def test_muti_crud():
mock_env = {
'FLASK_CONFIG_PREFIXES': 'SQLALCHEMY',
'SQLALCHEMY_DEFAULT': 'postgresql://*****:*****@pgdb:5432/ds_test',
'SQLALCHEMY_DB2': 'postgresql://*****:*****@pgdb:5432/ds2_test'
}
os_environ_mock = patch.dict(os.environ, mock_env)
with os_environ_mock:
app = get_or_create_app(__name__)
with app.app_context():
db = init_db(app)
db.syncdb()
db.cleandb()
rock = Example(name='Rock')
rock.add(connection_name='SQLALCHEMY_DEFAULT')
db.pool.commit(connection_name='SQLALCHEMY_DEFAULT')
assert 1 == Example.objects.count(
connection_name='SQLALCHEMY_DEFAULT')
assert 0 == Example.objects.count(connection_name='SQLALCHEMY_DB2')
rock2 = Example(name='Rock2')
rock2.add(connection_name='SQLALCHEMY_DB2')
db.pool.commit(connection_name='SQLALCHEMY_DB2')
assert 1 == Example.objects.count(connection_name='SQLALCHEMY_DB2')
r1 = Example.objects.get(connection_name='SQLALCHEMY_DEFAULT',
name='Rock')
r2 = Example.objects.get(connection_name='SQLALCHEMY_DB2',
name='Rock2')
assert r1.name != r2.name
rock.delete()
db.pool.commit()
assert 0 == Example.objects.count(
connection_name='SQLALCHEMY_DEFAULT')
l1 = list(
Example.objects.filter_by(
connection_name='SQLALCHEMY_DEFAULT'))
l2 = list(
Example.objects.filter_by(connection_name='SQLALCHEMY_DB2'))
assert 0 == len(l1)
assert 1 == len(l2)
db.cleandb()
def test_delete():
with os_environ_mock:
app = get_or_create_app(__name__)
with app.app_context():
db = init_db(app)
db.syncdb()
db.cleandb()
rock = Genre(name='Rock', description='rock yeah!!!')
rock.add()
db.pool.commit()
assert 1 == Genre.objects.count()
rock.delete()
db.pool.commit()
assert 0 == Genre.objects.count()
def test_raw_sql():
with os_environ_mock:
app = get_or_create_app(__name__)
with app.app_context():
db = init_db(app)
db.syncdb()
db.cleandb()
rock = Genre(name='Rock', description='rock yeah!!!')
rock.add()
db.pool.commit()
pink = Artist(
genre_id=rock.id, name='Pink Floyd', description='Awsome')
pink.add()
db.pool.commit()
dark = Album(
artist_id=pink.id, name='Dark side of the moon',
description='Interesting')
dark.add()
db.pool.commit()
rolling = Artist(
genre_id=rock.id,
name='Rolling Stones', description='Acceptable')
rolling.add()
db.pool.commit()
sql = """
SELECT a.name as artist_name, a.description artist_description,
g.name as artist_genre
FROM artist a
INNER JOIN genre g ON a.genre_id = g.id
ORDER BY a.id DESC;
"""
result = Genre.objects.raw_sql(sql).fetchall()
assert 2 == len(result)
assert 'Rolling Stones' == result[0][0]
sql = """
SELECT a.name as artist_name, a.description artist_description,
g.name as artist_genre
FROM artist a
INNER JOIN genre g ON a.genre_id = g.id
WHERE a.id = :artist_id
ORDER BY a.id DESC;
"""
result = Genre.objects.raw_sql(sql, artist_id=pink.id).fetchall()
assert 1 == len(result)
assert 'Pink Floyd' == result[0][0]
def test_get_for_update():
with os_environ_mock:
app = get_or_create_app(__name__)
with app.app_context():
db = init_db(app)
db.syncdb()
db.cleandb()
rock = Genre(name='Rock', description='rock yeah!!!')
rock.add()
db.pool.commit()
rock2 = Genre.objects.get_for_update(id=rock.id)
rock2.name = 'updated name'
rock2.update()
assert rock2.id == rock.id
rock2.objects.db.pool.close()
def test_simple_insert():
with os_environ_mock:
app = get_or_create_app(__name__)
with app.app_context():
db = init_db(app)
db.syncdb()
db.cleandb()
assert 0 == Genre.objects.count()
genre = Genre(name='name1', description='dsc1')
genre.add()
db.pool.commit()
assert 1 == Genre.objects.count()
genre2 = Genre(name='name2', description='dsc2')
genre2.add()
db.pool.commit()
assert 2 == Genre.objects.count()
def test_update():
with os_environ_mock:
app = get_or_create_app(__name__)
with app.app_context():
db = init_db(app)
db.syncdb()
db.cleandb()
rock = Genre(name='Rock', description='rock yeah!!!')
rock.add()
db.pool.commit()
description_updated = 'description_updated'
rock.description = description_updated
rock.update()
db.pool.commit()
rock2 = Genre.objects.get(id=rock.id)
assert rock2.description == description_updated
assert 1 == Genre.objects.count()
def test_encrypted_password():
with os_environ_mock:
app = get_or_create_app(__name__)
with app.app_context():
db = init_db(app)
db.syncdb()
db.cleandb()
user = User(
username='******', email='*****@*****.**', password='******')
user.add()
db.pool.commit()
id = user.id
# objects needs to dereferenciated otherwise
# user2 will be just a copy of user
user = None
user2 = User.objects.get(id=id)
assert id == user2.id
assert '123' == user2.password
def test_multi_insert():
with os_environ_mock:
app = get_or_create_app(__name__)
with app.app_context():
db = init_db(app)
db.syncdb()
db.cleandb()
assert 0 == Genre.objects.count()
data = [
Genre(
name='genre{}'.format(x),
description='descript{}'.format(x))
for x in range(100)
]
Genre.objects.add_all(data)
db.pool.commit()
assert 100 == Genre.objects.count()
def test_postgresql_connection():
"""
checks if connection is open
"""
mock_env = {
'FLASK_CONFIG_PREFIXES': 'SQLALCHEMY',
'SQLALCHEMY_DEFAULT': 'postgresql://*****:*****@pgdb:5432/ds_test',
}
os_environ_mock = patch.dict(os.environ, mock_env)
with os_environ_mock:
app = get_or_create_app(__name__)
with app.app_context():
db = init_db(app)
result = db.pool.connections['SQLALCHEMY_DEFAULT'].session.execute(
'SELECT 19;')
assert result.fetchone()[0] == 19
db.pool.connections['SQLALCHEMY_DEFAULT'].session.close()
def test_relationships():
with os_environ_mock:
app = get_or_create_app(__name__)
with app.app_context():
db = init_db(app)
db.syncdb()
db.cleandb()
rock = Genre(name='Rock', description='rock yeah!!!')
rock.add()
db.pool.commit()
pink = Artist(
genre_id=rock.id, name='Pink Floyd', description='Awsome')
pink.add()
db.pool.commit()
dark = Album(
artist_id=pink.id, name='Dark side of the moon',
description='Interesting')
dark.add()
db.pool.commit()
rolling = Artist(
genre_id=rock.id,
name='Rolling Stones', description='Acceptable')
rolling.add()
db.pool.commit()
hits = Album(
artist_id=rolling.id, name='Greatest hits',
description='Interesting')
hits.add()
db.pool.commit()
assert 2 == Album.objects.count()
wall = Album(
artist_id=pink.id, name='The Wall',
description='Interesting')
wall.add()
db.pool.commit()
assert 2 == len(pink.albums)
assert 2 == len(Artist.objects.filter_by(genre_id=rock.id)[:])
def config_app(app):
db = init_db(app)
db.syncdb()
db.cleandb()
config_users(app)
