public void CompleteSale_WhenCartEmpty()
{
var testHelper = ShoppingCartTestHelper.Create();
ShoppingCart cart = testHelper.CreateShoppingCart();
Assert.ThrowsException <CartException>(() =>
{
cart.CompleteSale();
});
testHelper.Verify_CustomerAccount_AddCharge(callExpected: false);
}
public void AddItem_WhenCheckForSnap()
{
var testHelper = ShoppingCartTestHelper.Create();
ShoppingCart cart = testHelper.CreateShoppingCart();
testHelper.Setup_TaxCalculator_QualifiesForSnap();
cart.AddItem(new RetailItem("apple", 1.00m, categoryName: "Fruit"));
cart.AddItem(new RetailItem("diapars", 2.00m, categoryName: "BabySupplies"));
cart.AddItem(new RetailItem("M&Ms", 3.00m, categoryName: "Candy"));
testHelper.Verify_TaxCalculator_QualifiesForSnap("diapars");
}
public void CompleteSale_WhenHappyPath()
{
var testHelper = ShoppingCartTestHelper.Create();
ShoppingCart cart = testHelper.CreateShoppingCart();
cart.AddItem(new RetailItem("apple", 1.00m));
cart.AddItem(new RetailItem("banana", 2.00m));
cart.AddItem(new RetailItem("carrot", 3.00m));
cart.CompleteSale();
testHelper.Verify_CustomerAccount_AddCharge(callExpected: true);
}
public void AddItem_WhenCartFull()
{
var testHelper = ShoppingCartTestHelper.Create();
ShoppingCart cart = testHelper.CreateShoppingCart(2);
cart.AddItem(new RetailItem("apple", 1.00m));
cart.AddItem(new RetailItem("banana", 2.00m));
Assert.ThrowsException <CartException>(() =>
{
cart.AddItem(new RetailItem("donut", 1.00m));
});
}
public void AddItem_WhenProblemWithSnapCheck()
{
var testHelper = ShoppingCartTestHelper.Create();
ShoppingCart cart = testHelper.CreateShoppingCart();
testHelper.Setup_TaxCalculator_QualifiesForSnap();
cart.AddItem(new RetailItem("apple", 1.00m, categoryName: "Fruit"));
cart.AddItem(new RetailItem("diapars", 2.00m, categoryName: "BabySupplies"));
Assert.ThrowsException <ComplianceException>(() =>
{
cart.AddItem(new RetailItem("designer baby jeans", 150.00m, categoryName: "BabySupplies"));
});
}
public void CalculateTotal()
{
var testHelper = ShoppingCartTestHelper.Create();
ShoppingCart cart = testHelper.CreateShoppingCart();
cart.AddItem(new RetailItem("apple", 1.00m));
cart.AddItem(new RetailItem("banana", 2.00m));
cart.AddItem(new RetailItem("carrot", 3.00m));
testHelper.Setup_TaxCalculator_GetTaxAmt(0.23m);
Decimal salePrice = cart.CalculateTotal();
Assert.AreEqual(6.23m, salePrice);
}
