Files
deb-python-sqlalchemy-utils/tests/functions/test_get_primary_keys.py
2015-03-17 17:35:55 +02:00

49 lines
1.4 KiB
Python

import sqlalchemy as sa
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy_utils import get_primary_keys
try:
from collections import OrderedDict
except ImportError:
from ordereddict import OrderedDict
class TestGetPrimaryKeys(object):
def setup_method(self, method):
Base = declarative_base()
class Building(Base):
__tablename__ = 'building'
id = sa.Column('_id', sa.Integer, primary_key=True)
name = sa.Column('_name', sa.Unicode(255))
self.Building = Building
def test_table(self):
assert get_primary_keys(self.Building.__table__) == OrderedDict({
'_id': self.Building.__table__.c._id
})
def test_declarative_class(self):
assert get_primary_keys(self.Building) == OrderedDict({
'id': self.Building.__table__.c._id
})
def test_declarative_object(self):
assert get_primary_keys(self.Building()) == OrderedDict({
'id': self.Building.__table__.c._id
})
def test_class_alias(self):
alias = sa.orm.aliased(self.Building)
assert get_primary_keys(alias) == OrderedDict({
'id': self.Building.__table__.c._id
})
def test_table_alias(self):
alias = sa.orm.aliased(self.Building.__table__)
assert get_primary_keys(alias) == OrderedDict({
'_id': alias.c._id
})