| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * <p> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p> |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.hadoop.hdfs.server.namenode.metrics; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.hdfs.server.namenode.top.TopConf; |
| import org.apache.hadoop.hdfs.server.namenode.top.metrics.TopMetrics; |
| import org.apache.hadoop.metrics2.MetricsCollector; |
| import org.apache.hadoop.metrics2.MetricsRecordBuilder; |
| import org.apache.hadoop.metrics2.lib.Interns; |
| import org.junit.Test; |
| |
| import static org.apache.hadoop.hdfs.server.namenode.top.metrics.TopMetrics.TOPMETRICS_METRICS_SOURCE_NAME; |
| import static org.apache.hadoop.test.MetricsAsserts.getMetrics; |
| import static org.mockito.Mockito.times; |
| import static org.mockito.Mockito.verify; |
| |
| /** |
| * Test for MetricsSource part of the {@link TopMetrics} impl. |
| */ |
| public class TestTopMetrics { |
| @Test |
| public void testPresence() { |
| Configuration conf = new Configuration(); |
| TopConf topConf = new TopConf(conf); |
| TopMetrics topMetrics = new TopMetrics(conf, |
| topConf.nntopReportingPeriodsMs); |
| // Dummy command |
| topMetrics.report("test", "listStatus"); |
| topMetrics.report("test", "listStatus"); |
| topMetrics.report("test", "listStatus"); |
| |
| MetricsRecordBuilder rb = getMetrics(topMetrics); |
| MetricsCollector mc = rb.parent(); |
| |
| verify(mc).addRecord(TOPMETRICS_METRICS_SOURCE_NAME + ".windowMs=60000"); |
| verify(mc).addRecord(TOPMETRICS_METRICS_SOURCE_NAME + ".windowMs=300000"); |
| verify(mc).addRecord(TOPMETRICS_METRICS_SOURCE_NAME + ".windowMs=1500000"); |
| |
| verify(rb, times(3)).addCounter(Interns.info("op=listStatus.TotalCount", |
| "Total operation count"), 3L); |
| verify(rb, times(3)).addCounter(Interns.info("op=*.TotalCount", |
| "Total operation count"), 3L); |
| |
| verify(rb, times(3)).addCounter(Interns.info("op=listStatus." + |
| "user=test.count", "Total operations performed by user"), 3L); |
| } |
| } |