@Test
public void testMetricsCache() {
MetricsSystem ms = new MetricsSystemImpl("cache");
ms.start();
try {
String p1 = "root1";
String leafQueueName = "root1.leaf";
QueueMetrics p1Metrics = QueueMetrics.forQueue(ms, p1, null, true, conf);
Queue parentQueue1 = make(stub(Queue.class).returning(p1Metrics).from.getMetrics());
QueueMetrics metrics = QueueMetrics.forQueue(ms, leafQueueName, parentQueue1, true, conf);
Assert.assertNotNull("QueueMetrics for A shoudn't be null", metrics);
// Re-register to check for cache hit, shouldn't blow up metrics-system...
// also, verify parent-metrics
QueueMetrics alterMetrics =
QueueMetrics.forQueue(ms, leafQueueName, parentQueue1, true, conf);
Assert.assertNotNull("QueueMetrics for alterMetrics shoudn't be null", alterMetrics);
} finally {
ms.shutdown();
}
}
