def test_in_state_by_name_for_an_invalid_state(self):
start_state = State(name='start')
busy_state = State(name='busy')
do_work_event = Event(name='do_work', source_states=[start_state], destination_state=busy_state)
fsm = StateMachine(states=set([start_state, busy_state]),
events=set([do_work_event]),
initial_state=start_state)
fsm.activate()
with pytest.raises(StateMachineError) as context:
fsm.in_state_by_name('stop')
expected_exception = context.value
assert expected_exception.identifier == STATE_MACHINE.STATE_NOT_FOUND_IDENTIFIER
def test_in_state_by_name_for_wrong_current_state(self):
start_state = State(name='start')
busy_state = State(name='busy')
do_work_event = Event(name='do_work', source_states=[start_state], destination_state=busy_state)
fsm = StateMachine(states=set([start_state, busy_state]),
events=set([do_work_event]),
initial_state=start_state)
fsm.activate()
assert fsm.in_state_by_name('busy') == False
