| /* |
| * 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.geode.internal.size; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotEquals; |
| import static org.mockito.Mockito.mock; |
| |
| import org.junit.Test; |
| |
| import org.apache.geode.distributed.internal.InternalDistributedSystem; |
| import org.apache.geode.internal.logging.LogService; |
| |
| public class ReflectionObjectSizerJUnitTest { |
| |
| @Test |
| public void skipsSizingDistributedSystem() { |
| Object referenceObject = mock(InternalDistributedSystem.class); |
| checkSizeDoesNotChange(referenceObject); |
| } |
| |
| @Test |
| public void skipsSizingClassLoader() { |
| checkSizeDoesNotChange(Thread.currentThread().getContextClassLoader()); |
| } |
| |
| @Test |
| public void skipsSizingLogger() { |
| checkSizeDoesNotChange(LogService.getLogger()); |
| } |
| |
| private void checkSizeDoesNotChange(final Object referenceObject) { |
| final ReflectionObjectSizer sizer = ReflectionObjectSizer.getInstance(); |
| final TestObject nullReference = new TestObject(null); |
| int sizeWithoutReference = sizer.sizeof(nullReference); |
| final TestObject distributedSystemReference = new TestObject(referenceObject); |
| final TestObject stringReference = new TestObject("hello"); |
| |
| assertEquals(sizeWithoutReference, sizer.sizeof(distributedSystemReference)); |
| assertNotEquals(sizeWithoutReference, sizer.sizeof(stringReference)); |
| } |
| |
| private static class TestObject { |
| |
| public TestObject(final Object reference) { |
| this.reference = reference; |
| } |
| |
| Object reference = null; |
| } |
| |
| } |