public void Should_throw_exception_when_movie_is_not_found(
IWebApiMovieRestContext context,
UpdateMovieRequestHandler updateMovieRequestHandler,
UpdateMovieRequest updateMovieRequest,
Exception exception
)
{
"Given a WebApiMovieRestContext"
.Given(() => context = new WebApiMovieRestContext().AutoRollback());
"And a UpdateMovieRequestHandler constructed with the context"
.And(() => updateMovieRequestHandler = new UpdateMovieRequestHandler(context));
"And a UpdateMovieRequest containing the id of a Movie that does not exist".
And(() => updateMovieRequest = new UpdateMovieRequest()
{
MovieId = Guid.Empty
});
"When handling the UpdateMovieRequest"
.When(() => exception = Record.Exception(() => updateMovieRequestHandler.Handle(updateMovieRequest)));
"A ResourceNotFoundException should be thrown"
.Then(() => exception.Should().BeOfType <ResourceNotFoundException>());
"With a message indicating the id of the Movie that was not found"
.Then(() => exception.Message.Should().Be("Movie[Id=00000000-0000-0000-0000-000000000000] could not be found"));
}
public void Should_update_movie_and_use_existing_genre_if_genre_exists(
IWebApiMovieRestContext context,
UpdateMovieRequestHandler updateMovieRequestHandler,
Genre alreadyExistingGenre,
Movie newMovie,
UpdateMovieRequest updateMovieRequest,
MoviesResponse moviesResponse,
Movie updatedMovie
)
{
"Given a WebApiMovieRestContext"
.Given(() => context = new WebApiMovieRestContext().AutoRollback());
"And a UpdateMovieRequestHandler constructed with the context"
.And(() => updateMovieRequestHandler = new UpdateMovieRequestHandler(context));
"And a new Movie that has been inserted into the database".And(() =>
{
newMovie = new MovieBuilder().WithGenres(new[] { new Genre("new genre") });
using (var dbContext = new WebApiMovieRestContext())
{
dbContext.Movies.Add(newMovie);
dbContext.SaveChanges();
}
});
"And a Genre that already exists in the database".And(() =>
{
var alreadyExistingGenreName = new WebApiMovieRestInitializer()
.SeedMovies().First()
.Genres.First()
.Name;
using (var dbContext = new WebApiMovieRestContext())
{
alreadyExistingGenre = dbContext.Genres.Single(genre => genre.Name == alreadyExistingGenreName);
}
});
"And a UpdateMovieRequest containing the id of the newly inserted Movie and genre that exists in the database".
And(() => updateMovieRequest = new UpdateMovieRequestBuilder()
.WithMovieId(newMovie.Id)
.WithDirector("new director")
.WithGenres(new[] { alreadyExistingGenre.Name })
.WithImdbId("newimdbid")
.WithPlot("new plot")
.WithRating(0.1m)
.WithReleaseDate(new DateTime(2000, 01, 01))
.WithTitle("new title"));
"After handling the UpdateMovieRequest"
.When(() => moviesResponse = updateMovieRequestHandler.Handle(updateMovieRequest));
"And commiting the WebApiMovieRestContext"
.When(() => context.Commit());
"And retrieving the updated Movie".When(() =>
{
using (var dbContext = new WebApiMovieRestContext())
{
updatedMovie = dbContext.Movies
.Include(movie => movie.Genres)
.SingleOrDefault(movie => movie.Id == newMovie.Id);
}
});
"Then the already existing Genre should have be used".Then(() =>
updatedMovie.Genres.Single().ShouldBeEquivalentTo(alreadyExistingGenre));
"And the new movie should have the same values as the request"
.Then(() => updatedMovie.ShouldBeEquivalentTo(updateMovieRequest, o => o.ExcludingMissingProperties()));
"And the new movie should have the same genre as the request"
.Then(() => updatedMovie.Genres.Single().Name.Should().Be(updateMovieRequest.Genres[0]));
"And the MovieResponse should be the newly updated Movie translated"
.Then(() => moviesResponse.ShouldBeEquivalentTo(updatedMovie.Yield().ToResponse()));
}