### Question:
TaskHandler { public boolean taskAssignee(String taskID, String userID) { try { taskService.setAssignee(taskID, userID); } catch (ActivitiObjectNotFoundException e) { logger.error("[任务委派失败] " + e.getMessage()); return false; } logger.info("[任务委派成功] 任务ID: " + taskID + ", 用户ID: " + userID); return true; }  List<Task> getAllTask(); List<Task> getTaskByUserID(String userID); boolean taskAssignee(String taskID, String userID); boolean completeTaskByTaskID(String taskID); boolean deleteTaskByTaskID(String taskID);  }### Answer:
@Test public void taskAssignee() { Assert.assertFalse(ts.taskAssignee("aabbcc", "aabbcc")); Assert.assertTrue(ts.taskAssignee("2505", "smallyu")); }