public void Test_add_1_book_to_cart_then_checkout_total_should_be_equal_sell_price()
{
// Arrange
var book = new Book { Id = 1, Name = "Harry Potter and the Philosopher's Stone", SellPrice = 100 };
var expected = 100;
var target = new Cart();
target.Add(book);
target.Checkout();
// Act
var actual = target.Total;
// Assert
Assert.AreEqual(expected, actual);
}
public void Test_add_2_different_books_to_cart_then_checkout_total_should_be_equal_sell_price_5_percent_save_off()
{
// Arrange
var book_1 = new Book { Id = 1, Name = "Harry Potter and the Philosopher's Stone", SellPrice = 100 };
var book_2 = new Book { Id = 2, Name = "Harry Potter and the Chamber of Secrets", SellPrice = 100 };
var expected = 190;
var target = new Cart();
target.Add(book_1);
target.Add(book_2);
target.Checkout();
// Act
var actual = target.Total;
// Assert
Assert.AreEqual(expected, actual);
}
public void AddBook(Book book)
{
_order.Add(book);
}
public void Test_add_3_diff_1_same_books_to_cart_then_checkout_total_should_be_equal_370()
{
// Arrange
var book_1 = new Book { Id = 1, Name = "Harry Potter and the Philosopher's Stone", SellPrice = 100 };
var book_2 = new Book { Id = 2, Name = "Harry Potter and the Chamber of Secrets", SellPrice = 100 };
var book_3 = new Book { Id = 3, Name = "Harry Potter and the Prisoner of Azkaban", SellPrice = 100 };
var book_4 = new Book { Id = 3, Name = "Harry Potter and the Prisoner of Azkaban", SellPrice = 100 };
var expected = 370;
var target = new Cart();
target.Add(book_1);
target.Add(book_2);
target.Add(book_3);
target.Add(book_4);
target.Checkout();
// Act
var actual = target.Total;
// Assert
Assert.AreEqual(expected, actual);
}
public void Test_add_5_different_books_to_cart_then_checkout_total_should_be_equal_sell_price_25_percent_save_off()
{
// Arrange
var book_1 = new Book { Id = 1, Name = "Harry Potter and the Philosopher's Stone", SellPrice = 100 };
var book_2 = new Book { Id = 2, Name = "Harry Potter and the Chamber of Secrets", SellPrice = 100 };
var book_3 = new Book { Id = 3, Name = "Harry Potter and the Prisoner of Azkaban", SellPrice = 100 };
var book_4 = new Book { Id = 4, Name = "Harry Potter and the Goblet of Fire", SellPrice = 100 };
var book_5 = new Book { Id = 5, Name = "Harry Potter and the Order of the Phoenix", SellPrice = 100 };
var expected = 375;
var target = new Cart();
target.Add(book_1);
target.Add(book_2);
target.Add(book_3);
target.Add(book_4);
target.Add(book_5);
target.Checkout();
// Act
var actual = target.Total;
// Assert
Assert.AreEqual(expected, actual);
}
public void Add(Book book)
{
books.Add(book);
}