/*
* 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.impalaframework.graph;
import java.util.List;
import org.impalaframework.graph.CyclicDependencyException;
import org.impalaframework.graph.Vertex;
import junit.framework.TestCase;
/**
* Based on the original source code from Apache Avalon
* @author <a href="mailto:dev@avalon.apache.org">Avalon Development Team</a>
* @author Phil Zoio
*/
public class VertexTestCase extends TestCase
{
public VertexTestCase( String name )
{
super( name );
}
public void testSortMethods()
{
Vertex v = new Vertex( "Root" );
List<Vertex> deps = v.getDependencies();
assertNotNull( deps );
assertEquals( 0, deps.size() );
assertEquals( null, v.getModuleDefinition() );
assertEquals( "Root", v.getName() );
assertEquals( 0, v.getOrder() );
Vertex w = new Vertex( "Child" );
v.addDependency( w );
deps = v.getDependencies();
assertNotNull( deps );
assertEquals( 1, deps.size() );
v.reset();
w.reset();
try
{
v.resolveOrder();
w.resolveOrder();
}
catch ( CyclicDependencyException e )
{
fail( "Unexpected cyclic exception: " + e );
}
assertEquals( 1, v.getOrder() );
assertEquals( 0, w.getOrder() );
}
}