public void DiscountIsExpiredTest()
{
Discount discount = new GenreDiscount(DateTime.Today.AddDays(1000).Date, 10, new Genre("bl"));
discount.IsExpired(DateTime.Today.AddDays(10001).Date).Should().BeTrue();
discount.IsExpired(DateTime.Today.Date).Should().BeFalse();
discount.IsExpired(DateTime.Today.AddDays(1000).Date).Should().BeFalse();
}
public async Task <GenreDiscount> CreateGenreDiscount(DateTime expireDate, decimal discountPercentage, int genreId)
{
var genreDiscount = new GenreDiscount()
{
ExpireDate = expireDate,
DiscountPercentage = discountPercentage,
GenreId = genreId
};
await Set <GenreDiscount>()
.AddAsync(genreDiscount);
await SaveChangesAsync();
return(genreDiscount);
}
public void GenreDiscountCtorTest()
{
List <Genre> genres1 = new List <Genre> {
new Genre("fantasy")
};
BookInfo bookInfo1 = new BookInfo("Harry Potter and the Chamber of Secrets", "J.K.Rowling", genres1);
decimal cost = 500.1m;
DateTime arriveDate = DateTime.Today.Date;
Book book = new Book(bookInfo1, cost, arriveDate);
var expireDate = DateTime.Today.AddDays(1000).Date;
Discount discount = new GenreDiscount(expireDate, 80, new Genre("fantasy"));
discount.ExpireDate.Should().Be(expireDate);
}
public void BookDiscountApplyDiscountTest()
{
List <Genre> genres1 = new List <Genre> {
new Genre("fantasy")
};
BookInfo bookInfo1 = new BookInfo("Harry Potter and the Chamber of Secrets", "J.K.Rowling", genres1);
decimal cost = 500.11m;
Book book1 = new Book(bookInfo1, cost, DateTime.Today.Date);
List <Genre> genres2 = new List <Genre> {
new Genre("other")
};
BookInfo bookInfo2 = new BookInfo("One Flew Over the Cuckoo's Nest", " Ken Kesey", genres2);
Book book2 = new Book(bookInfo2, 600m, DateTime.Today.AddDays(-110));
var expireDate = DateTime.Today.AddDays(1000).Date;
Discount discount = new GenreDiscount(expireDate, 80, new Genre("fantasy"));
discount.ApplyDiscount(book1, DateTime.Today.Date).Cost.Should().Be(100.02m);
discount.ApplyDiscount(book1, DateTime.Today.AddDays(1001).Date).Cost.Should().Be(book1.Cost);
discount.ApplyDiscount(book2, DateTime.Today.Date).Cost.Should().Be(book2.Cost);
}
