| /** |
| * 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.server.resourcemanager.scheduler.capacity; |
| |
| import java.lang.reflect.Method; |
| import java.util.Arrays; |
| import java.util.Collection; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import org.apache.hadoop.yarn.api.records.Resource; |
| import org.junit.Assert; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| @RunWith(Parameterized.class) |
| public class TestQueueCapacities { |
| private static final Log LOG = LogFactory.getLog(TestQueueCapacities.class); |
| private String suffix; |
| |
| @Parameterized.Parameters |
| public static Collection<String[]> getParameters() { |
| return Arrays.asList(new String[][] { |
| { "Capacity" }, |
| { "AbsoluteCapacity" }, |
| { "UsedCapacity" }, |
| { "AbsoluteUsedCapacity" }, |
| { "MaximumCapacity" }, |
| { "AbsoluteMaximumCapacity" }, |
| { "MaxAMResourcePercentage" }, |
| { "ReservedCapacity" }, |
| { "AbsoluteReservedCapacity" }}); |
| } |
| |
| public TestQueueCapacities(String suffix) { |
| this.suffix = suffix; |
| } |
| |
| private static float get(QueueCapacities obj, String suffix, |
| String label) throws Exception { |
| return executeByName(obj, "get" + suffix, label, -1f); |
| } |
| |
| private static void set(QueueCapacities obj, String suffix, |
| String label, float value) throws Exception { |
| executeByName(obj, "set" + suffix, label, value); |
| } |
| |
| // Use reflection to avoid too much avoid code |
| private static float executeByName(QueueCapacities obj, String methodName, |
| String label, float value) throws Exception { |
| // We have 4 kinds of method |
| // 1. getXXX() : float |
| // 2. getXXX(label) : float |
| // 3. setXXX(float) : void |
| // 4. setXXX(label, float) : void |
| if (methodName.startsWith("get")) { |
| float result; |
| if (label == null) { |
| // 1. |
| Method method = QueueCapacities.class.getDeclaredMethod(methodName); |
| result = (float) method.invoke(obj); |
| } else { |
| // 2. |
| Method method = |
| QueueCapacities.class.getDeclaredMethod(methodName, String.class); |
| result = (float) method.invoke(obj, label); |
| } |
| return result; |
| } else { |
| if (label == null) { |
| // 3. |
| Method method = |
| QueueCapacities.class.getDeclaredMethod(methodName, Float.TYPE); |
| method.invoke(obj, value); |
| } else { |
| // 4. |
| Method method = |
| QueueCapacities.class.getDeclaredMethod(methodName, String.class, |
| Float.TYPE); |
| method.invoke(obj, label, value); |
| } |
| return -1f; |
| } |
| } |
| |
| private void internalTestModifyAndRead(String label) throws Exception { |
| QueueCapacities qc = new QueueCapacities(false); |
| |
| // First get returns 0 always |
| Assert.assertEquals(0f, get(qc, suffix, label), 1e-8); |
| |
| // Set to 1, and check |
| set(qc, suffix, label, 1f); |
| Assert.assertEquals(1f, get(qc, suffix, label), 1e-8); |
| |
| // Set to 2, and check |
| set(qc, suffix, label, 2f); |
| Assert.assertEquals(2f, get(qc, suffix, label), 1e-8); |
| } |
| |
| void check(int mem, int cpu, Resource res) { |
| Assert.assertEquals(mem, res.getMemorySize()); |
| Assert.assertEquals(cpu, res.getVirtualCores()); |
| } |
| |
| @Test |
| public void testModifyAndRead() throws Exception { |
| LOG.info("Test - " + suffix); |
| internalTestModifyAndRead(null); |
| internalTestModifyAndRead("label"); |
| } |
| } |