def METHOD_NAME(self, start_time, delay, slots):
    executor = ScenarioExecutorEmul()
    executor.delay = delay
    prov = LocalProvisioningEmul()
    prov.executors = [executor]
    prov.start_time = start_time
    prov.available_slots = slots
    prov._start_modules()
    if slots == 0:
        return prov.available_slots == slots
    else:
        return prov.available_slots == slots - 1