SimpleEventCalendar eventCalendar = new SimpleEventCalendar(processEngine.getProcessEngineConfiguration().getClock(), new SimulationEventComparator());
eventCalendar.addEvents(simulationEvents);
// replay process instance run
final SimulationDebugger simRun = new ReplaySimulationRun(processEngine, eventCalendar, getReplayHandlers(processInstance.getId()));
simRun.init(new NoExecutionVariableScope());
// original process is finished - there should not be any running process instance/task
assertEquals(0, runtimeService.createProcessInstanceQuery().processDefinitionKey(USERTASK_PROCESS).count());
assertEquals(0, taskService.createTaskQuery().taskDefinitionKey("userTask").count());
simRun.step();
// replay process was started
ProcessInstance replayProcessInstance = runtimeService.createProcessInstanceQuery()
.processDefinitionKey(USERTASK_PROCESS)
.singleResult();
assertNotNull(replayProcessInstance);
assertTrue(replayProcessInstance.getId().equals(processInstance.getId()) == false);
assertEquals(TEST_VALUE, runtimeService.getVariable(replayProcessInstance.getId(), TEST_VARIABLE));
// there should be one task
assertEquals(1, taskService.createTaskQuery().taskDefinitionKey("userTask").count());
simRun.step();
// userTask was completed - replay process was finished
assertEquals(0, runtimeService.createProcessInstanceQuery().processDefinitionKey(USERTASK_PROCESS).count());
assertEquals(0, taskService.createTaskQuery().taskDefinitionKey("userTask").count());
HistoricVariableInstance variableInstance = historyService.createHistoricVariableInstanceQuery()
.processInstanceId(replayProcessInstance.getId())
.variableName(TASK_TEST_VARIABLE)
.singleResult();
assertNotNull(variableInstance);
assertEquals(TASK_TEST_VALUE, variableInstance.getValue());
// close simulation
simRun.close();
processEngine.close();
ProcessEngines.destroy();
}