JezK
Edit File: test_runner.py
import unittest from cStringIO import StringIO import pickle from unittest.test.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, 1) 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()