test_dsfaker.py 文件源码

def test_values_single(self):
        time_delay_sec = 0.005
        tdg = TimeDelayedGenerator(generator=ConstantValueGenerator(21, dtype=np.uint16), time_delay_sec=time_delay_sec)

        start_time = datetime.datetime.now()
        for _ in range(100):
            tdg.get_single()
        end_time = datetime.datetime.now()
        elapsed_timedelta = (end_time - start_time)
        assert datetime.timedelta(seconds=.47) <= elapsed_timedelta <= datetime.timedelta(seconds=.53)

        tdg = TimeDelayedGenerator(generator=ConstantValueGenerator(21, dtype=np.uint16),
                                   time_delay_generator=ConstantValueGenerator(time_delay_sec, dtype=np.float16))

        start_time = datetime.datetime.now()
        for _ in range(100):
            tdg.get_single()
        end_time = datetime.datetime.now()
        elapsed_timedelta = (end_time - start_time)
        assert datetime.timedelta(seconds=.47) <= elapsed_timedelta <= datetime.timedelta(seconds=.53)