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* JBoss, Home of Professional Open Source
* Copyright 2012, Red Hat Middleware LLC, and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* Licensed 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.jboss.arquillian.container.spring.embedded;
import org.jboss.shrinkwrap.api.ShrinkWrap;
import org.jboss.shrinkwrap.api.classloader.ShrinkWrapClassLoader;
import org.jboss.shrinkwrap.api.spec.JavaArchive;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
/**
* <p>Tests {@link ContextClassLoaderManager} class.</p>
*
* @author <a href="mailto:jmnarloch@gmail.com">Jakub Narloch</a>
*/
public class ContextClassLoaderManagerTestCase {
/**
* <p>Represents the instance of tested class.</p>
*/
private ContextClassLoaderManager instance;
/**
* <p>Instance of {@link ShrinkWrapClassLoader} used for testing.</p>
*/
private ShrinkWrapClassLoader shrinkWrapClassLoader;
/**
* <p>Represents the thread class loader.</p>
*/
private ClassLoader threadClassLoader;
/**
* <p>Sets up the test environment.</p>
*/
@Before
public void setUp() {
threadClassLoader = Thread.currentThread().getContextClassLoader();
shrinkWrapClassLoader = new ShrinkWrapClassLoader(ShrinkWrap.create(JavaArchive.class));
instance = new ContextClassLoaderManager(shrinkWrapClassLoader);
}
/**
* <p>Tears down the test environment.</p>
*/
@After
public void tearDown() {
Thread.currentThread().setContextClassLoader(threadClassLoader);
}
/**
* <p>Tests {@link ContextClassLoaderManager#ContextClassLoaderManager(ShrinkWrapClassLoader)} constructor.</p>
*/
@Test
public void testCtor() {
instance = new ContextClassLoaderManager(shrinkWrapClassLoader);
}
/**
* <p>Tests {@link ContextClassLoaderManager#ContextClassLoaderManager(ShrinkWrapClassLoader)} constructor when
* shrinkWrapClassLoader is null.</p>
*
* <p>{@link IllegalArgumentException} is expected.</p>
*/
@Test(expected = IllegalArgumentException.class)
public void testCtorNull() {
new ContextClassLoaderManager(null);
}
/**
* <p>Tests the {@link ContextClassLoaderManager#enable()} method.</p>
*/
@Test
public void testEnable() {
instance.enable();
assertEquals("The class loader hasn't been set.", shrinkWrapClassLoader,
Thread.currentThread().getContextClassLoader());
}
/**
* <p>Tests the {@link ContextClassLoaderManager#enable()} method.</p>
*/
@Test
public void testDisable() {
instance.enable();
instance.disable();
assertEquals("The class loader hasn't been restored.", threadClassLoader,
Thread.currentThread().getContextClassLoader());
}
}