public void TestAddSubTask()
        {
            YouCompleteMe.Models.Subtask subtask = new YouCompleteMe.Models.Subtask();
            subtask.taskID          = 33;
            subtask.st_CreatedDate  = DateTime.Now;
            subtask.st_Deadline     = DateTime.Now;
            subtask.st_CompleteDate = DateTime.Now;
            subtask.st_Priority     = 2;
            subtask.st_Description  = "use for test unit test";
            subtask.note            = "this use only for unit test";

            int subtaskID = SubtaskController.AddSubTask(subtask);

            YouCompleteMe.Models.Subtask result = SubtaskController.getASubTask(subtaskID);
            Assert.AreEqual(subtaskID, result.subtaskID);
        }
 //handle the btn submit click
 private void btnSubmit_Click(object sender, EventArgs e)
 {
     try
     {
         if (!isUpdate)//add subtask
         {
             if (validData())
             {
                 Models.Subtask subtask = new Models.Subtask();
                 this.PutSubTask(subtask);
                 int subtaskID = 0;
                 //DialogResult result = MessageBox.Show("Do you want to add this subtask to the following task:\n" + taskTitle, "Create new subtask", MessageBoxButtons.OKCancel, MessageBoxIcon.Information);
                 //if (result.Equals(DialogResult.OK))
                 //{
                 subtaskID = SubtaskController.AddSubTask(subtask);
                 //if (subtaskID == 0)
                 //   MessageBox.Show("Subtask was not ablet o be added.  Please try again.");
                 if (dateForm != null)
                 {
                     this.dateForm.dateForm_Load(sender, e);
                 }
                 if (childTasksForm != null)
                 {
                     this.childTasksForm.refreshChildList();
                 }
                 this.Close();
                 //}
             }
         }
         else //update subtask
         {
         }
     }
     catch (Exception ex)
     {
         MessageBox.Show(ex.Message, ex.GetType().ToString());
     }
 }