| /* |
| * Copyright 2017 HugeGraph Authors |
| * |
| * 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 com.baidu.hugegraph.unit.util; |
| |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| |
| import org.junit.Test; |
| |
| import com.baidu.hugegraph.testutil.Assert; |
| import com.baidu.hugegraph.unit.BaseUnitTest; |
| import com.baidu.hugegraph.util.InsertionOrderUtil; |
| import com.google.common.collect.ImmutableList; |
| |
| public class InsertionOrderUtilTest extends BaseUnitTest { |
| |
| @Test |
| public void testSet() { |
| Set<Integer> set = InsertionOrderUtil.newSet(); |
| set.add(4); |
| set.add(2); |
| set.add(5); |
| set.add(1); |
| set.add(3); |
| |
| Assert.assertEquals(ImmutableList.of(4, 2, 5, 1, 3), |
| ImmutableList.copyOf(set)); |
| } |
| |
| @Test |
| public void testSetWithInitialCapacity() { |
| Set<Integer> set = InsertionOrderUtil.newSet(3); |
| set.add(4); |
| set.add(2); |
| set.add(5); |
| set.add(1); |
| set.add(3); |
| |
| Assert.assertEquals(ImmutableList.of(4, 2, 5, 1, 3), |
| ImmutableList.copyOf(set)); |
| } |
| |
| @Test |
| public void testSetCopy() { |
| Set<Integer> set = InsertionOrderUtil.newSet(); |
| set.add(4); |
| set.add(2); |
| set.add(5); |
| set.add(1); |
| set.add(3); |
| Assert.assertEquals(ImmutableList.of(4, 2, 5, 1, 3), |
| ImmutableList.copyOf(set)); |
| |
| Set<Integer> set2 = InsertionOrderUtil.newSet(set); |
| set2.add(6); |
| set2.add(1); |
| |
| Assert.assertEquals(ImmutableList.of(4, 2, 5, 1, 3, 6), |
| ImmutableList.copyOf(set2)); |
| Assert.assertEquals(ImmutableList.of(4, 2, 5, 1, 3), |
| ImmutableList.copyOf(set)); |
| } |
| |
| @Test |
| public void testList() { |
| List<Integer> list = InsertionOrderUtil.newList(); |
| list.add(4); |
| list.add(2); |
| list.add(5); |
| list.add(1); |
| list.add(3); |
| |
| Assert.assertEquals(ImmutableList.of(4, 2, 5, 1, 3), |
| ImmutableList.copyOf(list)); |
| } |
| |
| @Test |
| public void testListWithInitialCapacity() { |
| List<Integer> list = InsertionOrderUtil.newList(3); |
| list.add(4); |
| list.add(2); |
| list.add(5); |
| list.add(1); |
| list.add(3); |
| |
| Assert.assertEquals(ImmutableList.of(4, 2, 5, 1, 3), |
| ImmutableList.copyOf(list)); |
| } |
| |
| @Test |
| public void testListCopy() { |
| List<Integer> list = InsertionOrderUtil.newList(); |
| list.add(4); |
| list.add(2); |
| list.add(5); |
| list.add(1); |
| list.add(3); |
| Assert.assertEquals(ImmutableList.of(4, 2, 5, 1, 3), |
| ImmutableList.copyOf(list)); |
| |
| List<Integer> list2 = InsertionOrderUtil.newList(list); |
| list2.add(6); |
| list2.add(1); |
| |
| Assert.assertEquals(ImmutableList.of(4, 2, 5, 1, 3, 6, 1), |
| ImmutableList.copyOf(list2)); |
| Assert.assertEquals(ImmutableList.of(4, 2, 5, 1, 3), |
| ImmutableList.copyOf(list)); |
| } |
| |
| @Test |
| public void testMap() { |
| Map<Integer, Integer> map = InsertionOrderUtil.newMap(); |
| map.put(4, 4); |
| map.put(2, 2); |
| map.put(5, 5); |
| map.put(1, 1); |
| map.put(3, 3); |
| |
| Assert.assertEquals(ImmutableList.of(4, 2, 5, 1, 3), |
| ImmutableList.copyOf(map.keySet())); |
| } |
| |
| @Test |
| public void testMapWithInitialCapacity() { |
| Map<Integer, Integer> map = InsertionOrderUtil.newMap(3); |
| map.put(4, 4); |
| map.put(2, 2); |
| map.put(5, 5); |
| map.put(1, 1); |
| map.put(3, 3); |
| |
| Assert.assertEquals(ImmutableList.of(4, 2, 5, 1, 3), |
| ImmutableList.copyOf(map.keySet())); |
| } |
| |
| @Test |
| public void testMapCopy() { |
| Map<Integer, Integer> map = InsertionOrderUtil.newMap(3); |
| map.put(4, 4); |
| map.put(2, 2); |
| map.put(5, 5); |
| map.put(1, 1); |
| map.put(3, 3); |
| Assert.assertEquals(ImmutableList.of(4, 2, 5, 1, 3), |
| ImmutableList.copyOf(map.keySet())); |
| |
| Map<Integer, Integer> map2 = InsertionOrderUtil.newMap(map); |
| map2.put(6, 6); |
| map2.put(1, 7); |
| Assert.assertEquals(ImmutableList.of(4, 2, 5, 1, 3, 6), |
| ImmutableList.copyOf(map2.keySet())); |
| |
| Assert.assertEquals(ImmutableList.of(4, 2, 5, 1, 3), |
| ImmutableList.copyOf(map.keySet())); |
| } |
| } |