def test_indexed_delete(backend):
movie = Movie({'name': 'The Godfather'})
actor = Actor({'name': 'Marlon Brando'})
actor.performances = [movie]
movie.cast = {'Don Corleone': actor}
movie.save(backend)
def test_indexed_delete(backend):
movie = Movie({'name' : 'The Godfather'})
actor = Actor({'name' : 'Marlon Brando'})
actor.performances = [movie]
movie.cast = {'Don Corleone' : actor}
movie.save(backend)
def test_autocommit_transaction(backend):
backend.filter(Movie, {}).delete()
try:
backend.autocommit = True
movie = Movie({'name': 'The Godfather', 'year': 1979, 'type': 'US'})
movie.save(backend)
backend.delete(movie)
movie.name = 'Star Wars IV'
movie.save(backend)
with pytest.raises(Movie.DoesNotExist):
backend.get(Movie, {
'name': 'The Godfather',
'year': 1979,
'type': 'US'
})
assert backend.get(Movie, {
'name': 'Star Wars IV',
'year': 1979
}) == movie
assert len(backend.filter(Movie, {'type': 'US'})) == 1
finally:
backend.autocommit = False
def test_advanced_transaction(backend):
backend.begin()
backend.filter(Movie, {}).delete()
movie = Movie({'name': 'The Godfather', 'year': 1979, 'type': 'US'})
movie.save(backend)
backend.commit()
backend.delete(movie)
movie.name = 'Star Wars IV'
movie.save(backend)
with pytest.raises(Movie.DoesNotExist):
backend.get(Movie, {
'name': 'The Godfather',
'year': 1979,
'type': 'US'
})
backend.rollback()
assert backend.get(Movie, {'name': 'The Godfather', 'year': 1979}) == movie
assert len(backend.filter(Movie, {'type': 'US'})) == 1
def test_advanced_transaction(transactional_backend):
transactional_backend.begin()
transactional_backend.filter(Movie, {}).delete()
transactional_backend.rollback()
movie = Movie({'title': 'The Godfather', 'year': 1979})
movie.save(transactional_backend)
transactional_backend.commit()
transactional_backend.delete(movie)
movie.title = 'Star Wars IV'
movie.save(transactional_backend)
transactional_backend.rollback()
assert transactional_backend.get(Movie, {
'title': 'The Godfather',
'year': 1979
}).title == 'The Godfather'
assert transactional_backend.get(Movie, {
'title': 'The Godfather',
'year': 1979
}) == movie
assert len(transactional_backend.filter(Movie, {'year': 1979})) == 1
def test_basic_storage(backend):
#the dots will get encoded and should be decoded when loading the data...
movie = Movie({"foo.bar.baz": "bar"})
with backend.transaction():
backend.save(movie)
recovered_movie = backend.get(Movie, {})
assert 'foo.bar.baz' in recovered_movie and recovered_movie[
'foo.bar.baz'] == 'bar'
def test_nested_value(backend):
actor = Actor({'name' : 'Robert de Niro'})
movie = Movie({'best_actor' : actor,'title' : 'The Godfather'})
backend.save(actor)
actor.movies = [movie]
backend.save(actor)
backend.commit()
backend.save(movie)
backend.commit()
recovered_actor = backend.get(Actor,{'pk' : actor.pk})
assert recovered_actor == actor
assert movie in recovered_actor.movies
assert recovered_actor.movies[0] == movie
assert 'best_actor' in recovered_actor.movies[0]
assert recovered_actor.movies[0].best_actor == recovered_actor
recovered_actors = backend.filter(Actor,{'movies.title' : 'The Godfather'})
assert len(recovered_actors) == 1
assert actor in recovered_actors
def test_autocommit_transaction(transactional_backend):
transactional_backend.filter(Movie, {}).delete()
try:
transactional_backend.autocommit = True
movie = Movie({'title': 'The Godfather', 'year': 1979})
movie.save(transactional_backend)
transactional_backend.delete(movie)
movie.title = 'Star Wars IV'
movie.save(transactional_backend)
with pytest.raises(Movie.DoesNotExist):
transactional_backend.get(Movie, {'title': 'The Godfather', 'year': 1979})
assert transactional_backend.get(Movie, {'title': 'Star Wars IV', 'year': 1979}) == movie
assert len(transactional_backend.filter(Movie, {'year': 1979})) == 1
finally:
transactional_backend.autocommit = False
def test_autocommit_transaction(transactional_backend):
transactional_backend.filter(Movie, {}).delete()
try:
transactional_backend.autocommit = True
movie = Movie({"title": "The Godfather", "year": 1979})
movie.save(transactional_backend)
transactional_backend.delete(movie)
movie.title = "Star Wars IV"
movie.save(transactional_backend)
with pytest.raises(Movie.DoesNotExist):
transactional_backend.get(Movie, {"title": "The Godfather", "year": 1979})
assert transactional_backend.get(Movie, {"title": "Star Wars IV", "year": 1979}) == movie
assert len(transactional_backend.filter(Movie, {"year": 1979})) == 1
finally:
transactional_backend.autocommit = False
def test_advanced_transaction(transactional_backend):
transactional_backend.begin()
transactional_backend.filter(Movie, {}).delete()
transactional_backend.rollback()
movie = Movie({"title": "The Godfather", "year": 1979})
movie.save(transactional_backend)
transactional_backend.commit()
transactional_backend.delete(movie)
movie.title = "Star Wars IV"
movie.save(transactional_backend)
transactional_backend.rollback()
assert transactional_backend.get(Movie, {"title": "The Godfather", "year": 1979}).title == "The Godfather"
assert transactional_backend.get(Movie, {"title": "The Godfather", "year": 1979}) == movie
assert len(transactional_backend.filter(Movie, {"year": 1979})) == 1
def test_advanced_transaction(transactional_backend):
transactional_backend.begin()
transactional_backend.filter(Movie,{}).delete()
movie = Movie({'name' : 'The Godfather','year' : 1979,'type' : 'US'})
movie.save(transactional_backend)
transactional_backend.commit()
transactional_backend.delete(movie)
movie.name = 'Star Wars IV'
movie.save(transactional_backend)
with pytest.raises(Movie.DoesNotExist):
transactional_backend.get(Movie,{'name' : 'The Godfather','year' : 1979,'type' : 'US'})
transactional_backend.rollback()
assert transactional_backend.get(Movie,{'name' : 'The Godfather','year' : 1979}) == movie
assert len(transactional_backend.filter(Movie,{'type':'US'})) == 1
def test_advanced_transaction(transactional_backend):
transactional_backend.begin()
transactional_backend.filter(Movie, {}).delete()
transactional_backend.rollback()
movie = Movie({'title': 'The Godfather', 'year': 1979})
movie.save(transactional_backend)
transactional_backend.commit()
transactional_backend.begin()
transactional_backend.delete(movie)
movie.title = 'Star Wars IV'
movie.save(transactional_backend)
transactional_backend.rollback()
assert transactional_backend.get(Movie, {'title': 'The Godfather', 'year': 1979}).title == 'The Godfather'
assert transactional_backend.get(Movie, {'title': 'The Godfather', 'year': 1979}) == movie
assert len(transactional_backend.filter(Movie, {'year': 1979})) == 1
