| /** |
| * 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.scheduler; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| import org.apache.storm.Config; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| /** |
| * Unit tests for {@link Cluster}. |
| */ |
| public class ClusterTest { |
| |
| /** This should match the value in Cluster.getAssignedMemoryForSlot. */ |
| final double TOPOLOGY_WORKER_DEFAULT_MEMORY_ALLOCATION = 768.0; |
| |
| private Map<String, Object> getConfig(String key, Object value) { |
| Map<String, Object> topConf = getEmptyConfig(); |
| topConf.put(key, value); |
| return topConf; |
| } |
| |
| private Map<String, Object> getEmptyConfig() { |
| Map<String, Object> topConf = new HashMap<>(); |
| return topConf; |
| } |
| |
| private Map<String, Object> getPopulatedConfig() { |
| Map<String, Object> topConf = new HashMap<>(); |
| topConf.put(Config.TOPOLOGY_WORKER_GC_CHILDOPTS, "-Xmx128m"); |
| topConf.put(Config.WORKER_GC_CHILDOPTS, "-Xmx256m"); |
| topConf.put(Config.TOPOLOGY_WORKER_CHILDOPTS, "-Xmx512m"); |
| topConf.put(Config.WORKER_CHILDOPTS, "-Xmx768m"); |
| topConf.put(Config.WORKER_HEAP_MEMORY_MB, 1024); |
| topConf.put(Config.TOPOLOGY_WORKER_LOGWRITER_CHILDOPTS, "-Xmx64m"); |
| return topConf; |
| } |
| |
| /** |
| * Test Cluster.getAssignedMemoryForSlot with a single config value set. |
| * @param key - the config key to set |
| * @param value - the config value to set |
| * @param expectedValue - the expected result |
| */ |
| private void singleValueTest(String key, String value, double expectedValue) { |
| Map<String, Object> topConf = getConfig(key, value); |
| Assert.assertEquals(expectedValue, Cluster.getAssignedMemoryForSlot(topConf), 0); |
| } |
| |
| @Test |
| public void getAssignedMemoryForSlot_allNull() { |
| Map<String, Object> topConf = getEmptyConfig(); |
| Assert.assertEquals(TOPOLOGY_WORKER_DEFAULT_MEMORY_ALLOCATION, Cluster.getAssignedMemoryForSlot(topConf), 0); |
| } |
| |
| @Test |
| public void getAssignedMemoryForSlot_topologyWorkerGcChildopts() { |
| singleValueTest(Config.TOPOLOGY_WORKER_GC_CHILDOPTS, "-Xmx128m", 128.0); |
| } |
| |
| @Test |
| public void getAssignedMemoryForSlot_workerGcChildopts() { |
| singleValueTest(Config.WORKER_GC_CHILDOPTS, "-Xmx256m", 256.0); |
| } |
| |
| @Test |
| public void getAssignedMemoryForSlot_topologyWorkerChildopts() { |
| singleValueTest(Config.TOPOLOGY_WORKER_CHILDOPTS, "-Xmx512m", 512.0); |
| } |
| |
| @Test |
| public void getAssignedMemoryForSlot_workerChildopts() { |
| singleValueTest(Config.WORKER_CHILDOPTS, "-Xmx768m", 768.0); |
| } |
| |
| @Test |
| public void getAssignedMemoryForSlot_workerHeapMemoryMb() { |
| Map<String, Object> topConf = getConfig(Config.WORKER_HEAP_MEMORY_MB, 1024); |
| Assert.assertEquals(1024.0, Cluster.getAssignedMemoryForSlot(topConf), 0); |
| } |
| |
| @Test |
| public void getAssignedMemoryForSlot_topologyWorkerLwChildopts() { |
| singleValueTest(Config.TOPOLOGY_WORKER_LOGWRITER_CHILDOPTS, "-Xmx64m", |
| TOPOLOGY_WORKER_DEFAULT_MEMORY_ALLOCATION + 64.0); |
| } |
| |
| @Test |
| public void getAssignedMemoryForSlot_all() { |
| Map<String, Object> topConf = getPopulatedConfig(); |
| Assert.assertEquals(128.0 + 64.0, Cluster.getAssignedMemoryForSlot(topConf), 0); |
| } |
| } |