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* 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 java.util.Collection;
import org.jbpm.AbstractJbpmTestCase;
import org.jbpm.graph.def.ProcessDefinition;
import org.jbpm.graph.exe.ProcessInstance;
import org.jbpm.graph.exe.Token;
import org.jbpm.graph.node.InterleaveStart;
import org.jbpm.graph.node.State;
/**
* http://is.tm.tue.nl/research/patterns/download/swf/pat_17.swf
*/
public class Wfp18InterleavedParallelRoutingTest extends AbstractJbpmTestCase {
int scenario = -1;
private ProcessDefinition processDefinition = ProcessDefinition.parseXmlString(
"<process-definition>" +
" <start-state name='a'>" +
" <transition to='startinterleaving' />" +
" </start-state>" +
" <interleave-start name='startinterleaving'>" +
" <transition name='b' to='b' />" +
" <transition name='c' to='c' />" +
" <transition name='d' to='d' />" +
" </interleave-start>" +
" <state name='b'>" +
" <transition to='endinterleaving' />" +
" </state>" +
" <state name='c'>" +
" <transition to='endinterleaving' />" +
" </state>" +
" <state name='d'>" +
" <transition to='endinterleaving' />" +
" </state>" +
" <interleave-end name='endinterleaving'>" +
" <transition name='back' to='startinterleaving' />" +
" <transition name='done' to='e' />" +
" </interleave-end>" +
" <state name='e' />" +
"</process-definition>"
);
private InterleaveStart interleaveStart = (InterleaveStart) processDefinition.getNode("startinterleaving");
private State b = (State) processDefinition.getNode("b");
private State c = (State) processDefinition.getNode("c");
private State d = (State) processDefinition.getNode("d");
private State e = (State) processDefinition.getNode("e");
static String[][] scenarioSequences = new String[][] {
new String[] {"b", "c", "d"},
new String[] {"b", "d", "c"},
new String[] {"c", "b", "d"},
new String[] {"c", "d", "b"},
new String[] {"d", "b", "c"},
new String[] {"d", "c", "b"}
};
public class ScenarioInterleaver implements InterleaveStart.Interleaver {
public String selectNextTransition(Collection transitionNames) {
// this piece of code is executed at runtime when a decision
// needs to be made in the start-interleaving-node about which
// transition to take
return scenarioSequences[scenario-1][3-transitionNames.size()];
}
}
protected void setUp() {
interleaveStart.setInterleaver(new ScenarioInterleaver());
}
public void testInterleavedParallelRoutingScenario1() {
scenario = 1;
ProcessInstance processInstance = new ProcessInstance( processDefinition );
Token token = processInstance.getRootToken();
processInstance.signal();
assertSame( b, token.getNode() );
token.signal();
assertSame( c, token.getNode() );
token.signal();
assertSame( d, token.getNode() );
token.signal();
assertSame( e, token.getNode() );
}
public void testInterleavedParallelRoutingScenario2() {
scenario = 2;
ProcessInstance processInstance = new ProcessInstance( processDefinition );
Token token = processInstance.getRootToken();
processInstance.signal();
assertSame( b, token.getNode() );
token.signal();
assertSame( d, token.getNode() );
token.signal();
assertSame( c, token.getNode() );
token.signal();
assertSame( e, token.getNode() );
}
public void testInterleavedParallelRoutingScenario3() {
scenario = 3;
ProcessInstance processInstance = new ProcessInstance( processDefinition );
Token token = processInstance.getRootToken();
processInstance.signal();
assertSame( c, token.getNode() );
token.signal();
assertSame( b, token.getNode() );
token.signal();
assertSame( d, token.getNode() );
token.signal();
assertSame( e, token.getNode() );
}
public void testInterleavedParallelRoutingScenario4() {
scenario = 4;
ProcessInstance processInstance = new ProcessInstance( processDefinition );
Token token = processInstance.getRootToken();
processInstance.signal();
assertSame( c, token.getNode() );
token.signal();
assertSame( d, token.getNode() );
token.signal();
assertSame( b, token.getNode() );
token.signal();
assertSame( e, token.getNode() );
}
public void testInterleavedParallelRoutingScenario5() {
scenario = 5;
ProcessInstance processInstance = new ProcessInstance( processDefinition );
Token token = processInstance.getRootToken();
processInstance.signal();
assertSame( d, token.getNode() );
token.signal();
assertSame( b, token.getNode() );
token.signal();
assertSame( c, token.getNode() );
token.signal();
assertSame( e, token.getNode() );
}
public void testInterleavedParallelRoutingScenario6() {
scenario = 6;
ProcessInstance processInstance = new ProcessInstance( processDefinition );
Token token = processInstance.getRootToken();
processInstance.signal();
assertSame( d, token.getNode() );
token.signal();
assertSame( c, token.getNode() );
token.signal();
assertSame( b, token.getNode() );
token.signal();
assertSame( e, token.getNode() );
}
}