def _run(self, suppress, todo, method, result):
"""
Run a single method, either a test method or fixture.
@param suppress: Any warnings to suppress, as defined by the C{suppress}
attribute on this method, test case, or the module it is defined in.
@param todo: Any expected failure or failures, as defined by the C{todo}
attribute on this method, test case, or the module it is defined in.
@param method: The method to run.
@param result: The TestResult instance to which to report results.
@return: C{True} if the method fails and no further method/fixture calls
should be made, C{False} otherwise.
"""
try:
runWithWarningsSuppressed(suppress, method)
except SkipTest as e:
result.addSkip(self, self._getSkipReason(method, e))
except:
reason = failure.Failure()
if todo is None or not todo.expected(reason):
if reason.check(self.failureException):
addResult = result.addFailure
else:
addResult = result.addError
addResult(self, reason)
else:
result.addExpectedFailure(self, reason, todo)
else:
return False
return True
def _run(self, suppress, todo, method, result):
"""
Run a single method, either a test method or fixture.
@param suppress: Any warnings to suppress, as defined by the C{suppress}
attribute on this method, test case, or the module it is defined in.
@param todo: Any expected failure or failures, as defined by the C{todo}
attribute on this method, test case, or the module it is defined in.
@param method: The method to run.
@param result: The TestResult instance to which to report results.
@return: C{True} if the method fails and no further method/fixture calls
should be made, C{False} otherwise.
"""
try:
runWithWarningsSuppressed(suppress, method)
except SkipTest as e:
result.addSkip(self, self._getSkipReason(method, e))
except:
reason = failure.Failure()
if todo is None or not todo.expected(reason):
if reason.check(self.failureException):
addResult = result.addFailure
else:
addResult = result.addError
addResult(self, reason)
else:
result.addExpectedFailure(self, reason, todo)
else:
return False
return True
def deprecatedDeferredGenerator(f):
"""
Calls L{deferredGenerator} while suppressing the deprecation warning.
@param f: Function to call
@return: Return value of function.
"""
return runWithWarningsSuppressed(
[ SUPPRESS(message="twisted.internet.defer.deferredGenerator was "
"deprecated") ],
deferredGenerator, f)
def deprecatedDeferredGenerator(f):
"""
Calls L{deferredGenerator} while suppressing the deprecation warning.
@param f: Function to call
@return: Return value of function.
"""
return runWithWarningsSuppressed([
SUPPRESS(message="twisted.internet.defer.deferredGenerator was "
"deprecated")
], deferredGenerator, f)
class DeferredTests(unittest.TestCase):
touched = False
def _cb_fail(self, reason):
self.fail(reason)
def _cb_error(self, reason):
raise RuntimeError(reason)
def _cb_skip(self, reason):
raise unittest.SkipTest(reason)
def _touchClass(self, ignored):
self.__class__.touched = True
def setUp(self):
self.__class__.touched = False
def test_pass(self):
return defer.succeed('success')
def test_passGenerated(self):
self._touchClass(None)
yield None
test_passGenerated = runWithWarningsSuppressed(
[ SUPPRESS(message="twisted.internet.defer.deferredGenerator was "
"deprecated") ],
defer.deferredGenerator, test_passGenerated)
@defer.inlineCallbacks
def test_passInlineCallbacks(self):
"""
Test case that is decorated with L{defer.inlineCallbacks}.
"""
self._touchClass(None)
yield None
def test_fail(self):
return defer.fail(self.failureException('I fail'))
def test_failureInCallback(self):
d = defer.succeed('fail')
d.addCallback(self._cb_fail)
return d
def test_errorInCallback(self):
d = defer.succeed('error')
d.addCallback(self._cb_error)
return d
def test_skip(self):
d = defer.succeed('skip')
d.addCallback(self._cb_skip)
d.addCallback(self._touchClass)
return d
def test_thread(self):
return threads.deferToThread(lambda : None)
def test_expectedFailure(self):
d = defer.succeed('todo')
d.addCallback(self._cb_error)
return d
test_expectedFailure.todo = "Expected failure"