Best Python code snippet using green
test_deferred.py
Source:test_deferred.py  
...17        return r, s18    def test_success(self):19        result, suite = self._loadSuite(detests.DeferredSetUpOK)20        suite(result)21        self.assertTrue(result.wasSuccessful())22        self.assertEqual(result.testsRun, 1)23    def test_fail(self):24        self.assertFalse(detests.DeferredSetUpFail.testCalled)25        result, suite = self._loadSuite(detests.DeferredSetUpFail)26        suite(result)27        self.assertFalse(result.wasSuccessful())28        self.assertEqual(result.testsRun, 1)29        self.assertEqual(len(result.failures), 0)30        self.assertEqual(len(result.errors), 1)31        self.assertFalse(detests.DeferredSetUpFail.testCalled)32    def test_callbackFail(self):33        self.assertFalse(detests.DeferredSetUpCallbackFail.testCalled)34        result, suite = self._loadSuite(detests.DeferredSetUpCallbackFail)35        suite(result)36        self.assertFalse(result.wasSuccessful())37        self.assertEqual(result.testsRun, 1)38        self.assertEqual(len(result.failures), 0)39        self.assertEqual(len(result.errors), 1)40        self.assertFalse(detests.DeferredSetUpCallbackFail.testCalled)41    def test_error(self):42        self.assertFalse(detests.DeferredSetUpError.testCalled)43        result, suite = self._loadSuite(detests.DeferredSetUpError)44        suite(result)45        self.assertFalse(result.wasSuccessful())46        self.assertEqual(result.testsRun, 1)47        self.assertEqual(len(result.failures), 0)48        self.assertEqual(len(result.errors), 1)49        self.assertFalse(detests.DeferredSetUpError.testCalled)50    def test_skip(self):51        self.assertFalse(detests.DeferredSetUpSkip.testCalled)52        result, suite = self._loadSuite(detests.DeferredSetUpSkip)53        suite(result)54        self.assertTrue(result.wasSuccessful())55        self.assertEqual(result.testsRun, 1)56        self.assertEqual(len(result.failures), 0)57        self.assertEqual(len(result.errors), 0)58        self.assertEqual(len(result.skips), 1)59        self.assertFalse(detests.DeferredSetUpSkip.testCalled)60class NeverFireTests(unittest.TestCase):61    def setUp(self):62        self._oldTimeout = util.DEFAULT_TIMEOUT_DURATION63        util.DEFAULT_TIMEOUT_DURATION = 0.164    def tearDown(self):65        util.DEFAULT_TIMEOUT_DURATION = self._oldTimeout66    def _loadSuite(self, klass):67        loader = pyunit.TestLoader()68        r = reporter.TestResult()69        s = loader.loadTestsFromTestCase(klass)70        return r, s71    def test_setUp(self):72        self.assertFalse(detests.DeferredSetUpNeverFire.testCalled)73        result, suite = self._loadSuite(detests.DeferredSetUpNeverFire)74        suite(result)75        self.assertFalse(result.wasSuccessful())76        self.assertEqual(result.testsRun, 1)77        self.assertEqual(len(result.failures), 0)78        self.assertEqual(len(result.errors), 1)79        self.assertFalse(detests.DeferredSetUpNeverFire.testCalled)80        self.assertTrue(result.errors[0][1].check(defer.TimeoutError))81class TestTester(unittest.TestCase):82    def getTest(self, name):83        raise NotImplementedError("must override me")84    def runTest(self, name):85        result = reporter.TestResult()86        self.getTest(name).run(result)87        return result88class DeferredTests(TestTester):89    def getTest(self, name):90        return detests.DeferredTests(name)91    def test_pass(self):92        result = self.runTest('test_pass')93        self.assertTrue(result.wasSuccessful())94        self.assertEqual(result.testsRun, 1)95    def test_passGenerated(self):96        result = self.runTest('test_passGenerated')97        self.assertTrue(result.wasSuccessful())98        self.assertEqual(result.testsRun, 1)99        self.assertTrue(detests.DeferredTests.touched)100    test_passGenerated.supress = [util.suppress(101        message="twisted.internet.defer.deferredGenerator is deprecated")]102    def test_passInlineCallbacks(self):103        """104        The body of a L{defer.inlineCallbacks} decorated test gets run.105        """106        result = self.runTest('test_passInlineCallbacks')107        self.assertTrue(result.wasSuccessful())108        self.assertEqual(result.testsRun, 1)109        self.assertTrue(detests.DeferredTests.touched)110    def test_fail(self):111        result = self.runTest('test_fail')112        self.assertFalse(result.wasSuccessful())113        self.assertEqual(result.testsRun, 1)114        self.assertEqual(len(result.failures), 1)115    def test_failureInCallback(self):116        result = self.runTest('test_failureInCallback')117        self.assertFalse(result.wasSuccessful())118        self.assertEqual(result.testsRun, 1)119        self.assertEqual(len(result.failures), 1)120    def test_errorInCallback(self):121        result = self.runTest('test_errorInCallback')122        self.assertFalse(result.wasSuccessful())123        self.assertEqual(result.testsRun, 1)124        self.assertEqual(len(result.errors), 1)125    def test_skip(self):126        result = self.runTest('test_skip')127        self.assertTrue(result.wasSuccessful())128        self.assertEqual(result.testsRun, 1)129        self.assertEqual(len(result.skips), 1)130        self.assertFalse(detests.DeferredTests.touched)131    def test_todo(self):132        result = self.runTest('test_expectedFailure')133        self.assertTrue(result.wasSuccessful())134        self.assertEqual(result.testsRun, 1)135        self.assertEqual(len(result.errors), 0)136        self.assertEqual(len(result.failures), 0)137        self.assertEqual(len(result.expectedFailures), 1)138    def test_thread(self):139        result = self.runTest('test_thread')140        self.assertEqual(result.testsRun, 1)141        self.assertTrue(result.wasSuccessful(), result.errors)142class TimeoutTests(TestTester):143    def getTest(self, name):144        return detests.TimeoutTests(name)145    def _wasTimeout(self, error):146        self.assertEqual(error.check(defer.TimeoutError),147                             defer.TimeoutError)148    def test_pass(self):149        result = self.runTest('test_pass')150        self.assertTrue(result.wasSuccessful())151        self.assertEqual(result.testsRun, 1)152    def test_passDefault(self):153        result = self.runTest('test_passDefault')154        self.assertTrue(result.wasSuccessful())155        self.assertEqual(result.testsRun, 1)156    def test_timeout(self):157        result = self.runTest('test_timeout')158        self.assertFalse(result.wasSuccessful())159        self.assertEqual(result.testsRun, 1)160        self.assertEqual(len(result.errors), 1)161        self._wasTimeout(result.errors[0][1])162    def test_timeoutZero(self):163        result = self.runTest('test_timeoutZero')164        self.assertFalse(result.wasSuccessful())165        self.assertEqual(result.testsRun, 1)166        self.assertEqual(len(result.errors), 1)167        self._wasTimeout(result.errors[0][1])168    def test_skip(self):169        result = self.runTest('test_skip')170        self.assertTrue(result.wasSuccessful())171        self.assertEqual(result.testsRun, 1)172        self.assertEqual(len(result.skips), 1)173    def test_todo(self):174        result = self.runTest('test_expectedFailure')175        self.assertTrue(result.wasSuccessful())176        self.assertEqual(result.testsRun, 1)177        self.assertEqual(len(result.expectedFailures), 1)178        self._wasTimeout(result.expectedFailures[0][1])179    def test_errorPropagation(self):180        result = self.runTest('test_errorPropagation')181        self.assertFalse(result.wasSuccessful())182        self.assertEqual(result.testsRun, 1)183        self._wasTimeout(detests.TimeoutTests.timedOut)184    def test_classTimeout(self):185        loader = pyunit.TestLoader()186        suite = loader.loadTestsFromTestCase(detests.TestClassTimeoutAttribute)187        result = reporter.TestResult()188        suite.run(result)189        self.assertEqual(len(result.errors), 1)190        self._wasTimeout(result.errors[0][1])191    def test_callbackReturnsNonCallingDeferred(self):192        #hacky timeout193        # raises KeyboardInterrupt because Trial sucks194        from twisted.internet import reactor195        call = reactor.callLater(2, reactor.crash)196        result = self.runTest('test_calledButNeverCallback')197        if call.active():198            call.cancel()199        self.assertFalse(result.wasSuccessful())200        self._wasTimeout(result.errors[0][1])201# The test loader erroneously attempts to run this:...Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
You could also refer to video tutorials over LambdaTest YouTube channel to get step by step demonstration from industry experts.
Get 100 minutes of automation test minutes FREE!!
