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.runtime;
  
  import static org.assertj.core.api.Assertions.assertThat;
  
  import java.util.List;
  import org.activiti.engine.ActivitiException;
  import org.activiti.engine.impl.history.HistoryLevel;
  import org.activiti.engine.impl.test.PluggableActivitiTestCase;
  import org.activiti.engine.runtime.ProcessInstance;
  import org.activiti.engine.task.Comment;
  import org.activiti.engine.test.Deployment;
  
  /**
   */
  public class ProcessInstanceCommentTest extends PluggableActivitiTestCase {
  
      @Deployment
      public void testAddCommentToProcessInstance() {
          if (processEngineConfiguration.getHistoryLevel().isAtLeast(HistoryLevel.ACTIVITY)) {
              ProcessInstance processInstance = runtimeService.startProcessInstanceByKey("testProcessInstanceComment");
  
              taskService.addComment(null, processInstance.getId(), "Hello World");
  
              List<Comment> comments = taskService.getProcessInstanceComments(processInstance.getId());
              assertThat(comments).hasSize(1);
  
              List<Comment> commentsByType = taskService.getProcessInstanceComments(processInstance.getId(), "comment");
              assertThat(commentsByType).hasSize(1);
  
              commentsByType = taskService.getProcessInstanceComments(processInstance.getId(), "noThisType");
              assertThat(commentsByType).hasSize(0);
  
              // Suspend process instance
              runtimeService.suspendProcessInstanceById(processInstance.getId());
              try {
                  taskService.addComment(null, processInstance.getId(), "Hello World 2");
              } catch (ActivitiException e) {
                  assertThat(e.getMessage()).contains("Cannot add a comment to a suspended execution");
              }
  
              // Delete comments again
              taskService.deleteComments(null, processInstance.getId());
          }
      }
  }
  