/*
 * 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 org.wamblee.system.container.Application;
import org.wamblee.system.container.Container;
import org.wamblee.system.core.Component;
import org.wamblee.system.core.DefaultRequiredInterface;
import org.wamblee.system.core.RequiredInterface;
import org.wamblee.system.graph.DefaultEdge;
import org.wamblee.system.graph.DefaultNode;
import org.wamblee.system.graph.Edge;
import org.wamblee.system.graph.EdgeFilter;
import org.wamblee.system.graph.Node;

import junit.framework.TestCase;

public class ConnectRequiredExternallyRequiredEdgeFilterTest extends TestCase {

    private Component<?> _comp;
    private Container _container;
    private Edge _edge;

    @Override
    protected void setUp() throws Exception {
        _comp = new Application();
        _container = new Container("container")
                .addRequiredInterface(new DefaultRequiredInterface("x",
                        String.class));
        Node req = new RequiredInterfaceNode(_comp, _comp
                .getRequiredInterfaces().get(0));
        Node external = new ExternalRequiredInterfaceNode(_container,
                _container.getRequiredInterfaces().get(0));
        _edge = new DefaultEdge(req, external);
    }

    public void testRightComponentRightInterface() {
        EdgeFilter filter = new ConnectRequiredExternallyRequiredEdgeFilter(
                _comp.getName(), _comp.getRequiredInterfaces().get(0).getName(),
                _container.getRequiredInterfaces().get(0).getName());
        assertFalse(filter.isViolated(_edge));
    }

    public void testWrongInterface() {
        EdgeFilter filter = new ConnectRequiredExternallyRequiredEdgeFilter(
                _comp.getName(), _comp.getRequiredInterfaces().get(0).getName()
                        + "xx", _container.getRequiredInterfaces().get(0).getName());
        assertFalse(filter.isViolated(_edge));
    }

    public void testWrongComponent() {
        EdgeFilter filter = new ConnectRequiredExternallyRequiredEdgeFilter(
                _comp.getName() + "xx", _comp.getRequiredInterfaces().get(0)
                        .getName(), _container.getRequiredInterfaces().get(0)
                        .getName());
        assertFalse(filter.isViolated(_edge));
    }

    public void testWrongExternalInterface() {
        EdgeFilter filter = new ConnectRequiredExternallyRequiredEdgeFilter(
                _comp.getName(), _comp.getRequiredInterfaces().get(0).getName(),
                _container.getRequiredInterfaces().get(0).getName() + "xx");
        assertTrue(filter.isViolated(_edge));
    }

    public void testWrongEdgeType() {
        DefaultEdge edge = new DefaultEdge(new DefaultNode("x"),
                new DefaultNode("y"));
        EdgeFilter filter = new ConnectRequiredExternallyRequiredEdgeFilter(
                _comp.getName(), _comp.getRequiredInterfaces().get(0).getName(),
                _container.getRequiredInterfaces().get(0).getName());
        assertFalse(filter.isViolated(edge));
    }
}