public async void AddNewBooktoLibraryRoute_Test()
{
// Arrange
var genre1 = CreateGenre();
var newBook = CreateBook(new List <Genre>()
{
genre1
});
var person = CreatePerson();
var library = new List <Book>();
var bookGenres = new List <Genre>();
_bookRepository
.Setup(x =>
x.Relate <Person, InLibrary>(It.IsAny <Expression <Func <Book, bool> > >(), It.IsAny <Expression <Func <Person, bool> > >(), It.IsAny <InLibrary>()))
.ReturnsAsync(true)
.Callback <Expression <Func <Book, bool> >, Expression <Func <Person, bool> >, InLibrary>(
(exp1, exp2, inLibrary) => { library.Add(newBook); }
);
_genreRepository
.Setup(x =>
x.GetRelated <Book, InGenre>(It.IsAny <Expression <Func <Genre, bool> > >(), It.IsAny <Expression <Func <Book, bool> > >(), It.IsAny <InGenre>()))
.ReturnsAsync(new List <Book>());
_genreRepository
.Setup(x =>
x.Relate <Book, InGenre>(It.IsAny <Expression <Func <Genre, bool> > >(), It.IsAny <Expression <Func <Book, bool> > >(), It.IsAny <InGenre>()))
.ReturnsAsync(true)
.Callback <Expression <Func <Genre, bool> >, Expression <Func <Book, bool> >, InGenre>(
(exp1, exp2, inLibrary) => { bookGenres.Add(genre1); }
);
SetupMockBookRepo(CreateBook());
var bookController = new BookController(_bookRepository.Object, _genreRepository.Object, _mapper);
// Act
var result = await bookController.AddBookToLibrary(person.Name, newBook);
var okResult = result as OkResult;
// Assert
Assert.True(okResult != null);
Assert.Equal(200, okResult.StatusCode);
// Verify Correct functions were called / correct callbacks were performed
Assert.True(library.Count == 1);
Assert.True(library.Where(b => b.Title == newBook.Title).ToList().Count == 1);
Assert.True(bookGenres.Count == 1);
Assert.True(bookGenres.Where(b => b.Description == genre1.Description).ToList().Count == 1);
}