test_case.py 文件源码

def testPickle(self):
        # Issue 10326

        # Can't use TestCase classes defined in Test class as
        # pickle does not work with inner classes
        test = unittest2.TestCase('run')
        for protocol in range(pickle.HIGHEST_PROTOCOL + 1):

            # blew up prior to fix
            pickled_test = pickle.dumps(test, protocol=protocol)
            unpickled_test = pickle.loads(pickled_test)
            self.assertEqual(test, unpickled_test)

            # exercise the TestCase instance in a way that will invoke
            # the type equality lookup mechanism
            unpickled_test.assertEqual(set(), set())