public void IBuyAndNeedPayTest_第一集買一本_價格100元()
{
var sut = new PotterShoppingCart();
var actual = sut.IBuy(HarryPotter1, 1).NeedPay();
var expected = 100;
Assert.AreEqual(expected, actual);
}
public void IBuyAndNeedPayTest_一二三集各買一本_價格270元()
{
var sut = new PotterShoppingCart();
var actual = sut
.IBuy(HarryPotter1, 1)
.IBuy(HarryPotter2, 1)
.IBuy(HarryPotter3, 1)
.NeedPay();
var expected = 270;
Assert.AreEqual(expected, actual);
}
public void IBuyAndNeedPayTest_一集買一本And二集買兩本And三集買兩本_價格460元()
{
var sut = new PotterShoppingCart();
var actual = sut
.IBuy(HarryPotter1, 1)
.IBuy(HarryPotter2, 2)
.IBuy(HarryPotter3, 2)
.NeedPay();
var expected = 460;
Assert.AreEqual(expected, actual);
}
public void IBuyAndNeedPayTest_選便宜算法_第1_2_3_4_5集買2_2_2_2_1本_價格1280元()
{
var sut = new PotterShoppingCart();
var actual = sut
.IBuy(HarryPotter1, 2)
.IBuy(HarryPotter2, 2)
.IBuy(HarryPotter3, 2)
.IBuy(HarryPotter4, 2)
.IBuy(HarryPotter5, 1)
.NeedPay();
var expected = 695;
Assert.AreEqual(expected, actual);
}
public void IBuyAndNeedPayTest_選便宜算法_第1_2_3_4_5集買4_4_4_3_3本_價格1390元()
{
var sut = new PotterShoppingCart();
var actual = sut
.IBuy(HarryPotter1, 4)
.IBuy(HarryPotter2, 4)
.IBuy(HarryPotter3, 4)
.IBuy(HarryPotter4, 3)
.IBuy(HarryPotter5, 3)
.NeedPay();
var expected = 1390;
Assert.AreEqual(expected, actual);
}
