345 lines
11 KiB
Python
345 lines
11 KiB
Python
import io
|
|
import os
|
|
import sys
|
|
import pickle
|
|
import subprocess
|
|
|
|
import unittest
|
|
from unittest.case import _Outcome
|
|
|
|
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, (), {})])
|
|
|
|
self.assertTrue(test.doCleanups())
|
|
self.assertEqual(cleanups, [(2, (), {}), (1, (1, 2, 3), dict(four='hello', five='goodbye'))])
|
|
|
|
def testCleanUpWithErrors(self):
|
|
class TestableTest(unittest.TestCase):
|
|
def testNothing(self):
|
|
pass
|
|
|
|
test = TestableTest('testNothing')
|
|
outcome = test._outcome = _Outcome()
|
|
|
|
exc1 = Exception('foo')
|
|
exc2 = Exception('bar')
|
|
def cleanup1():
|
|
raise exc1
|
|
|
|
def cleanup2():
|
|
raise exc2
|
|
|
|
test.addCleanup(cleanup1)
|
|
test.addCleanup(cleanup2)
|
|
|
|
self.assertFalse(test.doCleanups())
|
|
self.assertFalse(outcome.success)
|
|
|
|
((_, (Type1, instance1, _)),
|
|
(_, (Type2, instance2, _))) = reversed(outcome.errors)
|
|
self.assertEqual((Type1, instance1), (Exception, exc1))
|
|
self.assertEqual((Type2, instance2), (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 setUp(self):
|
|
# clean the environment from pre-existing PYTHONWARNINGS to make
|
|
# test_warnings results consistent
|
|
self.pythonwarnings = os.environ.get('PYTHONWARNINGS')
|
|
if self.pythonwarnings:
|
|
del os.environ['PYTHONWARNINGS']
|
|
|
|
def tearDown(self):
|
|
# bring back pre-existing PYTHONWARNINGS if present
|
|
if self.pythonwarnings:
|
|
os.environ['PYTHONWARNINGS'] = self.pythonwarnings
|
|
|
|
def test_init(self):
|
|
runner = unittest.TextTestRunner()
|
|
self.assertFalse(runner.failfast)
|
|
self.assertFalse(runner.buffer)
|
|
self.assertEqual(runner.verbosity, 1)
|
|
self.assertEqual(runner.warnings, None)
|
|
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, 1)
|
|
|
|
|
|
def testBufferAndFailfast(self):
|
|
class Test(unittest.TestCase):
|
|
def testFoo(self):
|
|
pass
|
|
result = unittest.TestResult()
|
|
runner = unittest.TextTestRunner(stream=io.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=io.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__(io.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__(io.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).
|
|
stream = io.StringIO("foo")
|
|
runner = unittest.TextTestRunner(stream)
|
|
for protocol in range(2, pickle.HIGHEST_PROTOCOL + 1):
|
|
s = pickle.dumps(runner, 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)
|
|
|
|
def test_warnings(self):
|
|
"""
|
|
Check that warnings argument of TextTestRunner correctly affects the
|
|
behavior of the warnings.
|
|
"""
|
|
# see #10535 and the _test_warnings file for more information
|
|
|
|
def get_parse_out_err(p):
|
|
return [b.splitlines() for b in p.communicate()]
|
|
opts = dict(stdout=subprocess.PIPE, stderr=subprocess.PIPE,
|
|
cwd=os.path.dirname(__file__))
|
|
ae_msg = b'Please use assertEqual instead.'
|
|
at_msg = b'Please use assertTrue instead.'
|
|
|
|
# no args -> all the warnings are printed, unittest warnings only once
|
|
p = subprocess.Popen([sys.executable, '_test_warnings.py'], **opts)
|
|
out, err = get_parse_out_err(p)
|
|
self.assertIn(b'OK', err)
|
|
# check that the total number of warnings in the output is correct
|
|
self.assertEqual(len(out), 12)
|
|
# check that the numbers of the different kind of warnings is correct
|
|
for msg in [b'dw', b'iw', b'uw']:
|
|
self.assertEqual(out.count(msg), 3)
|
|
for msg in [ae_msg, at_msg, b'rw']:
|
|
self.assertEqual(out.count(msg), 1)
|
|
|
|
args_list = (
|
|
# passing 'ignore' as warnings arg -> no warnings
|
|
[sys.executable, '_test_warnings.py', 'ignore'],
|
|
# -W doesn't affect the result if the arg is passed
|
|
[sys.executable, '-Wa', '_test_warnings.py', 'ignore'],
|
|
# -W affects the result if the arg is not passed
|
|
[sys.executable, '-Wi', '_test_warnings.py']
|
|
)
|
|
# in all these cases no warnings are printed
|
|
for args in args_list:
|
|
p = subprocess.Popen(args, **opts)
|
|
out, err = get_parse_out_err(p)
|
|
self.assertIn(b'OK', err)
|
|
self.assertEqual(len(out), 0)
|
|
|
|
|
|
# passing 'always' as warnings arg -> all the warnings printed,
|
|
# unittest warnings only once
|
|
p = subprocess.Popen([sys.executable, '_test_warnings.py', 'always'],
|
|
**opts)
|
|
out, err = get_parse_out_err(p)
|
|
self.assertIn(b'OK', err)
|
|
self.assertEqual(len(out), 14)
|
|
for msg in [b'dw', b'iw', b'uw', b'rw']:
|
|
self.assertEqual(out.count(msg), 3)
|
|
for msg in [ae_msg, at_msg]:
|
|
self.assertEqual(out.count(msg), 1)
|
|
|
|
def testStdErrLookedUpAtInstantiationTime(self):
|
|
# see issue 10786
|
|
old_stderr = sys.stderr
|
|
f = io.StringIO()
|
|
sys.stderr = f
|
|
try:
|
|
runner = unittest.TextTestRunner()
|
|
self.assertTrue(runner.stream.stream is f)
|
|
finally:
|
|
sys.stderr = old_stderr
|
|
|
|
def testSpecifiedStreamUsed(self):
|
|
# see issue 10786
|
|
f = io.StringIO()
|
|
runner = unittest.TextTestRunner(f)
|
|
self.assertTrue(runner.stream.stream is f)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
unittest.main()
|