/Source/Samples/Blog/Bifrost.Samples.Blog.Domain.Specs/Posts/for_Post_command_handlers/when_handling_create_post.cs

using System;

using Bifrost.MSpec.Events;

using Bifrost.Samples.Blog.Domain.Posts;

using Bifrost.Samples.Blog.Domain.Posts.Commands;

using Bifrost.Samples.Blog.Events.Posts;

using Machine.Specifications;



namespace Bifrost.Samples.Blog.Domain.Specs.Posts.for_Post_command_handlers

{



    public class when_handling_create_post : given.a_post_command_handler

    {

        static Post post;

        static CreatePost create_post;

        static Guid post_id;



        Establish context = () =>

                                {

                                    post_id = Guid.NewGuid();

                                    post = new Post(post_id);

                                    factory_mock.Setup(f => f.Create(post_id)).Returns(post);

                                };



        Because of = () =>

                         {

                             create_post = new CreatePost

                                               {

                                                   Id = post_id,

                                                   Title = "A Title",

                                                   Body = "A Body",

                                                   BlogId = Guid.NewGuid(),

                                               };

                             command_handler.Handle(create_post);

                         };



        It should_create_a_post = () => factory_mock.Verify(f => f.Create(Moq.It.IsAny<Guid>()));

        It should_apply_post_created_with_values = () =>

                                                   post.ShouldHaveEvent<PostCreated>().AtBeginning().

                                                       Where(c => c.Title.ShouldEqual(create_post.Title),

                                                              c => c.BlogId.ShouldEqual(create_post.BlogId));

        It should_apply_title_set_with_values = () =>

                                                post.ShouldHaveEvent<TitleSet>().AtSequenceNumber(1).

                                                    Where(c => c.Title.ShouldEqual(create_post.Title));

        It should_apply_body_set_with_values = () =>

                                        post.ShouldHaveEvent<BodySet>().AtEnd().

                                            Where(c => c.Body.ShouldEqual(create_post.Body));



    }

}