| /** |
| * 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.camel.util; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| |
| import junit.framework.TestCase; |
| |
| /** |
| * @version |
| */ |
| public class OrderedComparatorTest extends TestCase { |
| |
| @SuppressWarnings("unchecked") |
| public void testOrderedComparator() throws Exception { |
| List<Ordered> answer = new ArrayList<Ordered>(); |
| answer.add(new MyOrder(0)); |
| answer.add(new MyOrder(2)); |
| answer.add(new MyOrder(1)); |
| answer.add(new MyOrder(5)); |
| answer.add(new MyOrder(4)); |
| |
| Collections.sort(answer, new OrderedComparator()); |
| |
| assertEquals(0, answer.get(0).getOrder()); |
| assertEquals(1, answer.get(1).getOrder()); |
| assertEquals(2, answer.get(2).getOrder()); |
| assertEquals(4, answer.get(3).getOrder()); |
| assertEquals(5, answer.get(4).getOrder()); |
| } |
| |
| @SuppressWarnings("unchecked") |
| public void testOrderedComparatorReverse() throws Exception { |
| List<Ordered> answer = new ArrayList<Ordered>(); |
| answer.add(new MyOrder(0)); |
| answer.add(new MyOrder(2)); |
| answer.add(new MyOrder(1)); |
| answer.add(new MyOrder(5)); |
| answer.add(new MyOrder(4)); |
| |
| Collections.sort(answer, new OrderedComparator(true)); |
| |
| assertEquals(5, answer.get(0).getOrder()); |
| assertEquals(4, answer.get(1).getOrder()); |
| assertEquals(2, answer.get(2).getOrder()); |
| assertEquals(1, answer.get(3).getOrder()); |
| assertEquals(0, answer.get(4).getOrder()); |
| } |
| |
| @SuppressWarnings("unchecked") |
| public void testOrderedComparatorHigh() throws Exception { |
| List<Ordered> answer = new ArrayList<Ordered>(); |
| answer.add(new MyOrder(0)); |
| answer.add(new MyOrder(2)); |
| answer.add(new MyOrder(200)); |
| answer.add(new MyOrder(50)); |
| answer.add(new MyOrder(Ordered.HIGHEST)); |
| answer.add(new MyOrder(4)); |
| |
| Collections.sort(answer, new OrderedComparator()); |
| |
| assertEquals(Ordered.HIGHEST, answer.get(0).getOrder()); |
| assertEquals(0, answer.get(1).getOrder()); |
| assertEquals(2, answer.get(2).getOrder()); |
| assertEquals(4, answer.get(3).getOrder()); |
| assertEquals(50, answer.get(4).getOrder()); |
| assertEquals(200, answer.get(5).getOrder()); |
| } |
| |
| @SuppressWarnings("unchecked") |
| public void testOrderedComparatorHighReverse() throws Exception { |
| List<Ordered> answer = new ArrayList<Ordered>(); |
| answer.add(new MyOrder(0)); |
| answer.add(new MyOrder(2)); |
| answer.add(new MyOrder(200)); |
| answer.add(new MyOrder(50)); |
| answer.add(new MyOrder(Ordered.HIGHEST)); |
| answer.add(new MyOrder(4)); |
| |
| Collections.sort(answer, new OrderedComparator(true)); |
| |
| assertEquals(200, answer.get(0).getOrder()); |
| assertEquals(50, answer.get(1).getOrder()); |
| assertEquals(4, answer.get(2).getOrder()); |
| assertEquals(2, answer.get(3).getOrder()); |
| assertEquals(0, answer.get(4).getOrder()); |
| assertEquals(Ordered.HIGHEST, answer.get(5).getOrder()); |
| } |
| |
| @SuppressWarnings("unchecked") |
| public void testOrderedComparatorLow() throws Exception { |
| List<Ordered> answer = new ArrayList<Ordered>(); |
| answer.add(new MyOrder(0)); |
| answer.add(new MyOrder(-2)); |
| answer.add(new MyOrder(200)); |
| answer.add(new MyOrder(50)); |
| answer.add(new MyOrder(Ordered.LOWEST)); |
| answer.add(new MyOrder(-4)); |
| |
| Collections.sort(answer, new OrderedComparator()); |
| |
| assertEquals(-4, answer.get(0).getOrder()); |
| assertEquals(-2, answer.get(1).getOrder()); |
| assertEquals(0, answer.get(2).getOrder()); |
| assertEquals(50, answer.get(3).getOrder()); |
| assertEquals(200, answer.get(4).getOrder()); |
| assertEquals(Ordered.LOWEST, answer.get(5).getOrder()); |
| } |
| |
| @SuppressWarnings("unchecked") |
| public void testOrderedComparatorLowReverse() throws Exception { |
| List<Ordered> answer = new ArrayList<Ordered>(); |
| answer.add(new MyOrder(0)); |
| answer.add(new MyOrder(-2)); |
| answer.add(new MyOrder(200)); |
| answer.add(new MyOrder(50)); |
| answer.add(new MyOrder(Ordered.LOWEST)); |
| answer.add(new MyOrder(-4)); |
| |
| Collections.sort(answer, new OrderedComparator(true)); |
| |
| assertEquals(Ordered.LOWEST, answer.get(0).getOrder()); |
| assertEquals(200, answer.get(1).getOrder()); |
| assertEquals(50, answer.get(2).getOrder()); |
| assertEquals(0, answer.get(3).getOrder()); |
| assertEquals(-2, answer.get(4).getOrder()); |
| assertEquals(-4, answer.get(5).getOrder()); |
| } |
| |
| private static final class MyOrder implements Ordered { |
| |
| private final int order; |
| |
| private MyOrder(int order) { |
| this.order = order; |
| } |
| |
| public int getOrder() { |
| return order; |
| } |
| |
| @Override |
| public String toString() { |
| return "" + order; |
| } |
| } |
| } |