Tools/Scripts/webkitpy/common/config/contributionareas_unittest.py

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import unittest

from .contributionareas import _Intersection
from .contributionareas import _Area
from .contributionareas import ContributionAreas
from webkitpy.common.system.filesystem_mock import MockFileSystem


class ContributionAreasTest(unittest.TestCase):

    def test_contribution(self):
        self.assertEqual(_Area('CSS').tokens(), ['css'])
        self.assertEqual(_Area('Forms', ['input']).tokens(), ['input'])

    def _assert_areas_for_touched_files(self, areas, files, expected_areas):
        self.assertEqual(areas.areas_for_touched_files(files), set(expected_areas))

    def test_areas_for_touched_files(self):
        areas = ContributionAreas(MockFileSystem(), [
            _Area('CSS'),
            _Area('HTML'),
            _Area('Forms', ['forms', 'input']),
            _Area('CSS Transforms', [_Intersection('css', 'transforms')]),
        ])
        self._assert_areas_for_touched_files(areas, [], [])
        self._assert_areas_for_touched_files(areas, ['WebCore/css'], ['CSS'])
        self._assert_areas_for_touched_files(areas, ['WebCore/html/'], ['HTML'])
        self._assert_areas_for_touched_files(areas, ['WebCore/css/CSSStyleSelector.cpp', 'WebCore/html/HTMLIFrameElement.h'], ['CSS', 'HTML'])
        self._assert_areas_for_touched_files(areas, ['WebCore'], [])
        self._assert_areas_for_touched_files(areas, ['WebCore/html2'], [])
        self._assert_areas_for_touched_files(areas, ['WebCore/html/HTMLInputElement.cpp'], ['HTML', 'Forms'])
        self._assert_areas_for_touched_files(areas, ['WebCore/svg/transforms'], [])
        self._assert_areas_for_touched_files(areas, ['WebCore/css/transforms'], ['CSS', 'CSS Transforms'])