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"""Test the Theme class."""
import os
import shutil
from pathlib import Path
from xml.etree.ElementTree import ParseError
import pytest
from defusedxml.ElementTree import parse as xml_parse
import sphinx.builders.html
from sphinx.errors import ThemeError
from sphinx.theming import (
_ConfigFile,
_convert_theme_conf,
_convert_theme_toml,
_load_theme,
_load_theme_conf,
_load_theme_toml,
)
HERE = Path(__file__).resolve().parent
@pytest.mark.sphinx(
testroot='theming',
confoverrides={'html_theme': 'ziptheme', 'html_theme_options.testopt': 'foo'},
)
def test_theme_api(app, status, warning):
themes = [
'basic',
'default',
'scrolls',
'agogo',
'sphinxdoc',
'haiku',
'traditional',
'epub',
'nature',
'pyramid',
'bizstyle',
'classic',
'nonav',
'test-theme',
'ziptheme',
'staticfiles',
'parent',
'child',
'alabaster',
]
# test Theme class API
assert set(app.registry.html_themes.keys()) == set(themes)
assert app.registry.html_themes['test-theme'] == str(
app.srcdir / 'test_theme' / 'test-theme'
)
assert app.registry.html_themes['ziptheme'] == str(app.srcdir / 'ziptheme.zip')
assert app.registry.html_themes['staticfiles'] == str(
app.srcdir / 'test_theme' / 'staticfiles'
)
# test Theme instance API
theme = app.builder.theme
assert theme.name == 'ziptheme'
assert len(theme.get_theme_dirs()) == 2
# direct setting
assert theme.get_config('theme', 'stylesheet') == 'custom.css'
# inherited setting
assert theme.get_config('options', 'nosidebar') == 'false'
# nonexisting setting
assert theme.get_config('theme', 'foobar', 'def') == 'def'
with pytest.raises(ThemeError):
theme.get_config('theme', 'foobar')
# options API
options = theme.get_options({'nonexisting': 'foo'})
assert 'nonexisting' not in options
options = theme.get_options(app.config.html_theme_options)
assert options['testopt'] == 'foo'
assert options['nosidebar'] == 'false'
# cleanup temp directories
theme._cleanup()
assert not any(map(os.path.exists, theme._tmp_dirs))
def test_nonexistent_theme_settings(tmp_path):
# Check that error occurs with a non-existent theme.toml or theme.conf
# (https://github.com/sphinx-doc/sphinx/issues/11668)
with pytest.raises(ThemeError):
_load_theme('', str(tmp_path))
@pytest.mark.sphinx(testroot='double-inheriting-theme')
def test_double_inheriting_theme(app, status, warning):
assert app.builder.theme.name == 'base_theme2'
app.build() # => not raises TemplateNotFound
@pytest.mark.sphinx(testroot='theming', confoverrides={'html_theme': 'child'})
def test_nested_zipped_theme(app, status, warning):
assert app.builder.theme.name == 'child'
app.build() # => not raises TemplateNotFound
@pytest.mark.sphinx(testroot='theming', confoverrides={'html_theme': 'staticfiles'})
def test_staticfiles(app, status, warning):
app.build()
assert (app.outdir / '_static' / 'staticimg.png').exists()
assert (app.outdir / '_static' / 'statictmpl.html').exists()
assert (app.outdir / '_static' / 'statictmpl.html').read_text(encoding='utf8') == (
'<!-- testing static templates -->\n<html><project>Python</project></html>'
)
result = (app.outdir / 'index.html').read_text(encoding='utf8')
assert '<meta name="testopt" content="optdefault" />' in result
@pytest.mark.sphinx(testroot='theming', confoverrides={'html_theme': 'test-theme'})
def test_dark_style(app, monkeypatch):
monkeypatch.setattr(sphinx.builders.html, '_file_checksum', lambda o, f: '')
style = app.builder.dark_highlighter.formatter_args.get('style')
assert style.__name__ == 'MonokaiStyle'
app.build()
assert (app.outdir / '_static' / 'pygments_dark.css').exists()
css_file, properties = app.registry.css_files[0]
assert css_file == 'pygments_dark.css'
assert 'media' in properties
assert properties['media'] == '(prefers-color-scheme: dark)'
assert sorted(f.filename for f in app.builder._css_files) == [
'_static/classic.css',
'_static/pygments.css',
'_static/pygments_dark.css',
]
result = (app.outdir / 'index.html').read_text(encoding='utf8')
assert '<link rel="stylesheet" type="text/css" href="_static/pygments.css" />' in result
assert (
'<link id="pygments_dark_css" media="(prefers-color-scheme: dark)" '
'rel="stylesheet" type="text/css" '
'href="_static/pygments_dark.css" />'
) in result
@pytest.mark.sphinx(testroot='theming')
def test_theme_sidebars(app, status, warning):
app.build()
# test-theme specifies globaltoc and searchbox as default sidebars
result = (app.outdir / 'index.html').read_text(encoding='utf8')
assert '<h3><a href="#">Table of Contents</a></h3>' in result
assert '<h3>Related Topics</h3>' not in result
assert '<h3>This Page</h3>' not in result
assert '<h3 id="searchlabel">Quick search</h3>' in result
@pytest.mark.parametrize(
'theme_name',
[
'alabaster',
'agogo',
'basic',
'bizstyle',
'classic',
'default',
'epub',
'haiku',
'nature',
'nonav',
'pyramid',
'scrolls',
'sphinxdoc',
'traditional',
],
)
def test_theme_builds(make_app, rootdir, sphinx_test_tempdir, theme_name):
"""Test all the themes included with Sphinx build a simple project and produce valid XML."""
testroot_path = rootdir / 'test-basic'
srcdir = sphinx_test_tempdir / f'test-theme-{theme_name}'
shutil.copytree(testroot_path, srcdir)
app = make_app(srcdir=srcdir, confoverrides={'html_theme': theme_name})
app.build()
assert not app.warning.getvalue().strip()
assert app.outdir.joinpath('index.html').exists()
# check that the generated HTML files are well-formed (as strict XML)
for html_file in app.outdir.rglob('*.html'):
try:
xml_parse(html_file)
except ParseError as exc:
pytest.fail(f'Failed to parse {html_file.relative_to(app.outdir)}: {exc}')
def test_config_file_toml():
config_path = HERE / 'theme.toml'
cfg = _load_theme_toml(str(config_path))
config = _convert_theme_toml(cfg)
assert config == _ConfigFile(
stylesheets=('spam.css', 'ham.css'),
sidebar_templates=None,
pygments_style_default='spam',
pygments_style_dark=None,
options={'lobster': 'thermidor'},
)
def test_config_file_conf():
config_path = HERE / 'theme.conf'
cfg = _load_theme_conf(str(config_path))
config = _convert_theme_conf(cfg)
assert config == _ConfigFile(
stylesheets=('spam.css', 'ham.css'),
sidebar_templates=None,
pygments_style_default='spam',
pygments_style_dark=None,
options={'lobster': 'thermidor'},
)
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