| /** |
| * 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.yarn.util; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.junit.Test; |
| import static org.junit.Assert.*; |
| import static org.hamcrest.core.IsInstanceOf.*; |
| import static org.hamcrest.core.IsSame.*; |
| |
| /** |
| * A JUnit test to test {@link ResourceCalculatorPlugin} |
| */ |
| public class TestResourceCalculatorProcessTree { |
| |
| public static class EmptyProcessTree extends ResourceCalculatorProcessTree { |
| |
| public EmptyProcessTree(String pid) { |
| super(pid); |
| } |
| |
| public void updateProcessTree() { |
| } |
| |
| public String getProcessTreeDump() { |
| return "Empty tree for testing"; |
| } |
| |
| public long getRssMemorySize(int age) { |
| return 0; |
| } |
| @SuppressWarnings("deprecation") |
| public long getCumulativeRssmem(int age) { |
| return 0; |
| } |
| |
| public long getVirtualMemorySize(int age) { |
| return 0; |
| } |
| |
| @SuppressWarnings("deprecation") |
| public long getCumulativeVmem(int age) { |
| return 0; |
| } |
| |
| public long getCumulativeCpuTime() { |
| return 0; |
| } |
| |
| @Override |
| public float getCpuUsagePercent() { |
| return UNAVAILABLE; |
| } |
| |
| public boolean checkPidPgrpidForMatch() { |
| return false; |
| } |
| } |
| |
| @Test |
| public void testCreateInstance() { |
| ResourceCalculatorProcessTree tree; |
| tree = ResourceCalculatorProcessTree.getResourceCalculatorProcessTree("1", EmptyProcessTree.class, new Configuration()); |
| assertNotNull(tree); |
| assertThat(tree, instanceOf(EmptyProcessTree.class)); |
| } |
| |
| @Test |
| public void testCreatedInstanceConfigured() { |
| ResourceCalculatorProcessTree tree; |
| Configuration conf = new Configuration(); |
| tree = ResourceCalculatorProcessTree.getResourceCalculatorProcessTree("1", EmptyProcessTree.class, conf); |
| assertNotNull(tree); |
| assertThat(tree.getConf(), sameInstance(conf)); |
| } |
| } |