def test_lookup(self):
        assert event.Priority.lookup(event.Priority.CORE) is event.Priority.CORE
        assert event.Priority.lookup(event.Priority.CORE.value) is event.Priority.CORE
        assert event.Priority.lookup(-12312412) == -12312412
def after_request(response):
    response.headers.add('X-Test', 'This is only test.')
    response.headers.add('Access-Control-Allow-Origin', '*')  # TODO: set to real origin
    return response