RepositoryService repositoryService = activitiRule.getRepositoryService();
repositoryService.createDeployment().addInputStream("Unclaim.bpmn20.xml", new FileInputStream(filename)).deploy();
RuntimeService runtimeService = activitiRule.getRuntimeService();
Map<String, Object> variableMap = new HashMap<String, Object>();
variableMap.put("name", "Activiti");
ProcessInstance processInstance = runtimeService.startProcessInstanceByKey("Unclaim", variableMap);
assertNotNull(processInstance.getId());
System.out.println("id " + processInstance.getId() + " " + processInstance.getProcessDefinitionId());
TaskService taskService = activitiRule.getTaskService();
assertEquals(taskService.createTaskQuery().taskCandidateUser("user1").count(), 1);