/*
 * 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.tuscany.core.wire;

import org.apache.tuscany.spi.component.AtomicComponent;
import org.apache.tuscany.spi.wire.Wire;

import junit.framework.TestCase;
import org.easymock.EasyMock;

/**
 * @version $Rev$ $Date$
 */
public class WireImplTestCase extends TestCase {

    /**
     * Tests that the target wire returns null if there is no connected wire. This behavior is needed for optional
     * autowires.
     */
    public void testGetNonExistentTarget() throws Exception {
        Wire wire = new WireImpl();
        assertNull(wire.getTargetInstance());
    }

    public void testTargetInstance() throws Exception {
        Wire wire = new WireImpl();
        AtomicComponent component = EasyMock.createMock(AtomicComponent.class);
        EasyMock.expect(component.getTargetInstance()).andReturn(new Object());
        EasyMock.replay(component);
        wire.setTarget(component);
        assertNotNull(wire.getTargetInstance());
    }

}