| /** |
| * 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 |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * 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.metrics2.impl; |
| |
| import static org.junit.Assert.assertTrue; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.when; |
| |
| import java.io.IOException; |
| import java.net.DatagramPacket; |
| import java.net.DatagramSocket; |
| import java.nio.charset.Charset; |
| import java.util.ArrayList; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Set; |
| |
| import org.apache.hadoop.metrics2.AbstractMetric; |
| import org.apache.hadoop.metrics2.MetricType; |
| import org.apache.hadoop.metrics2.MetricsRecord; |
| import org.apache.hadoop.metrics2.MetricsTag; |
| import org.apache.hadoop.metrics2.sink.StatsDSink; |
| import org.apache.hadoop.metrics2.sink.StatsDSink.StatsD; |
| import org.junit.Test; |
| import org.mockito.internal.util.reflection.Whitebox; |
| |
| public class TestStatsDMetrics { |
| |
| private AbstractMetric makeMetric(String name, Number value, |
| MetricType type) { |
| AbstractMetric metric = mock(AbstractMetric.class); |
| when(metric.name()).thenReturn(name); |
| when(metric.value()).thenReturn(value); |
| when(metric.type()).thenReturn(type); |
| return metric; |
| } |
| |
| @Test(timeout=3000) |
| public void testPutMetrics() throws IOException, InterruptedException { |
| final StatsDSink sink = new StatsDSink(); |
| List<MetricsTag> tags = new ArrayList<MetricsTag>(); |
| tags.add(new MetricsTag(MsInfo.Hostname, "host")); |
| tags.add(new MetricsTag(MsInfo.Context, "jvm")); |
| tags.add(new MetricsTag(MsInfo.ProcessName, "process")); |
| Set<AbstractMetric> metrics = new HashSet<AbstractMetric>(); |
| metrics.add(makeMetric("foo1", 1.25, MetricType.COUNTER)); |
| metrics.add(makeMetric("foo2", 2.25, MetricType.GAUGE)); |
| final MetricsRecord record = |
| new MetricsRecordImpl(MsInfo.Context, (long) 10000, tags, metrics); |
| |
| try (DatagramSocket sock = new DatagramSocket()) { |
| sock.setReceiveBufferSize(8192); |
| final StatsDSink.StatsD mockStatsD = |
| new StatsD(sock.getLocalAddress().getHostName(), |
| sock.getLocalPort()); |
| Whitebox.setInternalState(sink, "statsd", mockStatsD); |
| final DatagramPacket p = new DatagramPacket(new byte[8192], 8192); |
| sink.putMetrics(record); |
| sock.receive(p); |
| |
| String result =new String(p.getData(), 0, p.getLength(), |
| Charset.forName("UTF-8")); |
| assertTrue( |
| "Received data did not match data sent", |
| result.equals("host.process.jvm.Context.foo1:1.25|c") || |
| result.equals("host.process.jvm.Context.foo2:2.25|g")); |
| |
| } finally { |
| sink.close(); |
| } |
| } |
| |
| @Test(timeout=3000) |
| public void testPutMetrics2() throws IOException { |
| StatsDSink sink = new StatsDSink(); |
| List<MetricsTag> tags = new ArrayList<MetricsTag>(); |
| tags.add(new MetricsTag(MsInfo.Hostname, null)); |
| tags.add(new MetricsTag(MsInfo.Context, "jvm")); |
| tags.add(new MetricsTag(MsInfo.ProcessName, "process")); |
| Set<AbstractMetric> metrics = new HashSet<AbstractMetric>(); |
| metrics.add(makeMetric("foo1", 1, MetricType.COUNTER)); |
| metrics.add(makeMetric("foo2", 2, MetricType.GAUGE)); |
| MetricsRecord record = |
| new MetricsRecordImpl(MsInfo.Context, (long) 10000, tags, metrics); |
| |
| try (DatagramSocket sock = new DatagramSocket()) { |
| sock.setReceiveBufferSize(8192); |
| final StatsDSink.StatsD mockStatsD = |
| new StatsD(sock.getLocalAddress().getHostName(), |
| sock.getLocalPort()); |
| Whitebox.setInternalState(sink, "statsd", mockStatsD); |
| final DatagramPacket p = new DatagramPacket(new byte[8192], 8192); |
| sink.putMetrics(record); |
| sock.receive(p); |
| String result = |
| new String(p.getData(), 0, p.getLength(), Charset.forName("UTF-8")); |
| |
| assertTrue("Received data did not match data sent", |
| result.equals("process.jvm.Context.foo1:1|c") || |
| result.equals("process.jvm.Context.foo2:2|g")); |
| } finally { |
| sink.close(); |
| } |
| } |
| |
| } |