content: /*
   * Copyright 2010-2025 Hyland Software, Inc. and its affiliates.
   *
   * 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.engine.test.api.task;
  
  import static org.assertj.core.api.Assertions.assertThat;
  
  import org.activiti.engine.impl.test.PluggableActivitiTestCase;
  import org.activiti.engine.runtime.ProcessInstance;
  import org.activiti.engine.task.Task;
  import org.activiti.engine.test.Deployment;
  
  public class TaskBatchDeleteTest extends PluggableActivitiTestCase {
  
      /**
       * Validating fix for ACT-2070
       */
      @Deployment
      public void testDeleteTaskWithChildren() throws Exception {
          ProcessInstance processInstance = runtimeService.startProcessInstanceByKey("testBatchDeleteOfTask");
          assertThat(processInstance).isNotNull();
          assertThat(processInstance.isEnded()).isFalse();
  
          // Get first task and finish. This should destroy the scope and trigger
          // some deletes, including:
          // Task 1, Identity link pointing to task 1, Task 2
          // The task deletes shouldn't be batched in this case, keeping the
          // related entity delete order
          Task firstTask = taskService
              .createTaskQuery()
              .processInstanceId(processInstance.getId())
              .taskDefinitionKey("taskOne")
              .singleResult();
          assertThat(firstTask).isNotNull();
  
          taskService.complete(firstTask.getId());
  
          // Process should have ended fine
          processInstance = runtimeService
              .createProcessInstanceQuery()
              .processInstanceId(processInstance.getId())
              .singleResult();
          assertThat(processInstance).isNull();
      }
  
      @Deployment
      public void testDeleteCancelledMultiInstanceTasks() throws Exception {
          ProcessInstance processInstance = runtimeService.startProcessInstanceByKey("testBatchDeleteOfTask");
          assertThat(processInstance).isNotNull();
          assertThat(processInstance.isEnded()).isFalse();
  
          Task lastTask = taskService
              .createTaskQuery()
              .processInstanceId(processInstance.getId())
              .taskDefinitionKey("multiInstance")
              .listPage(4, 1)
              .get(0);
  
          taskService.addCandidateGroup(lastTask.getId(), "sales");
  
          Task firstTask = taskService
              .createTaskQuery()
              .processInstanceId(processInstance.getId())
              .taskDefinitionKey("multiInstance")
              .listPage(0, 1)
              .get(0);
          assertThat(firstTask).isNotNull();
  
          taskService.complete(firstTask.getId());
  
          // Process should have ended fine
          processInstance = runtimeService
              .createProcessInstanceQuery()
              .processInstanceId(processInstance.getId())
              .singleResult();
          assertThat(processInstance).isNull();
      }
  }
  