/*
* 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.lang3.concurrent;
import org.junit.Before;
/**
* Test class for {@code LazyInitializer}.
*
* @version $Id$
*/
public class LazyInitializerTest extends AbstractConcurrentInitializerTest {
/** The initializer to be tested. */
private LazyInitializerTestImpl initializer;
@Before
public void setUp() throws Exception {
initializer = new LazyInitializerTestImpl();
}
/**
* Returns the initializer to be tested. This implementation returns the
* {@code LazyInitializer} created in the {@code setUp()} method.
*
* @return the initializer to be tested
*/
@Override
protected ConcurrentInitializer<Object> createInitializer() {
return initializer;
}
/**
* A test implementation of LazyInitializer. This class creates a plain
* Object. As Object does not provide a specific equals() method, it is easy
* to check whether multiple instances were created.
*/
private static class LazyInitializerTestImpl extends
LazyInitializer<Object> {
@Override
protected Object initialize() {
return new Object();
}
}
}