@Test
  public void testInsertTagIntoMetricName() {
    Assert.assertEquals("rpc.rpc.client.CallQueueLength",
      PropertyHelper.insertTagInToMetricName("client", "rpc.rpc.CallQueueLength", "metrics/rpc/"));

    Assert.assertEquals("rpc.rpc.client.CallQueueLength",
      PropertyHelper.insertTagInToMetricName("client", "rpc.rpc.CallQueueLength", "metrics/rpc/"));

    Assert.assertEquals("metrics/rpc/client/CallQueueLen",
      PropertyHelper.insertTagInToMetricName("client", "metrics/rpc/CallQueueLen", "metrics/rpc/"));

    Assert.assertEquals("metrics/rpc/client/CallQueueLen",
      PropertyHelper.insertTagInToMetricName("client", "metrics/rpc/CallQueueLen", "metrics/rpc/"));

    Assert.assertEquals("rpcdetailed.rpcdetailed.client.FsyncAvgTime",
      PropertyHelper.insertTagInToMetricName("client", "rpcdetailed.rpcdetailed.FsyncAvgTime", "metrics/rpc/"));
    Assert.assertEquals("metrics/rpcdetailed/client/fsync_avg_time",
      PropertyHelper.insertTagInToMetricName("client", "metrics/rpcdetailed/fsync_avg_time", "metrics/rpc/"));
  }
Test to make sure that no JMX metrics are marked as point in time.
ambari-server/src/test/java/org/apache/ambari/server/controller/utilities/PropertyHelperTest.java