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* 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
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*/
package org.jbpm.jpdl.patterns;
import junit.framework.TestCase;
import org.jbpm.graph.def.ActionHandler;
import org.jbpm.graph.def.ProcessDefinition;
import org.jbpm.graph.exe.ExecutionContext;
import org.jbpm.graph.exe.ProcessInstance;
import org.jbpm.graph.exe.Token;
import org.jbpm.taskmgmt.def.Task;
import org.jbpm.taskmgmt.def.TaskMgmtDefinition;
import org.jbpm.taskmgmt.exe.TaskMgmtInstance;
/**
* http://is.tm.tue.nl/research/patterns/download/swf/pat_12.swf
* actually this is a combination of unsynchronized tasks and
* runtime calculation of the tasks.
*/
public class Wfp13MiWithoutSynchronizationTest extends TestCase {
private ProcessDefinition pd = null;
private ProcessInstance pi = null;
private static int scenario = 0;
public static class CreateTasks implements ActionHandler {
private static final long serialVersionUID = 1L;
public void execute(ExecutionContext executionContext) throws Exception {
// this piece of code is executed at runtime
TaskMgmtDefinition taskMgmtDefinition = (TaskMgmtDefinition) executionContext.getDefinition(TaskMgmtDefinition.class);
Task task = taskMgmtDefinition.getTask("undress");
TaskMgmtInstance tmi = executionContext.getTaskMgmtInstance();
for (int i = 1; i<scenario; i++) {
tmi.createTaskInstance(task, executionContext.getToken());
}
}
}
public void setUp() {
pd = ProcessDefinition.parseXmlString(
"<process-definition>" +
" <start-state name='a'>" +
" <transition to='b' />" +
" </start-state>" +
" <node name='b'>" +
" <event type='node-enter'>" +
" <action class='org.jbpm.jpdl.patterns.Wfp13MiWithoutSynchronizationTest$CreateTasks'/>" +
" </event>" +
" <transition to='c' />" +
" </node>" +
" <state name='c' />" +
" <task name='undress' />" +
"</process-definition>"
);
pi = new ProcessInstance(pd);
}
public void testSituation1() {
scenario = 1;
pi.signal();
assertNbrOfTasks(0);
}
public void testSituation2() {
scenario = 2;
pi.signal();
assertNbrOfTasks(1);
}
public void testSituation3() {
scenario = 3;
pi.signal();
assertNbrOfTasks(2);
}
public void testSituation4() {
scenario = 4;
pi.signal();
assertNbrOfTasks(3);
}
private void assertNbrOfTasks(int nbrOfTasks) {
TaskMgmtInstance taskMgmtInstance = (TaskMgmtInstance) pi.getInstance(TaskMgmtInstance.class);
Token token = pi.getRootToken();
assertEquals( nbrOfTasks, taskMgmtInstance.getUnfinishedTasks( token ).size() );
assertSame( pd.getNode("c"), token.getNode() );
}
}