| /* |
| * 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.nemo.compiler.optimizer.pass.compiletime.annotating; |
| |
| import org.apache.nemo.client.JobLauncher; |
| import org.apache.nemo.common.ir.IRDAG; |
| import org.apache.nemo.common.ir.vertex.SourceVertex; |
| import org.apache.nemo.common.ir.vertex.executionproperty.ParallelismProperty; |
| import org.apache.nemo.compiler.CompilerTestUtil; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.powermock.core.classloader.annotations.PrepareForTest; |
| import org.powermock.modules.junit4.PowerMockRunner; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| /** |
| * Test {@link DefaultParallelismPass}. |
| */ |
| @RunWith(PowerMockRunner.class) |
| @PrepareForTest(JobLauncher.class) |
| public class DefaultParallelismPassTest { |
| private IRDAG compiledDAG; |
| |
| @Before |
| public void setUp() throws Exception { |
| compiledDAG = CompilerTestUtil.compileALSDAG(); |
| } |
| |
| @Test |
| public void testAnnotatingPass() { |
| final AnnotatingPass parallelismPass = new DefaultParallelismPass(); |
| assertTrue(parallelismPass.getExecutionPropertiesToAnnotate().contains(ParallelismProperty.class)); |
| } |
| |
| @Test |
| public void testParallelismOne() { |
| final IRDAG processedDAG = new DefaultParallelismPass().apply(compiledDAG); |
| |
| processedDAG.getTopologicalSort().forEach(irVertex -> |
| assertEquals(1, irVertex.getPropertyValue(ParallelismProperty.class).get().longValue())); |
| } |
| |
| @Test |
| public void testParallelismTen() { |
| final int desiredSourceParallelism = 10; |
| final IRDAG processedDAG = new DefaultParallelismPass(desiredSourceParallelism, 2).apply(compiledDAG); |
| |
| processedDAG.getTopologicalSort().stream() |
| .filter(irVertex -> irVertex instanceof SourceVertex) |
| .forEach(irVertex -> assertEquals(desiredSourceParallelism, |
| irVertex.getPropertyValue(ParallelismProperty.class).get().longValue())); |
| } |
| } |