public async Task CheckOutBooksRetunsBadRequestWithABadBookId()
{
var bookService = new Mock<IBooksService>();
var controller = new BooksController(bookService.Object);
var result = await controller.CheckoutBook(null) as BadRequestErrorMessageResult;
Assert.AreEqual("Invalid bookId", result.Message);
}
public async Task CheckedOutBooksReturnsBookNotFound()
{
var bookServiceMock = new Mock<IBooksService>();
bookServiceMock.Setup(bs => bs.CheckOutBook(It.IsAny<int>()))
.ReturnsAsync(new CheckedOutBookDTO { State = CheckedOutBookState.BookNotFound });
var controller = new BooksController(bookServiceMock.Object);
var result = await controller.CheckoutBook(1) as BadRequestErrorMessageResult;
Assert.AreEqual("This book does not exist at this library", result.Message);
}
public async Task CheckedOutBooksReturnsTooManyBooksCheckedOut()
{
var bookServiceMock = new Mock<IBooksService>();
bookServiceMock.Setup(bs => bs.CheckOutBook(It.IsAny<int>()))
.ReturnsAsync(new CheckedOutBookDTO { State = CheckedOutBookState.TooManyBooksCheckedOut });
var controller = new BooksController(bookServiceMock.Object);
var result = await controller.CheckoutBook(1) as BadRequestErrorMessageResult;
Assert.AreEqual("User has too many books checked out", result.Message);
}
public async Task CheckedOutBooksReturnsBookIsNotAvailable()
{
var bookServiceMock = new Mock<IBooksService>();
var userServiceMock = new Mock<IUserService>();
bookServiceMock.Setup(bs => bs.CheckOutBook(It.IsAny<int>()))
.ReturnsAsync(new CheckedOutBookDTO { State = CheckedOutBookState.BookIsNotAvailable });
var controller = new BooksController(bookServiceMock.Object);
var result = await controller.CheckoutBook(1) as BadRequestErrorMessageResult;
Assert.AreEqual("This book has no more copies to check out", result.Message);
}
public async Task CheckedOutBooksReturnsSuccess()
{
var bookServiceMock = new Mock<IBooksService>();
var checkedOutBook = new CheckedOutBookDTO
{
State = CheckedOutBookState.Success
};
bookServiceMock.Setup(bs => bs.CheckOutBook(It.IsAny<int>()))
.ReturnsAsync(checkedOutBook);
var controller = new BooksController(bookServiceMock.Object);
var result = await controller.CheckoutBook(1) as OkResult;
Assert.IsNotNull(result);
}
public async Task CheckInBookReturnsBadRequestWhenBookNotFound()
{
var bookServiceMock = new Mock<IBooksService>();
bookServiceMock.Setup(bs => bs.CheckInBook(It.IsAny<int>()))
.ReturnsAsync(new CheckInBookDTO
{
State = CheckInBookDTO.CheckedInBookState.BookNotFound
});
var controller = new BooksController(bookServiceMock.Object);
var result = await controller.CheckinBook(1) as BadRequestErrorMessageResult;
Assert.AreEqual("1 is not checked out to the user", result.Message);
}