| /* |
| * 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.commons.beanutils2.converters; |
| |
| import junit.framework.TestCase; |
| import junit.framework.TestSuite; |
| |
| /** |
| * Tests for the ClassReloader utility class. |
| * |
| */ |
| |
| public class ClassReloaderTestCase extends TestCase { |
| |
| // ------------------------------------------------------------------------ |
| |
| public static class DummyClass { |
| } |
| |
| |
| public static TestSuite suite() { |
| return new TestSuite(ClassReloaderTestCase.class); |
| } |
| |
| // ------------------------------------------------------------------------ |
| |
| public ClassReloaderTestCase(final String name) { |
| super(name); |
| } |
| |
| /** |
| * Test basic operation of the ClassReloader. |
| */ |
| public void testBasicOperation() throws Exception { |
| final ClassLoader sharedLoader = this.getClass().getClassLoader(); |
| final ClassReloader componentLoader = new ClassReloader(sharedLoader); |
| |
| final Class<?> sharedClass = DummyClass.class; |
| final Class<?> componentClass = componentLoader.reload(sharedClass); |
| |
| // the two Class objects contain the same bytecode, but are not equal |
| assertTrue(sharedClass != componentClass); |
| |
| // the two class objects have different classloaders |
| assertSame(sharedLoader, sharedClass.getClassLoader()); |
| assertSame(componentLoader, componentClass.getClassLoader()); |
| assertTrue(sharedLoader != componentLoader); |
| |
| // verify that objects of these two types are not assignment-compatible |
| final Object obj1 = sharedClass.newInstance(); |
| final Object obj2 = componentClass.newInstance(); |
| |
| assertTrue("Obj1 class incorrect", sharedClass.isInstance(obj1)); |
| assertFalse("Obj1 class incorrect", componentClass.isInstance(obj1)); |
| assertFalse("Obj2 class incorrect", sharedClass.isInstance(obj2)); |
| assertTrue("Obj2 class incorrect", componentClass.isInstance(obj2)); |
| } |
| |
| } |
| |