code: def _test_testing(self, dataset):
      n_ite = 0
      for i, (waveform, sample_rate, label) in enumerate(dataset):
          self.assertEqual(
              waveform, self.testing[i][0], atol=5e-5, rtol=1e-8
          )
          assert sample_rate == self.testing[i][1]
          assert label == self.testing[i][2]
          n_ite += 1
      assert n_ite == len(self.testing)
  
file_path: audio/test/torchaudio_unittest/datasets/gtzan_test.py
imports: import os
  from pathlib import Path
  from torchaudio.datasets import gtzan
  from torchaudio_unittest.common_utils import get_whitenoise, normalize_wav, save_wav, TempDirMixin, TorchaudioTestCase
label_desc: Use image node_id 5 for calling the TestGTZAN obj's underlying member method code with example usage: obj._test_testing(dataset) without return types