Pracownia_programowania/venv/Lib/site-packages/Cython/Compiler/Tests/TestFlowControl.py

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2020-02-01 19:54:00 +01:00
from __future__ import absolute_import
from copy import deepcopy
from unittest import TestCase
from Cython.Compiler.FlowControl import (
NameAssignment, StaticAssignment, Argument, NameDeletion)
class FakeType(object):
is_pyobject = True
class FakeNode(object):
pos = ('filename.pyx', 1, 2)
cf_state = None
type = FakeType()
def infer_type(self, scope):
return self.type
class FakeEntry(object):
type = FakeType()
class TestGraph(TestCase):
def test_deepcopy(self):
lhs, rhs = FakeNode(), FakeNode()
entry = FakeEntry()
entry.pos = lhs.pos
name_ass = NameAssignment(lhs, rhs, entry)
ass = deepcopy(name_ass)
self.assertTrue(ass.lhs)
self.assertTrue(ass.rhs)
self.assertTrue(ass.entry)
self.assertEqual(ass.pos, name_ass.pos)
self.assertFalse(ass.is_arg)
self.assertFalse(ass.is_deletion)
static_ass = StaticAssignment(entry)
ass = deepcopy(static_ass)
self.assertTrue(ass.lhs)
self.assertTrue(ass.rhs)
self.assertTrue(ass.entry)
self.assertEqual(ass.pos, static_ass.pos)
self.assertFalse(ass.is_arg)
self.assertFalse(ass.is_deletion)
arg_ass = Argument(lhs, rhs, entry)
ass = deepcopy(arg_ass)
self.assertTrue(ass.lhs)
self.assertTrue(ass.rhs)
self.assertTrue(ass.entry)
self.assertEqual(ass.pos, arg_ass.pos)
self.assertTrue(ass.is_arg)
self.assertFalse(ass.is_deletion)
name_del = NameDeletion(lhs, entry)
ass = deepcopy(name_del)
self.assertTrue(ass.lhs)
self.assertTrue(ass.rhs)
self.assertTrue(ass.entry)
self.assertEqual(ass.pos, name_del.pos)
self.assertFalse(ass.is_arg)
self.assertTrue(ass.is_deletion)