargs)
|
|
elif "start_angle" == name:
|
|
bounds_rect = self.draw_arc(surface, color, rect, start, **kwargs)
|
|
elif "stop_angle" == name:
|
|
bounds_rect = self.draw_arc(surface, color, rect, start, stop, **kwargs)
|
|
else:
|
|
bounds_rect = self.draw_arc(
|
|
surface, color, rect, start, stop, width, **kwargs
|
|
)
|
|
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_arc__valid_width_values(self):
|
|
"""Ensures draw arc accepts different width values."""
|
|
arc_color = pygame.Color("yellow")
|
|
surface_color = pygame.Color("white")
|
|
surface = pygame.Surface((6, 6))
|
|
rect = pygame.Rect((0, 0), (4, 4))
|
|
rect.center = surface.get_rect().center
|
|
pos = rect.centerx + 1, rect.centery + 1
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": arc_color,
|
|
"rect": rect,
|
|
"start_angle": 0,
|
|
"stop_angle": 7,
|
|
"width": None,
|
|
}
|
|
|
|
for width in (-50, -10, -3, -2, -1, 0, 1, 2, 3, 10, 50):
|
|
msg = "width={}".format(width)
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["width"] = width
|
|
expected_color = arc_color if width > 0 else surface_color
|
|
|
|
bounds_rect = self.draw_arc(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(pos), expected_color, msg)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect, msg)
|
|
|
|
def test_arc__valid_stop_angle_values(self):
|
|
"""Ensures draw arc accepts different stop_angle values."""
|
|
expected_color = pygame.Color("blue")
|
|
surface_color = pygame.Color("white")
|
|
surface = pygame.Surface((6, 6))
|
|
rect = pygame.Rect((0, 0), (4, 4))
|
|
rect.center = surface.get_rect().center
|
|
pos = rect.centerx, rect.centery + 1
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": expected_color,
|
|
"rect": rect,
|
|
"start_angle": -17,
|
|
"stop_angle": None,
|
|
"width": 1,
|
|
}
|
|
|
|
for stop_angle in (-10, -5.5, -1, 0, 1, 5.5, 10):
|
|
msg = "stop_angle={}".format(stop_angle)
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["stop_angle"] = stop_angle
|
|
|
|
bounds_rect = self.draw_arc(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(pos), expected_color, msg)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect, msg)
|
|
|
|
def test_arc__valid_start_angle_values(self):
|
|
"""Ensures draw arc accepts different start_angle values."""
|
|
expected_color = pygame.Color("blue")
|
|
surface_color = pygame.Color("white")
|
|
surface = pygame.Surface((6, 6))
|
|
rect = pygame.Rect((0, 0), (4, 4))
|
|
rect.center = surface.get_rect().center
|
|
pos = rect.centerx + 1, rect.centery + 1
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": expected_color,
|
|
"rect": rect,
|
|
"start_angle": None,
|
|
"stop_angle": 17,
|
|
"width": 1,
|
|
}
|
|
|
|
for start_angle in (-10.0, -5.5, -1, 0, 1, 5.5, 10.0):
|
|
msg = "start_angle={}".format(start_angle)
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["start_angle"] = start_angle
|
|
|
|
bounds_rect = self.draw_arc(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(pos), expected_color, msg)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect, msg)
|
|
|
|
def test_arc__valid_rect_formats(self):
|
|
"""Ensures draw arc accepts different rect formats."""
|
|
expected_color = pygame.Color("red")
|
|
surface_color = pygame.Color("black")
|
|
surface = pygame.Surface((6, 6))
|
|
rect = pygame.Rect((0, 0), (4, 4))
|
|
rect.center = surface.get_rect().center
|
|
pos = rect.centerx + 1, rect.centery + 1
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": expected_color,
|
|
"rect": None,
|
|
"start_angle": 0,
|
|
"stop_angle": 7,
|
|
"width": 1,
|
|
}
|
|
rects = (rect, (rect.topleft, rect.size), (rect.x, rect.y, rect.w, rect.h))
|
|
|
|
for rect in rects:
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["rect"] = rect
|
|
|
|
bounds_rect = self.draw_arc(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(pos), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_arc__valid_color_formats(self):
|
|
"""Ensures draw arc accepts different color formats."""
|
|
green_color = pygame.Color("green")
|
|
surface_color = pygame.Color("black")
|
|
surface = pygame.Surface((6, 6))
|
|
rect = pygame.Rect((0, 0), (4, 4))
|
|
rect.center = surface.get_rect().center
|
|
pos = rect.centerx + 1, rect.centery + 1
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": None,
|
|
"rect": rect,
|
|
"start_angle": 0,
|
|
"stop_angle": 7,
|
|
"width": 1,
|
|
}
|
|
greens = (
|
|
(0, 255, 0),
|
|
(0, 255, 0, 255),
|
|
surface.map_rgb(green_color),
|
|
green_color,
|
|
)
|
|
|
|
for color in greens:
|
|
surface.fill(surface_color) # Clear for each test.
|
|
kwargs["color"] = color
|
|
|
|
if isinstance(color, int):
|
|
expected_color = surface.unmap_rgb(color)
|
|
else:
|
|
expected_color = green_color
|
|
|
|
bounds_rect = self.draw_arc(**kwargs)
|
|
|
|
self.assertEqual(surface.get_at(pos), expected_color)
|
|
self.assertIsInstance(bounds_rect, pygame.Rect)
|
|
|
|
def test_arc__invalid_color_formats(self):
|
|
"""Ensures draw arc handles invalid color formats correctly."""
|
|
pos = (1, 1)
|
|
surface = pygame.Surface((4, 3))
|
|
kwargs = {
|
|
"surface": surface,
|
|
"color": None,
|
|
"rect": pygame.Rect(pos, (2, 2)),
|
|
"start_angle": 5,
|
|
"stop_angle": 6.1,
|
|
"width": 1,
|
|
}
|
|
|
|
for expected_color in (2.3, self):
|
|
kwargs["color"] = expected_color
|
|
|
|
with self.assertRaises(TypeError):
|
|
bounds_rect = self.draw_arc(**kwargs)
|
|
|
|
def todo_test_arc(self):
|
|
"""Ensure draw arc works correctly."""
|
|
self.fail()
|
|
|
|
def test_arc__bounding_rect(self):
|
|
"""Ensures draw arc returns the correct bounding rect.
|
|
|
|
Tests arcs on and off the surface and a range of width/thickness
|
|
values.
|
|
"""
|
|
arc_color = pygame.Color("red")
|
|
surf_color = pygame.Color("black")
|
|
min_width = min_height = 5
|
|
max_width = max_height = 7
|
|
sizes = ((min_width, min_height), (max_width, max_height))
|
|
surface = pygame.Surface((20, 20), 0, 32)
|
|
surf_rect = surface.get_rect()
|
|
# Make a rect that is bigger than the surface to help test drawing
|
|
# arcs off and partially off the surface.
|
|
big_rect = surf_rect.inflate(min_width * 2 + 1, min_height * 2 + 1)
|
|
|
|
# Max angle allows for a full circle to be drawn.
|
|
start_angle = 0
|
|
stop_angles = (0, 2, 3, 5, math.ceil(2 * math.pi))
|
|
|
|
for pos in rect_corners_mids_and_center(
|
|
surf_rect
|
|
) + rect_corners_mids_and_center(big_rect):
|
|
# Each of the arc's rect position attributes will be set to the pos
|
|
# value.
|
|
for attr in RECT_POSITION_ATTRIBUTES:
|
|
# Test using different rect sizes, thickness values and stop
|
|
# angles.
|
|
for width, height in sizes:
|
|
arc_rect = pygame.Rect((0, 0), (width, height))
|
|
setattr(arc_rect, attr, pos)
|
|
|
|
for thickness in (0, 1, 2, 3, min(width, height)):
|
|
for stop_angle in stop_angles:
|
|
surface.fill(surf_color) # Clear for each test.
|
|
|
|
bounding_rect = self.draw_arc(
|
|
surface,
|
|
arc_color,
|
|
arc_rect,
|
|
start_angle,
|
|
stop_angle,
|
|
thickness,
|
|
)
|
|
|
|
# Calculating the expected_rect after the arc
|
|
# is drawn (it uses what is actually drawn).
|
|
expected_rect = create_bounding_rect(
|
|
surface, surf_color, arc_rect.topleft
|
|
)
|
|
|
|
self.assertEqual(
|
|
bounding_rect,
|
|
expected_rect,
|
|
"thickness={}".format(thickness),
|
|
)
|
|
|
|
def test_arc__surface_clip(self):
|
|
"""Ensures draw arc respects a surface's clip area."""
|
|
surfw = surfh = 30
|
|
start = 0.1
|
|
end = 0 # end < start so a full circle will be drawn
|
|
arc_color = pygame.Color("red")
|
|
surface_color = pygame.Color("green")
|
|
surface = pygame.Surface((surfw, surfh))
|
|
surface.fill(surface_color)
|
|
|
|
clip_rect = pygame.Rect((0, 0), (11, 11))
|
|
clip_rect.center = surface.get_rect().center
|
|
pos_rect = clip_rect.copy() # Manages the arc's pos.
|
|
|
|
for thickness in (1, 3): # Different line widths.
|
|
# Test centering the arc along the clip rect's edge.
|
|
for center in rect_corners_mids_and_center(clip_rect):
|
|
# Get the expected points by drawing the arc without the
|
|
# clip area set.
|
|
pos_rect.center = center
|
|
surface.set_clip(None)
|
|
surface.fill(surface_color)
|
|
self.draw_arc(surface, arc_color, pos_rect, start, end, thickness)
|
|
expected_pts = get_color_points(surface, arc_color, clip_rect)
|
|
|
|
# Clear the surface and set the clip area. Redraw the arc
|
|
# and check that only the clip area is modified.
|
|
surface.fill(surface_color)
|
|
surface.set_clip(clip_rect)
|
|
|
|
self.draw_arc(surface, arc_color, pos_rect, start, end, thickness)
|
|
|
|
surface.lock() # For possible speed up.
|
|
|
|
# Check all the surface points to ensure only the expected_pts
|
|
# are the arc_color.
|
|
for pt in ((x, y) for x in range(surfw) for y in range(surfh)):
|
|
if pt in expected_pts:
|
|
expected_color = arc_color
|
|
else:
|
|
expected_color = surface_color
|
|
|
|
self.assertEqual(surface.get_at(pt), expected_color, pt)
|
|
|
|
surface.unlock()
|
|
|
|
|
|
class DrawArcTest(DrawArcMixin, DrawTestCase):
|
|
"""Test draw module function arc.
|
|
|
|
This class inherits the general tests from DrawArcMixin. It is also the
|
|
class to add any draw.arc specific tests to.
|
|
"""
|
|
|
|
|
|
# Commented out to avoid cluttering the test output. Add back in if draw_py
|
|
# ever properly supports drawing arcs.
|
|
# @unittest.skip('draw_py.draw_arc not supported yet')
|
|
# class PythonDrawArcTest(DrawArcMixin, PythonDrawTestCase):
|
|
# """Test draw_py module function draw_arc.
|
|
#
|
|
# This class inherits the general tests from DrawArcMixin. It is also the
|
|
# class to add any draw_py.draw_arc specific tests to.
|
|
# """
|
|
|
|
|
|
### Draw Module Testing #######################################################
|
|
|
|
|
|
class DrawModuleTest(unittest.TestCase):
|
|
"""General draw module tests."""
|
|
|
|
def test_path_data_validation(self):
|
|
"""Test validation of multi-point drawing methods.
|
|
|
|
See bug #521
|
|
"""
|
|
surf = pygame.Surface((5, 5))
|
|
rect = pygame.Rect(0, 0, 5, 5)
|
|
bad_values = (
|
|
"text",
|
|
b"bytes",
|
|
1 + 1j, # string, bytes, complex,
|
|
object(),
|
|
(lambda x: x),
|
|
) # object, function
|
|
bad_points = list(bad_values) + [(1,), (1, 2, 3)] # wrong tuple length
|
|
bad_points.extend((1, v) for v in bad_values) # one wrong value
|
|
good_path = [(1, 1), (1, 3), (3, 3), (3, 1)]
|
|
# A) draw.lines
|
|
check_pts = [(x, y) for x in range(5) for y in range(5)]
|
|
|
|
for method, is_polgon in (
|
|
(draw.lines, 0),
|
|
(draw.aalines, 0),
|
|
(draw.polygon, 1),
|
|
):
|
|
for val in bad_values:
|
|
# 1. at the beginning
|
|
draw.rect(surf, RED, rect, 0)
|
|
with self.assertRaises(TypeError):
|
|
if is_polgon:
|
|
method(surf, GREEN, [val] + good_path, 0)
|
|
else:
|
|
method(surf, GREEN, True, [val] + good_path)
|
|
|
|
# make sure, nothing was drawn :
|
|
self.assertTrue(all(surf.get_at(pt) == RED for pt in check_pts))
|
|
|
|
# 2. not at the beginning (was not checked)
|
|
draw.rect(surf, RED, rect, 0)
|
|
with self.assertRaises(TypeError):
|
|
path = good_path[:2] + [val] + good_path[2:]
|
|
if is_polgon:
|
|
method(surf, GREEN, path, 0)
|
|
else:
|
|
method(surf, GREEN, True, path)
|
|
|
|
# make sure, nothing was drawn :
|
|
self.assertTrue(all(surf.get_at(pt) == RED for pt in check_pts))
|
|
|
|
def test_color_validation(self):
|
|
surf = pygame.Surface((10, 10))
|
|
colors = 123456, (1, 10, 100), RED, "#ab12df", "red"
|
|
points = ((0, 0), (1, 1), (1, 0))
|
|
|
|
# 1. valid colors
|
|
for col in colors:
|
|
draw.line(surf, col, (0, 0), (1, 1))
|
|
draw.aaline(surf, col, (0, 0), (1, 1))
|
|
draw.aalines(surf, col, True, points)
|
|
draw.lines(surf, col, True, points)
|
|
draw.arc(surf, col, pygame.Rect(0, 0, 3, 3), 15, 150)
|
|
draw.ellipse(surf, col, pygame.Rect(0, 0, 3, 6), 1)
|
|
draw.circle(surf, col, (7, 3), 2)
|
|
draw.polygon(surf, col, points, 0)
|
|
|
|
# 2. invalid colors
|
|
for col in (1.256, object(), None):
|
|
with self.assertRaises(TypeError):
|
|
draw.line(surf, col, (0, 0), (1, 1))
|
|
|
|
with self.assertRaises(TypeError):
|
|
draw.aaline(surf, col, (0, 0), (1, 1))
|
|
|
|
with self.assertRaises(TypeError):
|
|
draw.aalines(surf, col, True, points)
|
|
|
|
with self.assertRaises(TypeError):
|
|
draw.lines(surf, col, True, points)
|
|
|
|
with self.assertRaises(TypeError):
|
|
draw.arc(surf, col, pygame.Rect(0, 0, 3, 3), 15, 150)
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with self.assertRaises(TypeError):
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draw.ellipse(surf, col, pygame.Rect(0, 0, 3, 6), 1)
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with self.assertRaises(TypeError):
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draw.circle(surf, col, (7, 3), 2)
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with self.assertRaises(TypeError):
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draw.polygon(surf, col, points, 0)
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###############################################################################
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if __name__ == "__main__":
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unittest.main()
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