def _validate_topic_or_service_name(self, topic_or_service_name, *, is_service=False):
name = self.get_name()
namespace = self.get_namespace()
validate_node_name(name)
validate_namespace(namespace)
validate_topic_name(topic_or_service_name, is_service=is_service)
expanded_topic_or_service_name = expand_topic_name(topic_or_service_name, name, namespace)
validate_full_topic_name(expanded_topic_or_service_name, is_service=is_service)
def test_validate_topic_name_failures_service(self):
# service name may not contain '?'
with self.assertRaisesRegex(InvalidServiceNameException,
'must not contain characters'):
validate_topic_name('/invalid_service?', is_service=True)
# service name must start with number in any token
with self.assertRaisesRegex(InvalidServiceNameException,
'must not start with a number'):
validate_topic_name('invalid/42service', is_service=True)
def test_validate_topic_name_failures(self):
# topic name may not contain '?'
with self.assertRaisesRegex(InvalidTopicNameException,
'must not contain characters'):
validate_topic_name('/invalid_topic?')
# topic name must start with number in any token
with self.assertRaisesRegex(InvalidTopicNameException,
'must not start with a number'):
validate_topic_name('invalid/42topic')
def test_validate_topic_name(self):
tests = [
'chatter',
'{node}/chatter',
'~/chatter',
]
for topic in tests:
# Will raise if invalid
validate_topic_name(topic)
def _count_publishers_or_subscribers(self, topic_name, func):
fq_topic_name = expand_topic_name(topic_name, self.get_name(),
self.get_namespace())
validate_topic_name(fq_topic_name)
return func(self.handle, fq_topic_name)
def TopicNameArg(value):
try:
validate_topic_name(value)
except InvalidTopicNameException as e:
raise argparse.ArgumentTypeError(str(e))
return value
