| #!/usr/bin/env python3 |
| # Copyright 2022 The Chromium Authors |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| import css_to_wrapper |
| import os |
| import shutil |
| import tempfile |
| import unittest |
| |
| _HERE_DIR = os.path.dirname(__file__) |
| |
| |
| class CssToWrapperTest(unittest.TestCase): |
| def setUp(self): |
| self._out_folder = None |
| self.maxDiff = None |
| |
| def tearDown(self): |
| if self._out_folder: |
| shutil.rmtree(self._out_folder) |
| |
| def _read_out_file(self, file_name): |
| assert self._out_folder |
| with open(os.path.join(self._out_folder, file_name), 'r') as f: |
| return f.read() |
| |
| def _run_test(self, |
| css_file, |
| wrapper_file, |
| wrapper_file_expected, |
| minify=False, |
| use_js=False, |
| extra_css_files=[]): |
| assert not self._out_folder |
| self._out_folder = tempfile.mkdtemp(dir=_HERE_DIR) |
| |
| args = [ |
| '--in_folder', |
| os.path.join(_HERE_DIR, 'tests'), '--out_folder', self._out_folder, |
| '--in_files', css_file |
| ] + extra_css_files |
| |
| if minify: |
| args.append('--minify') |
| |
| if use_js: |
| args.append('--use_js') |
| |
| css_to_wrapper.main(args) |
| |
| actual_wrapper = self._read_out_file(wrapper_file) |
| with open(os.path.join(_HERE_DIR, 'tests', wrapper_file_expected), |
| 'r') as f: |
| expected_wrapper = f.read() |
| |
| self.assertMultiLineEqual(str(expected_wrapper), str(actual_wrapper)) |
| |
| def testCssToWrapperStylePolymer(self): |
| self._run_test('css_to_wrapper/foo_style.css', |
| 'css_to_wrapper/foo_style.css.ts', |
| 'css_to_wrapper/expected/foo_style.css.ts') |
| |
| def testCssToWrapperStyleLit(self): |
| self._run_test('css_to_wrapper/foo_style_lit_only.css', |
| 'css_to_wrapper/foo_style_lit_only.css.ts', |
| 'css_to_wrapper/expected/foo_style_lit_only.css.ts') |
| |
| # Test case where a Lit style file is generated from the equivalent Polymer |
| # file. |
| def testCssToWrapperStyleLitCopy(self): |
| self._run_test( |
| 'css_to_wrapper/foo_style_lit.css', |
| 'css_to_wrapper/foo_style_lit.css.ts', |
| 'css_to_wrapper/expected/foo_style_lit.css.ts', |
| # Need to pass the Polymer file as well, to satisfy an |
| # assertion in css_to_wrapper.py. |
| extra_css_files=['css_to_wrapper/foo_style.css']) |
| |
| def testCssToWrapperStyleNoIncludes(self): |
| self._run_test('css_to_wrapper/foo_no_includes_style.css', |
| 'css_to_wrapper/foo_no_includes_style.css.ts', |
| 'css_to_wrapper/expected/foo_no_includes_style.css.ts') |
| |
| def testCssToWrapperVarsPolymer(self): |
| self._run_test('css_to_wrapper/foo_vars.css', |
| 'css_to_wrapper/foo_vars.css.ts', |
| 'css_to_wrapper/expected/foo_vars.css.ts') |
| |
| def testCssToWrapperVarsLit(self): |
| self._run_test('css_to_wrapper/foo_vars_lit_only.css', |
| 'css_to_wrapper/foo_vars_lit_only.css.ts', |
| 'css_to_wrapper/expected/foo_vars_lit_only.css.ts') |
| |
| def testCssToWrapperMinify(self): |
| self._run_test('css_to_wrapper/foo_style.css', |
| 'css_to_wrapper/foo_style.css.ts', |
| 'css_to_wrapper/expected/foo_style.min.css.ts', |
| minify=True) |
| |
| # Test case where a Lit style file is generated from the equivalent Polymer |
| # file and minification is turned on. |
| def testCssToWrapperStyleLitCopyMinify(self): |
| self._run_test( |
| 'css_to_wrapper/foo_style_lit.css', |
| 'css_to_wrapper/foo_style_lit.css.ts', |
| 'css_to_wrapper/expected/foo_style_lit.min.css.ts', |
| minify=True, |
| # Need to pass the Polymer file as well, to satisfy an |
| # assertion in css_to_wrapper.py. |
| extra_css_files=['css_to_wrapper/foo_style.css']) |
| |
| def testCssToWrapperUseJs(self): |
| self._run_test('css_to_wrapper/foo_style.css', |
| 'css_to_wrapper/foo_style.css.js', |
| 'css_to_wrapper/expected/foo_style.css.ts', |
| use_js=True) |
| |
| def testCssToWrapperSchemeRelative(self): |
| self._run_test('css_to_wrapper/foo_relative_style.css', |
| 'css_to_wrapper/foo_relative_style.css.ts', |
| 'css_to_wrapper/expected/foo_relative_style.css.ts') |
| |
| |
| if __name__ == '__main__': |
| unittest.main() |