| /* |
| * 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.htrace.impl; |
| |
| import org.apache.htrace.HTraceConfiguration; |
| import org.apache.htrace.Span; |
| import org.apache.htrace.TraceCreator; |
| import org.junit.Assert; |
| import org.junit.Rule; |
| import org.junit.Test; |
| |
| import java.io.IOException; |
| |
| public class TestFlumeSpanReceiver { |
| @Rule |
| public TraceCreator traceCreator = new TraceCreator(); |
| @Rule |
| public FakeFlume flumeServer = new FakeFlume(); |
| |
| @Test |
| public void testSimpleTraces() throws IOException, InterruptedException { |
| traceCreator.addReceiver(new FlumeSpanReceiver( |
| HTraceConfiguration.fromKeyValuePairs( |
| FlumeSpanReceiver.FLUME_PORT_KEY, Integer.toString(flumeServer.getPort()) |
| ) |
| )); |
| |
| Span rootSpan = new MilliSpan.Builder(). |
| description("root"). |
| traceId(1). |
| spanId(100). |
| processId("test"). |
| begin(System.currentTimeMillis()). |
| build(); |
| Span innerOne = rootSpan.child("Some good work"); |
| Span innerTwo = innerOne.child("Some more good work"); |
| innerTwo.stop(); |
| Assert.assertTrue(flumeServer.nextEventBodyAsString().contains(innerTwo.getDescription())); |
| innerOne.stop(); |
| Assert.assertTrue(flumeServer.nextEventBodyAsString().contains(innerOne.getDescription())); |
| rootSpan.addKVAnnotation("foo", "bar"); |
| rootSpan.addTimelineAnnotation("timeline"); |
| rootSpan.stop(); |
| Assert.assertTrue(flumeServer.nextEventBodyAsString().contains(rootSpan.getDescription())); |
| } |
| |
| @Test |
| public void testConcurrency() throws IOException { |
| traceCreator.addReceiver(new FlumeSpanReceiver( |
| HTraceConfiguration.fromKeyValuePairs( |
| FlumeSpanReceiver.FLUME_PORT_KEY, Integer.toString(flumeServer.getPort()) |
| ) |
| )); |
| |
| flumeServer.alwaysOk(); |
| traceCreator.createThreadedTrace(); |
| } |
| |
| @Test |
| public void testResilience() throws IOException { |
| traceCreator.addReceiver(new FlumeSpanReceiver( |
| HTraceConfiguration.fromKeyValuePairs( |
| FlumeSpanReceiver.FLUME_PORT_KEY, Integer.toString(flumeServer.getPort()) |
| ) |
| )); |
| |
| flumeServer.alwaysFail(); |
| traceCreator.createThreadedTrace(); |
| } |
| } |