public void AddNewMealTest()
{
DataModel dataModel = new DataModel();
string[] mealInformation = { "鮭魚手卷", "100", "123", "壽司", "好吃" };
int count = dataModel.MealsList.Count;
dataModel.AddNewMeal(mealInformation);
Assert.AreEqual(dataModel.MealsList.Count, count + 1);
}