public async void HandleAddBookCommand_WithCorrectParameters_ShouldReturnNoErrors()
{
//Arrange
TestBaseArrangements baseArrangements = new TestBaseArrangements();
#region .:: Objects build ::.
AddBookCommand addBookCommand = new AddBookCommand("Pet Sematary", 2013, 1, "9788581050393", Guid.NewGuid().ToString());
Author author = new Author(Guid.NewGuid(), "Stephen King");
Book book = new Book(Guid.NewGuid(), "Pet Sematary", 2013, 1, "9788581050393", author);
#endregion
#region .:: Mocks ::.
baseArrangements.Mocker.GetMock <IAuthorRepository>()
.Setup(b => b.GetAuthorById(It.IsAny <Guid>()))
.Returns(() => Task.FromResult <Author>(author));
baseArrangements.Mocker.GetMock <IBookRepository>()
.Setup(b => b.AddBook(It.IsAny <Book>()))
.Returns(() => Task.FromResult(book));
#endregion
var sut = baseArrangements.Mocker.CreateInstance <AddBookCommandHandler>();
//Act
AddBookCommandResponseViewModel result = await sut.Handle(addBookCommand, new CancellationToken());
//Assert
baseArrangements.DomainNotifications.GetAll().Should().BeEmpty();
baseArrangements.Mocker.GetMock <IAuthorRepository>().Verify(x => x.GetAuthorById(It.IsAny <Guid>()), Times.Once());
baseArrangements.Mocker.GetMock <IBookRepository>().Verify(x => x.AddBook(It.IsAny <Book>()), Times.Once());
}
public async void HandleAddBookCommand_WithInvalidGuid_ShouldReturnInvalidAuthorGuid(string authorId, string outputError)
{
//Arrange
AddBookCommand addBookCommand = new AddBookCommand("Pet Sematary", 2013, 1, "9788581050393", authorId);
var sut = Mocker.CreateInstance <AddBookCommandHandler>();
//Act
AddBookCommandResponseViewModel result = await sut.Handle(addBookCommand, new CancellationToken());
//Assert
DomainNotifications.GetAll().Should().NotBeNullOrEmpty()
.And.Contain(x => x == outputError);
Mocker.GetMock <IAuthorRepository>().Verify(x => x.GetAuthorById(It.IsAny <Guid>()), Times.Never());
}
public async void HandleAddBookCommand_WitInvalidAuthor_ShouldReturnInvalidAuthor()
{
//Arrange
AddBookCommand addBookCommand = new AddBookCommand("Pet Sematary", 2013, 1, "9788581050393", Guid.NewGuid().ToString());
var sut = Mocker.CreateInstance <AddBookCommandHandler>();
Mocker.GetMock <IAuthorRepository>()
.Setup(b => b.GetAuthorById(It.IsAny <Guid>()))
.Returns(() => Task.FromResult <Author>(null));
//Act
AddBookCommandResponseViewModel result = await sut.Handle(addBookCommand, new CancellationToken());
//Assert
Mocker.GetMock <IAuthorRepository>().Verify(x => x.GetAuthorById(It.IsAny <Guid>()), Times.Once());
Mocker.GetMock <IBookRepository>().Verify(x => x.AddBook(It.IsAny <Book>()), Times.Never());
DomainNotifications.GetAll().Should().NotBeEmpty()
.And.Contain(x => x == Messages.Book_AuthorShouldNotBeNull);
}
public async Task <IActionResult> AddBook(AddBookCommand command)
{
AddBookCommandResponseViewModel result = await _mediator.Send(command);
return(await ReturnCommand(result));
}
