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https://github.com/python/cpython.git
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1843 lines
71 KiB
Python
1843 lines
71 KiB
Python
import contextlib
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import difflib
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import pprint
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import pickle
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import re
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import sys
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import logging
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import warnings
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import weakref
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import inspect
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from copy import deepcopy
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from test import support
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import unittest
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from unittest.test.support import (
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TestEquality, TestHashing, LoggingResult, LegacyLoggingResult,
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ResultWithNoStartTestRunStopTestRun
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)
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from test.support import captured_stderr
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log_foo = logging.getLogger('foo')
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log_foobar = logging.getLogger('foo.bar')
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log_quux = logging.getLogger('quux')
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class Test(object):
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"Keep these TestCase classes out of the main namespace"
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class Foo(unittest.TestCase):
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def runTest(self): pass
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def test1(self): pass
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class Bar(Foo):
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def test2(self): pass
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class LoggingTestCase(unittest.TestCase):
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"""A test case which logs its calls."""
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def __init__(self, events):
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super(Test.LoggingTestCase, self).__init__('test')
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self.events = events
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def setUp(self):
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self.events.append('setUp')
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def test(self):
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self.events.append('test')
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def tearDown(self):
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self.events.append('tearDown')
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class Test_TestCase(unittest.TestCase, TestEquality, TestHashing):
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### Set up attributes used by inherited tests
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################################################################
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# Used by TestHashing.test_hash and TestEquality.test_eq
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eq_pairs = [(Test.Foo('test1'), Test.Foo('test1'))]
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# Used by TestEquality.test_ne
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ne_pairs = [(Test.Foo('test1'), Test.Foo('runTest')),
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(Test.Foo('test1'), Test.Bar('test1')),
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(Test.Foo('test1'), Test.Bar('test2'))]
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################################################################
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### /Set up attributes used by inherited tests
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# "class TestCase([methodName])"
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# ...
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# "Each instance of TestCase will run a single test method: the
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# method named methodName."
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# ...
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# "methodName defaults to "runTest"."
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#
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# Make sure it really is optional, and that it defaults to the proper
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# thing.
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def test_init__no_test_name(self):
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class Test(unittest.TestCase):
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def runTest(self): raise MyException()
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def test(self): pass
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self.assertEqual(Test().id()[-13:], '.Test.runTest')
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# test that TestCase can be instantiated with no args
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# primarily for use at the interactive interpreter
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test = unittest.TestCase()
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test.assertEqual(3, 3)
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with test.assertRaises(test.failureException):
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test.assertEqual(3, 2)
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with self.assertRaises(AttributeError):
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test.run()
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# "class TestCase([methodName])"
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# ...
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# "Each instance of TestCase will run a single test method: the
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# method named methodName."
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def test_init__test_name__valid(self):
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class Test(unittest.TestCase):
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def runTest(self): raise MyException()
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def test(self): pass
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self.assertEqual(Test('test').id()[-10:], '.Test.test')
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# "class TestCase([methodName])"
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# ...
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# "Each instance of TestCase will run a single test method: the
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# method named methodName."
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def test_init__test_name__invalid(self):
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class Test(unittest.TestCase):
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def runTest(self): raise MyException()
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def test(self): pass
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try:
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Test('testfoo')
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except ValueError:
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pass
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else:
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self.fail("Failed to raise ValueError")
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# "Return the number of tests represented by the this test object. For
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# TestCase instances, this will always be 1"
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def test_countTestCases(self):
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class Foo(unittest.TestCase):
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def test(self): pass
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self.assertEqual(Foo('test').countTestCases(), 1)
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# "Return the default type of test result object to be used to run this
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# test. For TestCase instances, this will always be
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# unittest.TestResult; subclasses of TestCase should
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# override this as necessary."
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def test_defaultTestResult(self):
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class Foo(unittest.TestCase):
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def runTest(self):
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pass
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result = Foo().defaultTestResult()
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self.assertEqual(type(result), unittest.TestResult)
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# "When a setUp() method is defined, the test runner will run that method
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# prior to each test. Likewise, if a tearDown() method is defined, the
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# test runner will invoke that method after each test. In the example,
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# setUp() was used to create a fresh sequence for each test."
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#
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# Make sure the proper call order is maintained, even if setUp() raises
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# an exception.
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def test_run_call_order__error_in_setUp(self):
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events = []
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result = LoggingResult(events)
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class Foo(Test.LoggingTestCase):
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def setUp(self):
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super(Foo, self).setUp()
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raise RuntimeError('raised by Foo.setUp')
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Foo(events).run(result)
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expected = ['startTest', 'setUp', 'addError', 'stopTest']
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self.assertEqual(events, expected)
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# "With a temporary result stopTestRun is called when setUp errors.
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def test_run_call_order__error_in_setUp_default_result(self):
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events = []
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class Foo(Test.LoggingTestCase):
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def defaultTestResult(self):
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return LoggingResult(self.events)
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def setUp(self):
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super(Foo, self).setUp()
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raise RuntimeError('raised by Foo.setUp')
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Foo(events).run()
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expected = ['startTestRun', 'startTest', 'setUp', 'addError',
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'stopTest', 'stopTestRun']
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self.assertEqual(events, expected)
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# "When a setUp() method is defined, the test runner will run that method
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# prior to each test. Likewise, if a tearDown() method is defined, the
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# test runner will invoke that method after each test. In the example,
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# setUp() was used to create a fresh sequence for each test."
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#
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# Make sure the proper call order is maintained, even if the test raises
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# an error (as opposed to a failure).
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def test_run_call_order__error_in_test(self):
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events = []
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result = LoggingResult(events)
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class Foo(Test.LoggingTestCase):
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def test(self):
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super(Foo, self).test()
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raise RuntimeError('raised by Foo.test')
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expected = ['startTest', 'setUp', 'test', 'tearDown',
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'addError', 'stopTest']
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Foo(events).run(result)
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self.assertEqual(events, expected)
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# "With a default result, an error in the test still results in stopTestRun
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# being called."
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def test_run_call_order__error_in_test_default_result(self):
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events = []
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class Foo(Test.LoggingTestCase):
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def defaultTestResult(self):
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return LoggingResult(self.events)
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def test(self):
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super(Foo, self).test()
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raise RuntimeError('raised by Foo.test')
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expected = ['startTestRun', 'startTest', 'setUp', 'test',
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'tearDown', 'addError', 'stopTest', 'stopTestRun']
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Foo(events).run()
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self.assertEqual(events, expected)
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# "When a setUp() method is defined, the test runner will run that method
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# prior to each test. Likewise, if a tearDown() method is defined, the
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# test runner will invoke that method after each test. In the example,
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# setUp() was used to create a fresh sequence for each test."
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#
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# Make sure the proper call order is maintained, even if the test signals
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# a failure (as opposed to an error).
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def test_run_call_order__failure_in_test(self):
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events = []
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result = LoggingResult(events)
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class Foo(Test.LoggingTestCase):
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def test(self):
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super(Foo, self).test()
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self.fail('raised by Foo.test')
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expected = ['startTest', 'setUp', 'test', 'tearDown',
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'addFailure', 'stopTest']
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Foo(events).run(result)
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self.assertEqual(events, expected)
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# "When a test fails with a default result stopTestRun is still called."
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def test_run_call_order__failure_in_test_default_result(self):
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class Foo(Test.LoggingTestCase):
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def defaultTestResult(self):
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return LoggingResult(self.events)
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def test(self):
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super(Foo, self).test()
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self.fail('raised by Foo.test')
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expected = ['startTestRun', 'startTest', 'setUp', 'test',
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'tearDown', 'addFailure', 'stopTest', 'stopTestRun']
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events = []
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Foo(events).run()
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self.assertEqual(events, expected)
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# "When a setUp() method is defined, the test runner will run that method
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# prior to each test. Likewise, if a tearDown() method is defined, the
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# test runner will invoke that method after each test. In the example,
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# setUp() was used to create a fresh sequence for each test."
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#
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# Make sure the proper call order is maintained, even if tearDown() raises
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# an exception.
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def test_run_call_order__error_in_tearDown(self):
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events = []
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result = LoggingResult(events)
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class Foo(Test.LoggingTestCase):
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def tearDown(self):
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super(Foo, self).tearDown()
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raise RuntimeError('raised by Foo.tearDown')
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Foo(events).run(result)
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expected = ['startTest', 'setUp', 'test', 'tearDown', 'addError',
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'stopTest']
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self.assertEqual(events, expected)
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# "When tearDown errors with a default result stopTestRun is still called."
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def test_run_call_order__error_in_tearDown_default_result(self):
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class Foo(Test.LoggingTestCase):
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def defaultTestResult(self):
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return LoggingResult(self.events)
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def tearDown(self):
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super(Foo, self).tearDown()
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raise RuntimeError('raised by Foo.tearDown')
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events = []
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Foo(events).run()
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expected = ['startTestRun', 'startTest', 'setUp', 'test', 'tearDown',
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'addError', 'stopTest', 'stopTestRun']
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self.assertEqual(events, expected)
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# "TestCase.run() still works when the defaultTestResult is a TestResult
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# that does not support startTestRun and stopTestRun.
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def test_run_call_order_default_result(self):
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class Foo(unittest.TestCase):
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def defaultTestResult(self):
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return ResultWithNoStartTestRunStopTestRun()
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def test(self):
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pass
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Foo('test').run()
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def _check_call_order__subtests(self, result, events, expected_events):
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class Foo(Test.LoggingTestCase):
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def test(self):
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super(Foo, self).test()
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for i in [1, 2, 3]:
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with self.subTest(i=i):
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if i == 1:
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self.fail('failure')
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for j in [2, 3]:
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with self.subTest(j=j):
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if i * j == 6:
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raise RuntimeError('raised by Foo.test')
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1 / 0
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# Order is the following:
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# i=1 => subtest failure
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# i=2, j=2 => subtest success
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# i=2, j=3 => subtest error
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# i=3, j=2 => subtest error
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# i=3, j=3 => subtest success
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# toplevel => error
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Foo(events).run(result)
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self.assertEqual(events, expected_events)
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def test_run_call_order__subtests(self):
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events = []
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result = LoggingResult(events)
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expected = ['startTest', 'setUp', 'test', 'tearDown',
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'addSubTestFailure', 'addSubTestSuccess',
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'addSubTestFailure', 'addSubTestFailure',
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'addSubTestSuccess', 'addError', 'stopTest']
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self._check_call_order__subtests(result, events, expected)
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def test_run_call_order__subtests_legacy(self):
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# With a legacy result object (without an addSubTest method),
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# text execution stops after the first subtest failure.
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events = []
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result = LegacyLoggingResult(events)
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expected = ['startTest', 'setUp', 'test', 'tearDown',
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'addFailure', 'stopTest']
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self._check_call_order__subtests(result, events, expected)
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def _check_call_order__subtests_success(self, result, events, expected_events):
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class Foo(Test.LoggingTestCase):
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def test(self):
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super(Foo, self).test()
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for i in [1, 2]:
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with self.subTest(i=i):
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for j in [2, 3]:
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with self.subTest(j=j):
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pass
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Foo(events).run(result)
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self.assertEqual(events, expected_events)
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def test_run_call_order__subtests_success(self):
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events = []
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result = LoggingResult(events)
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# The 6 subtest successes are individually recorded, in addition
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# to the whole test success.
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expected = (['startTest', 'setUp', 'test', 'tearDown']
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+ 6 * ['addSubTestSuccess']
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+ ['addSuccess', 'stopTest'])
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self._check_call_order__subtests_success(result, events, expected)
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def test_run_call_order__subtests_success_legacy(self):
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# With a legacy result, only the whole test success is recorded.
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events = []
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result = LegacyLoggingResult(events)
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expected = ['startTest', 'setUp', 'test', 'tearDown',
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'addSuccess', 'stopTest']
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self._check_call_order__subtests_success(result, events, expected)
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def test_run_call_order__subtests_failfast(self):
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events = []
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result = LoggingResult(events)
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result.failfast = True
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class Foo(Test.LoggingTestCase):
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def test(self):
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super(Foo, self).test()
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with self.subTest(i=1):
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self.fail('failure')
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with self.subTest(i=2):
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self.fail('failure')
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self.fail('failure')
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expected = ['startTest', 'setUp', 'test', 'tearDown',
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'addSubTestFailure', 'stopTest']
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Foo(events).run(result)
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self.assertEqual(events, expected)
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def test_subtests_failfast(self):
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# Ensure proper test flow with subtests and failfast (issue #22894)
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events = []
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class Foo(unittest.TestCase):
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def test_a(self):
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with self.subTest():
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events.append('a1')
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events.append('a2')
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def test_b(self):
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with self.subTest():
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events.append('b1')
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with self.subTest():
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self.fail('failure')
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events.append('b2')
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def test_c(self):
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events.append('c')
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result = unittest.TestResult()
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result.failfast = True
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suite = unittest.makeSuite(Foo)
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suite.run(result)
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expected = ['a1', 'a2', 'b1']
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self.assertEqual(events, expected)
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def test_subtests_debug(self):
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# Test debug() with a test that uses subTest() (bpo-34900)
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events = []
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class Foo(unittest.TestCase):
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def test_a(self):
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events.append('test case')
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with self.subTest():
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events.append('subtest 1')
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Foo('test_a').debug()
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self.assertEqual(events, ['test case', 'subtest 1'])
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# "This class attribute gives the exception raised by the test() method.
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# If a test framework needs to use a specialized exception, possibly to
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# carry additional information, it must subclass this exception in
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# order to ``play fair'' with the framework. The initial value of this
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# attribute is AssertionError"
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def test_failureException__default(self):
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class Foo(unittest.TestCase):
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def test(self):
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pass
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self.assertIs(Foo('test').failureException, AssertionError)
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|
|
# "This class attribute gives the exception raised by the test() method.
|
|
# If a test framework needs to use a specialized exception, possibly to
|
|
# carry additional information, it must subclass this exception in
|
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# order to ``play fair'' with the framework."
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#
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# Make sure TestCase.run() respects the designated failureException
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def test_failureException__subclassing__explicit_raise(self):
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events = []
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result = LoggingResult(events)
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|
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class Foo(unittest.TestCase):
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def test(self):
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raise RuntimeError()
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failureException = RuntimeError
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self.assertIs(Foo('test').failureException, RuntimeError)
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|
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Foo('test').run(result)
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expected = ['startTest', 'addFailure', 'stopTest']
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self.assertEqual(events, expected)
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|
|
# "This class attribute gives the exception raised by the test() method.
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|
# If a test framework needs to use a specialized exception, possibly to
|
|
# carry additional information, it must subclass this exception in
|
|
# order to ``play fair'' with the framework."
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|
#
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# Make sure TestCase.run() respects the designated failureException
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|
def test_failureException__subclassing__implicit_raise(self):
|
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events = []
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result = LoggingResult(events)
|
|
|
|
class Foo(unittest.TestCase):
|
|
def test(self):
|
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self.fail("foo")
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failureException = RuntimeError
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|
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self.assertIs(Foo('test').failureException, RuntimeError)
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|
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Foo('test').run(result)
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expected = ['startTest', 'addFailure', 'stopTest']
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self.assertEqual(events, expected)
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|
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# "The default implementation does nothing."
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|
def test_setUp(self):
|
|
class Foo(unittest.TestCase):
|
|
def runTest(self):
|
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pass
|
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|
|
# ... and nothing should happen
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Foo().setUp()
|
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|
|
# "The default implementation does nothing."
|
|
def test_tearDown(self):
|
|
class Foo(unittest.TestCase):
|
|
def runTest(self):
|
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pass
|
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|
|
# ... and nothing should happen
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Foo().tearDown()
|
|
|
|
# "Return a string identifying the specific test case."
|
|
#
|
|
# Because of the vague nature of the docs, I'm not going to lock this
|
|
# test down too much. Really all that can be asserted is that the id()
|
|
# will be a string (either 8-byte or unicode -- again, because the docs
|
|
# just say "string")
|
|
def test_id(self):
|
|
class Foo(unittest.TestCase):
|
|
def runTest(self):
|
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pass
|
|
|
|
self.assertIsInstance(Foo().id(), str)
|
|
|
|
|
|
# "If result is omitted or None, a temporary result object is created,
|
|
# used, and is made available to the caller. As TestCase owns the
|
|
# temporary result startTestRun and stopTestRun are called.
|
|
|
|
def test_run__uses_defaultTestResult(self):
|
|
events = []
|
|
defaultResult = LoggingResult(events)
|
|
|
|
class Foo(unittest.TestCase):
|
|
def test(self):
|
|
events.append('test')
|
|
|
|
def defaultTestResult(self):
|
|
return defaultResult
|
|
|
|
# Make run() find a result object on its own
|
|
result = Foo('test').run()
|
|
|
|
self.assertIs(result, defaultResult)
|
|
expected = ['startTestRun', 'startTest', 'test', 'addSuccess',
|
|
'stopTest', 'stopTestRun']
|
|
self.assertEqual(events, expected)
|
|
|
|
|
|
# "The result object is returned to run's caller"
|
|
def test_run__returns_given_result(self):
|
|
|
|
class Foo(unittest.TestCase):
|
|
def test(self):
|
|
pass
|
|
|
|
result = unittest.TestResult()
|
|
|
|
retval = Foo('test').run(result)
|
|
self.assertIs(retval, result)
|
|
|
|
|
|
# "The same effect [as method run] may be had by simply calling the
|
|
# TestCase instance."
|
|
def test_call__invoking_an_instance_delegates_to_run(self):
|
|
resultIn = unittest.TestResult()
|
|
resultOut = unittest.TestResult()
|
|
|
|
class Foo(unittest.TestCase):
|
|
def test(self):
|
|
pass
|
|
|
|
def run(self, result):
|
|
self.assertIs(result, resultIn)
|
|
return resultOut
|
|
|
|
retval = Foo('test')(resultIn)
|
|
|
|
self.assertIs(retval, resultOut)
|
|
|
|
|
|
def testShortDescriptionWithoutDocstring(self):
|
|
self.assertIsNone(self.shortDescription())
|
|
|
|
@unittest.skipIf(sys.flags.optimize >= 2,
|
|
"Docstrings are omitted with -O2 and above")
|
|
def testShortDescriptionWithOneLineDocstring(self):
|
|
"""Tests shortDescription() for a method with a docstring."""
|
|
self.assertEqual(
|
|
self.shortDescription(),
|
|
'Tests shortDescription() for a method with a docstring.')
|
|
|
|
@unittest.skipIf(sys.flags.optimize >= 2,
|
|
"Docstrings are omitted with -O2 and above")
|
|
def testShortDescriptionWithMultiLineDocstring(self):
|
|
"""Tests shortDescription() for a method with a longer docstring.
|
|
|
|
This method ensures that only the first line of a docstring is
|
|
returned used in the short description, no matter how long the
|
|
whole thing is.
|
|
"""
|
|
self.assertEqual(
|
|
self.shortDescription(),
|
|
'Tests shortDescription() for a method with a longer '
|
|
'docstring.')
|
|
|
|
def testAddTypeEqualityFunc(self):
|
|
class SadSnake(object):
|
|
"""Dummy class for test_addTypeEqualityFunc."""
|
|
s1, s2 = SadSnake(), SadSnake()
|
|
self.assertFalse(s1 == s2)
|
|
def AllSnakesCreatedEqual(a, b, msg=None):
|
|
return type(a) == type(b) == SadSnake
|
|
self.addTypeEqualityFunc(SadSnake, AllSnakesCreatedEqual)
|
|
self.assertEqual(s1, s2)
|
|
# No this doesn't clean up and remove the SadSnake equality func
|
|
# from this TestCase instance but since its a local nothing else
|
|
# will ever notice that.
|
|
|
|
def testAssertIs(self):
|
|
thing = object()
|
|
self.assertIs(thing, thing)
|
|
self.assertRaises(self.failureException, self.assertIs, thing, object())
|
|
|
|
def testAssertIsNot(self):
|
|
thing = object()
|
|
self.assertIsNot(thing, object())
|
|
self.assertRaises(self.failureException, self.assertIsNot, thing, thing)
|
|
|
|
def testAssertIsInstance(self):
|
|
thing = []
|
|
self.assertIsInstance(thing, list)
|
|
self.assertRaises(self.failureException, self.assertIsInstance,
|
|
thing, dict)
|
|
|
|
def testAssertNotIsInstance(self):
|
|
thing = []
|
|
self.assertNotIsInstance(thing, dict)
|
|
self.assertRaises(self.failureException, self.assertNotIsInstance,
|
|
thing, list)
|
|
|
|
def testAssertIn(self):
|
|
animals = {'monkey': 'banana', 'cow': 'grass', 'seal': 'fish'}
|
|
|
|
self.assertIn('a', 'abc')
|
|
self.assertIn(2, [1, 2, 3])
|
|
self.assertIn('monkey', animals)
|
|
|
|
self.assertNotIn('d', 'abc')
|
|
self.assertNotIn(0, [1, 2, 3])
|
|
self.assertNotIn('otter', animals)
|
|
|
|
self.assertRaises(self.failureException, self.assertIn, 'x', 'abc')
|
|
self.assertRaises(self.failureException, self.assertIn, 4, [1, 2, 3])
|
|
self.assertRaises(self.failureException, self.assertIn, 'elephant',
|
|
animals)
|
|
|
|
self.assertRaises(self.failureException, self.assertNotIn, 'c', 'abc')
|
|
self.assertRaises(self.failureException, self.assertNotIn, 1, [1, 2, 3])
|
|
self.assertRaises(self.failureException, self.assertNotIn, 'cow',
|
|
animals)
|
|
|
|
def testAssertDictContainsSubset(self):
|
|
with warnings.catch_warnings():
|
|
warnings.simplefilter("ignore", DeprecationWarning)
|
|
|
|
self.assertDictContainsSubset({}, {})
|
|
self.assertDictContainsSubset({}, {'a': 1})
|
|
self.assertDictContainsSubset({'a': 1}, {'a': 1})
|
|
self.assertDictContainsSubset({'a': 1}, {'a': 1, 'b': 2})
|
|
self.assertDictContainsSubset({'a': 1, 'b': 2}, {'a': 1, 'b': 2})
|
|
|
|
with self.assertRaises(self.failureException):
|
|
self.assertDictContainsSubset({1: "one"}, {})
|
|
|
|
with self.assertRaises(self.failureException):
|
|
self.assertDictContainsSubset({'a': 2}, {'a': 1})
|
|
|
|
with self.assertRaises(self.failureException):
|
|
self.assertDictContainsSubset({'c': 1}, {'a': 1})
|
|
|
|
with self.assertRaises(self.failureException):
|
|
self.assertDictContainsSubset({'a': 1, 'c': 1}, {'a': 1})
|
|
|
|
with self.assertRaises(self.failureException):
|
|
self.assertDictContainsSubset({'a': 1, 'c': 1}, {'a': 1})
|
|
|
|
one = ''.join(chr(i) for i in range(255))
|
|
# this used to cause a UnicodeDecodeError constructing the failure msg
|
|
with self.assertRaises(self.failureException):
|
|
self.assertDictContainsSubset({'foo': one}, {'foo': '\uFFFD'})
|
|
|
|
def testAssertEqual(self):
|
|
equal_pairs = [
|
|
((), ()),
|
|
({}, {}),
|
|
([], []),
|
|
(set(), set()),
|
|
(frozenset(), frozenset())]
|
|
for a, b in equal_pairs:
|
|
# This mess of try excepts is to test the assertEqual behavior
|
|
# itself.
|
|
try:
|
|
self.assertEqual(a, b)
|
|
except self.failureException:
|
|
self.fail('assertEqual(%r, %r) failed' % (a, b))
|
|
try:
|
|
self.assertEqual(a, b, msg='foo')
|
|
except self.failureException:
|
|
self.fail('assertEqual(%r, %r) with msg= failed' % (a, b))
|
|
try:
|
|
self.assertEqual(a, b, 'foo')
|
|
except self.failureException:
|
|
self.fail('assertEqual(%r, %r) with third parameter failed' %
|
|
(a, b))
|
|
|
|
unequal_pairs = [
|
|
((), []),
|
|
({}, set()),
|
|
(set([4,1]), frozenset([4,2])),
|
|
(frozenset([4,5]), set([2,3])),
|
|
(set([3,4]), set([5,4]))]
|
|
for a, b in unequal_pairs:
|
|
self.assertRaises(self.failureException, self.assertEqual, a, b)
|
|
self.assertRaises(self.failureException, self.assertEqual, a, b,
|
|
'foo')
|
|
self.assertRaises(self.failureException, self.assertEqual, a, b,
|
|
msg='foo')
|
|
|
|
def testEquality(self):
|
|
self.assertListEqual([], [])
|
|
self.assertTupleEqual((), ())
|
|
self.assertSequenceEqual([], ())
|
|
|
|
a = [0, 'a', []]
|
|
b = []
|
|
self.assertRaises(unittest.TestCase.failureException,
|
|
self.assertListEqual, a, b)
|
|
self.assertRaises(unittest.TestCase.failureException,
|
|
self.assertListEqual, tuple(a), tuple(b))
|
|
self.assertRaises(unittest.TestCase.failureException,
|
|
self.assertSequenceEqual, a, tuple(b))
|
|
|
|
b.extend(a)
|
|
self.assertListEqual(a, b)
|
|
self.assertTupleEqual(tuple(a), tuple(b))
|
|
self.assertSequenceEqual(a, tuple(b))
|
|
self.assertSequenceEqual(tuple(a), b)
|
|
|
|
self.assertRaises(self.failureException, self.assertListEqual,
|
|
a, tuple(b))
|
|
self.assertRaises(self.failureException, self.assertTupleEqual,
|
|
tuple(a), b)
|
|
self.assertRaises(self.failureException, self.assertListEqual, None, b)
|
|
self.assertRaises(self.failureException, self.assertTupleEqual, None,
|
|
tuple(b))
|
|
self.assertRaises(self.failureException, self.assertSequenceEqual,
|
|
None, tuple(b))
|
|
self.assertRaises(self.failureException, self.assertListEqual, 1, 1)
|
|
self.assertRaises(self.failureException, self.assertTupleEqual, 1, 1)
|
|
self.assertRaises(self.failureException, self.assertSequenceEqual,
|
|
1, 1)
|
|
|
|
self.assertDictEqual({}, {})
|
|
|
|
c = { 'x': 1 }
|
|
d = {}
|
|
self.assertRaises(unittest.TestCase.failureException,
|
|
self.assertDictEqual, c, d)
|
|
|
|
d.update(c)
|
|
self.assertDictEqual(c, d)
|
|
|
|
d['x'] = 0
|
|
self.assertRaises(unittest.TestCase.failureException,
|
|
self.assertDictEqual, c, d, 'These are unequal')
|
|
|
|
self.assertRaises(self.failureException, self.assertDictEqual, None, d)
|
|
self.assertRaises(self.failureException, self.assertDictEqual, [], d)
|
|
self.assertRaises(self.failureException, self.assertDictEqual, 1, 1)
|
|
|
|
def testAssertSequenceEqualMaxDiff(self):
|
|
self.assertEqual(self.maxDiff, 80*8)
|
|
seq1 = 'a' + 'x' * 80**2
|
|
seq2 = 'b' + 'x' * 80**2
|
|
diff = '\n'.join(difflib.ndiff(pprint.pformat(seq1).splitlines(),
|
|
pprint.pformat(seq2).splitlines()))
|
|
# the +1 is the leading \n added by assertSequenceEqual
|
|
omitted = unittest.case.DIFF_OMITTED % (len(diff) + 1,)
|
|
|
|
self.maxDiff = len(diff)//2
|
|
try:
|
|
|
|
self.assertSequenceEqual(seq1, seq2)
|
|
except self.failureException as e:
|
|
msg = e.args[0]
|
|
else:
|
|
self.fail('assertSequenceEqual did not fail.')
|
|
self.assertLess(len(msg), len(diff))
|
|
self.assertIn(omitted, msg)
|
|
|
|
self.maxDiff = len(diff) * 2
|
|
try:
|
|
self.assertSequenceEqual(seq1, seq2)
|
|
except self.failureException as e:
|
|
msg = e.args[0]
|
|
else:
|
|
self.fail('assertSequenceEqual did not fail.')
|
|
self.assertGreater(len(msg), len(diff))
|
|
self.assertNotIn(omitted, msg)
|
|
|
|
self.maxDiff = None
|
|
try:
|
|
self.assertSequenceEqual(seq1, seq2)
|
|
except self.failureException as e:
|
|
msg = e.args[0]
|
|
else:
|
|
self.fail('assertSequenceEqual did not fail.')
|
|
self.assertGreater(len(msg), len(diff))
|
|
self.assertNotIn(omitted, msg)
|
|
|
|
def testTruncateMessage(self):
|
|
self.maxDiff = 1
|
|
message = self._truncateMessage('foo', 'bar')
|
|
omitted = unittest.case.DIFF_OMITTED % len('bar')
|
|
self.assertEqual(message, 'foo' + omitted)
|
|
|
|
self.maxDiff = None
|
|
message = self._truncateMessage('foo', 'bar')
|
|
self.assertEqual(message, 'foobar')
|
|
|
|
self.maxDiff = 4
|
|
message = self._truncateMessage('foo', 'bar')
|
|
self.assertEqual(message, 'foobar')
|
|
|
|
def testAssertDictEqualTruncates(self):
|
|
test = unittest.TestCase('assertEqual')
|
|
def truncate(msg, diff):
|
|
return 'foo'
|
|
test._truncateMessage = truncate
|
|
try:
|
|
test.assertDictEqual({}, {1: 0})
|
|
except self.failureException as e:
|
|
self.assertEqual(str(e), 'foo')
|
|
else:
|
|
self.fail('assertDictEqual did not fail')
|
|
|
|
def testAssertMultiLineEqualTruncates(self):
|
|
test = unittest.TestCase('assertEqual')
|
|
def truncate(msg, diff):
|
|
return 'foo'
|
|
test._truncateMessage = truncate
|
|
try:
|
|
test.assertMultiLineEqual('foo', 'bar')
|
|
except self.failureException as e:
|
|
self.assertEqual(str(e), 'foo')
|
|
else:
|
|
self.fail('assertMultiLineEqual did not fail')
|
|
|
|
def testAssertEqual_diffThreshold(self):
|
|
# check threshold value
|
|
self.assertEqual(self._diffThreshold, 2**16)
|
|
# disable madDiff to get diff markers
|
|
self.maxDiff = None
|
|
|
|
# set a lower threshold value and add a cleanup to restore it
|
|
old_threshold = self._diffThreshold
|
|
self._diffThreshold = 2**5
|
|
self.addCleanup(lambda: setattr(self, '_diffThreshold', old_threshold))
|
|
|
|
# under the threshold: diff marker (^) in error message
|
|
s = 'x' * (2**4)
|
|
with self.assertRaises(self.failureException) as cm:
|
|
self.assertEqual(s + 'a', s + 'b')
|
|
self.assertIn('^', str(cm.exception))
|
|
self.assertEqual(s + 'a', s + 'a')
|
|
|
|
# over the threshold: diff not used and marker (^) not in error message
|
|
s = 'x' * (2**6)
|
|
# if the path that uses difflib is taken, _truncateMessage will be
|
|
# called -- replace it with explodingTruncation to verify that this
|
|
# doesn't happen
|
|
def explodingTruncation(message, diff):
|
|
raise SystemError('this should not be raised')
|
|
old_truncate = self._truncateMessage
|
|
self._truncateMessage = explodingTruncation
|
|
self.addCleanup(lambda: setattr(self, '_truncateMessage', old_truncate))
|
|
|
|
s1, s2 = s + 'a', s + 'b'
|
|
with self.assertRaises(self.failureException) as cm:
|
|
self.assertEqual(s1, s2)
|
|
self.assertNotIn('^', str(cm.exception))
|
|
self.assertEqual(str(cm.exception), '%r != %r' % (s1, s2))
|
|
self.assertEqual(s + 'a', s + 'a')
|
|
|
|
def testAssertEqual_shorten(self):
|
|
# set a lower threshold value and add a cleanup to restore it
|
|
old_threshold = self._diffThreshold
|
|
self._diffThreshold = 0
|
|
self.addCleanup(lambda: setattr(self, '_diffThreshold', old_threshold))
|
|
|
|
s = 'x' * 100
|
|
s1, s2 = s + 'a', s + 'b'
|
|
with self.assertRaises(self.failureException) as cm:
|
|
self.assertEqual(s1, s2)
|
|
c = 'xxxx[35 chars]' + 'x' * 61
|
|
self.assertEqual(str(cm.exception), "'%sa' != '%sb'" % (c, c))
|
|
self.assertEqual(s + 'a', s + 'a')
|
|
|
|
p = 'y' * 50
|
|
s1, s2 = s + 'a' + p, s + 'b' + p
|
|
with self.assertRaises(self.failureException) as cm:
|
|
self.assertEqual(s1, s2)
|
|
c = 'xxxx[85 chars]xxxxxxxxxxx'
|
|
self.assertEqual(str(cm.exception), "'%sa%s' != '%sb%s'" % (c, p, c, p))
|
|
|
|
p = 'y' * 100
|
|
s1, s2 = s + 'a' + p, s + 'b' + p
|
|
with self.assertRaises(self.failureException) as cm:
|
|
self.assertEqual(s1, s2)
|
|
c = 'xxxx[91 chars]xxxxx'
|
|
d = 'y' * 40 + '[56 chars]yyyy'
|
|
self.assertEqual(str(cm.exception), "'%sa%s' != '%sb%s'" % (c, d, c, d))
|
|
|
|
def testAssertCountEqual(self):
|
|
a = object()
|
|
self.assertCountEqual([1, 2, 3], [3, 2, 1])
|
|
self.assertCountEqual(['foo', 'bar', 'baz'], ['bar', 'baz', 'foo'])
|
|
self.assertCountEqual([a, a, 2, 2, 3], (a, 2, 3, a, 2))
|
|
self.assertCountEqual([1, "2", "a", "a"], ["a", "2", True, "a"])
|
|
self.assertRaises(self.failureException, self.assertCountEqual,
|
|
[1, 2] + [3] * 100, [1] * 100 + [2, 3])
|
|
self.assertRaises(self.failureException, self.assertCountEqual,
|
|
[1, "2", "a", "a"], ["a", "2", True, 1])
|
|
self.assertRaises(self.failureException, self.assertCountEqual,
|
|
[10], [10, 11])
|
|
self.assertRaises(self.failureException, self.assertCountEqual,
|
|
[10, 11], [10])
|
|
self.assertRaises(self.failureException, self.assertCountEqual,
|
|
[10, 11, 10], [10, 11])
|
|
|
|
# Test that sequences of unhashable objects can be tested for sameness:
|
|
self.assertCountEqual([[1, 2], [3, 4], 0], [False, [3, 4], [1, 2]])
|
|
# Test that iterator of unhashable objects can be tested for sameness:
|
|
self.assertCountEqual(iter([1, 2, [], 3, 4]),
|
|
iter([1, 2, [], 3, 4]))
|
|
|
|
# hashable types, but not orderable
|
|
self.assertRaises(self.failureException, self.assertCountEqual,
|
|
[], [divmod, 'x', 1, 5j, 2j, frozenset()])
|
|
# comparing dicts
|
|
self.assertCountEqual([{'a': 1}, {'b': 2}], [{'b': 2}, {'a': 1}])
|
|
# comparing heterogeneous non-hashable sequences
|
|
self.assertCountEqual([1, 'x', divmod, []], [divmod, [], 'x', 1])
|
|
self.assertRaises(self.failureException, self.assertCountEqual,
|
|
[], [divmod, [], 'x', 1, 5j, 2j, set()])
|
|
self.assertRaises(self.failureException, self.assertCountEqual,
|
|
[[1]], [[2]])
|
|
|
|
# Same elements, but not same sequence length
|
|
self.assertRaises(self.failureException, self.assertCountEqual,
|
|
[1, 1, 2], [2, 1])
|
|
self.assertRaises(self.failureException, self.assertCountEqual,
|
|
[1, 1, "2", "a", "a"], ["2", "2", True, "a"])
|
|
self.assertRaises(self.failureException, self.assertCountEqual,
|
|
[1, {'b': 2}, None, True], [{'b': 2}, True, None])
|
|
|
|
# Same elements which don't reliably compare, in
|
|
# different order, see issue 10242
|
|
a = [{2,4}, {1,2}]
|
|
b = a[::-1]
|
|
self.assertCountEqual(a, b)
|
|
|
|
# test utility functions supporting assertCountEqual()
|
|
|
|
diffs = set(unittest.util._count_diff_all_purpose('aaabccd', 'abbbcce'))
|
|
expected = {(3,1,'a'), (1,3,'b'), (1,0,'d'), (0,1,'e')}
|
|
self.assertEqual(diffs, expected)
|
|
|
|
diffs = unittest.util._count_diff_all_purpose([[]], [])
|
|
self.assertEqual(diffs, [(1, 0, [])])
|
|
|
|
diffs = set(unittest.util._count_diff_hashable('aaabccd', 'abbbcce'))
|
|
expected = {(3,1,'a'), (1,3,'b'), (1,0,'d'), (0,1,'e')}
|
|
self.assertEqual(diffs, expected)
|
|
|
|
def testAssertSetEqual(self):
|
|
set1 = set()
|
|
set2 = set()
|
|
self.assertSetEqual(set1, set2)
|
|
|
|
self.assertRaises(self.failureException, self.assertSetEqual, None, set2)
|
|
self.assertRaises(self.failureException, self.assertSetEqual, [], set2)
|
|
self.assertRaises(self.failureException, self.assertSetEqual, set1, None)
|
|
self.assertRaises(self.failureException, self.assertSetEqual, set1, [])
|
|
|
|
set1 = set(['a'])
|
|
set2 = set()
|
|
self.assertRaises(self.failureException, self.assertSetEqual, set1, set2)
|
|
|
|
set1 = set(['a'])
|
|
set2 = set(['a'])
|
|
self.assertSetEqual(set1, set2)
|
|
|
|
set1 = set(['a'])
|
|
set2 = set(['a', 'b'])
|
|
self.assertRaises(self.failureException, self.assertSetEqual, set1, set2)
|
|
|
|
set1 = set(['a'])
|
|
set2 = frozenset(['a', 'b'])
|
|
self.assertRaises(self.failureException, self.assertSetEqual, set1, set2)
|
|
|
|
set1 = set(['a', 'b'])
|
|
set2 = frozenset(['a', 'b'])
|
|
self.assertSetEqual(set1, set2)
|
|
|
|
set1 = set()
|
|
set2 = "foo"
|
|
self.assertRaises(self.failureException, self.assertSetEqual, set1, set2)
|
|
self.assertRaises(self.failureException, self.assertSetEqual, set2, set1)
|
|
|
|
# make sure any string formatting is tuple-safe
|
|
set1 = set([(0, 1), (2, 3)])
|
|
set2 = set([(4, 5)])
|
|
self.assertRaises(self.failureException, self.assertSetEqual, set1, set2)
|
|
|
|
def testInequality(self):
|
|
# Try ints
|
|
self.assertGreater(2, 1)
|
|
self.assertGreaterEqual(2, 1)
|
|
self.assertGreaterEqual(1, 1)
|
|
self.assertLess(1, 2)
|
|
self.assertLessEqual(1, 2)
|
|
self.assertLessEqual(1, 1)
|
|
self.assertRaises(self.failureException, self.assertGreater, 1, 2)
|
|
self.assertRaises(self.failureException, self.assertGreater, 1, 1)
|
|
self.assertRaises(self.failureException, self.assertGreaterEqual, 1, 2)
|
|
self.assertRaises(self.failureException, self.assertLess, 2, 1)
|
|
self.assertRaises(self.failureException, self.assertLess, 1, 1)
|
|
self.assertRaises(self.failureException, self.assertLessEqual, 2, 1)
|
|
|
|
# Try Floats
|
|
self.assertGreater(1.1, 1.0)
|
|
self.assertGreaterEqual(1.1, 1.0)
|
|
self.assertGreaterEqual(1.0, 1.0)
|
|
self.assertLess(1.0, 1.1)
|
|
self.assertLessEqual(1.0, 1.1)
|
|
self.assertLessEqual(1.0, 1.0)
|
|
self.assertRaises(self.failureException, self.assertGreater, 1.0, 1.1)
|
|
self.assertRaises(self.failureException, self.assertGreater, 1.0, 1.0)
|
|
self.assertRaises(self.failureException, self.assertGreaterEqual, 1.0, 1.1)
|
|
self.assertRaises(self.failureException, self.assertLess, 1.1, 1.0)
|
|
self.assertRaises(self.failureException, self.assertLess, 1.0, 1.0)
|
|
self.assertRaises(self.failureException, self.assertLessEqual, 1.1, 1.0)
|
|
|
|
# Try Strings
|
|
self.assertGreater('bug', 'ant')
|
|
self.assertGreaterEqual('bug', 'ant')
|
|
self.assertGreaterEqual('ant', 'ant')
|
|
self.assertLess('ant', 'bug')
|
|
self.assertLessEqual('ant', 'bug')
|
|
self.assertLessEqual('ant', 'ant')
|
|
self.assertRaises(self.failureException, self.assertGreater, 'ant', 'bug')
|
|
self.assertRaises(self.failureException, self.assertGreater, 'ant', 'ant')
|
|
self.assertRaises(self.failureException, self.assertGreaterEqual, 'ant', 'bug')
|
|
self.assertRaises(self.failureException, self.assertLess, 'bug', 'ant')
|
|
self.assertRaises(self.failureException, self.assertLess, 'ant', 'ant')
|
|
self.assertRaises(self.failureException, self.assertLessEqual, 'bug', 'ant')
|
|
|
|
# Try bytes
|
|
self.assertGreater(b'bug', b'ant')
|
|
self.assertGreaterEqual(b'bug', b'ant')
|
|
self.assertGreaterEqual(b'ant', b'ant')
|
|
self.assertLess(b'ant', b'bug')
|
|
self.assertLessEqual(b'ant', b'bug')
|
|
self.assertLessEqual(b'ant', b'ant')
|
|
self.assertRaises(self.failureException, self.assertGreater, b'ant', b'bug')
|
|
self.assertRaises(self.failureException, self.assertGreater, b'ant', b'ant')
|
|
self.assertRaises(self.failureException, self.assertGreaterEqual, b'ant',
|
|
b'bug')
|
|
self.assertRaises(self.failureException, self.assertLess, b'bug', b'ant')
|
|
self.assertRaises(self.failureException, self.assertLess, b'ant', b'ant')
|
|
self.assertRaises(self.failureException, self.assertLessEqual, b'bug', b'ant')
|
|
|
|
def testAssertMultiLineEqual(self):
|
|
sample_text = """\
|
|
http://www.python.org/doc/2.3/lib/module-unittest.html
|
|
test case
|
|
A test case is the smallest unit of testing. [...]
|
|
"""
|
|
revised_sample_text = """\
|
|
http://www.python.org/doc/2.4.1/lib/module-unittest.html
|
|
test case
|
|
A test case is the smallest unit of testing. [...] You may provide your
|
|
own implementation that does not subclass from TestCase, of course.
|
|
"""
|
|
sample_text_error = """\
|
|
- http://www.python.org/doc/2.3/lib/module-unittest.html
|
|
? ^
|
|
+ http://www.python.org/doc/2.4.1/lib/module-unittest.html
|
|
? ^^^
|
|
test case
|
|
- A test case is the smallest unit of testing. [...]
|
|
+ A test case is the smallest unit of testing. [...] You may provide your
|
|
? +++++++++++++++++++++
|
|
+ own implementation that does not subclass from TestCase, of course.
|
|
"""
|
|
self.maxDiff = None
|
|
try:
|
|
self.assertMultiLineEqual(sample_text, revised_sample_text)
|
|
except self.failureException as e:
|
|
# need to remove the first line of the error message
|
|
error = str(e).split('\n', 1)[1]
|
|
self.assertEqual(sample_text_error, error)
|
|
|
|
def testAssertEqualSingleLine(self):
|
|
sample_text = "laden swallows fly slowly"
|
|
revised_sample_text = "unladen swallows fly quickly"
|
|
sample_text_error = """\
|
|
- laden swallows fly slowly
|
|
? ^^^^
|
|
+ unladen swallows fly quickly
|
|
? ++ ^^^^^
|
|
"""
|
|
try:
|
|
self.assertEqual(sample_text, revised_sample_text)
|
|
except self.failureException as e:
|
|
# need to remove the first line of the error message
|
|
error = str(e).split('\n', 1)[1]
|
|
self.assertEqual(sample_text_error, error)
|
|
|
|
def testEqualityBytesWarning(self):
|
|
if sys.flags.bytes_warning:
|
|
def bytes_warning():
|
|
return self.assertWarnsRegex(BytesWarning,
|
|
'Comparison between bytes and string')
|
|
else:
|
|
def bytes_warning():
|
|
return contextlib.ExitStack()
|
|
|
|
with bytes_warning(), self.assertRaises(self.failureException):
|
|
self.assertEqual('a', b'a')
|
|
with bytes_warning():
|
|
self.assertNotEqual('a', b'a')
|
|
|
|
a = [0, 'a']
|
|
b = [0, b'a']
|
|
with bytes_warning(), self.assertRaises(self.failureException):
|
|
self.assertListEqual(a, b)
|
|
with bytes_warning(), self.assertRaises(self.failureException):
|
|
self.assertTupleEqual(tuple(a), tuple(b))
|
|
with bytes_warning(), self.assertRaises(self.failureException):
|
|
self.assertSequenceEqual(a, tuple(b))
|
|
with bytes_warning(), self.assertRaises(self.failureException):
|
|
self.assertSequenceEqual(tuple(a), b)
|
|
with bytes_warning(), self.assertRaises(self.failureException):
|
|
self.assertSequenceEqual('a', b'a')
|
|
with bytes_warning(), self.assertRaises(self.failureException):
|
|
self.assertSetEqual(set(a), set(b))
|
|
|
|
with self.assertRaises(self.failureException):
|
|
self.assertListEqual(a, tuple(b))
|
|
with self.assertRaises(self.failureException):
|
|
self.assertTupleEqual(tuple(a), b)
|
|
|
|
a = [0, b'a']
|
|
b = [0]
|
|
with self.assertRaises(self.failureException):
|
|
self.assertListEqual(a, b)
|
|
with self.assertRaises(self.failureException):
|
|
self.assertTupleEqual(tuple(a), tuple(b))
|
|
with self.assertRaises(self.failureException):
|
|
self.assertSequenceEqual(a, tuple(b))
|
|
with self.assertRaises(self.failureException):
|
|
self.assertSequenceEqual(tuple(a), b)
|
|
with self.assertRaises(self.failureException):
|
|
self.assertSetEqual(set(a), set(b))
|
|
|
|
a = [0]
|
|
b = [0, b'a']
|
|
with self.assertRaises(self.failureException):
|
|
self.assertListEqual(a, b)
|
|
with self.assertRaises(self.failureException):
|
|
self.assertTupleEqual(tuple(a), tuple(b))
|
|
with self.assertRaises(self.failureException):
|
|
self.assertSequenceEqual(a, tuple(b))
|
|
with self.assertRaises(self.failureException):
|
|
self.assertSequenceEqual(tuple(a), b)
|
|
with self.assertRaises(self.failureException):
|
|
self.assertSetEqual(set(a), set(b))
|
|
|
|
with bytes_warning(), self.assertRaises(self.failureException):
|
|
self.assertDictEqual({'a': 0}, {b'a': 0})
|
|
with self.assertRaises(self.failureException):
|
|
self.assertDictEqual({}, {b'a': 0})
|
|
with self.assertRaises(self.failureException):
|
|
self.assertDictEqual({b'a': 0}, {})
|
|
|
|
with self.assertRaises(self.failureException):
|
|
self.assertCountEqual([b'a', b'a'], [b'a', b'a', b'a'])
|
|
with bytes_warning():
|
|
self.assertCountEqual(['a', b'a'], ['a', b'a'])
|
|
with bytes_warning(), self.assertRaises(self.failureException):
|
|
self.assertCountEqual(['a', 'a'], [b'a', b'a'])
|
|
with bytes_warning(), self.assertRaises(self.failureException):
|
|
self.assertCountEqual(['a', 'a', []], [b'a', b'a', []])
|
|
|
|
def testAssertIsNone(self):
|
|
self.assertIsNone(None)
|
|
self.assertRaises(self.failureException, self.assertIsNone, False)
|
|
self.assertIsNotNone('DjZoPloGears on Rails')
|
|
self.assertRaises(self.failureException, self.assertIsNotNone, None)
|
|
|
|
def testAssertRegex(self):
|
|
self.assertRegex('asdfabasdf', r'ab+')
|
|
self.assertRaises(self.failureException, self.assertRegex,
|
|
'saaas', r'aaaa')
|
|
|
|
def testAssertRaisesCallable(self):
|
|
class ExceptionMock(Exception):
|
|
pass
|
|
def Stub():
|
|
raise ExceptionMock('We expect')
|
|
self.assertRaises(ExceptionMock, Stub)
|
|
# A tuple of exception classes is accepted
|
|
self.assertRaises((ValueError, ExceptionMock), Stub)
|
|
# *args and **kwargs also work
|
|
self.assertRaises(ValueError, int, '19', base=8)
|
|
# Failure when no exception is raised
|
|
with self.assertRaises(self.failureException):
|
|
self.assertRaises(ExceptionMock, lambda: 0)
|
|
# Failure when the function is None
|
|
with self.assertRaises(TypeError):
|
|
self.assertRaises(ExceptionMock, None)
|
|
# Failure when another exception is raised
|
|
with self.assertRaises(ExceptionMock):
|
|
self.assertRaises(ValueError, Stub)
|
|
|
|
def testAssertRaisesContext(self):
|
|
class ExceptionMock(Exception):
|
|
pass
|
|
def Stub():
|
|
raise ExceptionMock('We expect')
|
|
with self.assertRaises(ExceptionMock):
|
|
Stub()
|
|
# A tuple of exception classes is accepted
|
|
with self.assertRaises((ValueError, ExceptionMock)) as cm:
|
|
Stub()
|
|
# The context manager exposes caught exception
|
|
self.assertIsInstance(cm.exception, ExceptionMock)
|
|
self.assertEqual(cm.exception.args[0], 'We expect')
|
|
# *args and **kwargs also work
|
|
with self.assertRaises(ValueError):
|
|
int('19', base=8)
|
|
# Failure when no exception is raised
|
|
with self.assertRaises(self.failureException):
|
|
with self.assertRaises(ExceptionMock):
|
|
pass
|
|
# Custom message
|
|
with self.assertRaisesRegex(self.failureException, 'foobar'):
|
|
with self.assertRaises(ExceptionMock, msg='foobar'):
|
|
pass
|
|
# Invalid keyword argument
|
|
with self.assertRaisesRegex(TypeError, 'foobar'):
|
|
with self.assertRaises(ExceptionMock, foobar=42):
|
|
pass
|
|
# Failure when another exception is raised
|
|
with self.assertRaises(ExceptionMock):
|
|
self.assertRaises(ValueError, Stub)
|
|
|
|
def testAssertRaisesNoExceptionType(self):
|
|
with self.assertRaises(TypeError):
|
|
self.assertRaises()
|
|
with self.assertRaises(TypeError):
|
|
self.assertRaises(1)
|
|
with self.assertRaises(TypeError):
|
|
self.assertRaises(object)
|
|
with self.assertRaises(TypeError):
|
|
self.assertRaises((ValueError, 1))
|
|
with self.assertRaises(TypeError):
|
|
self.assertRaises((ValueError, object))
|
|
|
|
def testAssertRaisesRefcount(self):
|
|
# bpo-23890: assertRaises() must not keep objects alive longer
|
|
# than expected
|
|
def func() :
|
|
try:
|
|
raise ValueError
|
|
except ValueError:
|
|
raise ValueError
|
|
|
|
refcount = sys.getrefcount(func)
|
|
self.assertRaises(ValueError, func)
|
|
self.assertEqual(refcount, sys.getrefcount(func))
|
|
|
|
def testAssertRaisesRegex(self):
|
|
class ExceptionMock(Exception):
|
|
pass
|
|
|
|
def Stub():
|
|
raise ExceptionMock('We expect')
|
|
|
|
self.assertRaisesRegex(ExceptionMock, re.compile('expect$'), Stub)
|
|
self.assertRaisesRegex(ExceptionMock, 'expect$', Stub)
|
|
with self.assertRaises(TypeError):
|
|
self.assertRaisesRegex(ExceptionMock, 'expect$', None)
|
|
|
|
def testAssertNotRaisesRegex(self):
|
|
self.assertRaisesRegex(
|
|
self.failureException, '^Exception not raised by <lambda>$',
|
|
self.assertRaisesRegex, Exception, re.compile('x'),
|
|
lambda: None)
|
|
self.assertRaisesRegex(
|
|
self.failureException, '^Exception not raised by <lambda>$',
|
|
self.assertRaisesRegex, Exception, 'x',
|
|
lambda: None)
|
|
# Custom message
|
|
with self.assertRaisesRegex(self.failureException, 'foobar'):
|
|
with self.assertRaisesRegex(Exception, 'expect', msg='foobar'):
|
|
pass
|
|
# Invalid keyword argument
|
|
with self.assertRaisesRegex(TypeError, 'foobar'):
|
|
with self.assertRaisesRegex(Exception, 'expect', foobar=42):
|
|
pass
|
|
|
|
def testAssertRaisesRegexInvalidRegex(self):
|
|
# Issue 20145.
|
|
class MyExc(Exception):
|
|
pass
|
|
self.assertRaises(TypeError, self.assertRaisesRegex, MyExc, lambda: True)
|
|
|
|
def testAssertWarnsRegexInvalidRegex(self):
|
|
# Issue 20145.
|
|
class MyWarn(Warning):
|
|
pass
|
|
self.assertRaises(TypeError, self.assertWarnsRegex, MyWarn, lambda: True)
|
|
|
|
def testAssertRaisesRegexMismatch(self):
|
|
def Stub():
|
|
raise Exception('Unexpected')
|
|
|
|
self.assertRaisesRegex(
|
|
self.failureException,
|
|
r'"\^Expected\$" does not match "Unexpected"',
|
|
self.assertRaisesRegex, Exception, '^Expected$',
|
|
Stub)
|
|
self.assertRaisesRegex(
|
|
self.failureException,
|
|
r'"\^Expected\$" does not match "Unexpected"',
|
|
self.assertRaisesRegex, Exception,
|
|
re.compile('^Expected$'), Stub)
|
|
|
|
def testAssertRaisesExcValue(self):
|
|
class ExceptionMock(Exception):
|
|
pass
|
|
|
|
def Stub(foo):
|
|
raise ExceptionMock(foo)
|
|
v = "particular value"
|
|
|
|
ctx = self.assertRaises(ExceptionMock)
|
|
with ctx:
|
|
Stub(v)
|
|
e = ctx.exception
|
|
self.assertIsInstance(e, ExceptionMock)
|
|
self.assertEqual(e.args[0], v)
|
|
|
|
def testAssertRaisesRegexNoExceptionType(self):
|
|
with self.assertRaises(TypeError):
|
|
self.assertRaisesRegex()
|
|
with self.assertRaises(TypeError):
|
|
self.assertRaisesRegex(ValueError)
|
|
with self.assertRaises(TypeError):
|
|
self.assertRaisesRegex(1, 'expect')
|
|
with self.assertRaises(TypeError):
|
|
self.assertRaisesRegex(object, 'expect')
|
|
with self.assertRaises(TypeError):
|
|
self.assertRaisesRegex((ValueError, 1), 'expect')
|
|
with self.assertRaises(TypeError):
|
|
self.assertRaisesRegex((ValueError, object), 'expect')
|
|
|
|
def testAssertWarnsCallable(self):
|
|
def _runtime_warn():
|
|
warnings.warn("foo", RuntimeWarning)
|
|
# Success when the right warning is triggered, even several times
|
|
self.assertWarns(RuntimeWarning, _runtime_warn)
|
|
self.assertWarns(RuntimeWarning, _runtime_warn)
|
|
# A tuple of warning classes is accepted
|
|
self.assertWarns((DeprecationWarning, RuntimeWarning), _runtime_warn)
|
|
# *args and **kwargs also work
|
|
self.assertWarns(RuntimeWarning,
|
|
warnings.warn, "foo", category=RuntimeWarning)
|
|
# Failure when no warning is triggered
|
|
with self.assertRaises(self.failureException):
|
|
self.assertWarns(RuntimeWarning, lambda: 0)
|
|
# Failure when the function is None
|
|
with self.assertRaises(TypeError):
|
|
self.assertWarns(RuntimeWarning, None)
|
|
# Failure when another warning is triggered
|
|
with warnings.catch_warnings():
|
|
# Force default filter (in case tests are run with -We)
|
|
warnings.simplefilter("default", RuntimeWarning)
|
|
with self.assertRaises(self.failureException):
|
|
self.assertWarns(DeprecationWarning, _runtime_warn)
|
|
# Filters for other warnings are not modified
|
|
with warnings.catch_warnings():
|
|
warnings.simplefilter("error", RuntimeWarning)
|
|
with self.assertRaises(RuntimeWarning):
|
|
self.assertWarns(DeprecationWarning, _runtime_warn)
|
|
|
|
def testAssertWarnsContext(self):
|
|
# Believe it or not, it is preferable to duplicate all tests above,
|
|
# to make sure the __warningregistry__ $@ is circumvented correctly.
|
|
def _runtime_warn():
|
|
warnings.warn("foo", RuntimeWarning)
|
|
_runtime_warn_lineno = inspect.getsourcelines(_runtime_warn)[1]
|
|
with self.assertWarns(RuntimeWarning) as cm:
|
|
_runtime_warn()
|
|
# A tuple of warning classes is accepted
|
|
with self.assertWarns((DeprecationWarning, RuntimeWarning)) as cm:
|
|
_runtime_warn()
|
|
# The context manager exposes various useful attributes
|
|
self.assertIsInstance(cm.warning, RuntimeWarning)
|
|
self.assertEqual(cm.warning.args[0], "foo")
|
|
self.assertIn("test_case.py", cm.filename)
|
|
self.assertEqual(cm.lineno, _runtime_warn_lineno + 1)
|
|
# Same with several warnings
|
|
with self.assertWarns(RuntimeWarning):
|
|
_runtime_warn()
|
|
_runtime_warn()
|
|
with self.assertWarns(RuntimeWarning):
|
|
warnings.warn("foo", category=RuntimeWarning)
|
|
# Failure when no warning is triggered
|
|
with self.assertRaises(self.failureException):
|
|
with self.assertWarns(RuntimeWarning):
|
|
pass
|
|
# Custom message
|
|
with self.assertRaisesRegex(self.failureException, 'foobar'):
|
|
with self.assertWarns(RuntimeWarning, msg='foobar'):
|
|
pass
|
|
# Invalid keyword argument
|
|
with self.assertRaisesRegex(TypeError, 'foobar'):
|
|
with self.assertWarns(RuntimeWarning, foobar=42):
|
|
pass
|
|
# Failure when another warning is triggered
|
|
with warnings.catch_warnings():
|
|
# Force default filter (in case tests are run with -We)
|
|
warnings.simplefilter("default", RuntimeWarning)
|
|
with self.assertRaises(self.failureException):
|
|
with self.assertWarns(DeprecationWarning):
|
|
_runtime_warn()
|
|
# Filters for other warnings are not modified
|
|
with warnings.catch_warnings():
|
|
warnings.simplefilter("error", RuntimeWarning)
|
|
with self.assertRaises(RuntimeWarning):
|
|
with self.assertWarns(DeprecationWarning):
|
|
_runtime_warn()
|
|
|
|
def testAssertWarnsNoExceptionType(self):
|
|
with self.assertRaises(TypeError):
|
|
self.assertWarns()
|
|
with self.assertRaises(TypeError):
|
|
self.assertWarns(1)
|
|
with self.assertRaises(TypeError):
|
|
self.assertWarns(object)
|
|
with self.assertRaises(TypeError):
|
|
self.assertWarns((UserWarning, 1))
|
|
with self.assertRaises(TypeError):
|
|
self.assertWarns((UserWarning, object))
|
|
with self.assertRaises(TypeError):
|
|
self.assertWarns((UserWarning, Exception))
|
|
|
|
def testAssertWarnsRegexCallable(self):
|
|
def _runtime_warn(msg):
|
|
warnings.warn(msg, RuntimeWarning)
|
|
self.assertWarnsRegex(RuntimeWarning, "o+",
|
|
_runtime_warn, "foox")
|
|
# Failure when no warning is triggered
|
|
with self.assertRaises(self.failureException):
|
|
self.assertWarnsRegex(RuntimeWarning, "o+",
|
|
lambda: 0)
|
|
# Failure when the function is None
|
|
with self.assertRaises(TypeError):
|
|
self.assertWarnsRegex(RuntimeWarning, "o+", None)
|
|
# Failure when another warning is triggered
|
|
with warnings.catch_warnings():
|
|
# Force default filter (in case tests are run with -We)
|
|
warnings.simplefilter("default", RuntimeWarning)
|
|
with self.assertRaises(self.failureException):
|
|
self.assertWarnsRegex(DeprecationWarning, "o+",
|
|
_runtime_warn, "foox")
|
|
# Failure when message doesn't match
|
|
with self.assertRaises(self.failureException):
|
|
self.assertWarnsRegex(RuntimeWarning, "o+",
|
|
_runtime_warn, "barz")
|
|
# A little trickier: we ask RuntimeWarnings to be raised, and then
|
|
# check for some of them. It is implementation-defined whether
|
|
# non-matching RuntimeWarnings are simply re-raised, or produce a
|
|
# failureException.
|
|
with warnings.catch_warnings():
|
|
warnings.simplefilter("error", RuntimeWarning)
|
|
with self.assertRaises((RuntimeWarning, self.failureException)):
|
|
self.assertWarnsRegex(RuntimeWarning, "o+",
|
|
_runtime_warn, "barz")
|
|
|
|
def testAssertWarnsRegexContext(self):
|
|
# Same as above, but with assertWarnsRegex as a context manager
|
|
def _runtime_warn(msg):
|
|
warnings.warn(msg, RuntimeWarning)
|
|
_runtime_warn_lineno = inspect.getsourcelines(_runtime_warn)[1]
|
|
with self.assertWarnsRegex(RuntimeWarning, "o+") as cm:
|
|
_runtime_warn("foox")
|
|
self.assertIsInstance(cm.warning, RuntimeWarning)
|
|
self.assertEqual(cm.warning.args[0], "foox")
|
|
self.assertIn("test_case.py", cm.filename)
|
|
self.assertEqual(cm.lineno, _runtime_warn_lineno + 1)
|
|
# Failure when no warning is triggered
|
|
with self.assertRaises(self.failureException):
|
|
with self.assertWarnsRegex(RuntimeWarning, "o+"):
|
|
pass
|
|
# Custom message
|
|
with self.assertRaisesRegex(self.failureException, 'foobar'):
|
|
with self.assertWarnsRegex(RuntimeWarning, 'o+', msg='foobar'):
|
|
pass
|
|
# Invalid keyword argument
|
|
with self.assertRaisesRegex(TypeError, 'foobar'):
|
|
with self.assertWarnsRegex(RuntimeWarning, 'o+', foobar=42):
|
|
pass
|
|
# Failure when another warning is triggered
|
|
with warnings.catch_warnings():
|
|
# Force default filter (in case tests are run with -We)
|
|
warnings.simplefilter("default", RuntimeWarning)
|
|
with self.assertRaises(self.failureException):
|
|
with self.assertWarnsRegex(DeprecationWarning, "o+"):
|
|
_runtime_warn("foox")
|
|
# Failure when message doesn't match
|
|
with self.assertRaises(self.failureException):
|
|
with self.assertWarnsRegex(RuntimeWarning, "o+"):
|
|
_runtime_warn("barz")
|
|
# A little trickier: we ask RuntimeWarnings to be raised, and then
|
|
# check for some of them. It is implementation-defined whether
|
|
# non-matching RuntimeWarnings are simply re-raised, or produce a
|
|
# failureException.
|
|
with warnings.catch_warnings():
|
|
warnings.simplefilter("error", RuntimeWarning)
|
|
with self.assertRaises((RuntimeWarning, self.failureException)):
|
|
with self.assertWarnsRegex(RuntimeWarning, "o+"):
|
|
_runtime_warn("barz")
|
|
|
|
def testAssertWarnsRegexNoExceptionType(self):
|
|
with self.assertRaises(TypeError):
|
|
self.assertWarnsRegex()
|
|
with self.assertRaises(TypeError):
|
|
self.assertWarnsRegex(UserWarning)
|
|
with self.assertRaises(TypeError):
|
|
self.assertWarnsRegex(1, 'expect')
|
|
with self.assertRaises(TypeError):
|
|
self.assertWarnsRegex(object, 'expect')
|
|
with self.assertRaises(TypeError):
|
|
self.assertWarnsRegex((UserWarning, 1), 'expect')
|
|
with self.assertRaises(TypeError):
|
|
self.assertWarnsRegex((UserWarning, object), 'expect')
|
|
with self.assertRaises(TypeError):
|
|
self.assertWarnsRegex((UserWarning, Exception), 'expect')
|
|
|
|
@contextlib.contextmanager
|
|
def assertNoStderr(self):
|
|
with captured_stderr() as buf:
|
|
yield
|
|
self.assertEqual(buf.getvalue(), "")
|
|
|
|
def assertLogRecords(self, records, matches):
|
|
self.assertEqual(len(records), len(matches))
|
|
for rec, match in zip(records, matches):
|
|
self.assertIsInstance(rec, logging.LogRecord)
|
|
for k, v in match.items():
|
|
self.assertEqual(getattr(rec, k), v)
|
|
|
|
def testAssertLogsDefaults(self):
|
|
# defaults: root logger, level INFO
|
|
with self.assertNoStderr():
|
|
with self.assertLogs() as cm:
|
|
log_foo.info("1")
|
|
log_foobar.debug("2")
|
|
self.assertEqual(cm.output, ["INFO:foo:1"])
|
|
self.assertLogRecords(cm.records, [{'name': 'foo'}])
|
|
|
|
def testAssertLogsTwoMatchingMessages(self):
|
|
# Same, but with two matching log messages
|
|
with self.assertNoStderr():
|
|
with self.assertLogs() as cm:
|
|
log_foo.info("1")
|
|
log_foobar.debug("2")
|
|
log_quux.warning("3")
|
|
self.assertEqual(cm.output, ["INFO:foo:1", "WARNING:quux:3"])
|
|
self.assertLogRecords(cm.records,
|
|
[{'name': 'foo'}, {'name': 'quux'}])
|
|
|
|
def checkAssertLogsPerLevel(self, level):
|
|
# Check level filtering
|
|
with self.assertNoStderr():
|
|
with self.assertLogs(level=level) as cm:
|
|
log_foo.warning("1")
|
|
log_foobar.error("2")
|
|
log_quux.critical("3")
|
|
self.assertEqual(cm.output, ["ERROR:foo.bar:2", "CRITICAL:quux:3"])
|
|
self.assertLogRecords(cm.records,
|
|
[{'name': 'foo.bar'}, {'name': 'quux'}])
|
|
|
|
def testAssertLogsPerLevel(self):
|
|
self.checkAssertLogsPerLevel(logging.ERROR)
|
|
self.checkAssertLogsPerLevel('ERROR')
|
|
|
|
def checkAssertLogsPerLogger(self, logger):
|
|
# Check per-logger filtering
|
|
with self.assertNoStderr():
|
|
with self.assertLogs(level='DEBUG') as outer_cm:
|
|
with self.assertLogs(logger, level='DEBUG') as cm:
|
|
log_foo.info("1")
|
|
log_foobar.debug("2")
|
|
log_quux.warning("3")
|
|
self.assertEqual(cm.output, ["INFO:foo:1", "DEBUG:foo.bar:2"])
|
|
self.assertLogRecords(cm.records,
|
|
[{'name': 'foo'}, {'name': 'foo.bar'}])
|
|
# The outer catchall caught the quux log
|
|
self.assertEqual(outer_cm.output, ["WARNING:quux:3"])
|
|
|
|
def testAssertLogsPerLogger(self):
|
|
self.checkAssertLogsPerLogger(logging.getLogger('foo'))
|
|
self.checkAssertLogsPerLogger('foo')
|
|
|
|
def testAssertLogsFailureNoLogs(self):
|
|
# Failure due to no logs
|
|
with self.assertNoStderr():
|
|
with self.assertRaises(self.failureException):
|
|
with self.assertLogs():
|
|
pass
|
|
|
|
def testAssertLogsFailureLevelTooHigh(self):
|
|
# Failure due to level too high
|
|
with self.assertNoStderr():
|
|
with self.assertRaises(self.failureException):
|
|
with self.assertLogs(level='WARNING'):
|
|
log_foo.info("1")
|
|
|
|
def testAssertLogsFailureMismatchingLogger(self):
|
|
# Failure due to mismatching logger (and the logged message is
|
|
# passed through)
|
|
with self.assertLogs('quux', level='ERROR'):
|
|
with self.assertRaises(self.failureException):
|
|
with self.assertLogs('foo'):
|
|
log_quux.error("1")
|
|
|
|
def testDeprecatedMethodNames(self):
|
|
"""
|
|
Test that the deprecated methods raise a DeprecationWarning. See #9424.
|
|
"""
|
|
old = (
|
|
(self.failIfEqual, (3, 5)),
|
|
(self.assertNotEquals, (3, 5)),
|
|
(self.failUnlessEqual, (3, 3)),
|
|
(self.assertEquals, (3, 3)),
|
|
(self.failUnlessAlmostEqual, (2.0, 2.0)),
|
|
(self.assertAlmostEquals, (2.0, 2.0)),
|
|
(self.failIfAlmostEqual, (3.0, 5.0)),
|
|
(self.assertNotAlmostEquals, (3.0, 5.0)),
|
|
(self.failUnless, (True,)),
|
|
(self.assert_, (True,)),
|
|
(self.failUnlessRaises, (TypeError, lambda _: 3.14 + 'spam')),
|
|
(self.failIf, (False,)),
|
|
(self.assertDictContainsSubset, (dict(a=1, b=2), dict(a=1, b=2, c=3))),
|
|
(self.assertRaisesRegexp, (KeyError, 'foo', lambda: {}['foo'])),
|
|
(self.assertRegexpMatches, ('bar', 'bar')),
|
|
)
|
|
for meth, args in old:
|
|
with self.assertWarns(DeprecationWarning):
|
|
meth(*args)
|
|
|
|
# disable this test for now. When the version where the fail* methods will
|
|
# be removed is decided, re-enable it and update the version
|
|
def _testDeprecatedFailMethods(self):
|
|
"""Test that the deprecated fail* methods get removed in 3.x"""
|
|
if sys.version_info[:2] < (3, 3):
|
|
return
|
|
deprecated_names = [
|
|
'failIfEqual', 'failUnlessEqual', 'failUnlessAlmostEqual',
|
|
'failIfAlmostEqual', 'failUnless', 'failUnlessRaises', 'failIf',
|
|
'assertDictContainsSubset',
|
|
]
|
|
for deprecated_name in deprecated_names:
|
|
with self.assertRaises(AttributeError):
|
|
getattr(self, deprecated_name) # remove these in 3.x
|
|
|
|
def testDeepcopy(self):
|
|
# Issue: 5660
|
|
class TestableTest(unittest.TestCase):
|
|
def testNothing(self):
|
|
pass
|
|
|
|
test = TestableTest('testNothing')
|
|
|
|
# This shouldn't blow up
|
|
deepcopy(test)
|
|
|
|
def testPickle(self):
|
|
# Issue 10326
|
|
|
|
# Can't use TestCase classes defined in Test class as
|
|
# pickle does not work with inner classes
|
|
test = unittest.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())
|
|
|
|
def testKeyboardInterrupt(self):
|
|
def _raise(self=None):
|
|
raise KeyboardInterrupt
|
|
def nothing(self):
|
|
pass
|
|
|
|
class Test1(unittest.TestCase):
|
|
test_something = _raise
|
|
|
|
class Test2(unittest.TestCase):
|
|
setUp = _raise
|
|
test_something = nothing
|
|
|
|
class Test3(unittest.TestCase):
|
|
test_something = nothing
|
|
tearDown = _raise
|
|
|
|
class Test4(unittest.TestCase):
|
|
def test_something(self):
|
|
self.addCleanup(_raise)
|
|
|
|
for klass in (Test1, Test2, Test3, Test4):
|
|
with self.assertRaises(KeyboardInterrupt):
|
|
klass('test_something').run()
|
|
|
|
def testSkippingEverywhere(self):
|
|
def _skip(self=None):
|
|
raise unittest.SkipTest('some reason')
|
|
def nothing(self):
|
|
pass
|
|
|
|
class Test1(unittest.TestCase):
|
|
test_something = _skip
|
|
|
|
class Test2(unittest.TestCase):
|
|
setUp = _skip
|
|
test_something = nothing
|
|
|
|
class Test3(unittest.TestCase):
|
|
test_something = nothing
|
|
tearDown = _skip
|
|
|
|
class Test4(unittest.TestCase):
|
|
def test_something(self):
|
|
self.addCleanup(_skip)
|
|
|
|
for klass in (Test1, Test2, Test3, Test4):
|
|
result = unittest.TestResult()
|
|
klass('test_something').run(result)
|
|
self.assertEqual(len(result.skipped), 1)
|
|
self.assertEqual(result.testsRun, 1)
|
|
|
|
def testSystemExit(self):
|
|
def _raise(self=None):
|
|
raise SystemExit
|
|
def nothing(self):
|
|
pass
|
|
|
|
class Test1(unittest.TestCase):
|
|
test_something = _raise
|
|
|
|
class Test2(unittest.TestCase):
|
|
setUp = _raise
|
|
test_something = nothing
|
|
|
|
class Test3(unittest.TestCase):
|
|
test_something = nothing
|
|
tearDown = _raise
|
|
|
|
class Test4(unittest.TestCase):
|
|
def test_something(self):
|
|
self.addCleanup(_raise)
|
|
|
|
for klass in (Test1, Test2, Test3, Test4):
|
|
result = unittest.TestResult()
|
|
klass('test_something').run(result)
|
|
self.assertEqual(len(result.errors), 1)
|
|
self.assertEqual(result.testsRun, 1)
|
|
|
|
@support.cpython_only
|
|
def testNoCycles(self):
|
|
case = unittest.TestCase()
|
|
wr = weakref.ref(case)
|
|
with support.disable_gc():
|
|
del case
|
|
self.assertFalse(wr())
|
|
|
|
def test_no_exception_leak(self):
|
|
# Issue #19880: TestCase.run() should not keep a reference
|
|
# to the exception
|
|
class MyException(Exception):
|
|
ninstance = 0
|
|
|
|
def __init__(self):
|
|
MyException.ninstance += 1
|
|
Exception.__init__(self)
|
|
|
|
def __del__(self):
|
|
MyException.ninstance -= 1
|
|
|
|
class TestCase(unittest.TestCase):
|
|
def test1(self):
|
|
raise MyException()
|
|
|
|
@unittest.expectedFailure
|
|
def test2(self):
|
|
raise MyException()
|
|
|
|
for method_name in ('test1', 'test2'):
|
|
testcase = TestCase(method_name)
|
|
testcase.run()
|
|
self.assertEqual(MyException.ninstance, 0)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
unittest.main()
|