DefaultVolleyerConfigurationFactory { public static VolleyerConfiguration create() { return ConfigurationHolder.getConfiguration(); }  static NetworkResponseParser createNetworkResponseParser(); static RequestCreator createRequestCreator(); static RequestExecutor createRequestExecutor(); static ErrorListener createErrorListener(); static VolleyerConfiguration create();  }
@Test public void volleyerConfigurationShouldSameInstance() { VolleyerConfiguration configuration = DefaultVolleyerConfigurationFactory.create(); VolleyerConfiguration otherConfiguration = DefaultVolleyerConfigurationFactory.create(); assertThat(configuration, is(otherConfiguration)); }