@Override
  public List<Metric> getMetrics() {
    return asList(UNANALYZED_C, UNANALYZED_CPP);
  }
@Test
  public void count_metrics() {
    UnanalyzedLanguageMetrics coreCustomMetrics = new UnanalyzedLanguageMetrics();
    List<Metric> metrics = coreCustomMetrics.getMetrics();
    assertThat(metrics).hasSize(2);
  }