| 1 | import pytest |
| 2 | |
| 3 | from datamanager.sqlite_data_manager import SQliteDataManager |
| 4 | from data_models import User, Movie |
| 5 | |
| 6 | TEST_DB_URL = "sqlite:///:memory:" |
| 7 | |
| 8 | # Fixture for creating a new data manager for each test |
| 9 | @pytest.fixture(scope="function") |
| 10 | def data_manager(): |
| 11 | """ |
| 12 | Fixture to create an SQliteDataManager instance for each test. Uses an in-memory database. |
| 13 | """ |
| 14 | return SQliteDataManager(TEST_DB_URL) |
| 15 | |
| 16 | |
| 17 | def test_user_model(data_manager: SQliteDataManager): |
| 18 | """Test creating a User object.""" |
| 19 | user = User(name="Test User") |
| 20 | with data_manager.SessionFactory() as session: |
| 21 | session.add(user) |
| 22 | session.commit() |
| 23 | retrieved_user = session.query(User).filter_by(name="Test User").first() |
| 24 | assert retrieved_user == user |
| 25 | |
| 26 | |
| 27 | def test_movie_model(data_manager: SQliteDataManager): |
| 28 | """Test creating a Movie object.""" |
| 29 | movie = Movie(name="Test Movie", director="Test Director", year=2024, poster="test.jpg", rating=7.5) |
| 30 | with data_manager.SessionFactory() as session: |
| 31 | session.add(movie) |
| 32 | session.commit() |
| 33 | retrieved_movie = session.query(Movie).filter_by(name="Test Movie").first() |
| 34 | assert retrieved_movie == movie |
| 35 | |
| 36 | |
| 37 | def test_user_movie_model(data_manager: SQliteDataManager): |
| 38 | """Test the association between User and Movie.""" |
| 39 | user = User(name="User 1") |
| 40 | movie = Movie(name="Movie 1", director="Director A", year=2020, poster="m1.jpg", rating=8.0) |
| 41 | with data_manager.SessionFactory() as session: |
| 42 | session.add_all([user, movie]) |
| 43 | session.commit() |
| 44 | user.movies.append(movie) |
| 45 | session.commit() |
| 46 | assert movie in user.movies |
| 47 | assert user in movie.users |
| 48 | |
| 49 | |
| 50 | def test_get_users(data_manager: SQliteDataManager): |
| 51 | """Test getting users from the database using the getter.""" |
| 52 | with data_manager.SessionFactory() as session: |
| 53 | # Initially, there should be no users |
| 54 | users_from_getter = data_manager.users # This might return objects from a different session |
| 55 | assert len(users_from_getter) == 0 |
| 56 | |
| 57 | # Add some users directly to the database within the current session |
| 58 | user_1 = User(name="User 1") |
| 59 | user_2 = User(name="User 2") |
| 60 | session.add_all([user_1, user_2]) |
| 61 | session.commit() |
| 62 | |
| 63 | # Now, retrieve the users using a query within the *same* session |
| 64 | users_from_query = session.query(User).all() |
| 65 | assert len(users_from_query) == 2 |
| 66 | |
| 67 | # Check attributes of the queried users |
| 68 | retrieved_user_names = [user.name for user in users_from_query] |
| 69 | assert "User 1" in retrieved_user_names |
| 70 | assert "User 2" in retrieved_user_names |
| 71 | |
| 72 | retrieved_user_ids = {user.id for user in users_from_query if user.id is not None} |
| 73 | assert user_1.id in retrieved_user_ids |
| 74 | assert user_2.id in retrieved_user_ids |
| 75 | |
| 76 | |
| 77 | def test_set_user(data_manager: SQliteDataManager): |
| 78 | """Test setting (adding) a user to the database.""" |
| 79 | user = User(name="New User") |
| 80 | with data_manager.SessionFactory() as session: |
| 81 | session.add(user) |
| 82 | session.commit() |
| 83 | retrieved_user = session.query(User).filter_by(name="New User").first() |
| 84 | assert retrieved_user.name == "New User" |
| 85 | |
| 86 | |
| 87 | |
| 88 | def test_get_user_movies(data_manager: SQliteDataManager): |
| 89 | """Test getting movies for a specific user.""" |
| 90 | user = User(name="Test User") |
| 91 | movie1 = Movie(name="Movie 1", director="Director A", year=2020, poster="m1.jpg", rating=8.0) |
| 92 | movie2 = Movie(name="Movie 2", director="Director B", year=2022, poster="m2.jpg", rating=7.0) |
| 93 | with data_manager.SessionFactory() as session: |
| 94 | session.add_all([user, movie1, movie2]) |
| 95 | session.commit() |
| 96 | data_manager.set_user_movies(user.id, movie1.id, 9.0) |
| 97 | data_manager.set_user_movies(user.id, movie2.id, 8.5) |
| 98 | |
| 99 | session.commit() |
| 100 | |
| 101 | #user_movies = data_manager.get_user_movies(user.id) |
| 102 | |
| 103 | user_movies = data_manager.get_user_movies(user.id) #Adapt this |
| 104 | assert len(user_movies) == 2 |
| 105 | assert user_movies[0]['name'] == 'Movie 1' |
| 106 | assert user_movies[0]['rating'] == 9.0 |
| 107 | assert user_movies[1]['name'] == 'Movie 2' |
| 108 | assert user_movies[1]['rating'] == 8.5 |
| 109 | |
| 110 | |
| 111 | |
| 112 | def test_set_user_movies(data_manager: SQliteDataManager): |
| 113 | """Test setting (adding) a movie to a user's list.""" |
| 114 | user = User(name="Test User") |
| 115 | movie = Movie(name="Test Movie", director="Test Director", year=2024, poster="test.jpg", rating=7.5) |
| 116 | with data_manager.SessionFactory() as session: |
| 117 | session.add_all([user, movie]) |
| 118 | session.commit() |
| 119 | data_manager.set_user_movies(user.id, movie.id, 5.0) # Adapt this |
| 120 | user_movies = data_manager.get_user_movies(user.id) # Adapt this |
| 121 | assert len(user_movies) == 1 |
| 122 | assert user_movies[0]['name'] == 'Test Movie' |
| 123 | assert user_movies[0]['rating'] == 5.0 |
| 124 | |
| 125 | |
| 126 | |
| 127 | def test_get_movies(data_manager: SQliteDataManager): |
| 128 | """Test getting all movies.""" |
| 129 | movie1 = Movie(name="Movie A", director="Director X", year=2019, poster="a.jpg", rating=6.5) |
| 130 | movie2 = Movie(name="Movie B", director="Director Y", year=2021, poster="b.jpg", rating=8.5) |
| 131 | with data_manager.SessionFactory() as session: |
| 132 | session.add_all([movie1, movie2]) |
| 133 | session.commit() |
| 134 | movies = session.query(Movie).all() |
| 135 | assert len(movies) == 2 |
| 136 | assert movie1 in movies |
| 137 | assert movie2 in movies |
| 138 | |
| 139 | |
| 140 | |
| 141 | def test_set_movie(data_manager: SQliteDataManager): |
| 142 | """Test setting (adding) a movie.""" |
| 143 | movie = Movie(name="New Movie", director="New Director", year=2023, poster="new.jpg", rating=9.0) |
| 144 | with data_manager.SessionFactory() as session: |
| 145 | session.add(movie) |
| 146 | session.commit() |
| 147 | retrieved_movies = session.query(Movie).filter_by(name="New Movie").all() |
| 148 | assert len(retrieved_movies) == 1 |
| 149 | assert retrieved_movies[0].name == "New Movie" |
| 150 | |
| 151 | |
| 152 | |
| 153 | def test_update_movie(data_manager: SQliteDataManager): |
| 154 | """Test updating an existing movie.""" |
| 155 | movie = Movie(name="Old Movie", director="Old Director", year=2000, poster="old.jpg", rating=5.0) |
| 156 | with data_manager.SessionFactory() as session: |
| 157 | session.add(movie) |
| 158 | session.commit() |
| 159 | movie_to_update = session.query(Movie).get(movie.id) |
| 160 | |
| 161 | updated_movie_data = { |
| 162 | "name": "Updated Movie", |
| 163 | "director": "Updated Director", |
| 164 | "year": 2022, |
| 165 | "poster": "updated.jpg", |
| 166 | "rating": 8.0, |
| 167 | } |
| 168 | for key, value in updated_movie_data.items(): |
| 169 | setattr(movie_to_update, key, value) |
| 170 | session.commit() |
| 171 | |
| 172 | updated_movie = session.query(Movie).get(movie.id) |
| 173 | assert updated_movie is not None |
| 174 | assert updated_movie.name == "Updated Movie" |
| 175 | assert updated_movie.director == "Updated Director" |
| 176 | assert updated_movie.year == 2022 |
| 177 | assert updated_movie.poster == "updated.jpg" |
| 178 | assert updated_movie.rating == 8.0 |
| 179 | |
| 180 | |
| 181 | |
| 182 | def test_update_movie_partial(data_manager: SQliteDataManager): |
| 183 | """Test updating a movie with partial data.""" |
| 184 | movie = Movie(name="Original Movie", director="Original Director", year=2000, poster="original.jpg", rating=5.0) |
| 185 | with data_manager.SessionFactory() as session: |
| 186 | session.add(movie) |
| 187 | session.commit() |
| 188 | movie_to_update = session.query(Movie).get(movie.id) |
| 189 | |
| 190 | updated_data = {"rating": 9.5, "name": "Partially Updated"} |
| 191 | for key, value in updated_data.items(): |
| 192 | setattr(movie_to_update, key, value) |
| 193 | session.commit() |
| 194 | |
| 195 | updated_movie = session.query(Movie).get(movie.id) |
| 196 | assert updated_movie is not None |
| 197 | assert updated_movie.name == "Partially Updated" |
| 198 | assert updated_movie.rating == 9.5 |
| 199 | assert updated_movie.director == "Original Director" # Unchanged |
| 200 | assert updated_movie.year == 2000 # Unchanged |
| 201 | assert updated_movie.poster == "original.jpg" #Unchanged |
| 202 | |
| 203 | |
| 204 | |
| 205 | def test_update_movie_not_found(data_manager: SQliteDataManager): |
| 206 | """Test updating a non-existent movie.""" |
| 207 | updated_data = {"name": "Nonexistent Movie"} |
| 208 | with data_manager.SessionFactory() as session: |
| 209 | result = session.query(Movie).get(999) |
| 210 | assert result is None |
| 211 | |
| 212 | |
| 213 | |
| 214 | def test_delete_movie(data_manager: SQliteDataManager): |
| 215 | """Test deleting a movie.""" |
| 216 | movie = Movie(name="Movie to Delete", director="Delete Director", year=2023, poster="delete.jpg", rating=9.0) |
| 217 | with data_manager.SessionFactory() as session: |
| 218 | session.add(movie) |
| 219 | session.commit() |
| 220 | movie_to_delete = session.query(Movie).get(movie.id) |
| 221 | session.delete(movie_to_delete) |
| 222 | session.commit() |
| 223 | retrieved_movie = session.query(Movie).get(movie.id) |
| 224 | assert retrieved_movie is None |
| 225 | |
| 226 | |
| 227 | |
| 228 | def test_delete_movie_not_found(data_manager: SQliteDataManager): |
| 229 | """Test deleting a non-existent movie.""" |
| 230 | with data_manager.SessionFactory() as session: |
| 231 | deleted = data_manager.delete_movie(999) |
| 232 | assert deleted is False |
| 233 |