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.history;
  
  import static org.assertj.core.api.Assertions.assertThat;
  
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  import org.activiti.engine.history.HistoricData;
  import org.activiti.engine.history.HistoricVariableInstance;
  import org.activiti.engine.history.HistoricVariableUpdate;
  import org.activiti.engine.history.ProcessInstanceHistoryLog;
  import org.activiti.engine.impl.history.HistoryLevel;
  import org.activiti.engine.impl.persistence.entity.HistoricDetailVariableInstanceUpdateEntity;
  import org.activiti.engine.impl.persistence.entity.HistoricVariableInstanceEntity;
  import org.activiti.engine.impl.test.PluggableActivitiTestCase;
  import org.activiti.engine.task.Task;
  
  /**
  
   */
  public class ProcessInstanceLogQueryAndByteArrayTypeVariableTest extends PluggableActivitiTestCase {
  
      protected String processInstanceId;
  
      private static String LARGE_STRING_VALUE;
  
      static {
          StringBuilder sb = new StringBuilder("a");
          for (int i = 0; i < 4001; i++) {
              sb.append("a");
          }
          LARGE_STRING_VALUE = sb.toString();
      }
  
      @Override
      protected void setUp() throws Exception {
          super.setUp();
  
          // Deploy test process
          deployTwoTasksTestProcess();
  
          // Start process instance
          Map<String, Object> vars = new HashMap<String, Object>();
          // ByteArrayType Variable
          vars.put("var", LARGE_STRING_VALUE);
          this.processInstanceId = runtimeService.startProcessInstanceByKey("twoTasksProcess", vars).getId();
  
          // Finish tasks
          for (Task task : taskService.createTaskQuery().list()) {
              taskService.complete(task.getId());
          }
      }
  
      @Override
      protected void tearDown() throws Exception {
          super.tearDown();
      }
  
      public void testIncludeVariables() {
          if (processEngineConfiguration.getHistoryLevel().isAtLeast(HistoryLevel.FULL)) {
              ProcessInstanceHistoryLog log = historyService
                  .createProcessInstanceHistoryLogQuery(processInstanceId)
                  .includeVariables()
                  .singleResult();
              List<HistoricData> events = log.getHistoricData();
              assertThat(events).hasSize(1);
  
              for (HistoricData event : events) {
                  assertThat(event).isInstanceOf(HistoricVariableInstance.class);
                  assertThat(LARGE_STRING_VALUE).isEqualTo(((HistoricVariableInstanceEntity) event).getValue());
              }
          }
      }
  
      public void testIncludeVariableUpdates() {
          if (processEngineConfiguration.getHistoryLevel().isAtLeast(HistoryLevel.FULL)) {
              HistoricVariableInstance historicVariableInstance = historyService
                  .createHistoricVariableInstanceQuery()
                  .processInstanceId(processInstanceId)
                  .variableName("var")
                  .singleResult();
              assertThat(LARGE_STRING_VALUE).isEqualTo(historicVariableInstance.getValue());
  
              ProcessInstanceHistoryLog log = historyService
                  .createProcessInstanceHistoryLogQuery(processInstanceId)
                  .includeVariableUpdates()
                  .singleResult();
              List<HistoricData> events = log.getHistoricData();
              assertThat(events).hasSize(1);
  
              for (HistoricData event : events) {
                  assertThat(event).isInstanceOf(HistoricVariableUpdate.class);
                  assertThat(LARGE_STRING_VALUE).isEqualTo(
                      ((HistoricDetailVariableInstanceUpdateEntity) event).getValue()
                  );
              }
          }
      }
  }
  