/* 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.activiti.examples.bpmn.gateway;
import java.util.List;
import org.activiti.engine.test.ActivitiRule;
import org.activiti.engine.*;
import org.junit.*;
import static org.junit.Assert.*;
import org.activiti.engine.runtime.ProcessInstance;
import org.activiti.engine.task.Task;
import org.activiti.engine.task.TaskQuery;
import org.activiti.engine.test.Deployment;
/**
* @author Joram Barrez
*/
public class ParallelGatewayTest {
@Rule public ActivitiRule activitiRule = new ActivitiRule();
@Deployment
@Test
public void testForkJoin() {
RuntimeService runtimeService = activitiRule.getRuntimeService();
ProcessInstance pi = runtimeService.startProcessInstanceByKey("forkJoin");
TaskService taskService = activitiRule.getTaskService();
TaskQuery query = taskService
.createTaskQuery()
.processInstanceId(pi.getId())
.orderByTaskName()
.asc();
List<Task> tasks = query.list();
assertEquals(2, tasks.size());
// the tasks are ordered by name (see above)
Task task1 = tasks.get(0);
assertEquals("Receive Payment", task1.getName());
Task task2 = tasks.get(1);
assertEquals("Ship Order", task2.getName());
// Completing both tasks will join the concurrent executions
taskService.complete(tasks.get(0).getId());
taskService.complete(tasks.get(1).getId());
tasks = query.list();
assertEquals(1, tasks.size());
assertEquals("Archive Order", tasks.get(0).getName());
}
@Deployment
@Test
public void testUnbalancedForkJoin() {
RuntimeService runtimeService = activitiRule.getRuntimeService();
ProcessInstance pi = runtimeService.startProcessInstanceByKey("UnbalancedForkJoin");
TaskService taskService = activitiRule.getTaskService();
TaskQuery query = taskService.createTaskQuery()
.processInstanceId(pi.getId())
.orderByTaskName()
.asc();
List<Task> tasks = query.list();
assertEquals(3, tasks.size());
// the tasks are ordered by name (see above)
Task task1 = tasks.get(0);
assertEquals("Task 1", task1.getName());
Task task2 = tasks.get(1);
assertEquals("Task 2", task2.getName());
// Completing the first task should *not* trigger the join
taskService.complete(task1.getId());
// Completing the second task should trigger the first join
taskService.complete(task2.getId());
tasks = query.list();
Task task3 = tasks.get(0);
assertEquals(2, tasks.size());
assertEquals("Task 3", task3.getName());
Task task4 = tasks.get(1);
assertEquals("Task 4", task4.getName());
// Completing the remaing tasks should trigger the second join and end the process
taskService.complete(task3.getId());
taskService.complete(task4.getId());
assertNull("Process ended", activitiRule
.getRuntimeService()
.createProcessInstanceQuery()
.processInstanceId(pi.getId())
.singleResult());
}
}