public static synchronized void d(final String tag, String text) {
    if (msLogger.supportsD()) {
      msLogger.d(tag, text);
      addLog(LVL_D, tag, text);
    }
  }
@Test
  public void testD() throws Exception {
    Logger.d("mTag", "Text with %d digits", 1);
    Mockito.verify(mMockLog).d("mTag", "Text with 1 digits");

    Logger.d("mTag", "Text with no digits");
    Mockito.verify(mMockLog).d("mTag", "Text with no digits");
  }