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114 lines
4.2 KiB
Python
114 lines
4.2 KiB
Python
# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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from __future__ import unicode_literals
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import os
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import sys
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import unittest
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from mozunit import main
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from mozbuild.base import MozbuildObject
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from mozpack.files import FileFinder
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from mozbuild.frontend.context import Files
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from mozbuild.frontend.reader import (
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BuildReader,
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EmptyConfig,
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)
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class TestMozbuildReading(unittest.TestCase):
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# This hack is needed to appease running in automation.
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def setUp(self):
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self._old_env = dict(os.environ)
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os.environ.pop('MOZCONFIG', None)
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os.environ.pop('MOZ_OBJDIR', None)
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def tearDown(self):
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os.environ.clear()
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os.environ.update(self._old_env)
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def _mozbuilds(self, reader):
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if not hasattr(self, '_mozbuild_paths'):
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self._mozbuild_paths = set(reader.all_mozbuild_paths())
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return self._mozbuild_paths
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@unittest.skip('failing in SpiderMonkey builds')
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def test_filesystem_traversal_reading(self):
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"""Reading moz.build according to filesystem traversal works.
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We attempt to read every known moz.build file via filesystem traversal.
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If this test fails, it means that metadata extraction will fail.
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"""
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mb = MozbuildObject.from_environment(detect_virtualenv_mozinfo=False)
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config = mb.config_environment
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reader = BuildReader(config)
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all_paths = self._mozbuilds(reader)
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paths, contexts = reader.read_relevant_mozbuilds(all_paths)
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self.assertEqual(set(paths), all_paths)
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self.assertGreaterEqual(len(contexts), len(paths))
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def test_filesystem_traversal_no_config(self):
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"""Reading moz.build files via filesystem traversal mode with no build config.
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This is similar to the above test except no build config is applied.
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This will likely fail in more scenarios than the above test because a
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lot of moz.build files assumes certain variables are present.
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"""
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here = os.path.abspath(os.path.dirname(__file__))
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root = os.path.normpath(os.path.join(here, '..', '..'))
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config = EmptyConfig(root)
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reader = BuildReader(config)
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all_paths = self._mozbuilds(reader)
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paths, contexts = reader.read_relevant_mozbuilds(all_paths)
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self.assertEqual(set(paths.keys()), all_paths)
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self.assertGreaterEqual(len(contexts), len(paths))
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def test_orphan_file_patterns(self):
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if sys.platform == 'win32':
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raise unittest.SkipTest('failing on windows builds')
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mb = MozbuildObject.from_environment(detect_virtualenv_mozinfo=False)
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try:
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config = mb.config_environment
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except Exception as e:
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if e.message == 'config.status not available. Run configure.':
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raise unittest.SkipTest('failing without config.status')
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raise
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reader = BuildReader(config)
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all_paths = self._mozbuilds(reader)
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_, contexts = reader.read_relevant_mozbuilds(all_paths)
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finder = FileFinder(config.topsrcdir, find_executables=False,
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ignore=['obj*'])
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def pattern_exists(pat):
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return [p for p in finder.find(pat)] != []
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for ctx in contexts:
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if not isinstance(ctx, Files):
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continue
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relsrcdir = ctx.relsrcdir
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if not pattern_exists(os.path.join(relsrcdir, ctx.pattern)):
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self.fail("The pattern '%s' in a Files() entry in "
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"'%s' corresponds to no files in the tree.\n"
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"Please update this entry." %
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(ctx.pattern, ctx.main_path))
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test_files = ctx['IMPACTED_TESTS'].files
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for p in test_files:
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if not pattern_exists(os.path.relpath(p.full_path, config.topsrcdir)):
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self.fail("The pattern '%s' in a dependent tests entry "
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"in '%s' corresponds to no files in the tree.\n"
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"Please update this entry." %
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(p, ctx.main_path))
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if __name__ == '__main__':
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main()
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