def test_getArgsBadListener():
pytest.raises(ListenerMismatchError, getArgs, 1)
try:
getArgs(1)
except ListenerMismatchError:
exc = sys.exc_info()[1]
msg = 'Listener "int" (from module "__main__") inadequate: type "int" not supported'
assert str(exc) == msg
def test_getArgsBadListener():
pytest.raises( ListenerMismatchError, getArgs, 1)
try:
getArgs(1)
except ListenerMismatchError:
exc = sys.exc_info()[1]
msg = 'Listener "int" (from module "__main__") inadequate: type "int" not supported'
assert str(exc) == msg
def test_WantTopic():
# Test the correct determination of whether want topic
# auto-passed during sendMessage() calls.
# first check proper breakdown of listener args:
def listener(a, b=1): pass
argsInfo = CallArgsInfo(listener)
assert None == argsInfo.autoTopicArgName
msgTopic = 'auto'
class MyListener:
def method(self, a, b=1, auto=Listener.AUTO_TOPIC): pass
listener = MyListener()
argsInfo = getArgs(listener.method)
assert msgTopic == argsInfo.autoTopicArgName
assert ('a','b') == argsInfo.allParams
class MyFunctor:
def __call__(self, a, b=1, auto=Listener.AUTO_TOPIC): pass
listener = MyFunctor()
argsInfo = getArgs(listener)
assert msgTopic == argsInfo.autoTopicArgName
assert ('a','b') == argsInfo.allParams
# now some white box testing of validator that makes use of args info:
def checkWantTopic(validate, listener, wantTopicAsArg=None):
argsInfo = getArgs(listener)
assert argsInfo.autoTopicArgName == wantTopicAsArg
validate(listener)
validator = ListenerValidator([], ['a'])
validate = validator.validate
def noWant(a=1): pass
def want1(a=1, auto=Listener.AUTO_TOPIC): pass
checkWantTopic(validate, noWant)
checkWantTopic(validate, want1, msgTopic)
validator = ListenerValidator(['a'], ['b'])
validate = validator.validate
def noWant2(a, b=1): pass
def want2(a, auto=Listener.AUTO_TOPIC, b=1): pass
checkWantTopic(validate, noWant2)
checkWantTopic(validate, want2, msgTopic)
# topic that has Listener.AUTO_TOPIC as an arg rather than kwarg
validator = ListenerValidator([msgTopic], ['b'])
validate = validator.validate
def noWant3(auto, b=1): pass
checkWantTopic(validate, noWant3)
def test4_WantTopic():
# Test the correct determination of whether want topic
# auto-passed during sendMessage() calls.
# first check proper breakdown of listener args:
def listener(a, b=1): pass
argsInfo = CallArgsInfo(listener, 0)
assert None == argsInfo.autoTopicArgName
msgTopic = 'auto'
class MyListener:
def method(self, a, b=1, auto=Listener.AUTO_TOPIC): pass
listener = MyListener()
argsInfo = getArgs(listener.method)
assert msgTopic == argsInfo.autoTopicArgName
assert ['a','b'] == argsInfo.allParams
# now some white box testing of validator that makes use of args info:
def checkWantTopic(validate, listener, wantTopicAsArg=None):
argsInfo = getArgs(listener)
assert argsInfo.autoTopicArgName == wantTopicAsArg
validate(listener)
validator = ListenerValidator([], ['a'])
validate = validator.validate
def noWant(a=1): pass
def want1(a=1, auto=Listener.AUTO_TOPIC): pass
checkWantTopic(validate, noWant)
checkWantTopic(validate, want1, msgTopic)
validator = ListenerValidator(['a'], ['b'])
validate = validator.validate
def noWant2(a, b=1): pass
def want2(a, auto=Listener.AUTO_TOPIC, b=1): pass
checkWantTopic(validate, noWant2)
checkWantTopic(validate, want2, msgTopic)
# topic that has Listener.AUTO_TOPIC as an arg rather than kwarg
validator = ListenerValidator([msgTopic], ['b'])
validate = validator.validate
def noWant3(auto, b=1): pass
checkWantTopic(validate, noWant3)
def checkWantTopic(validate, listener, wantTopicAsArg=None):
argsInfo = getArgs(listener)
assert argsInfo.autoTopicArgName == wantTopicAsArg
validate(listener)
def checkWantTopic(validate, listener, wantTopicAsArg=None):
argsInfo = getArgs(listener)
assert argsInfo.autoTopicArgName == wantTopicAsArg
validate(listener)
