diff options
Diffstat (limited to 'lib/python2.7/unittest/test/test_runner.py')
| -rw-r--r-- | lib/python2.7/unittest/test/test_runner.py | 266 |
1 files changed, 266 insertions, 0 deletions
diff --git a/lib/python2.7/unittest/test/test_runner.py b/lib/python2.7/unittest/test/test_runner.py new file mode 100644 index 0000000..d1cefae --- /dev/null +++ b/lib/python2.7/unittest/test/test_runner.py @@ -0,0 +1,266 @@ +import unittest + +from cStringIO import StringIO +import pickle + +from .support import LoggingResult, ResultWithNoStartTestRunStopTestRun + + +class TestCleanUp(unittest.TestCase): + + def testCleanUp(self): + class TestableTest(unittest.TestCase): + def testNothing(self): + pass + + test = TestableTest('testNothing') + self.assertEqual(test._cleanups, []) + + cleanups = [] + + def cleanup1(*args, **kwargs): + cleanups.append((1, args, kwargs)) + + def cleanup2(*args, **kwargs): + cleanups.append((2, args, kwargs)) + + test.addCleanup(cleanup1, 1, 2, 3, four='hello', five='goodbye') + test.addCleanup(cleanup2) + + self.assertEqual(test._cleanups, + [(cleanup1, (1, 2, 3), dict(four='hello', five='goodbye')), + (cleanup2, (), {})]) + + result = test.doCleanups() + self.assertTrue(result) + + self.assertEqual(cleanups, [(2, (), {}), (1, (1, 2, 3), + dict(four='hello', five='goodbye'))]) + + def testCleanUpWithErrors(self): + class TestableTest(unittest.TestCase): + def testNothing(self): + pass + + class MockResult(object): + errors = [] + def addError(self, test, exc_info): + self.errors.append((test, exc_info)) + + result = MockResult() + test = TestableTest('testNothing') + test._resultForDoCleanups = result + + exc1 = Exception('foo') + exc2 = Exception('bar') + def cleanup1(): + raise exc1 + + def cleanup2(): + raise exc2 + + test.addCleanup(cleanup1) + test.addCleanup(cleanup2) + + self.assertFalse(test.doCleanups()) + + (test1, (Type1, instance1, _)), (test2, (Type2, instance2, _)) = reversed(MockResult.errors) + self.assertEqual((test1, Type1, instance1), (test, Exception, exc1)) + self.assertEqual((test2, Type2, instance2), (test, Exception, exc2)) + + def testCleanupInRun(self): + blowUp = False + ordering = [] + + class TestableTest(unittest.TestCase): + def setUp(self): + ordering.append('setUp') + if blowUp: + raise Exception('foo') + + def testNothing(self): + ordering.append('test') + + def tearDown(self): + ordering.append('tearDown') + + test = TestableTest('testNothing') + + def cleanup1(): + ordering.append('cleanup1') + def cleanup2(): + ordering.append('cleanup2') + test.addCleanup(cleanup1) + test.addCleanup(cleanup2) + + def success(some_test): + self.assertEqual(some_test, test) + ordering.append('success') + + result = unittest.TestResult() + result.addSuccess = success + + test.run(result) + self.assertEqual(ordering, ['setUp', 'test', 'tearDown', + 'cleanup2', 'cleanup1', 'success']) + + blowUp = True + ordering = [] + test = TestableTest('testNothing') + test.addCleanup(cleanup1) + test.run(result) + self.assertEqual(ordering, ['setUp', 'cleanup1']) + + def testTestCaseDebugExecutesCleanups(self): + ordering = [] + + class TestableTest(unittest.TestCase): + def setUp(self): + ordering.append('setUp') + self.addCleanup(cleanup1) + + def testNothing(self): + ordering.append('test') + + def tearDown(self): + ordering.append('tearDown') + + test = TestableTest('testNothing') + + def cleanup1(): + ordering.append('cleanup1') + test.addCleanup(cleanup2) + def cleanup2(): + ordering.append('cleanup2') + + test.debug() + self.assertEqual(ordering, ['setUp', 'test', 'tearDown', 'cleanup1', 'cleanup2']) + + +class Test_TextTestRunner(unittest.TestCase): + """Tests for TextTestRunner.""" + + def test_init(self): + runner = unittest.TextTestRunner() + self.assertFalse(runner.failfast) + self.assertFalse(runner.buffer) + self.assertEqual(runner.verbosity, 1) + self.assertTrue(runner.descriptions) + self.assertEqual(runner.resultclass, unittest.TextTestResult) + + + def test_multiple_inheritance(self): + class AResult(unittest.TestResult): + def __init__(self, stream, descriptions, verbosity): + super(AResult, self).__init__(stream, descriptions, verbosity) + + class ATextResult(unittest.TextTestResult, AResult): + pass + + # This used to raise an exception due to TextTestResult not passing + # on arguments in its __init__ super call + ATextResult(None, None, None) + + + def testBufferAndFailfast(self): + class Test(unittest.TestCase): + def testFoo(self): + pass + result = unittest.TestResult() + runner = unittest.TextTestRunner(stream=StringIO(), failfast=True, + buffer=True) + # Use our result object + runner._makeResult = lambda: result + runner.run(Test('testFoo')) + + self.assertTrue(result.failfast) + self.assertTrue(result.buffer) + + def testRunnerRegistersResult(self): + class Test(unittest.TestCase): + def testFoo(self): + pass + originalRegisterResult = unittest.runner.registerResult + def cleanup(): + unittest.runner.registerResult = originalRegisterResult + self.addCleanup(cleanup) + + result = unittest.TestResult() + runner = unittest.TextTestRunner(stream=StringIO()) + # Use our result object + runner._makeResult = lambda: result + + self.wasRegistered = 0 + def fakeRegisterResult(thisResult): + self.wasRegistered += 1 + self.assertEqual(thisResult, result) + unittest.runner.registerResult = fakeRegisterResult + + runner.run(unittest.TestSuite()) + self.assertEqual(self.wasRegistered, 1) + + def test_works_with_result_without_startTestRun_stopTestRun(self): + class OldTextResult(ResultWithNoStartTestRunStopTestRun): + separator2 = '' + def printErrors(self): + pass + + class Runner(unittest.TextTestRunner): + def __init__(self): + super(Runner, self).__init__(StringIO()) + + def _makeResult(self): + return OldTextResult() + + runner = Runner() + runner.run(unittest.TestSuite()) + + def test_startTestRun_stopTestRun_called(self): + class LoggingTextResult(LoggingResult): + separator2 = '' + def printErrors(self): + pass + + class LoggingRunner(unittest.TextTestRunner): + def __init__(self, events): + super(LoggingRunner, self).__init__(StringIO()) + self._events = events + + def _makeResult(self): + return LoggingTextResult(self._events) + + events = [] + runner = LoggingRunner(events) + runner.run(unittest.TestSuite()) + expected = ['startTestRun', 'stopTestRun'] + self.assertEqual(events, expected) + + def test_pickle_unpickle(self): + # Issue #7197: a TextTestRunner should be (un)pickleable. This is + # required by test_multiprocessing under Windows (in verbose mode). + from StringIO import StringIO as PickleableIO + # cStringIO objects are not pickleable, but StringIO objects are. + stream = PickleableIO("foo") + runner = unittest.TextTestRunner(stream) + for protocol in range(pickle.HIGHEST_PROTOCOL + 1): + s = pickle.dumps(runner, protocol=protocol) + obj = pickle.loads(s) + # StringIO objects never compare equal, a cheap test instead. + self.assertEqual(obj.stream.getvalue(), stream.getvalue()) + + def test_resultclass(self): + def MockResultClass(*args): + return args + STREAM = object() + DESCRIPTIONS = object() + VERBOSITY = object() + runner = unittest.TextTestRunner(STREAM, DESCRIPTIONS, VERBOSITY, + resultclass=MockResultClass) + self.assertEqual(runner.resultclass, MockResultClass) + + expectedresult = (runner.stream, DESCRIPTIONS, VERBOSITY) + self.assertEqual(runner._makeResult(), expectedresult) + + +if __name__ == '__main__': + unittest.main() |