package org.jbpm.simulation;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.bpmn2.AdHocSubProcess;
import org.eclipse.bpmn2.Definitions;
import org.eclipse.bpmn2.FlowElement;
import org.eclipse.bpmn2.FlowElementsContainer;
import org.eclipse.bpmn2.Process;
import org.eclipse.bpmn2.RootElement;
import org.eclipse.bpmn2.SubProcess;
import org.jbpm.simulation.helper.TestUtils;
import org.jbpm.simulation.util.BPMN2Utils;
import org.junit.Test;
@SuppressWarnings("unchecked")
public class ContainerPathFinderTest {
@Test
public void testFindPathFromProcess() {
List<String> expectedIds = new ArrayList<String>();
expectedIds.add("_1");
expectedIds.add("_1-_2");
expectedIds.add("_2");
expectedIds.add("_2-_3");
expectedIds.add("_3");
Definitions defs = BPMN2Utils.getDefinitions(this.getClass()
.getResourceAsStream("/BPMN2-UserTask.bpmn2"));
Process process = null;
List<RootElement> rootElements = defs.getRootElements();
for (RootElement root : rootElements) {
if (root instanceof Process) {
process = (Process) root;
break;
}
}
PathFinder finder = PathFinderFactory.getInstance(process);
List<PathContext> paths = finder.findPaths();
assertNotNull(paths);
assertEquals(1, paths.size());
assertTrue(TestUtils.matchExpected(paths, expectedIds));
TestUtils.printOutPaths(paths, "testFindPathFromProcess");
}
@Test
public void testFindPathFromAdHocSubprocess() {
List<String> expectedIds1 = new ArrayList<String>();
expectedIds1.add("_2-1");
List<String> expectedIds2 = new ArrayList<String>();
expectedIds2.add("_2-2");
expectedIds2.add("_2-2-_2-3");
expectedIds2.add("_2-3");
Definitions defs = BPMN2Utils.getDefinitions(this.getClass()
.getResourceAsStream("/BPMN2-AdHocSubProcess.bpmn2"));
Process process = null;
List<RootElement> rootElements = defs.getRootElements();
for (RootElement root : rootElements) {
if (root instanceof Process) {
process = (Process) root;
break;
}
}
assertNotNull(process);
FlowElementsContainer container = null;
for (FlowElement element : process.getFlowElements()) {
if (element instanceof AdHocSubProcess) {
container = (FlowElementsContainer) element;
break;
}
}
assertNotNull(container);
PathFinder finder = PathFinderFactory.getInstance(container);
List<PathContext> paths = finder.findPaths();
assertNotNull(paths);
assertEquals(2, paths.size());
assertTrue(TestUtils.matchExpected(paths, expectedIds1, expectedIds2));
TestUtils.printOutPaths(paths, "testFindPathFromAdHocSubprocess");
}
@Test
public void testFindPathFromEmbeddedSubprocess() throws IOException {
List<String> expectedIds1 = new ArrayList<String>();
expectedIds1.add("StartEvent_2");
expectedIds1.add("SequenceFlow_3");
expectedIds1.add("ExclusiveGateway_1");
expectedIds1.add("SequenceFlow_5");
expectedIds1.add("ScriptTask_1");
expectedIds1.add("SequenceFlow_7");
expectedIds1.add("ExclusiveGateway_2");
expectedIds1.add("SequenceFlow_8");
expectedIds1.add("EndEvent_2");
List<String> expectedIds2 = new ArrayList<String>();
expectedIds2.add("StartEvent_2");
expectedIds2.add("SequenceFlow_3");
expectedIds2.add("ExclusiveGateway_1");
expectedIds2.add("SequenceFlow_10");
expectedIds2.add("ScriptTask_2");
expectedIds2.add("SequenceFlow_11");
expectedIds2.add("ExclusiveGateway_2");
expectedIds2.add("SequenceFlow_8");
expectedIds2.add("EndEvent_2");
Definitions defs = BPMN2Utils.getDefinitions(this.getClass()
.getResourceAsStream("/BPMN2-EmbeddedSubProcessWithExclusiveSplit.bpmn2"));
Process process = null;
List<RootElement> rootElements = defs.getRootElements();
for (RootElement root : rootElements) {
if (root instanceof Process) {
process = (Process) root;
break;
}
}
assertNotNull(process);
FlowElementsContainer container = null;
for (FlowElement element : process.getFlowElements()) {
if (element instanceof SubProcess) {
container = (FlowElementsContainer) element;
break;
}
}
assertNotNull(container);
PathFinder finder = PathFinderFactory.getInstance(container);
List<PathContext> paths = finder.findPaths();
assertNotNull(paths);
assertEquals(2, paths.size());
assertTrue(TestUtils.matchExpected(paths, expectedIds1, expectedIds2));
TestUtils.printOutPaths(paths, "testFindPathFromEmbeddedSubprocess");
}
}