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import pytest
import sqlalchemy as sa
from sqlalchemy_utils import generic_relationship
from ..generic_relationship import GenericRelationshipTestCase
@pytest.fixture
def incrementor():
class Incrementor:
value = 1
return Incrementor()
@pytest.fixture
def Building(Base, incrementor):
class Building(Base):
__tablename__ = 'building'
id = sa.Column(sa.Integer, primary_key=True)
code = sa.Column(sa.Integer, primary_key=True)
def __init__(self):
incrementor.value += 1
self.id = incrementor.value
self.code = incrementor.value
return Building
@pytest.fixture
def User(Base, incrementor):
class User(Base):
__tablename__ = 'user'
id = sa.Column(sa.Integer, primary_key=True)
code = sa.Column(sa.Integer, primary_key=True)
def __init__(self):
incrementor.value += 1
self.id = incrementor.value
self.code = incrementor.value
return User
@pytest.fixture
def Event(Base):
class Event(Base):
__tablename__ = 'event'
id = sa.Column(sa.Integer, primary_key=True)
object_type = sa.Column(sa.Unicode(255))
object_id = sa.Column(sa.Integer, nullable=False)
object_code = sa.Column(sa.Integer, nullable=False)
object = generic_relationship(
object_type, (object_id, object_code)
)
return Event
@pytest.fixture
def init_models(Building, User, Event):
pass
class TestGenericRelationship(GenericRelationshipTestCase):
def test_set_manual_and_get(self, session, Event, User):
user = User()
session.add(user)
session.commit()
event = Event()
event.object_id = user.id
event.object_type = type(user).__name__
event.object_code = user.code
assert event.object is None
session.add(event)
session.commit()
assert event.object == user
|
