docstr: Tests parsing of saved plugin metadata.
code: def test_parse_plugin_metadata(self):
      """Tests parsing of saved plugin metadata."""
      self._create_metadata()
      parsed_metadata = metadata.parse_plugin_metadata(
          self.summary_metadata.plugin_data.content
      )
      self.assertEqual(self.name, parsed_metadata.name)
      self.assertEqual(
          plugin_data_pb2.MeshPluginData.ContentType.Value("VERTEX"),
          parsed_metadata.content_type,
      )
      self.assertEqual(self.shape, parsed_metadata.shape)
      self.assertEqual(self.json_config, parsed_metadata.json_config)
      self.assertEqual(self.components, parsed_metadata.components)
  
file_path: tensorboard/tensorboard/plugins/mesh/metadata_test.py
imports: import tensorflow
  from tensorboard.plugins.mesh import metadata
  from tensorboard.plugins.mesh import plugin_data_pb2
label_desc: Use image node_id 4 for calling the MetadataTest obj's underlying member method code with example usage: obj.test_parse_plugin_metadata() without return types