text: /*
   * Copyright 2010-2020 Alfresco Software, Ltd.
   *
   * 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());
        }
      }
    }
  }
  