  @Test
  public void failedRBLookup() {


    MessageConveyor mc = new MessageConveyor(Locale.CHINA);
    try {
      mc.getMessage(Colors.BLUE);
      fail("missing exception");
    } catch (MessageConveyorException e) {
      assertEquals(
          "Failed to locate resource bundle [colors] for locale [zh_CN] for enum type [ch.qos.cal10n.sample.Colors]",
          e.getMessage());
    }
  }