/*
 * Copyright 2008 the original author or authors.
 *
 * 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.wamblee.system.graph.component;

import junit.framework.TestCase;

import org.wamblee.system.container.Container;
import org.wamblee.system.core.Component;
import org.wamblee.system.core.DefaultProvidedInterface;
import org.wamblee.system.core.Environment;
import org.wamblee.system.graph.DefaultEdge;
import org.wamblee.system.graph.DefaultNode;
import org.wamblee.system.graph.Edge;
import org.wamblee.system.graph.EdgeFilter;


/**
 * DOCUMENT ME!
 *
 * @author $author$
 * @version $Revision$
  */
public class ConnectExternalProvidedProvidedEdgeFilterTest extends TestCase {
    /**
     * DOCUMENT ME!
     */
    private Container container;

    /**
     * DOCUMENT ME!
     */
    private Component<Object> internal;

    /**
     * DOCUMENT ME!
     */
    private String externalInterfaceName;

    /**
     * DOCUMENT ME!
     */
    private String internalComponentName;

    /**
     * DOCUMENT ME!
     */
    private String internalInterfaceName;

    /**
     * DOCUMENT ME!
     */
    private Edge edge;

    /**
     * DOCUMENT ME!
     *
     * @throws Exception DOCUMENT ME!
     */
    @Override
    protected void setUp() throws Exception {
        container                 = new Container("container")
            .addProvidedInterface(new DefaultProvidedInterface("string",
                    String.class));
        internal                  = new Environment("env1");

        externalInterfaceName     = container.getProvidedInterfaces().get(0)
            .getName();
        internalComponentName     = internal.getName();
        internalInterfaceName     = internal.getProvidedInterfaces().get(0)
            .getName();

        edge                      = new DefaultEdge(new ExternalProvidedInterfaceNode(
                    container, container.getProvidedInterfaces().get(0)),
                new ProvidedInterfaceNode(internal,
                    internal.getProvidedInterfaces().get(0)));
    }

    /**
     * DOCUMENT ME!
     */
    public void testWrongExternal() {
        EdgeFilter filter = new ConnectExternalProvidedProvidedFilter(externalInterfaceName
                + "x", internalComponentName, internalInterfaceName);
        assertFalse(filter.isViolated(edge));
    }

    /**
     * DOCUMENT ME!
     */
    public void testRightExternalWrongComponent() {
        EdgeFilter filter = new ConnectExternalProvidedProvidedFilter(externalInterfaceName,
                internalComponentName + "x", internalInterfaceName);
        assertTrue(filter.isViolated(edge));
    }

    /**
     * DOCUMENT ME!
     */
    public void testRightExternalWrongInternal() {
        EdgeFilter filter = new ConnectExternalProvidedProvidedFilter(externalInterfaceName,
                internalComponentName, internalInterfaceName + "x");
        assertTrue(filter.isViolated(edge));
    }

    /**
     * DOCUMENT ME!
     */
    public void testEverythingRight() {
        EdgeFilter filter = new ConnectExternalProvidedProvidedFilter(externalInterfaceName,
                internalComponentName, internalInterfaceName);
        assertFalse(filter.isViolated(edge));
    }

    /**
     * DOCUMENT ME!
     */
    public void testWrongEdgeType() {
        EdgeFilter  filter = new ConnectExternalProvidedProvidedFilter(externalInterfaceName,
                internalComponentName, internalInterfaceName);
        DefaultEdge edge   = new DefaultEdge(new DefaultNode("x"),
                new DefaultNode("y"));
        assertFalse(filter.isViolated(edge));
    }
}