def db():
"""Database fixture with session sharing."""
import invenio_db
from invenio_db import shared
db = invenio_db.db = shared.db = shared.SQLAlchemy(
metadata=shared.MetaData(naming_convention=shared.NAMING_CONVENTION))
return db
def db():
import invenio_db
from invenio_db import shared
db = invenio_db.db = shared.db = shared.SQLAlchemy(
metadata=shared.MetaData(naming_convention=shared.NAMING_CONVENTION))
return db
def test_naming_convention(db, app):
"""Test naming convention."""
from sqlalchemy_continuum import remove_versioning
ext = InvenioDB(app, entry_point_group=False, db=db)
cfg = dict(
DB_VERSIONING=True,
DB_VERSIONING_USER_MODEL=None,
SQLALCHEMY_DATABASE_URI=app.config['SQLALCHEMY_DATABASE_URI'],
)
with app.app_context():
if db.engine.name == 'sqlite':
raise pytest.skip('Upgrades are not supported on SQLite.')
def model_factory(base):
"""Create test models."""
class Master(base):
__tablename__ = 'master'
pk = sa.Column(sa.Integer, primary_key=True)
name = sa.Column(sa.String(100), unique=True)
city = sa.Column(sa.String(100), index=True)
active = sa.Column(sa.Boolean(name='active'), server_default='1')
class Slave(base):
__tablename__ = 'slave'
pk = sa.Column(sa.Integer, primary_key=True)
fk = sa.Column(sa.Integer, sa.ForeignKey(Master.pk))
code = sa.Column(sa.Integer, index=True, unique=True)
source = sa.Column(sa.String(100))
__table_args__ = (
sa.Index(None, source),
# do not add anything after
getattr(base, '__table_args__', {}))
return Master, Slave
source_db = shared.SQLAlchemy(metadata=shared.MetaData(
naming_convention={
'ix': 'source_ix_%(table_name)s_%(column_0_label)s',
'uq': 'source_uq_%(table_name)s_%(column_0_name)s',
'ck': 'source_ck_%(table_name)s_%(constraint_name)s',
'fk': 'source_fk_%(table_name)s_%(column_0_name)s_'
'%(referred_table_name)s',
'pk': 'source_pk_%(table_name)s',
}), )
source_app = Flask('source_app')
source_app.config.update(**cfg)
source_models = model_factory(source_db.Model)
source_ext = InvenioDB(
source_app,
entry_point_group=False,
db=source_db,
versioning_manager=VersioningManager(),
)
with source_app.app_context():
source_db.metadata.bind = source_db.engine
source_db.create_all()
source_ext.alembic.stamp('dbdbc1b19cf2')
assert not source_ext.alembic.compare_metadata()
source_constraints = set([
cns for model in source_models
for cns in list(model.__table__.constraints) +
list(model.__table__.indexes)
])
remove_versioning(manager=source_ext.versioning_manager)
target_db = shared.SQLAlchemy(metadata=shared.MetaData(
naming_convention=shared.NAMING_CONVENTION))
target_app = Flask('target_app')
target_app.config.update(**cfg)
target_models = model_factory(target_db.Model)
target_ext = InvenioDB(
target_app,
entry_point_group=False,
db=target_db,
versioning_manager=VersioningManager(),
)
with target_app.app_context():
target_db.metadata.bind = target_db.engine
assert target_ext.alembic.compare_metadata()
target_ext.alembic.upgrade('35c1075e6360')
assert not target_ext.alembic.compare_metadata()
target_db.drop_all()
target_constraints = set([
cns.name for model in source_models
for cns in list(model.__table__.constraints) +
list(model.__table__.indexes)
])
remove_versioning(manager=target_ext.versioning_manager)
assert source_constraints ^ target_constraints
