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+# Copyright (c) 2008 Jonathan M. Lange. See LICENSE for details.
+
+"""Tests for extensions to the base test library."""
+
+import sys
+import unittest
+
+from testtools import (
+ TestCase,
+ clone_test_with_new_id,
+ content,
+ skip,
+ skipIf,
+ skipUnless,
+ testcase,
+ )
+from testtools.matchers import (
+ Equals,
+ )
+from testtools.tests.helpers import (
+ an_exc_info,
+ LoggingResult,
+ Python26TestResult,
+ Python27TestResult,
+ ExtendedTestResult,
+ )
+
+
+class TestEquality(TestCase):
+ """Test `TestCase`'s equality implementation."""
+
+ def test_identicalIsEqual(self):
+ # TestCase's are equal if they are identical.
+ self.assertEqual(self, self)
+
+ def test_nonIdenticalInUnequal(self):
+ # TestCase's are not equal if they are not identical.
+ self.assertNotEqual(TestCase(methodName='run'),
+ TestCase(methodName='skip'))
+
+
+class TestAssertions(TestCase):
+ """Test assertions in TestCase."""
+
+ def raiseError(self, exceptionFactory, *args, **kwargs):
+ raise exceptionFactory(*args, **kwargs)
+
+ def test_formatTypes_single(self):
+ # Given a single class, _formatTypes returns the name.
+ class Foo:
+ pass
+ self.assertEqual('Foo', self._formatTypes(Foo))
+
+ def test_formatTypes_multiple(self):
+ # Given multiple types, _formatTypes returns the names joined by
+ # commas.
+ class Foo:
+ pass
+ class Bar:
+ pass
+ self.assertEqual('Foo, Bar', self._formatTypes([Foo, Bar]))
+
+ def test_assertRaises(self):
+ # assertRaises asserts that a callable raises a particular exception.
+ self.assertRaises(RuntimeError, self.raiseError, RuntimeError)
+
+ def test_assertRaises_fails_when_no_error_raised(self):
+ # assertRaises raises self.failureException when it's passed a
+ # callable that raises no error.
+ ret = ('orange', 42)
+ try:
+ self.assertRaises(RuntimeError, lambda: ret)
+ except self.failureException:
+ # We expected assertRaises to raise this exception.
+ e = sys.exc_info()[1]
+ self.assertEqual(
+ '%s not raised, %r returned instead.'
+ % (self._formatTypes(RuntimeError), ret), str(e))
+ else:
+ self.fail('Expected assertRaises to fail, but it did not.')
+
+ def test_assertRaises_fails_when_different_error_raised(self):
+ # assertRaises re-raises an exception that it didn't expect.
+ self.assertRaises(
+ ZeroDivisionError,
+ self.assertRaises,
+ RuntimeError, self.raiseError, ZeroDivisionError)
+
+ def test_assertRaises_returns_the_raised_exception(self):
+ # assertRaises returns the exception object that was raised. This is
+ # useful for testing that exceptions have the right message.
+
+ # This contraption stores the raised exception, so we can compare it
+ # to the return value of assertRaises.
+ raisedExceptions = []
+ def raiseError():
+ try:
+ raise RuntimeError('Deliberate error')
+ except RuntimeError:
+ raisedExceptions.append(sys.exc_info()[1])
+ raise
+
+ exception = self.assertRaises(RuntimeError, raiseError)
+ self.assertEqual(1, len(raisedExceptions))
+ self.assertTrue(
+ exception is raisedExceptions[0],
+ "%r is not %r" % (exception, raisedExceptions[0]))
+
+ def test_assertRaises_with_multiple_exceptions(self):
+ # assertRaises((ExceptionOne, ExceptionTwo), function) asserts that
+ # function raises one of ExceptionTwo or ExceptionOne.
+ expectedExceptions = (RuntimeError, ZeroDivisionError)
+ self.assertRaises(
+ expectedExceptions, self.raiseError, expectedExceptions[0])
+ self.assertRaises(
+ expectedExceptions, self.raiseError, expectedExceptions[1])
+
+ def test_assertRaises_with_multiple_exceptions_failure_mode(self):
+ # If assertRaises is called expecting one of a group of exceptions and
+ # a callable that doesn't raise an exception, then fail with an
+ # appropriate error message.
+ expectedExceptions = (RuntimeError, ZeroDivisionError)
+ failure = self.assertRaises(
+ self.failureException,
+ self.assertRaises, expectedExceptions, lambda: None)
+ self.assertEqual(
+ '%s not raised, None returned instead.'
+ % self._formatTypes(expectedExceptions), str(failure))
+
+ def assertFails(self, message, function, *args, **kwargs):
+ """Assert that function raises a failure with the given message."""
+ failure = self.assertRaises(
+ self.failureException, function, *args, **kwargs)
+ self.assertEqual(message, str(failure))
+
+ def test_assertIn_success(self):
+ # assertIn(needle, haystack) asserts that 'needle' is in 'haystack'.
+ self.assertIn(3, range(10))
+ self.assertIn('foo', 'foo bar baz')
+ self.assertIn('foo', 'foo bar baz'.split())
+
+ def test_assertIn_failure(self):
+ # assertIn(needle, haystack) fails the test when 'needle' is not in
+ # 'haystack'.
+ self.assertFails('3 not in [0, 1, 2]', self.assertIn, 3, [0, 1, 2])
+ self.assertFails(
+ '%r not in %r' % ('qux', 'foo bar baz'),
+ self.assertIn, 'qux', 'foo bar baz')
+
+ def test_assertNotIn_success(self):
+ # assertNotIn(needle, haystack) asserts that 'needle' is not in
+ # 'haystack'.
+ self.assertNotIn(3, [0, 1, 2])
+ self.assertNotIn('qux', 'foo bar baz')
+
+ def test_assertNotIn_failure(self):
+ # assertNotIn(needle, haystack) fails the test when 'needle' is in
+ # 'haystack'.
+ self.assertFails('3 in [1, 2, 3]', self.assertNotIn, 3, [1, 2, 3])
+ self.assertFails(
+ '%r in %r' % ('foo', 'foo bar baz'),
+ self.assertNotIn, 'foo', 'foo bar baz')
+
+ def test_assertIsInstance(self):
+ # assertIsInstance asserts that an object is an instance of a class.
+
+ class Foo:
+ """Simple class for testing assertIsInstance."""
+
+ foo = Foo()
+ self.assertIsInstance(foo, Foo)
+
+ def test_assertIsInstance_multiple_classes(self):
+ # assertIsInstance asserts that an object is an instance of one of a
+ # group of classes.
+
+ class Foo:
+ """Simple class for testing assertIsInstance."""
+
+ class Bar:
+ """Another simple class for testing assertIsInstance."""
+
+ foo = Foo()
+ self.assertIsInstance(foo, (Foo, Bar))
+ self.assertIsInstance(Bar(), (Foo, Bar))
+
+ def test_assertIsInstance_failure(self):
+ # assertIsInstance(obj, klass) fails the test when obj is not an
+ # instance of klass.
+
+ class Foo:
+ """Simple class for testing assertIsInstance."""
+
+ self.assertFails(
+ '42 is not an instance of %s' % self._formatTypes(Foo),
+ self.assertIsInstance, 42, Foo)
+
+ def test_assertIsInstance_failure_multiple_classes(self):
+ # assertIsInstance(obj, (klass1, klass2)) fails the test when obj is
+ # not an instance of klass1 or klass2.
+
+ class Foo:
+ """Simple class for testing assertIsInstance."""
+
+ class Bar:
+ """Another simple class for testing assertIsInstance."""
+
+ self.assertFails(
+ '42 is not an instance of %s' % self._formatTypes([Foo, Bar]),
+ self.assertIsInstance, 42, (Foo, Bar))
+
+ def test_assertIs(self):
+ # assertIs asserts that an object is identical to another object.
+ self.assertIs(None, None)
+ some_list = [42]
+ self.assertIs(some_list, some_list)
+ some_object = object()
+ self.assertIs(some_object, some_object)
+
+ def test_assertIs_fails(self):
+ # assertIs raises assertion errors if one object is not identical to
+ # another.
+ self.assertFails('None is not 42', self.assertIs, None, 42)
+ self.assertFails('[42] is not [42]', self.assertIs, [42], [42])
+
+ def test_assertIsNot(self):
+ # assertIsNot asserts that an object is not identical to another
+ # object.
+ self.assertIsNot(None, 42)
+ self.assertIsNot([42], [42])
+ self.assertIsNot(object(), object())
+
+ def test_assertIsNot_fails(self):
+ # assertIsNot raises assertion errors if one object is identical to
+ # another.
+ self.assertFails('None is None', self.assertIsNot, None, None)
+ some_list = [42]
+ self.assertFails(
+ '[42] is [42]', self.assertIsNot, some_list, some_list)
+
+ def test_assertThat_matches_clean(self):
+ class Matcher:
+ def match(self, foo):
+ return None
+ self.assertThat("foo", Matcher())
+
+ def test_assertThat_mismatch_raises_description(self):
+ calls = []
+ class Mismatch:
+ def __init__(self, thing):
+ self.thing = thing
+ def describe(self):
+ calls.append(('describe_diff', self.thing))
+ return "object is not a thing"
+ class Matcher:
+ def match(self, thing):
+ calls.append(('match', thing))
+ return Mismatch(thing)
+ def __str__(self):
+ calls.append(('__str__',))
+ return "a description"
+ class Test(TestCase):
+ def test(self):
+ self.assertThat("foo", Matcher())
+ result = Test("test").run()
+ self.assertEqual([
+ ('match', "foo"),
+ ('describe_diff', "foo"),
+ ('__str__',),
+ ], calls)
+ self.assertFalse(result.wasSuccessful())
+
+
+class TestAddCleanup(TestCase):
+ """Tests for TestCase.addCleanup."""
+
+ class LoggingTest(TestCase):
+ """A test that logs calls to setUp, runTest and tearDown."""
+
+ def setUp(self):
+ TestCase.setUp(self)
+ self._calls = ['setUp']
+
+ def brokenSetUp(self):
+ # A tearDown that deliberately fails.
+ self._calls = ['brokenSetUp']
+ raise RuntimeError('Deliberate Failure')
+
+ def runTest(self):
+ self._calls.append('runTest')
+
+ def tearDown(self):
+ self._calls.append('tearDown')
+ TestCase.tearDown(self)
+
+ def setUp(self):
+ TestCase.setUp(self)
+ self._result_calls = []
+ self.test = TestAddCleanup.LoggingTest('runTest')
+ self.logging_result = LoggingResult(self._result_calls)
+
+ def assertErrorLogEqual(self, messages):
+ self.assertEqual(messages, [call[0] for call in self._result_calls])
+
+ def assertTestLogEqual(self, messages):
+ """Assert that the call log equals `messages`."""
+ case = self._result_calls[0][1]
+ self.assertEqual(messages, case._calls)
+
+ def logAppender(self, message):
+ """A cleanup that appends `message` to the tests log.
+
+ Cleanups are callables that are added to a test by addCleanup. To
+ verify that our cleanups run in the right order, we add strings to a
+ list that acts as a log. This method returns a cleanup that will add
+ the given message to that log when run.
+ """
+ self.test._calls.append(message)
+
+ def test_fixture(self):
+ # A normal run of self.test logs 'setUp', 'runTest' and 'tearDown'.
+ # This test doesn't test addCleanup itself, it just sanity checks the
+ # fixture.
+ self.test.run(self.logging_result)
+ self.assertTestLogEqual(['setUp', 'runTest', 'tearDown'])
+
+ def test_cleanup_run_before_tearDown(self):
+ # Cleanup functions added with 'addCleanup' are called before tearDown
+ # runs.
+ self.test.addCleanup(self.logAppender, 'cleanup')
+ self.test.run(self.logging_result)
+ self.assertTestLogEqual(['setUp', 'runTest', 'tearDown', 'cleanup'])
+
+ def test_add_cleanup_called_if_setUp_fails(self):
+ # Cleanup functions added with 'addCleanup' are called even if setUp
+ # fails. Note that tearDown has a different behavior: it is only
+ # called when setUp succeeds.
+ self.test.setUp = self.test.brokenSetUp
+ self.test.addCleanup(self.logAppender, 'cleanup')
+ self.test.run(self.logging_result)
+ self.assertTestLogEqual(['brokenSetUp', 'cleanup'])
+
+ def test_addCleanup_called_in_reverse_order(self):
+ # Cleanup functions added with 'addCleanup' are called in reverse
+ # order.
+ #
+ # One of the main uses of addCleanup is to dynamically create
+ # resources that need some sort of explicit tearDown. Often one
+ # resource will be created in terms of another, e.g.,
+ # self.first = self.makeFirst()
+ # self.second = self.makeSecond(self.first)
+ #
+ # When this happens, we generally want to clean up the second resource
+ # before the first one, since the second depends on the first.
+ self.test.addCleanup(self.logAppender, 'first')
+ self.test.addCleanup(self.logAppender, 'second')
+ self.test.run(self.logging_result)
+ self.assertTestLogEqual(
+ ['setUp', 'runTest', 'tearDown', 'second', 'first'])
+
+ def test_tearDown_runs_after_cleanup_failure(self):
+ # tearDown runs even if a cleanup function fails.
+ self.test.addCleanup(lambda: 1/0)
+ self.test.run(self.logging_result)
+ self.assertTestLogEqual(['setUp', 'runTest', 'tearDown'])
+
+ def test_cleanups_continue_running_after_error(self):
+ # All cleanups are always run, even if one or two of them fail.
+ self.test.addCleanup(self.logAppender, 'first')
+ self.test.addCleanup(lambda: 1/0)
+ self.test.addCleanup(self.logAppender, 'second')
+ self.test.run(self.logging_result)
+ self.assertTestLogEqual(
+ ['setUp', 'runTest', 'tearDown', 'second', 'first'])
+
+ def test_error_in_cleanups_are_captured(self):
+ # If a cleanup raises an error, we want to record it and fail the the
+ # test, even though we go on to run other cleanups.
+ self.test.addCleanup(lambda: 1/0)
+ self.test.run(self.logging_result)
+ self.assertErrorLogEqual(['startTest', 'addError', 'stopTest'])
+
+ def test_keyboard_interrupt_not_caught(self):
+ # If a cleanup raises KeyboardInterrupt, it gets reraised.
+ def raiseKeyboardInterrupt():
+ raise KeyboardInterrupt()
+ self.test.addCleanup(raiseKeyboardInterrupt)
+ self.assertRaises(
+ KeyboardInterrupt, self.test.run, self.logging_result)
+
+ def test_multipleErrorsReported(self):
+ # Errors from all failing cleanups are reported.
+ self.test.addCleanup(lambda: 1/0)
+ self.test.addCleanup(lambda: 1/0)
+ self.test.run(self.logging_result)
+ self.assertErrorLogEqual(
+ ['startTest', 'addError', 'addError', 'stopTest'])
+
+
+class TestWithDetails(TestCase):
+
+ def assertDetailsProvided(self, case, expected_outcome, expected_keys):
+ """Assert that when case is run, details are provided to the result.
+
+ :param case: A TestCase to run.
+ :param expected_outcome: The call that should be made.
+ :param expected_keys: The keys to look for.
+ """
+ result = ExtendedTestResult()
+ case.run(result)
+ case = result._events[0][1]
+ expected = [
+ ('startTest', case),
+ (expected_outcome, case),
+ ('stopTest', case),
+ ]
+ self.assertEqual(3, len(result._events))
+ self.assertEqual(expected[0], result._events[0])
+ self.assertEqual(expected[1], result._events[1][0:2])
+ # Checking the TB is right is rather tricky. doctest line matching
+ # would help, but 'meh'.
+ self.assertEqual(sorted(expected_keys),
+ sorted(result._events[1][2].keys()))
+ self.assertEqual(expected[-1], result._events[-1])
+
+ def get_content(self):
+ return content.Content(
+ content.ContentType("text", "foo"), lambda: ['foo'])
+
+
+class TestExpectedFailure(TestWithDetails):
+ """Tests for expected failures and unexpected successess."""
+
+ def make_unexpected_case(self):
+ class Case(TestCase):
+ def test(self):
+ raise testcase._UnexpectedSuccess
+ case = Case('test')
+ return case
+
+ def test_raising__UnexpectedSuccess_py27(self):
+ case = self.make_unexpected_case()
+ result = Python27TestResult()
+ case.run(result)
+ case = result._events[0][1]
+ self.assertEqual([
+ ('startTest', case),
+ ('addUnexpectedSuccess', case),
+ ('stopTest', case),
+ ], result._events)
+
+ def test_raising__UnexpectedSuccess_extended(self):
+ case = self.make_unexpected_case()
+ result = ExtendedTestResult()
+ case.run(result)
+ case = result._events[0][1]
+ self.assertEqual([
+ ('startTest', case),
+ ('addUnexpectedSuccess', case, {}),
+ ('stopTest', case),
+ ], result._events)
+
+ def make_xfail_case_xfails(self):
+ content = self.get_content()
+ class Case(TestCase):
+ def test(self):
+ self.addDetail("foo", content)
+ self.expectFailure("we are sad", self.assertEqual,
+ 1, 0)
+ case = Case('test')
+ return case
+
+ def make_xfail_case_succeeds(self):
+ content = self.get_content()
+ class Case(TestCase):
+ def test(self):
+ self.addDetail("foo", content)
+ self.expectFailure("we are sad", self.assertEqual,
+ 1, 1)
+ case = Case('test')
+ return case
+
+ def test_expectFailure_KnownFailure_extended(self):
+ case = self.make_xfail_case_xfails()
+ self.assertDetailsProvided(case, "addExpectedFailure",
+ ["foo", "traceback", "reason"])
+
+ def test_expectFailure_KnownFailure_unexpected_success(self):
+ case = self.make_xfail_case_succeeds()
+ self.assertDetailsProvided(case, "addUnexpectedSuccess",
+ ["foo", "reason"])
+
+
+class TestUniqueFactories(TestCase):
+ """Tests for getUniqueString and getUniqueInteger."""
+
+ def test_getUniqueInteger(self):
+ # getUniqueInteger returns an integer that increments each time you
+ # call it.
+ one = self.getUniqueInteger()
+ self.assertEqual(1, one)
+ two = self.getUniqueInteger()
+ self.assertEqual(2, two)
+
+ def test_getUniqueString(self):
+ # getUniqueString returns the current test id followed by a unique
+ # integer.
+ name_one = self.getUniqueString()
+ self.assertEqual('%s-%d' % (self.id(), 1), name_one)
+ name_two = self.getUniqueString()
+ self.assertEqual('%s-%d' % (self.id(), 2), name_two)
+
+ def test_getUniqueString_prefix(self):
+ # If getUniqueString is given an argument, it uses that argument as
+ # the prefix of the unique string, rather than the test id.
+ name_one = self.getUniqueString('foo')
+ self.assertThat(name_one, Equals('foo-1'))
+ name_two = self.getUniqueString('bar')
+ self.assertThat(name_two, Equals('bar-2'))
+
+
+class TestCloneTestWithNewId(TestCase):
+ """Tests for clone_test_with_new_id."""
+
+ def test_clone_test_with_new_id(self):
+ class FooTestCase(TestCase):
+ def test_foo(self):
+ pass
+ test = FooTestCase('test_foo')
+ oldName = test.id()
+ newName = self.getUniqueString()
+ newTest = clone_test_with_new_id(test, newName)
+ self.assertEqual(newName, newTest.id())
+ self.assertEqual(oldName, test.id(),
+ "the original test instance should be unchanged.")
+
+
+class TestDetailsProvided(TestWithDetails):
+
+ def test_addDetail(self):
+ mycontent = self.get_content()
+ self.addDetail("foo", mycontent)
+ details = self.getDetails()
+ self.assertEqual({"foo": mycontent}, details)
+
+ def test_addError(self):
+ class Case(TestCase):
+ def test(this):
+ this.addDetail("foo", self.get_content())
+ 1/0
+ self.assertDetailsProvided(Case("test"), "addError",
+ ["foo", "traceback"])
+
+ def test_addFailure(self):
+ class Case(TestCase):
+ def test(this):
+ this.addDetail("foo", self.get_content())
+ self.fail('yo')
+ self.assertDetailsProvided(Case("test"), "addFailure",
+ ["foo", "traceback"])
+
+ def test_addSkip(self):
+ class Case(TestCase):
+ def test(this):
+ this.addDetail("foo", self.get_content())
+ self.skip('yo')
+ self.assertDetailsProvided(Case("test"), "addSkip",
+ ["foo", "reason"])
+
+ def test_addSucccess(self):
+ class Case(TestCase):
+ def test(this):
+ this.addDetail("foo", self.get_content())
+ self.assertDetailsProvided(Case("test"), "addSuccess",
+ ["foo"])
+
+ def test_addUnexpectedSuccess(self):
+ class Case(TestCase):
+ def test(this):
+ this.addDetail("foo", self.get_content())
+ raise testcase._UnexpectedSuccess()
+ self.assertDetailsProvided(Case("test"), "addUnexpectedSuccess",
+ ["foo"])
+
+
+class TestSetupTearDown(TestCase):
+
+ def test_setUpNotCalled(self):
+ class DoesnotcallsetUp(TestCase):
+ def setUp(self):
+ pass
+ def test_method(self):
+ pass
+ result = unittest.TestResult()
+ DoesnotcallsetUp('test_method').run(result)
+ self.assertEqual(1, len(result.errors))
+
+ def test_tearDownNotCalled(self):
+ class DoesnotcalltearDown(TestCase):
+ def test_method(self):
+ pass
+ def tearDown(self):
+ pass
+ result = unittest.TestResult()
+ DoesnotcalltearDown('test_method').run(result)
+ self.assertEqual(1, len(result.errors))
+
+
+class TestSkipping(TestCase):
+ """Tests for skipping of tests functionality."""
+
+ def test_skip_causes_skipException(self):
+ self.assertRaises(self.skipException, self.skip, "Skip this test")
+
+ def test_skip_without_reason_works(self):
+ class Test(TestCase):
+ def test(self):
+ raise self.skipException()
+ case = Test("test")
+ result = ExtendedTestResult()
+ case.run(result)
+ self.assertEqual('addSkip', result._events[1][0])
+ self.assertEqual('no reason given.',
+ ''.join(result._events[1][2]['reason'].iter_text()))
+
+ def test_skipException_in_setup_calls_result_addSkip(self):
+ class TestThatRaisesInSetUp(TestCase):
+ def setUp(self):
+ TestCase.setUp(self)
+ self.skip("skipping this test")
+ def test_that_passes(self):
+ pass
+ calls = []
+ result = LoggingResult(calls)
+ test = TestThatRaisesInSetUp("test_that_passes")
+ test.run(result)
+ case = result._events[0][1]
+ self.assertEqual([('startTest', case),
+ ('addSkip', case, "Text attachment: reason\n------------\n"
+ "skipping this test\n------------\n"), ('stopTest', case)],
+ calls)
+
+ def test_skipException_in_test_method_calls_result_addSkip(self):
+ class SkippingTest(TestCase):
+ def test_that_raises_skipException(self):
+ self.skip("skipping this test")
+ result = Python27TestResult()
+ test = SkippingTest("test_that_raises_skipException")
+ test.run(result)
+ case = result._events[0][1]
+ self.assertEqual([('startTest', case),
+ ('addSkip', case, "Text attachment: reason\n------------\n"
+ "skipping this test\n------------\n"), ('stopTest', case)],
+ result._events)
+
+ def test_skip__in_setup_with_old_result_object_calls_addSuccess(self):
+ class SkippingTest(TestCase):
+ def setUp(self):
+ TestCase.setUp(self)
+ raise self.skipException("skipping this test")
+ def test_that_raises_skipException(self):
+ pass
+ result = Python26TestResult()
+ test = SkippingTest("test_that_raises_skipException")
+ test.run(result)
+ self.assertEqual('addSuccess', result._events[1][0])
+
+ def test_skip_with_old_result_object_calls_addError(self):
+ class SkippingTest(TestCase):
+ def test_that_raises_skipException(self):
+ raise self.skipException("skipping this test")
+ result = Python26TestResult()
+ test = SkippingTest("test_that_raises_skipException")
+ test.run(result)
+ self.assertEqual('addSuccess', result._events[1][0])
+
+ def test_skip_decorator(self):
+ class SkippingTest(TestCase):
+ @skip("skipping this test")
+ def test_that_is_decorated_with_skip(self):
+ self.fail()
+ result = Python26TestResult()
+ test = SkippingTest("test_that_is_decorated_with_skip")
+ test.run(result)
+ self.assertEqual('addSuccess', result._events[1][0])
+
+ def test_skipIf_decorator(self):
+ class SkippingTest(TestCase):
+ @skipIf(True, "skipping this test")
+ def test_that_is_decorated_with_skipIf(self):
+ self.fail()
+ result = Python26TestResult()
+ test = SkippingTest("test_that_is_decorated_with_skipIf")
+ test.run(result)
+ self.assertEqual('addSuccess', result._events[1][0])
+
+ def test_skipUnless_decorator(self):
+ class SkippingTest(TestCase):
+ @skipUnless(False, "skipping this test")
+ def test_that_is_decorated_with_skipUnless(self):
+ self.fail()
+ result = Python26TestResult()
+ test = SkippingTest("test_that_is_decorated_with_skipUnless")
+ test.run(result)
+ self.assertEqual('addSuccess', result._events[1][0])
+
+
+class TestOnException(TestCase):
+
+ def test_default_works(self):
+ events = []
+ class Case(TestCase):
+ def method(self):
+ self.onException(an_exc_info)
+ events.append(True)
+ case = Case("method")
+ case.run()
+ self.assertThat(events, Equals([True]))
+
+ def test_added_handler_works(self):
+ events = []
+ class Case(TestCase):
+ def method(self):
+ self.addOnException(events.append)
+ self.onException(an_exc_info)
+ case = Case("method")
+ case.run()
+ self.assertThat(events, Equals([an_exc_info]))
+
+ def test_handler_that_raises_is_not_caught(self):
+ events = []
+ class Case(TestCase):
+ def method(self):
+ self.addOnException(events.index)
+ self.assertRaises(ValueError, self.onException, an_exc_info)
+ case = Case("method")
+ case.run()
+ self.assertThat(events, Equals([]))
+
+
+def test_suite():
+ from unittest import TestLoader
+ return TestLoader().loadTestsFromName(__name__)