| package org.apache.maven.surefire.api.util; |
| |
| /* |
| * 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. |
| */ |
| |
| import org.apache.maven.surefire.api.runorder.RunEntryStatisticsMap; |
| import org.apache.maven.surefire.api.testset.RunOrderParameters; |
| |
| import java.util.ArrayList; |
| import java.util.Calendar; |
| import java.util.Collections; |
| import java.util.Comparator; |
| import java.util.LinkedHashSet; |
| import java.util.List; |
| |
| /** |
| * Applies the final runorder of the tests |
| * |
| * @author Kristian Rosenvold |
| */ |
| public class DefaultRunOrderCalculator |
| implements RunOrderCalculator |
| { |
| private final Comparator<Class> sortOrder; |
| |
| private final RunOrder[] runOrder; |
| |
| private final RunOrderParameters runOrderParameters; |
| |
| private final int threadCount; |
| |
| public DefaultRunOrderCalculator( RunOrderParameters runOrderParameters, int threadCount ) |
| { |
| this.runOrderParameters = runOrderParameters; |
| this.threadCount = threadCount; |
| this.runOrder = runOrderParameters.getRunOrder(); |
| this.sortOrder = this.runOrder.length > 0 ? getSortOrderComparator( this.runOrder[0] ) : null; |
| } |
| |
| @Override |
| @SuppressWarnings( "checkstyle:magicnumber" ) |
| public TestsToRun orderTestClasses( TestsToRun scannedClasses ) |
| { |
| List<Class<?>> result = new ArrayList<>( 512 ); |
| |
| for ( Class<?> scannedClass : scannedClasses ) |
| { |
| result.add( scannedClass ); |
| } |
| |
| orderTestClasses( result, runOrder.length != 0 ? runOrder[0] : null ); |
| return new TestsToRun( new LinkedHashSet<>( result ) ); |
| } |
| |
| private void orderTestClasses( List<Class<?>> testClasses, RunOrder runOrder ) |
| { |
| if ( RunOrder.RANDOM.equals( runOrder ) ) |
| { |
| Collections.shuffle( testClasses ); |
| } |
| else if ( RunOrder.FAILEDFIRST.equals( runOrder ) ) |
| { |
| RunEntryStatisticsMap stat = RunEntryStatisticsMap.fromFile( runOrderParameters.getRunStatisticsFile() ); |
| List<Class<?>> prioritized = stat.getPrioritizedTestsByFailureFirst( testClasses ); |
| testClasses.clear(); |
| testClasses.addAll( prioritized ); |
| |
| } |
| else if ( RunOrder.BALANCED.equals( runOrder ) ) |
| { |
| RunEntryStatisticsMap stat = RunEntryStatisticsMap.fromFile( runOrderParameters.getRunStatisticsFile() ); |
| List<Class<?>> prioritized = stat.getPrioritizedTestsClassRunTime( testClasses, threadCount ); |
| testClasses.clear(); |
| testClasses.addAll( prioritized ); |
| |
| } |
| else if ( sortOrder != null ) |
| { |
| Collections.sort( testClasses, sortOrder ); |
| } |
| } |
| |
| private Comparator<Class> getSortOrderComparator( RunOrder runOrder ) |
| { |
| if ( RunOrder.ALPHABETICAL.equals( runOrder ) ) |
| { |
| return getAlphabeticalComparator(); |
| } |
| else if ( RunOrder.REVERSE_ALPHABETICAL.equals( runOrder ) ) |
| { |
| return getReverseAlphabeticalComparator(); |
| } |
| else if ( RunOrder.HOURLY.equals( runOrder ) ) |
| { |
| final int hour = Calendar.getInstance().get( Calendar.HOUR_OF_DAY ); |
| return ( ( hour % 2 ) == 0 ) ? getAlphabeticalComparator() : getReverseAlphabeticalComparator(); |
| } |
| else |
| { |
| return null; |
| } |
| } |
| |
| private Comparator<Class> getReverseAlphabeticalComparator() |
| { |
| return new Comparator<Class>() |
| { |
| @Override |
| public int compare( Class o1, Class o2 ) |
| { |
| return o2.getName().compareTo( o1.getName() ); |
| } |
| }; |
| } |
| |
| private Comparator<Class> getAlphabeticalComparator() |
| { |
| return new Comparator<Class>() |
| { |
| @Override |
| public int compare( Class o1, Class o2 ) |
| { |
| return o1.getName().compareTo( o2.getName() ); |
| } |
| }; |
| } |
| } |