Пример #1
0
        public async Task <(bool status, string message)> ValidateBookAssignAsync(BookCountInfo currentBook, int userId)
        {
            if (currentBook.BookCount != 0)
            {
                var userAssignedBook = await Repository.GetFilteredAsync(p =>
                                                                         p.UserID == userId &&
                                                                         p.IsReturned == false);

                if (userAssignedBook.Count() == 0 ||
                    (userAssignedBook.Count() < 2 &&
                     userAssignedBook.Any(p => p.BookID != currentBook.BookID)))
                {
                    return(true, "Success");
                }
                return(false, "User cannot borrow more than two books or more than one copy of same books");
            }
            return(false, "Book does not exist in the library");
        }
        public async Task ValidateBookAssignAsync_SameBookAssign_ReturnFalse()
        {
            using (var mock = AutoMock.GetLoose())
            {
                var sampleAssignBook = new BookCountInfo
                {
                    BookCount = 5,
                    BookID    = 4
                };
                var userId = 4;

                mock.Mock <IAssignBookRepository>()
                .Setup(x => x.GetFilteredAsync(p => p.UserID == userId && p.IsReturned == false))
                .ReturnsAsync(SameBookSample());

                var service = mock.Create <AssignBookService>();

                var actual = await service.ValidateBookAssignAsync(sampleAssignBook, userId);

                Assert.True(!actual.status);
            }
        }