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import os
import unittest

import base
import test_files


class TestFilesTest(unittest.TestCase):
    def test_find_no_paths_specified(self):
        port = base.Port()
        layout_tests_dir = port.layout_tests_dir()
        port.layout_tests_dir = lambda: os.path.join(layout_tests_dir,
                                                     'fast', 'html')
        tests = test_files.find(port, [])
        self.assertNotEqual(tests, 0)

    def test_find_one_test(self):
        port = base.Port()
        # This is just a test picked at random but known to exist.
        tests = test_files.find(port, ['fast/html/keygen.html'])
        self.assertEqual(len(tests), 1)

    def test_find_glob(self):
        port = base.Port()
        tests = test_files.find(port, ['fast/html/key*'])
        self.assertEqual(len(tests), 1)

    def test_find_with_skipped_directories(self):
        port = base.Port()
        tests = port.tests('userscripts')
        self.assertTrue('userscripts/resources/frame1.html' not in tests)

    def test_find_with_skipped_directories_2(self):
        port = base.Port()
        tests = test_files.find(port, ['userscripts/resources'])
        self.assertEqual(tests, set([]))

    def test_is_test_file(self):
        self.assertTrue(test_files._is_test_file('foo.html'))
        self.assertTrue(test_files._is_test_file('foo.shtml'))
        self.assertFalse(test_files._is_test_file('foo.png'))
        self.assertFalse(test_files._is_test_file('foo-expected.html'))
        self.assertFalse(test_files._is_test_file('foo-expected-mismatch.html'))


if __name__ == '__main__':
    unittest.main()