public void CreateBillForOrderTest()
{
//Arrange
db = new touch_for_foodEntities();
BillController target = new BillController();
int numberOfTotalBillsBefore = db.orders.SelectMany(o => o.bills).ToList<bill>().Count();
int expected = 1;
//Act
int actual = target.CreateBillForOrder(order1.id);
//Assert
db = new touch_for_foodEntities();
int numberOfTotalBillsAfter = db.orders.SelectMany(o => o.bills).ToList<bill>().Count();
Assert.IsTrue(actual == expected);
Assert.IsTrue((numberOfTotalBillsBefore + 1) == numberOfTotalBillsAfter);
}
