lib-python.2.7.unittest.test.test_runner.py Maven / Gradle / Ivy
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Jython is an implementation of the high-level, dynamic, object-oriented
language Python written in 100% Pure Java, and seamlessly integrated with
the Java platform. It thus allows you to run Python on any Java platform.
import unittest
from cStringIO import StringIO
import pickle
from .support import LoggingResult, ResultWithNoStartTestRunStopTestRun
class TestCleanUp(unittest.TestCase):
def testCleanUp(self):
class TestableTest(unittest.TestCase):
def testNothing(self):
pass
test = TestableTest('testNothing')
self.assertEqual(test._cleanups, [])
cleanups = []
def cleanup1(*args, **kwargs):
cleanups.append((1, args, kwargs))
def cleanup2(*args, **kwargs):
cleanups.append((2, args, kwargs))
test.addCleanup(cleanup1, 1, 2, 3, four='hello', five='goodbye')
test.addCleanup(cleanup2)
self.assertEqual(test._cleanups,
[(cleanup1, (1, 2, 3), dict(four='hello', five='goodbye')),
(cleanup2, (), {})])
result = test.doCleanups()
self.assertTrue(result)
self.assertEqual(cleanups, [(2, (), {}), (1, (1, 2, 3),
dict(four='hello', five='goodbye'))])
def testCleanUpWithErrors(self):
class TestableTest(unittest.TestCase):
def testNothing(self):
pass
class MockResult(object):
errors = []
def addError(self, test, exc_info):
self.errors.append((test, exc_info))
result = MockResult()
test = TestableTest('testNothing')
test._resultForDoCleanups = result
exc1 = Exception('foo')
exc2 = Exception('bar')
def cleanup1():
raise exc1
def cleanup2():
raise exc2
test.addCleanup(cleanup1)
test.addCleanup(cleanup2)
self.assertFalse(test.doCleanups())
(test1, (Type1, instance1, _)), (test2, (Type2, instance2, _)) = reversed(MockResult.errors)
self.assertEqual((test1, Type1, instance1), (test, Exception, exc1))
self.assertEqual((test2, Type2, instance2), (test, Exception, exc2))
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 testTestCaseDebugExecutesCleanups(self):
ordering = []
class TestableTest(unittest.TestCase):
def setUp(self):
ordering.append('setUp')
self.addCleanup(cleanup1)
def testNothing(self):
ordering.append('test')
def tearDown(self):
ordering.append('tearDown')
test = TestableTest('testNothing')
def cleanup1():
ordering.append('cleanup1')
test.addCleanup(cleanup2)
def cleanup2():
ordering.append('cleanup2')
test.debug()
self.assertEqual(ordering, ['setUp', 'test', 'tearDown', 'cleanup1', 'cleanup2'])
class Test_TextTestRunner(unittest.TestCase):
"""Tests for TextTestRunner."""
def test_init(self):
runner = unittest.TextTestRunner()
self.assertFalse(runner.failfast)
self.assertFalse(runner.buffer)
self.assertEqual(runner.verbosity, 1)
self.assertTrue(runner.descriptions)
self.assertEqual(runner.resultclass, unittest.TextTestResult)
def test_multiple_inheritance(self):
class AResult(unittest.TestResult):
def __init__(self, stream, descriptions, verbosity):
super(AResult, self).__init__(stream, descriptions, verbosity)
class ATextResult(unittest.TextTestResult, AResult):
pass
# This used to raise an exception due to TextTestResult not passing
# on arguments in its __init__ super call
ATextResult(None, None, None)
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 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 test_works_with_result_without_startTestRun_stopTestRun(self):
class OldTextResult(ResultWithNoStartTestRunStopTestRun):
separator2 = ''
def printErrors(self):
pass
class Runner(unittest.TextTestRunner):
def __init__(self):
super(Runner, self).__init__(StringIO())
def _makeResult(self):
return OldTextResult()
runner = Runner()
runner.run(unittest.TestSuite())
def test_startTestRun_stopTestRun_called(self):
class LoggingTextResult(LoggingResult):
separator2 = ''
def printErrors(self):
pass
class LoggingRunner(unittest.TextTestRunner):
def __init__(self, events):
super(LoggingRunner, self).__init__(StringIO())
self._events = events
def _makeResult(self):
return LoggingTextResult(self._events)
events = []
runner = LoggingRunner(events)
runner.run(unittest.TestSuite())
expected = ['startTestRun', 'stopTestRun']
self.assertEqual(events, expected)
def test_pickle_unpickle(self):
# Issue #7197: a TextTestRunner should be (un)pickleable. This is
# required by test_multiprocessing under Windows (in verbose mode).
from StringIO import StringIO as PickleableIO
# cStringIO objects are not pickleable, but StringIO objects are.
stream = PickleableIO("foo")
runner = unittest.TextTestRunner(stream)
for protocol in range(pickle.HIGHEST_PROTOCOL + 1):
s = pickle.dumps(runner, protocol=protocol)
obj = pickle.loads(s)
# StringIO objects never compare equal, a cheap test instead.
self.assertEqual(obj.stream.getvalue(), stream.getvalue())
def test_resultclass(self):
def MockResultClass(*args):
return args
STREAM = object()
DESCRIPTIONS = object()
VERBOSITY = object()
runner = unittest.TextTestRunner(STREAM, DESCRIPTIONS, VERBOSITY,
resultclass=MockResultClass)
self.assertEqual(runner.resultclass, MockResultClass)
expectedresult = (runner.stream, DESCRIPTIONS, VERBOSITY)
self.assertEqual(runner._makeResult(), expectedresult)
if __name__ == '__main__':
unittest.main()