def testTwoResults(self):
unittest.installHandler()
result = unittest.TestResult()
unittest.registerResult(result)
new_handler = signal.getsignal(signal.SIGINT)
result2 = unittest.TestResult()
unittest.registerResult(result2)
self.assertEqual(signal.getsignal(signal.SIGINT), new_handler)
result3 = unittest.TestResult()
def test(result):
pid = os.getpid()
os.kill(pid, signal.SIGINT)
try:
test(result)
except KeyboardInterrupt:
self.fail("KeyboardInterrupt not handled")
self.assertTrue(result.shouldStop)
self.assertTrue(result2.shouldStop)
self.assertFalse(result3.shouldStop)
def test_addError(self):
class Foo(unittest.TestCase):
def test_1(self):
pass
test = Foo('test_1')
try:
raise TypeError()
except:
exc_info_tuple = sys.exc_info()
result = unittest.TestResult()
result.startTest(test)
result.addError(test, exc_info_tuple)
result.stopTest(test)
self.assertFalse(result.wasSuccessful())
self.assertEqual(len(result.errors), 1)
self.assertEqual(len(result.failures), 0)
self.assertEqual(result.testsRun, 1)
self.assertEqual(result.shouldStop, False)
test_case, formatted_exc = result.errors[0]
self.assertTrue(test_case is test)
self.assertIsInstance(formatted_exc, str)
def test_stopTest(self):
class Foo(unittest.TestCase):
def test_1(self):
pass
test = Foo('test_1')
result = unittest.TestResult()
result.startTest(test)
self.assertTrue(result.wasSuccessful())
self.assertEqual(len(result.errors), 0)
self.assertEqual(len(result.failures), 0)
self.assertEqual(result.testsRun, 1)
self.assertEqual(result.shouldStop, False)
result.stopTest(test)
# Same tests as above; make sure nothing has changed
self.assertTrue(result.wasSuccessful())
self.assertEqual(len(result.errors), 0)
self.assertEqual(len(result.failures), 0)
self.assertEqual(result.testsRun, 1)
self.assertEqual(result.shouldStop, False)
def testRunnerRegistersResult(self):
class Test(unittest.TestCase):
def testFoo(self):
pass
originalRegisterResult = unittest.runner.registerResult
def cleanup():
unittest.runner.registerResult = originalRegisterResult
self.addCleanup(cleanup)
result = unittest.TestResult()
runner = unittest.TextTestRunner(stream=StringIO())
# Use our result object
runner._makeResult = lambda: result
self.wasRegistered = 0
def fakeRegisterResult(thisResult):
self.wasRegistered += 1
self.assertEqual(thisResult, result)
unittest.runner.registerResult = fakeRegisterResult
runner.run(unittest.TestSuite())
self.assertEqual(self.wasRegistered, 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)
def testRemoveResult(self):
result = unittest.TestResult()
unittest.registerResult(result)
unittest.installHandler()
self.assertTrue(unittest.removeResult(result))
# Should this raise an error instead?
self.assertFalse(unittest.removeResult(unittest.TestResult()))
try:
pid = os.getpid()
os.kill(pid, signal.SIGINT)
except KeyboardInterrupt:
pass
self.assertFalse(result.shouldStop)
def test_function_in_suite(self):
def f(_):
pass
suite = unittest.TestSuite()
suite.addTest(f)
# when the bug is fixed this line will not crash
suite.run(unittest.TestResult())
def testFailFast(self):
result = unittest.TestResult()
result._exc_info_to_string = lambda *_: ''
result.failfast = True
result.addError(None, None)
self.assertTrue(result.shouldStop)
result = unittest.TestResult()
result._exc_info_to_string = lambda *_: ''
result.failfast = True
result.addFailure(None, None)
self.assertTrue(result.shouldStop)
result = unittest.TestResult()
result._exc_info_to_string = lambda *_: ''
result.failfast = True
result.addUnexpectedSuccess(None)
self.assertTrue(result.shouldStop)
def testStackFrameTrimming(self):
class Frame(object):
class tb_frame(object):
f_globals = {}
result = unittest.TestResult()
self.assertFalse(result._is_relevant_tb_level(Frame))
Frame.tb_frame.f_globals['__unittest'] = True
self.assertTrue(result._is_relevant_tb_level(Frame))
def test_init(self):
result = unittest.TestResult()
self.assertTrue(result.wasSuccessful())
self.assertEqual(len(result.errors), 0)
self.assertEqual(len(result.failures), 0)
self.assertEqual(result.testsRun, 0)
self.assertEqual(result.shouldStop, False)
self.assertIsNone(result._stdout_buffer)
self.assertIsNone(result._stderr_buffer)
def testRegisterResult(self):
result = unittest.TestResult()
unittest.registerResult(result)
for ref in unittest.signals._results:
if ref is result:
break
elif ref is not result:
self.fail("odd object in result set")
else:
self.fail("result not found")
def testWeakReferences(self):
# Calling registerResult on a result should not keep it alive
result = unittest.TestResult()
unittest.registerResult(result)
ref = weakref.ref(result)
del result
# For non-reference counting implementations
gc.collect();gc.collect()
self.assertIsNone(ref())
def testBufferTearDownClass(self):
result = unittest.TestResult()
result.buffer = True
class Foo(unittest.TestCase):
@classmethod
def tearDownClass(cls):
1//0
def test_foo(self):
pass
suite = unittest.TestSuite([Foo('test_foo')])
suite(result)
self.assertEqual(len(result.errors), 1)
def test_skip_class(self):
@unittest.skip("testing")
class Foo(unittest.TestCase):
def test_1(self):
record.append(1)
record = []
result = unittest.TestResult()
test = Foo("test_1")
suite = unittest.TestSuite([test])
suite.run(result)
self.assertEqual(result.skipped, [(test, "testing")])
self.assertEqual(record, [])
def testBufferOutputOff(self):
real_out = self._real_out
real_err = self._real_err
result = unittest.TestResult()
self.assertFalse(result.buffer)
self.assertIs(real_out, sys.stdout)
self.assertIs(real_err, sys.stderr)
result.startTest(self)
self.assertIs(real_out, sys.stdout)
self.assertIs(real_err, sys.stderr)
def testBufferAndFailfast(self):
class Test(unittest.TestCase):
def testFoo(self):
pass
result = unittest.TestResult()
runner = unittest.TextTestRunner(stream=StringIO(),
failfast=True,
buffer=True)
# Use our result object
runner._makeResult = lambda: result
runner.run(Test('testFoo'))
self.assertTrue(result.failfast)
self.assertTrue(result.buffer)
def test_basetestsuite(self):
class Test(unittest.TestCase):
wasSetUp = False
wasTornDown = False
@classmethod
def setUpClass(cls):
cls.wasSetUp = True
@classmethod
def tearDownClass(cls):
cls.wasTornDown = True
def testPass(self):
pass
def testFail(self):
fail
class Module(object):
wasSetUp = False
wasTornDown = False
@staticmethod
def setUpModule():
Module.wasSetUp = True
@staticmethod
def tearDownModule():
Module.wasTornDown = True
Test.__module__ = 'Module'
sys.modules['Module'] = Module
self.addCleanup(sys.modules.pop, 'Module')
suite = unittest.BaseTestSuite()
suite.addTests([Test('testPass'), Test('testFail')])
self.assertEqual(suite.countTestCases(), 2)
result = unittest.TestResult()
suite.run(result)
self.assertFalse(Module.wasSetUp)
self.assertFalse(Module.wasTornDown)
self.assertFalse(Test.wasSetUp)
self.assertFalse(Test.wasTornDown)
self.assertEqual(len(result.errors), 1)
self.assertEqual(len(result.failures), 0)
self.assertEqual(result.testsRun, 2)
def test_overriding_call(self):
class MySuite(unittest.TestSuite):
called = False
def __call__(self, *args, **kw):
self.called = True
unittest.TestSuite.__call__(self, *args, **kw)
suite = MySuite()
result = unittest.TestResult()
wrapper = unittest.TestSuite()
wrapper.addTest(suite)
wrapper(result)
self.assertTrue(suite.called)
# reusing results should be permitted even if abominable
self.assertFalse(result._testRunEntered)
def testBufferOutputStartTestAddSuccess(self):
real_out = self._real_out
real_err = self._real_err
result = unittest.TestResult()
self.assertFalse(result.buffer)
result.buffer = True
self.assertIs(real_out, sys.stdout)
self.assertIs(real_err, sys.stderr)
result.startTest(self)
self.assertIsNot(real_out, sys.stdout)
self.assertIsNot(real_err, sys.stderr)
self.assertIsInstance(sys.stdout, StringIO)
self.assertIsInstance(sys.stderr, StringIO)
self.assertIsNot(sys.stdout, sys.stderr)
out_stream = sys.stdout
err_stream = sys.stderr
result._original_stdout = StringIO()
result._original_stderr = StringIO()
print('foo')
#print >> sys.stderr, 'bar'
self.assertEqual(out_stream.getvalue(), 'foo\n')
self.assertEqual(err_stream.getvalue(), 'bar\n')
self.assertEqual(result._original_stdout.getvalue(), '')
self.assertEqual(result._original_stderr.getvalue(), '')
result.addSuccess(self)
result.stopTest(self)
self.assertIs(sys.stdout, result._original_stdout)
self.assertIs(sys.stderr, result._original_stderr)
self.assertEqual(result._original_stdout.getvalue(), '')
self.assertEqual(result._original_stderr.getvalue(), '')
self.assertEqual(out_stream.getvalue(), '')
self.assertEqual(err_stream.getvalue(), '')
def testCleanupInRun(self):
blowUp = False
ordering = []
class TestableTest(unittest.TestCase):
def setUp(self):
ordering.append('setUp')
if blowUp:
raise Exception('foo')
def testNothing(self):
ordering.append('test')
def tearDown(self):
ordering.append('tearDown')
test = TestableTest('testNothing')
def cleanup1():
ordering.append('cleanup1')
def cleanup2():
ordering.append('cleanup2')
test.addCleanup(cleanup1)
test.addCleanup(cleanup2)
def success(some_test):
self.assertEqual(some_test, test)
ordering.append('success')
result = unittest.TestResult()
result.addSuccess = success
test.run(result)
self.assertEqual(
ordering,
['setUp', 'test', 'tearDown', 'cleanup2', 'cleanup1', 'success'])
blowUp = True
ordering = []
test = TestableTest('testNothing')
test.addCleanup(cleanup1)
test.run(result)
self.assertEqual(ordering, ['setUp', 'cleanup1'])
def test_addSuccess(self):
class Foo(unittest.TestCase):
def test_1(self):
pass
test = Foo('test_1')
result = unittest.TestResult()
result.startTest(test)
result.addSuccess(test)
result.stopTest(test)
self.assertTrue(result.wasSuccessful())
self.assertEqual(len(result.errors), 0)
self.assertEqual(len(result.failures), 0)
self.assertEqual(result.testsRun, 1)
self.assertEqual(result.shouldStop, False)
def testBufferTearDownModule(self):
result = unittest.TestResult()
result.buffer = True
class Foo(unittest.TestCase):
def test_foo(self):
pass
class Module(object):
@staticmethod
def tearDownModule():
1//0
Foo.__module__ = 'Module'
sys.modules['Module'] = Module
self.addCleanup(sys.modules.pop, 'Module')
suite = unittest.TestSuite([Foo('test_foo')])
suite(result)
self.assertEqual(len(result.errors), 1)
def test_decorated_skip(self):
def decorator(func):
def inner(*a):
return func(*a)
return inner
class Foo(unittest.TestCase):
@decorator
@unittest.skip('testing')
def test_1(self):
pass
result = unittest.TestResult()
test = Foo("test_1")
suite = unittest.TestSuite([test])
suite.run(result)
self.assertEqual(result.skipped, [(test, "testing")])
def testInterruptCaught(self):
default_handler = signal.getsignal(signal.SIGINT)
result = unittest.TestResult()
unittest.installHandler()
unittest.registerResult(result)
self.assertNotEqual(signal.getsignal(signal.SIGINT), default_handler)
def test(result):
pid = os.getpid()
os.kill(pid, signal.SIGINT)
result.breakCaught = True
self.assertTrue(result.shouldStop)
try:
test(result)
except KeyboardInterrupt:
self.fail("KeyboardInterrupt not handled")
self.assertTrue(result.breakCaught)
def testSecondInterrupt(self):
result = unittest.TestResult()
unittest.installHandler()
unittest.registerResult(result)
def test(result):
pid = os.getpid()
os.kill(pid, signal.SIGINT)
result.breakCaught = True
self.assertTrue(result.shouldStop)
os.kill(pid, signal.SIGINT)
self.fail("Second KeyboardInterrupt not raised")
try:
test(result)
except KeyboardInterrupt:
pass
else:
self.fail("Second KeyboardInterrupt not raised")
self.assertTrue(result.breakCaught)
def test_skip_doesnt_run_setup(self):
class Foo(unittest.TestCase):
wasSetUp = False
wasTornDown = False
def setUp(self):
Foo.wasSetUp = True
def tornDown(self):
Foo.wasTornDown = True
@unittest.skip('testing')
def test_1(self):
pass
result = unittest.TestResult()
test = Foo("test_1")
suite = unittest.TestSuite([test])
suite.run(result)
self.assertEqual(result.skipped, [(test, "testing")])
self.assertFalse(Foo.wasSetUp)
self.assertFalse(Foo.wasTornDown)
def resultFactory(*_):
return unittest.TestResult()
def test_startTestRun_stopTestRun(self):
result = unittest.TestResult()
result.startTestRun()
result.stopTestRun()
def getStartedResult(self):
result = unittest.TestResult()
result.buffer = True
result.startTest(self)
return result
def test_stop(self):
result = unittest.TestResult()
result.stop()
self.assertEqual(result.shouldStop, True)
