def test_cannot_add_invalid_callable(self):
manager = Registry()
with self.assertRaises(TypeError):
manager.scan("not a valid callable")
def test_invalid_function_fails(self):
def handler(cmd):
pass
manager = Registry()
with self.assertRaises(TypeError):
manager.scan(handler)
def init_registry(handler):
registry = Registry()
registry.scan(handler)
return registry
def test_execute(self):
manager = Registry()
manager.scan(FakeCommandHandler)
bus = LocalCommandBus(manager)
assert isinstance(bus.execute(FakeCommand()), FakeEvent)
def test_iter(self):
manager = Registry()
manager.scan(FakeCommandHandler)
assert len(list(manager)) == 1
manager.scan(FakeCommand2Handler)
assert len(list(manager)) == 2
def commands(app):
handlers = Registry()
for module in app.config.get('CMDR_HANDLERS'):
handlers.scan(importlib.import_module(module))
return LocalCommandBus(handlers)
