Tools/Scripts/webkitpy/layout_tests/layout_package/test_runner_unittest.py

#!/usr/bin/python
# Copyright (C) 2010 Google Inc. All rights reserved.
# Copyright (C) 2010 Gabor Rapcsanyi (rgabor@inf.u-szeged.hu), University of Szeged
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"""Unit tests for TestRunner()."""

import unittest

from webkitpy.common.system import filesystem_mock
from webkitpy.thirdparty.mock import Mock

import test_runner


class TestRunnerWrapper(test_runner.TestRunner):
    def _get_test_input_for_file(self, test_file):
        return test_file


class TestRunnerTest(unittest.TestCase):
    def test_shard_tests(self):
        # Test that _shard_tests in test_runner.TestRunner really
        # put the http tests first in the queue.
        port = Mock()
        port._filesystem = filesystem_mock.MockFileSystem()
        runner = TestRunnerWrapper(port=port, options=Mock(),
            printer=Mock())

        test_list = [
          "LayoutTests/websocket/tests/unicode.htm",
          "LayoutTests/animations/keyframes.html",
          "LayoutTests/http/tests/security/view-source-no-refresh.html",
          "LayoutTests/websocket/tests/websocket-protocol-ignored.html",
          "LayoutTests/fast/css/display-none-inline-style-change-crash.html",
          "LayoutTests/http/tests/xmlhttprequest/supported-xml-content-types.html",
          "LayoutTests/dom/html/level2/html/HTMLAnchorElement03.html",
          "LayoutTests/ietestcenter/Javascript/11.1.5_4-4-c-1.html",
          "LayoutTests/dom/html/level2/html/HTMLAnchorElement06.html",
        ]

        expected_tests_to_http_lock = set([
          'LayoutTests/websocket/tests/unicode.htm',
          'LayoutTests/http/tests/security/view-source-no-refresh.html',
          'LayoutTests/websocket/tests/websocket-protocol-ignored.html',
          'LayoutTests/http/tests/xmlhttprequest/supported-xml-content-types.html',
        ])

        # FIXME: Ideally the HTTP tests don't have to all be in one shard.
        single_thread_results = runner._shard_tests(test_list, False)
        multi_thread_results = runner._shard_tests(test_list, True)

        self.assertEqual("tests_to_http_lock", single_thread_results[0][0])
        self.assertEqual(expected_tests_to_http_lock, set(single_thread_results[0][1]))
        self.assertEqual("tests_to_http_lock", multi_thread_results[0][0])
        self.assertEqual(expected_tests_to_http_lock, set(multi_thread_results[0][1]))


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