TokenDbTest.java

/*
 * 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.graph.exe;

import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;

import org.jbpm.db.AbstractDbTestCase;
import org.jbpm.graph.def.Node;
import org.jbpm.graph.def.ProcessDefinition;
import org.jbpm.graph.def.Transition;

public class TokenDbTest extends AbstractDbTestCase {

  public void testTokenName() {
    ProcessDefinition processDefinition = ProcessDefinition.parseXmlString("<process-definition name='"
      + getName()
      + "'>"
      + "  <start-state />"
      + "</process-definition>");
    deployProcessDefinition(processDefinition);

    ProcessInstance processInstance = new ProcessInstance(processDefinition);
    processInstance.getRootToken().name = "roottoken";

    processInstance = saveAndReload(processInstance);
    assertEquals("roottoken", processInstance.getRootToken().getName());
  }

  public void testTokenStartAndEndDate() {
    ProcessDefinition processDefinition = ProcessDefinition.parseXmlString("<process-definition name='"
      + getName()
      + "'>"
      + "  <start-state>"
      + "    <transition to='end' />"
      + "  </start-state>"
      + "  <end-state name='end'/>"
      + "</process-definition>");
    deployProcessDefinition(processDefinition);

    ProcessInstance processInstance = new ProcessInstance(processDefinition);
    processInstance.signal();

    processInstance = saveAndReload(processInstance);
    Token token = processInstance.getRootToken();
    assertNotNull(token.getStart());
    assertNotNull(token.getEnd());
  }

  public void testTokenNode() {
    ProcessDefinition processDefinition = ProcessDefinition.parseXmlString("<process-definition name='"
      + getName()
      + "'>"
      + "  <start-state name='s' />"
      + "</process-definition>");
    deployProcessDefinition(processDefinition);

    ProcessInstance processInstance = new ProcessInstance(processDefinition);

    processInstance = saveAndReload(processInstance);
    Node s = processInstance.getProcessDefinition().getStartState();
    assertSame(s, processInstance.getRootToken().getNode());
  }

  public void testTokenProcessInstance() {
    ProcessDefinition processDefinition = new ProcessDefinition(getName());
    deployProcessDefinition(processDefinition);

    ProcessInstance processInstance = new ProcessInstance(processDefinition);

    processInstance = saveAndReload(processInstance);
    assertSame(processInstance, processInstance.getRootToken().getProcessInstance());
  }

  public void testTokenParent() {
    ProcessDefinition processDefinition = new ProcessDefinition(getName());
    deployProcessDefinition(processDefinition);

    ProcessInstance processInstance = new ProcessInstance(processDefinition);
    new Token(processInstance.getRootToken(), "one");

    processInstance = saveAndReload(processInstance);
    Token rootToken = processInstance.getRootToken();
    Token childOne = rootToken.getChild("one");
    assertSame(rootToken, childOne.getParent());
  }

  public void testTokenChildren() {
    ProcessDefinition processDefinition = new ProcessDefinition(getName());
    deployProcessDefinition(processDefinition);

    ProcessInstance processInstance = new ProcessInstance(processDefinition);
    new Token(processInstance.getRootToken(), "one");
    new Token(processInstance.getRootToken(), "two");
    new Token(processInstance.getRootToken(), "three");

    processInstance = saveAndReload(processInstance);
    Token rootToken = processInstance.getRootToken();
    Token childOne = rootToken.getChild("one");
    Token childTwo = rootToken.getChild("two");
    Token childThree = rootToken.getChild("three");

    assertEquals("one", childOne.getName());
    assertEquals("two", childTwo.getName());
    assertEquals("three", childThree.getName());
  }

  public void testAvailableTransitions() {
    ProcessDefinition processDefinition = ProcessDefinition.parseXmlString("<process-definition name='conditionsprocess'>"
      + "  <start-state name='zero'>"
      + "    <transition to='one'   condition='#{a==5}' />"
      + "    <transition to='two'   condition='#{a>7}' />"
      + "    <transition to='three' />"
      + "    <transition to='four'  condition='#{a<7}' />"
      + "  </start-state>"
      + "  <state name='one' />"
      + "  <state name='two' />"
      + "  <state name='three' />"
      + "  <state name='four' />"
      + "</process-definition>");
    deployProcessDefinition(processDefinition);

    ProcessInstance processInstance = jbpmContext.newProcessInstance("conditionsprocess");
    processInstance.getContextInstance().setVariable("a", new Integer(5));
    processInstance = saveAndReload(processInstance);

    Set availableTransitions = processInstance.getRootToken().getAvailableTransitions();
    Set availableToNames = new HashSet();
    for (Iterator iter = availableTransitions.iterator(); iter.hasNext();) {
      Transition transition = (Transition) iter.next();
      availableToNames.add(transition.getTo().getName());
    }

    Set expectedToNames = new HashSet();
    expectedToNames.add("one");
    expectedToNames.add("three");
    expectedToNames.add("four");

    assertEquals(expectedToNames, availableToNames);
  }
}