public void Deve_Criar_Um_Novo_Order_Item_Total()
{
var totalVo = new OrderItemTotalVo(10);
Assert.IsTrue(totalVo.Valid);
Assert.AreEqual(totalVo.Subtotal, 10);
Assert.AreEqual(totalVo.Amount, 1);
Assert.AreEqual(totalVo.Total, 10);
Assert.AreEqual(totalVo.Discount, 0);
Assert.AreEqual(totalVo.DiscountPercent, 0);
Assert.AreEqual(totalVo.UnitPrice, 10);
totalVo.SetDiscount(5);
Assert.AreEqual(totalVo.Subtotal, 10);
Assert.AreEqual(totalVo.Amount, 1);
Assert.AreEqual(totalVo.Total, 5);
Assert.AreEqual(totalVo.Discount, 5);
Assert.AreEqual(totalVo.DiscountPercent, 50);
Assert.AreEqual(totalVo.UnitPrice, 10);
totalVo.SetDiscount(0);
Assert.IsTrue(totalVo.Valid);
Assert.AreEqual(totalVo.Subtotal, 10);
Assert.AreEqual(totalVo.Amount, 1);
Assert.AreEqual(totalVo.Total, 10);
Assert.AreEqual(totalVo.Discount, 0);
Assert.AreEqual(totalVo.DiscountPercent, 0);
Assert.AreEqual(totalVo.UnitPrice, 10);
totalVo.SetDiscountPercent(50);
Assert.AreEqual(totalVo.Subtotal, 10);
Assert.AreEqual(totalVo.Amount, 1);
Assert.AreEqual(totalVo.Total, 5);
Assert.AreEqual(totalVo.Discount, 5);
Assert.AreEqual(totalVo.DiscountPercent, 50);
Assert.AreEqual(totalVo.UnitPrice, 10);
var calculo = 13.432M * 3;
var desconto = 0.432M;
var totalVo2 = new OrderItemTotalVo(13.432M, 3);
Assert.IsTrue(totalVo2.Valid);
Assert.AreEqual(totalVo2.Subtotal, calculo);
Assert.AreEqual(totalVo2.Amount, 3);
Assert.AreEqual(totalVo2.Total, calculo);
Assert.AreEqual(totalVo2.Discount, 0);
Assert.AreEqual(totalVo2.DiscountPercent, 0);
Assert.AreEqual(totalVo2.UnitPrice, 13.432M);
totalVo2.SetDiscount(0.432M);
Assert.IsTrue(totalVo2.Valid);
Assert.AreEqual(totalVo2.Total, totalVo2.Total);
Assert.AreEqual(totalVo2.Subtotal, calculo);
Assert.AreEqual(totalVo2.Discount, desconto);
Assert.AreEqual(totalVo2.DiscountPercent, 1.0720667063728409767718880286M);
Assert.AreEqual(totalVo2.UnitPrice, 13.432M);
}