def test_get_comments_for_movie(in_memory_repo):
comments_as_dict = feed_services.get_comments_for_movie(1, in_memory_repo)
# Check that 2 comments were returned for movie with rank 1.
assert len(comments_as_dict) == 3
# Check that the comments relate to the movie whose rank is 1.
movie_ranks = [comment['movie_rank'] for comment in comments_as_dict]
movie_ranks = set(movie_ranks)
assert 1 in movie_ranks and len(movie_ranks) == 1
def test_can_add_comment(in_memory_repo):
movie_rank = 3
comment_text = 'The loonies are stripping the supermarkets bare!'
username = '******'
# Call the service layer to add the comment.
feed_services.add_comment(movie_rank, comment_text, username, in_memory_repo)
# Retrieve the comments for the movie from the repository.
comments_as_dict = feed_services.get_comments_for_movie(movie_rank, in_memory_repo)
# Check that the comments include a comment with the new comment text.
assert next(
(dictionary['comment_text'] for dictionary in comments_as_dict if dictionary['comment_text'] == comment_text),
None) is not None
def test_get_comments_for_movie_without_comments(in_memory_repo):
comments_as_dict = feed_services.get_comments_for_movie(2, in_memory_repo)
assert len(comments_as_dict) == 0
def test_get_comments_for_non_existent_movie(in_memory_repo):
with pytest.raises(NonExistentMovieException):
comments_as_dict = feed_services.get_comments_for_movie(
17, in_memory_repo)
