public void Can_calculate_giftCard_remainingAmount()
{
var gc = new GiftCard()
{
Amount = 100
};
gc.GiftCardUsageHistory.Add
(
new GiftCardUsageHistory()
{
UsedValue = 30
}
);
gc.GiftCardUsageHistory.Add
(
new GiftCardUsageHistory()
{
UsedValue = 20
}
);
gc.GiftCardUsageHistory.Add
(
new GiftCardUsageHistory()
{
UsedValue = 5
}
);
gc.GetGiftCardRemainingAmount().ShouldEqual(45);
}
