/* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.camunda.bpm.engine.test.bpmn.usertask;
import org.camunda.bpm.engine.delegate.TaskListener;
import org.camunda.bpm.engine.impl.test.PluggableProcessEngineTestCase;
import org.camunda.bpm.model.bpmn.Bpmn;
import org.camunda.bpm.model.bpmn.BpmnModelInstance;
import org.camunda.bpm.model.bpmn.instance.*;
import org.camunda.bpm.model.bpmn.instance.Process;
import org.camunda.bpm.model.xml.instance.ModelElementInstance;
import java.util.Collection;
import static org.camunda.bpm.model.bpmn.impl.BpmnModelConstants.CAMUNDA_NS;
/**
* @author Daniel Meyer
*
*/
public class UserTaskBpmnModelExecutionContextTest extends PluggableProcessEngineTestCase {
private static final String PROCESS_ID = "process";
private static final String USER_TASK_ID = "userTask";
private String deploymentId;
public void testGetBpmnModelElementInstanceOnCreate() {
String eventName = TaskListener.EVENTNAME_CREATE;
deployProcess(eventName);
runtimeService.startProcessInstanceByKey(PROCESS_ID);
assertModelInstance();
assertUserTask(eventName);
String taskId = taskService.createTaskQuery().active().singleResult().getId();
taskService.complete(taskId);
}
public void testGetBpmnModelElementInstanceOnAssignment() {
String eventName = TaskListener.EVENTNAME_ASSIGNMENT;
deployProcess(eventName);
runtimeService.startProcessInstanceByKey(PROCESS_ID);
assertNull(ModelExecutionContextTaskListener.modelInstance);
assertNull(ModelExecutionContextTaskListener.userTask);
String taskId = taskService.createTaskQuery().singleResult().getId();
taskService.setAssignee(taskId, "demo");
assertModelInstance();
assertUserTask(eventName);
taskService.complete(taskId);
}
public void testGetBpmnModelElementInstanceOnComplete() {
String eventName = TaskListener.EVENTNAME_COMPLETE;
deployProcess(eventName);
runtimeService.startProcessInstanceByKey(PROCESS_ID);
assertNull(ModelExecutionContextTaskListener.modelInstance);
assertNull(ModelExecutionContextTaskListener.userTask);
String taskId = taskService.createTaskQuery().singleResult().getId();
taskService.setAssignee(taskId, "demo");
assertNull(ModelExecutionContextTaskListener.modelInstance);
assertNull(ModelExecutionContextTaskListener.userTask);
taskService.complete(taskId);
assertModelInstance();
assertUserTask(eventName);
}
private void assertModelInstance() {
BpmnModelInstance modelInstance = ModelExecutionContextTaskListener.modelInstance;
assertNotNull(modelInstance);
Collection<ModelElementInstance> events = modelInstance.getModelElementsByType(modelInstance.getModel().getType(Event.class));
assertEquals(2, events.size());
Collection<ModelElementInstance> tasks = modelInstance.getModelElementsByType(modelInstance.getModel().getType(Task.class));
assertEquals(1, tasks.size());
Process process = (Process) modelInstance.getDefinitions().getRootElements().iterator().next();
assertEquals(PROCESS_ID, process.getId());
assertTrue(process.isExecutable());
}
private void assertUserTask(String eventName) {
UserTask userTask = ModelExecutionContextTaskListener.userTask;
assertNotNull(userTask);
ModelElementInstance taskListener = userTask.getExtensionElements().getUniqueChildElementByNameNs(CAMUNDA_NS, "taskListener");
assertEquals(eventName, taskListener.getAttributeValueNs(CAMUNDA_NS, "event"));
assertEquals(ModelExecutionContextTaskListener.class.getName(), taskListener.getAttributeValueNs(CAMUNDA_NS, "class"));
BpmnModelInstance modelInstance = ModelExecutionContextTaskListener.modelInstance;
Collection<ModelElementInstance> tasks = modelInstance.getModelElementsByType(modelInstance.getModel().getType(Task.class));
assertTrue(tasks.contains(userTask));
}
private void deployProcess(String eventName) {
BpmnModelInstance modelInstance = Bpmn.createExecutableProcess(PROCESS_ID)
.startEvent()
.userTask(USER_TASK_ID)
.endEvent()
.done();
ExtensionElements extensionElements = modelInstance.newInstance(ExtensionElements.class);
ModelElementInstance taskListener = extensionElements.addExtensionElement(CAMUNDA_NS, "taskListener");
taskListener.setAttributeValueNs(CAMUNDA_NS, "class", ModelExecutionContextTaskListener.class.getName());
taskListener.setAttributeValueNs(CAMUNDA_NS, "event", eventName);
UserTask userTask = modelInstance.getModelElementById(USER_TASK_ID);
userTask.setExtensionElements(extensionElements);
deploymentId = repositoryService.createDeployment().addModelInstance("process.bpmn", modelInstance).deploy().getId();
}
public void tearDown() {
ModelExecutionContextTaskListener.clear();
repositoryService.deleteDeployment(deploymentId, true);
}
}