| /** |
| * 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.datatorrent.lib.util; |
| |
| import java.util.Objects; |
| |
| import org.junit.Test; |
| |
| import org.apache.commons.lang.math.RandomUtils; |
| import org.apache.commons.lang3.RandomStringUtils; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| |
| /** |
| * Unit test for KryoCloneUtils |
| */ |
| public class KryoCloneUtilsTest |
| { |
| |
| @Test |
| public void testGetClone() throws Exception |
| { |
| TestEntity from = getTestEntity(5); |
| KryoCloneUtils<TestEntity> cloneUtils = KryoCloneUtils.createCloneUtils(from); |
| TestEntity to = cloneUtils.getClone(); |
| assertFalse(from == to); |
| assertEquals(from, to); |
| assertFalse(from.transientProp.equals(to.transientProp)); |
| } |
| |
| @Test |
| public void testGetClones() throws Exception |
| { |
| TestEntity from = getTestEntity(5); |
| KryoCloneUtils<TestEntity> cloneUtils = KryoCloneUtils.createCloneUtils(from); |
| TestEntity[] to = cloneUtils.getClones(10); |
| for (TestEntity te : to) { |
| assertFalse(te == from); |
| assertEquals(from, te); |
| assertFalse(from.transientProp.equals(te.transientProp)); |
| } |
| } |
| |
| @Test |
| public void testCloneObject() throws Exception |
| { |
| TestEntity from = getTestEntity(5); |
| TestEntity to = KryoCloneUtils.cloneObject(from); |
| assertFalse(from == to); |
| assertEquals(from, to); |
| assertFalse(from.transientProp.equals(to.transientProp)); |
| } |
| |
| private TestEntity getTestEntity(int depth) |
| { |
| TestEntity returnVal = null; |
| TestEntity curr = null; |
| while (depth-- > 0) { |
| if (curr == null) { |
| curr = returnVal = new TestEntity(); |
| } else { |
| curr.nestedProp = new TestEntity(); |
| curr = curr.nestedProp; |
| } |
| } |
| return returnVal; |
| } |
| |
| static class TestEntity |
| { |
| |
| String strProp = RandomStringUtils.random(10); |
| |
| int intProp = RandomUtils.nextInt(1000); |
| |
| // transient should be skipped |
| transient String transientProp = RandomStringUtils.random(20); |
| |
| // deep clone should be supported |
| TestEntity nestedProp = null; |
| |
| @Override |
| public boolean equals(Object o) |
| { |
| if (this == o) { |
| return true; |
| } |
| if (o == null || getClass() != o.getClass()) { |
| return false; |
| } |
| TestEntity that = (TestEntity)o; |
| return Objects.equals(intProp, that.intProp) && |
| Objects.equals(strProp, that.strProp) && |
| Objects.equals(nestedProp, that.nestedProp); |
| } |
| |
| @Override |
| public int hashCode() |
| { |
| return Objects.hash(strProp, intProp, nestedProp); |
| } |
| |
| @Override |
| public String toString() |
| { |
| return "TestEntity{" + |
| "strProp='" + strProp + '\'' + |
| ", intProp=" + intProp + |
| ", transientProp='" + transientProp + '\'' + |
| ", nestedProp=" + nestedProp + |
| '}'; |
| } |
| } |
| |
| } |