class_docstr: Test get_media_uri_info function on an uri
class_docstr_tok: ["Test","get_media_uri_info","function","on","an","uri"]
docstr: Test mp3 decoding
docstr_tok: ["Test","mp3","decoding"]
code: def testMp3(self):
      "Test mp3 decoding"
      self.source = samples["sweep.mp3"]
      self.expected_depth = 16  # ?
      self.test_exact_duration = False
  
imports: from __future__ import division
  import unittest
  from unit_timeside import TestRunner
  from timeside.plugins.decoder.utils import get_uri, get_media_uri_info, path2uri
  from timeside.core.tools.test_samples import samples
  import os.path
label_desc: Use image node_id 8 for calling the TestGetMediaInfo obj's underlying member method code with example usage: obj.testMp3() without return types