/*
* JBoss, Home of Professional Open Source
* Copyright 2005, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jbpm.jpdl.patterns;
import junit.framework.TestCase;
import org.jbpm.graph.def.ProcessDefinition;
import org.jbpm.graph.exe.Token;
import org.jbpm.graph.node.Merge;
/**
* http://is.tm.tue.nl/research/patterns/download/swf/pat_8.swf
*/
public class Wfp08MultiMergeTest extends TestCase {
private static ProcessDefinition multiMergeProcessDefinition = createMultiMergeProcessDefinition();
public static ProcessDefinition createMultiMergeProcessDefinition() {
ProcessDefinition processDefinition = ProcessDefinition.parseXmlString(
"<process-definition>" +
" <start-state name='start'>" +
" <transition to='a' />" +
" </start-state>" +
" <state name='a'>" +
" <transition to='multichoice' />" +
" </state>" +
" <fork name='multichoice'>" +
" <script>" +
" <variable name='transitionNames' access='write' />" +
" <expression>" +
" transitionNames = new ArrayList();" +
" if ( scenario == 1 ) {" +
" transitionNames.add( \"to b\" );" +
" } else if ( scenario == 2 ) {" +
" transitionNames.add( \"to c\" );" +
" } else if ( scenario >= 3 ) {" +
" transitionNames.add( \"to b\" );" +
" transitionNames.add( \"to c\" );" +
" }" +
" </expression>" +
" </script>" +
" <transition name='to b' to='b' />" +
" <transition name='to c' to='c' />" +
" </fork>" +
" <state name='b'>" +
" <transition to='multimerge' />" +
" </state>" +
" <state name='c'>" +
" <transition to='multimerge' />" +
" </state>" +
" <merge name='multimerge'>" +
" <transition to='d' />" +
" </merge>" +
" <state name='d' />" +
"</process-definition>"
);
return processDefinition;
}
public void testMultiMergeScenario1() {
ProcessDefinition pd = multiMergeProcessDefinition;
Token root = Wfp06MultiChoiceTest.executeScenario(pd,1);
Token tokenB = root.getChild("to b");
tokenB.signal();
assertSame( pd.getNode("d"), tokenB.getNode() );
}
public void testMultiMergeScenario2() {
ProcessDefinition pd = multiMergeProcessDefinition;
Token root = Wfp06MultiChoiceTest.executeScenario(pd,2);
Token tokenC = root.getChild("to c");
tokenC.signal();
assertSame( pd.getNode("d"), tokenC.getNode() );
}
private static ProcessDefinition synchronizingMultiMergeProcessDefinition = createSynchronizingMultiMergeProcessDefinition();
public static ProcessDefinition createSynchronizingMultiMergeProcessDefinition() {
ProcessDefinition pd = createMultiMergeProcessDefinition();
// get the multimerge handler
Merge merge = (Merge) pd.getNode("multimerge");
merge.setSynchronized( true );
return pd;
}
public void testMultiMergeScenario3() {
ProcessDefinition pd = synchronizingMultiMergeProcessDefinition;
Token root = Wfp06MultiChoiceTest.executeScenario(pd,3);
Token tokenB = root.getChild("to b");
Token tokenC = root.getChild("to c");
tokenB.signal();
assertSame( pd.getNode("multimerge"), tokenB.getNode() );
assertSame( pd.getNode("c"), tokenC.getNode() );
tokenC.signal();
assertSame( pd.getNode("d"), tokenB.getNode() );
assertSame( pd.getNode("d"), tokenC.getNode() );
}
public void testMultiMergeScenario4() {
ProcessDefinition pd = synchronizingMultiMergeProcessDefinition;
Token root = Wfp06MultiChoiceTest.executeScenario(pd,4);
Token tokenB = root.getChild("to b");
Token tokenC = root.getChild("to c");
tokenC.signal();
assertSame( pd.getNode("b"), tokenB.getNode() );
assertSame( pd.getNode("multimerge"), tokenC.getNode() );
tokenB.signal();
assertSame( pd.getNode("d"), tokenB.getNode() );
assertSame( pd.getNode("d"), tokenC.getNode() );
}
public void testMultiMergeScenario5() {
ProcessDefinition pd = multiMergeProcessDefinition;
Token root = Wfp06MultiChoiceTest.executeScenario(pd,5);
Token tokenB = root.getChild("to b");
Token tokenC = root.getChild("to c");
tokenB.signal();
assertSame( pd.getNode("d"), tokenB.getNode() );
assertSame( pd.getNode("c"), tokenC.getNode() );
tokenC.signal();
assertSame( pd.getNode("d"), tokenB.getNode() );
assertSame( pd.getNode("d"), tokenC.getNode() );
}
public void testMultiMergeScenario6() {
ProcessDefinition pd = multiMergeProcessDefinition;
Token root = Wfp06MultiChoiceTest.executeScenario(pd,6);
Token tokenB = root.getChild("to b");
Token tokenC = root.getChild("to c");
tokenC.signal();
assertSame( pd.getNode("b"), tokenB.getNode() );
assertSame( pd.getNode("d"), tokenC.getNode() );
tokenB.signal();
assertSame( pd.getNode("d"), tokenB.getNode() );
assertSame( pd.getNode("d"), tokenC.getNode() );
}
}