| /* |
| * 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.lucene.monitor; |
| |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.concurrent.ExecutorService; |
| |
| public class TestPartitionMatcher extends ConcurrentMatcherTestBase { |
| |
| @Override |
| protected <T extends QueryMatch> MatcherFactory<T> matcherFactory(ExecutorService executor, MatcherFactory<T> factory, int threads) { |
| return PartitionMatcher.factory(executor, factory, threads); |
| } |
| |
| public void testPartitions() { |
| |
| List<String> terms = Arrays.asList("1", "2", "3", "4", "5", "6", "7", "8", "9", "10"); |
| |
| List<List<String>> partitions = PartitionMatcher.partition(terms, 2); |
| assertTrue(partitions.contains(Arrays.asList("1", "2", "3", "4", "5"))); |
| assertTrue(partitions.contains(Arrays.asList("6", "7", "8", "9", "10"))); |
| |
| partitions = PartitionMatcher.partition(terms, 3); |
| assertTrue(partitions.contains(Arrays.asList("1", "2", "3"))); |
| assertTrue(partitions.contains(Arrays.asList("4", "5", "6"))); |
| assertTrue(partitions.contains(Arrays.asList("7", "8", "9", "10"))); |
| |
| partitions = PartitionMatcher.partition(terms, 4); |
| assertTrue(partitions.contains(Arrays.asList("1", "2"))); |
| assertTrue(partitions.contains(Arrays.asList("3", "4", "5"))); |
| assertTrue(partitions.contains(Arrays.asList("6", "7"))); |
| assertTrue(partitions.contains(Arrays.asList("8", "9", "10"))); |
| |
| partitions = PartitionMatcher.partition(terms, 6); |
| assertTrue(partitions.contains(Collections.singletonList("1"))); |
| assertTrue(partitions.contains(Arrays.asList("2", "3"))); |
| assertTrue(partitions.contains(Arrays.asList("4", "5"))); |
| assertTrue(partitions.contains(Collections.singletonList("6"))); |
| assertTrue(partitions.contains(Arrays.asList("7", "8"))); |
| assertTrue(partitions.contains(Arrays.asList("9", "10"))); |
| |
| } |
| } |