| /** |
| * 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.storm.messaging; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| import org.apache.storm.Config; |
| import org.apache.storm.daemon.worker.WorkerState; |
| import org.apache.storm.task.GeneralTopologyContext; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNull; |
| import static org.junit.Assert.assertTrue; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.when; |
| |
| public class DeserializingConnectionCallbackTest { |
| private static final byte[] messageBytes = new byte[3]; |
| private static TaskMessage message; |
| |
| @Before |
| public void setUp() throws Exception { |
| // Setup a test message |
| message = mock(TaskMessage.class); |
| when(message.task()).thenReturn(456); // destination taskId |
| when(message.message()).thenReturn(messageBytes); |
| } |
| |
| |
| @Test |
| public void testUpdateMetricsConfigOff() { |
| Map<String, Object> config = new HashMap<>(); |
| config.put(Config.TOPOLOGY_SERIALIZED_MESSAGE_SIZE_METRICS, Boolean.FALSE); |
| DeserializingConnectionCallback withoutMetrics = |
| new DeserializingConnectionCallback(config, mock(GeneralTopologyContext.class), mock( |
| WorkerState.ILocalTransferCallback.class)); |
| |
| // Metrics are off, verify null |
| assertNull(withoutMetrics.getValueAndReset()); |
| |
| // Add our messages and verify no metrics are recorded |
| withoutMetrics.updateMetrics(123, message); |
| assertNull(withoutMetrics.getValueAndReset()); |
| } |
| |
| @Test |
| public void testUpdateMetricsConfigOn() { |
| Map<String, Object> config = new HashMap<>(); |
| config.put(Config.TOPOLOGY_SERIALIZED_MESSAGE_SIZE_METRICS, Boolean.TRUE); |
| DeserializingConnectionCallback withMetrics = |
| new DeserializingConnectionCallback(config, mock(GeneralTopologyContext.class), mock( |
| WorkerState.ILocalTransferCallback.class)); |
| |
| // Starting empty |
| Object metrics = withMetrics.getValueAndReset(); |
| assertTrue(metrics instanceof Map); |
| assertTrue(((Map) metrics).isEmpty()); |
| |
| // Add messages |
| withMetrics.updateMetrics(123, message); |
| withMetrics.updateMetrics(123, message); |
| |
| // Verify recorded messages size metrics |
| metrics = withMetrics.getValueAndReset(); |
| assertTrue(metrics instanceof Map); |
| assertEquals(6L, ((Map) metrics).get("123-456")); |
| } |
| } |