projektAI/venv/Lib/site-packages/matplotlib/tests/test_sphinxext.py
2021-06-06 22:13:05 +02:00

65 lines
2.5 KiB
Python

"""Tests for tinypages build using sphinx extensions."""
import filecmp
import os
from pathlib import Path
from subprocess import Popen, PIPE
import sys
import pytest
pytest.importorskip('sphinx')
def test_tinypages(tmpdir):
tmp_path = Path(tmpdir)
html_dir = tmp_path / 'html'
doctree_dir = tmp_path / 'doctrees'
# Build the pages with warnings turned into errors
cmd = [sys.executable, '-msphinx', '-W', '-b', 'html',
'-d', str(doctree_dir),
str(Path(__file__).parent / 'tinypages'), str(html_dir)]
proc = Popen(cmd, stdout=PIPE, stderr=PIPE, universal_newlines=True,
env={**os.environ, "MPLBACKEND": ""})
out, err = proc.communicate()
assert proc.returncode == 0, \
f"sphinx build failed with stdout:\n{out}\nstderr:\n{err}\n"
if err:
pytest.fail(f"sphinx build emitted the following warnings:\n{err}")
assert html_dir.is_dir()
def plot_file(num):
return html_dir / f'some_plots-{num}.png'
range_10, range_6, range_4 = [plot_file(i) for i in range(1, 4)]
# Plot 5 is range(6) plot
assert filecmp.cmp(range_6, plot_file(5))
# Plot 7 is range(4) plot
assert filecmp.cmp(range_4, plot_file(7))
# Plot 11 is range(10) plot
assert filecmp.cmp(range_10, plot_file(11))
# Plot 12 uses the old range(10) figure and the new range(6) figure
assert filecmp.cmp(range_10, plot_file('12_00'))
assert filecmp.cmp(range_6, plot_file('12_01'))
# Plot 13 shows close-figs in action
assert filecmp.cmp(range_4, plot_file(13))
# Plot 14 has included source
html_contents = (html_dir / 'some_plots.html').read_bytes()
assert b'# Only a comment' in html_contents
# check plot defined in external file.
assert filecmp.cmp(range_4, html_dir / 'range4.png')
assert filecmp.cmp(range_6, html_dir / 'range6.png')
# check if figure caption made it into html file
assert b'This is the caption for plot 15.' in html_contents
# check if figure caption using :caption: made it into html file
assert b'Plot 17 uses the caption option.' in html_contents
# check if figure caption made it into html file
assert b'This is the caption for plot 18.' in html_contents
# check if the custom classes made it into the html file
assert b'plot-directive my-class my-other-class' in html_contents
# check that the multi-image caption is applied twice
assert html_contents.count(b'This caption applies to both plots.') == 2