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			359 lines
		
	
	
	
		
			13 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			359 lines
		
	
	
	
		
			13 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| import sys
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| from cStringIO import StringIO
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| from test import test_support
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| 
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| import unittest
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| 
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| 
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| class Test_TestResult(unittest.TestCase):
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|     # Note: there are not separate tests for TestResult.wasSuccessful(),
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|     # TestResult.errors, TestResult.failures, TestResult.testsRun or
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|     # TestResult.shouldStop because these only have meaning in terms of
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|     # other TestResult methods.
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|     #
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|     # Accordingly, tests for the aforenamed attributes are incorporated
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|     # in with the tests for the defining methods.
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|     ################################################################
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| 
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|     def test_init(self):
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|         result = unittest.TestResult()
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| 
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|         self.assertTrue(result.wasSuccessful())
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|         self.assertEqual(len(result.errors), 0)
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|         self.assertEqual(len(result.failures), 0)
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|         self.assertEqual(result.testsRun, 0)
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|         self.assertEqual(result.shouldStop, False)
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| 
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|     # "This method can be called to signal that the set of tests being
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|     # run should be aborted by setting the TestResult's shouldStop
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|     # attribute to True."
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|     def test_stop(self):
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|         result = unittest.TestResult()
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| 
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|         result.stop()
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| 
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|         self.assertEqual(result.shouldStop, True)
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| 
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|     # "Called when the test case test is about to be run. The default
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|     # implementation simply increments the instance's testsRun counter."
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|     def test_startTest(self):
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|         class Foo(unittest.TestCase):
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|             def test_1(self):
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|                 pass
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| 
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|         test = Foo('test_1')
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| 
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|         result = unittest.TestResult()
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| 
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|         result.startTest(test)
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| 
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|         self.assertTrue(result.wasSuccessful())
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|         self.assertEqual(len(result.errors), 0)
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|         self.assertEqual(len(result.failures), 0)
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|         self.assertEqual(result.testsRun, 1)
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|         self.assertEqual(result.shouldStop, False)
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| 
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|         result.stopTest(test)
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| 
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|     # "Called after the test case test has been executed, regardless of
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|     # the outcome. The default implementation does nothing."
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|     def test_stopTest(self):
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|         class Foo(unittest.TestCase):
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|             def test_1(self):
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|                 pass
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| 
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|         test = Foo('test_1')
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| 
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|         result = unittest.TestResult()
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| 
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|         result.startTest(test)
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| 
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|         self.assertTrue(result.wasSuccessful())
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|         self.assertEqual(len(result.errors), 0)
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|         self.assertEqual(len(result.failures), 0)
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|         self.assertEqual(result.testsRun, 1)
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|         self.assertEqual(result.shouldStop, False)
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| 
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|         result.stopTest(test)
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| 
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|         # Same tests as above; make sure nothing has changed
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|         self.assertTrue(result.wasSuccessful())
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|         self.assertEqual(len(result.errors), 0)
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|         self.assertEqual(len(result.failures), 0)
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|         self.assertEqual(result.testsRun, 1)
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|         self.assertEqual(result.shouldStop, False)
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| 
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|     # "Called before and after tests are run. The default implementation does nothing."
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|     def test_startTestRun_stopTestRun(self):
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|         result = unittest.TestResult()
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|         result.startTestRun()
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|         result.stopTestRun()
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| 
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|     # "addSuccess(test)"
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|     # ...
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|     # "Called when the test case test succeeds"
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|     # ...
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|     # "wasSuccessful() - Returns True if all tests run so far have passed,
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|     # otherwise returns False"
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|     # ...
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|     # "testsRun - The total number of tests run so far."
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|     # ...
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|     # "errors - A list containing 2-tuples of TestCase instances and
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|     # formatted tracebacks. Each tuple represents a test which raised an
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|     # unexpected exception. Contains formatted
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|     # tracebacks instead of sys.exc_info() results."
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|     # ...
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|     # "failures - A list containing 2-tuples of TestCase instances and
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|     # formatted tracebacks. Each tuple represents a test where a failure was
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|     # explicitly signalled using the TestCase.fail*() or TestCase.assert*()
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|     # methods. Contains formatted tracebacks instead
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|     # of sys.exc_info() results."
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|     def test_addSuccess(self):
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|         class Foo(unittest.TestCase):
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|             def test_1(self):
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|                 pass
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| 
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|         test = Foo('test_1')
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| 
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|         result = unittest.TestResult()
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| 
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|         result.startTest(test)
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|         result.addSuccess(test)
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|         result.stopTest(test)
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| 
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|         self.assertTrue(result.wasSuccessful())
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|         self.assertEqual(len(result.errors), 0)
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|         self.assertEqual(len(result.failures), 0)
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|         self.assertEqual(result.testsRun, 1)
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|         self.assertEqual(result.shouldStop, False)
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| 
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|     # "addFailure(test, err)"
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|     # ...
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|     # "Called when the test case test signals a failure. err is a tuple of
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|     # the form returned by sys.exc_info(): (type, value, traceback)"
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|     # ...
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|     # "wasSuccessful() - Returns True if all tests run so far have passed,
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|     # otherwise returns False"
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|     # ...
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|     # "testsRun - The total number of tests run so far."
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|     # ...
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|     # "errors - A list containing 2-tuples of TestCase instances and
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|     # formatted tracebacks. Each tuple represents a test which raised an
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|     # unexpected exception. Contains formatted
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|     # tracebacks instead of sys.exc_info() results."
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|     # ...
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|     # "failures - A list containing 2-tuples of TestCase instances and
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|     # formatted tracebacks. Each tuple represents a test where a failure was
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|     # explicitly signalled using the TestCase.fail*() or TestCase.assert*()
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|     # methods. Contains formatted tracebacks instead
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|     # of sys.exc_info() results."
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|     def test_addFailure(self):
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|         class Foo(unittest.TestCase):
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|             def test_1(self):
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|                 pass
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| 
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|         test = Foo('test_1')
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|         try:
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|             test.fail("foo")
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|         except:
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|             exc_info_tuple = sys.exc_info()
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| 
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|         result = unittest.TestResult()
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| 
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|         result.startTest(test)
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|         result.addFailure(test, exc_info_tuple)
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|         result.stopTest(test)
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| 
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|         self.assertFalse(result.wasSuccessful())
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|         self.assertEqual(len(result.errors), 0)
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|         self.assertEqual(len(result.failures), 1)
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|         self.assertEqual(result.testsRun, 1)
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|         self.assertEqual(result.shouldStop, False)
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| 
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|         test_case, formatted_exc = result.failures[0]
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|         self.assertTrue(test_case is test)
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|         self.assertIsInstance(formatted_exc, str)
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| 
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|     # "addError(test, err)"
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|     # ...
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|     # "Called when the test case test raises an unexpected exception err
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|     # is a tuple of the form returned by sys.exc_info():
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|     # (type, value, traceback)"
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|     # ...
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|     # "wasSuccessful() - Returns True if all tests run so far have passed,
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|     # otherwise returns False"
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|     # ...
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|     # "testsRun - The total number of tests run so far."
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|     # ...
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|     # "errors - A list containing 2-tuples of TestCase instances and
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|     # formatted tracebacks. Each tuple represents a test which raised an
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|     # unexpected exception. Contains formatted
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|     # tracebacks instead of sys.exc_info() results."
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|     # ...
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|     # "failures - A list containing 2-tuples of TestCase instances and
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|     # formatted tracebacks. Each tuple represents a test where a failure was
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|     # explicitly signalled using the TestCase.fail*() or TestCase.assert*()
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|     # methods. Contains formatted tracebacks instead
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|     # of sys.exc_info() results."
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|     def test_addError(self):
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|         class Foo(unittest.TestCase):
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|             def test_1(self):
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|                 pass
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| 
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|         test = Foo('test_1')
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|         try:
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|             raise TypeError()
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|         except:
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|             exc_info_tuple = sys.exc_info()
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| 
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|         result = unittest.TestResult()
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| 
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|         result.startTest(test)
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|         result.addError(test, exc_info_tuple)
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|         result.stopTest(test)
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| 
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|         self.assertFalse(result.wasSuccessful())
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|         self.assertEqual(len(result.errors), 1)
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|         self.assertEqual(len(result.failures), 0)
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|         self.assertEqual(result.testsRun, 1)
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|         self.assertEqual(result.shouldStop, False)
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| 
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|         test_case, formatted_exc = result.errors[0]
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|         self.assertTrue(test_case is test)
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|         self.assertIsInstance(formatted_exc, str)
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| 
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|     def testGetDescriptionWithoutDocstring(self):
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|         result = unittest.TextTestResult(None, True, 1)
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|         self.assertEqual(
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|                 result.getDescription(self),
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|                 'testGetDescriptionWithoutDocstring (' + __name__ +
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|                 '.Test_TestResult)')
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| 
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|     @unittest.skipIf(sys.flags.optimize >= 2,
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|                      "Docstrings are omitted with -O2 and above")
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|     def testGetDescriptionWithOneLineDocstring(self):
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|         """Tests getDescription() for a method with a docstring."""
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|         result = unittest.TextTestResult(None, True, 1)
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|         self.assertEqual(
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|                 result.getDescription(self),
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|                ('testGetDescriptionWithOneLineDocstring '
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|                 '(' + __name__ + '.Test_TestResult)\n'
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|                 'Tests getDescription() for a method with a docstring.'))
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| 
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|     @unittest.skipIf(sys.flags.optimize >= 2,
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|                      "Docstrings are omitted with -O2 and above")
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|     def testGetDescriptionWithMultiLineDocstring(self):
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|         """Tests getDescription() for a method with a longer docstring.
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|         The second line of the docstring.
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|         """
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|         result = unittest.TextTestResult(None, True, 1)
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|         self.assertEqual(
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|                 result.getDescription(self),
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|                ('testGetDescriptionWithMultiLineDocstring '
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|                 '(' + __name__ + '.Test_TestResult)\n'
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|                 'Tests getDescription() for a method with a longer '
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|                 'docstring.'))
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| 
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|     def testStackFrameTrimming(self):
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|         class Frame(object):
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|             class tb_frame(object):
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|                 f_globals = {}
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|         result = unittest.TestResult()
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|         self.assertFalse(result._is_relevant_tb_level(Frame))
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| 
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|         Frame.tb_frame.f_globals['__unittest'] = True
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|         self.assertTrue(result._is_relevant_tb_level(Frame))
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| 
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|     def testFailFast(self):
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|         result = unittest.TestResult()
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|         result._exc_info_to_string = lambda *_: ''
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|         result.failfast = True
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|         result.addError(None, None)
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|         self.assertTrue(result.shouldStop)
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| 
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|         result = unittest.TestResult()
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|         result._exc_info_to_string = lambda *_: ''
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|         result.failfast = True
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|         result.addFailure(None, None)
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|         self.assertTrue(result.shouldStop)
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| 
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|         result = unittest.TestResult()
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|         result._exc_info_to_string = lambda *_: ''
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|         result.failfast = True
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|         result.addUnexpectedSuccess(None)
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|         self.assertTrue(result.shouldStop)
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| 
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|     def testFailFastSetByRunner(self):
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|         runner = unittest.TextTestRunner(stream=StringIO(), failfast=True)
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|         def test(result):
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|             self.assertTrue(result.failfast)
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|         runner.run(test)
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| 
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| 
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| classDict = dict(unittest.TestResult.__dict__)
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| for m in ('addSkip', 'addExpectedFailure', 'addUnexpectedSuccess',
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|            '__init__'):
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|     del classDict[m]
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| 
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| def __init__(self, stream=None, descriptions=None, verbosity=None):
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|     self.failures = []
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|     self.errors = []
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|     self.testsRun = 0
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|     self.shouldStop = False
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| classDict['__init__'] = __init__
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| OldResult = type('OldResult', (object,), classDict)
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| 
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| class Test_OldTestResult(unittest.TestCase):
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| 
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|     def assertOldResultWarning(self, test, failures):
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|         with test_support.check_warnings(("TestResult has no add.+ method,",
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|                                           RuntimeWarning)):
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|             result = OldResult()
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|             test.run(result)
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|             self.assertEqual(len(result.failures), failures)
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| 
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|     def testOldTestResult(self):
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|         class Test(unittest.TestCase):
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|             def testSkip(self):
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|                 self.skipTest('foobar')
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|             @unittest.expectedFailure
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|             def testExpectedFail(self):
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|                 raise TypeError
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|             @unittest.expectedFailure
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|             def testUnexpectedSuccess(self):
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|                 pass
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| 
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|         for test_name, should_pass in (('testSkip', True),
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|                                        ('testExpectedFail', True),
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|                                        ('testUnexpectedSuccess', False)):
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|             test = Test(test_name)
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|             self.assertOldResultWarning(test, int(not should_pass))
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| 
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|     def testOldTestTesultSetup(self):
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|         class Test(unittest.TestCase):
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|             def setUp(self):
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|                 self.skipTest('no reason')
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|             def testFoo(self):
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|                 pass
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|         self.assertOldResultWarning(Test('testFoo'), 0)
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| 
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|     def testOldTestResultClass(self):
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|         @unittest.skip('no reason')
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|         class Test(unittest.TestCase):
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|             def testFoo(self):
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|                 pass
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|         self.assertOldResultWarning(Test('testFoo'), 0)
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| 
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|     def testOldResultWithRunner(self):
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|         class Test(unittest.TestCase):
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|             def testFoo(self):
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|                 pass
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|         runner = unittest.TextTestRunner(resultclass=OldResult,
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|                                           stream=StringIO())
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|         # This will raise an exception if TextTestRunner can't handle old
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|         # test result objects
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|         runner.run(Test('testFoo'))
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| 
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| 
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| if __name__ == '__main__':
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|     unittest.main()
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