def METHOD_NAME(audio_process_handler,
                 manifest_path,
                 num_test_cases,
                 random_seed=0):
    """Warming-up test."""
    with jsonlines.open(manifest_path) as reader:
        manifest = list(reader)
    rng = random.Random(random_seed)
    samples = rng.sample(manifest, num_test_cases)
    for idx, sample in enumerate(samples):
        print("Warm-up Test Case %d: %s" % (idx, sample['feat']))
        start_time = time.time()
        transcript = audio_process_handler(sample['feat'])
        finish_time = time.time()
        print("Response Time: %f, Transcript: %s" %
              (finish_time - start_time, transcript))