public async Task GivenValidRequest_ShouldCreateCorrectTagEntity()
{
// Arrange
var sut = new CreatePostCommandHandler(_context, _mapper);
// Act
var result = await sut.Handle(new CreatePostCommand
{
Title = "New Post 1",
Description = "Test Post Description",
Content = "Test Post Content",
CategoryId = 1,
Tags = null,
Published = true
},
CancellationToken.None);
// Assert
Assert.IsType <PostDetailDto>(result);
Assert.Equal("new-post-1", result.Slug);
Assert.Equal("Test Post Description", result.Description);
Assert.Equal("Test Post Content", result.Content);
Assert.Empty(result.Tags);
Assert.True(result.Created < DateTime.UtcNow);
}
public async Task shouldReturnTheSavedPost()
{
//Arrange
var commandHandler = new CreatePostCommandHandler(fakeRepo);
//Act
var result = await commandHandler.Handle(command, cancellationToken);
//Assert
Assert.Equal(post.Title.ToString(), result.Title.ToString());
Assert.Equal(post.CreationDate, result.CreationDate);
Assert.Equal(post.Content, result.Content);
}
public async Task shouldCallSavePost()
{
//Arrange
fakeRepo = A.Fake <IRepository <Post> >();
var commandHandler = new CreatePostCommandHandler(fakeRepo);
//Act
var result = await commandHandler.Handle(command, cancellationToken);
//Assert
A.CallTo(() => fakeRepo.Save(A <Post> ._)).MustHaveHappened();
}
public void ShouldNotCallHandleIfDiscussionNotExist()
{
dbSetDiscussion.Setup(x => x.FindAsync(id)).Returns(null);
context.Setup(x => x.Posts).Returns(dbSetPost.Object);
context.Setup(x => x.Discussions).Returns(dbSetDiscussion.Object);
CreatePostCommandHandler createPostCommandHandler = new CreatePostCommandHandler(context.Object, stringLocalizer.Object, mapper.Object);
CreatePostCommand createPostCommand = new CreatePostCommand(postDto);
Func <Task> act = async() => await createPostCommandHandler.Handle(createPostCommand, new CancellationToken());
act.Should().Throw <NotFoundException>();
}
public void shouldThrowExceptionIfRepositoryIsNull()
{
//Arrange
IRequestHandler <CreatePostCommand, Post> createPostCommandHandler;
fakeRepo = null;
//Act
void action() => createPostCommandHandler = new CreatePostCommandHandler(fakeRepo);
//Assert
Assert.Throws <ArgumentNullException>(action);
}
public async Task ShouldCallHandle()
{
dbSetDiscussion.Setup(x => x.FindAsync(id)).Returns(new ValueTask <Discussion>(Task.FromResult(discussion)));
context.Setup(x => x.Posts).Returns(dbSetPost.Object);
context.Setup(x => x.Discussions).Returns(dbSetDiscussion.Object);
context.Setup(x => x.SaveChangesAsync(It.IsAny <CancellationToken>())).Returns(Task.FromResult(1));
CreatePostCommandHandler createPostCommandHandler = new CreatePostCommandHandler(context.Object, stringLocalizer.Object, mapper.Object);
CreatePostCommand createPostCommand = new CreatePostCommand(postDto);
mapper.Setup(x => x.Map <Post>(createPostCommand)).Returns(post);
var result = await createPostCommandHandler.Handle(createPostCommand, new CancellationToken());
result.Should().Be(id);
}
public void ShouldNotCallHandleIfNotSavedChanges()
{
dbSetDiscussion.Setup(x => x.FindAsync(id)).Returns(new ValueTask <Discussion>(Task.FromResult(discussion)));
context.Setup(x => x.Posts).Returns(dbSetPost.Object);
context.Setup(x => x.Discussions).Returns(dbSetDiscussion.Object);
context.Setup(x => x.SaveChangesAsync(It.IsAny <CancellationToken>())).Returns(Task.FromResult(0));
CreatePostCommandHandler createPostCommandHandler = new CreatePostCommandHandler(context.Object, stringLocalizer.Object, mapper.Object);
CreatePostCommand createPostCommand = new CreatePostCommand(postDto);
mapper.Setup(x => x.Map <Post>(createPostCommand)).Returns(post);
Func <Task> act = async() => await createPostCommandHandler.Handle(createPostCommand, new CancellationToken());
act.Should().Throw <RestException>();
}
public void Should_call_validate_command_when_create_new_post()
{
var post = Post.CreateNew(Guid.NewGuid(), "Title", "Content", false, new List <Guid>(), new List <string>());
var command = new CreatePostCommand(post.BlogId, post.Title, post.Content, post.Published, post.Categories, post.Tags);
var postRepository = new Mock <IPostRepository>();
var validator = new Mock <IValidator <CreatePostCommand> >();
validator.Setup(x => x.Validate(command)).Returns(new ValidationResult());
var createPostCommandHandler = new CreatePostCommandHandler(postRepository.Object, validator.Object);
createPostCommandHandler.Handle(command);
validator.Verify(x => x.Validate(command));
}
