def test_source_option(self):
"""
should use the source option as the target association name if provided
"""
association = HasManyThrough(target_klass=self.Site, id='dumb_comments',
through='articles', source='comments')
self.assertEqual(association.source_association().id, 'comments')
def test_source_association_exists_on_proxy(self):
"""
should raise when the source association is not defined on the proxy
association's class
"""
association = HasManyThrough(target_klass=self.Site, id=self.id,
through='articles')
self.assertRaises(errors.AssociationNotFound,
association.source_association)
def setUp(self):
self.klass = fixtures.association_models.Test
self.id = 'has_many_through'
self.association = HasManyThrough(target_klass=self.klass, id=self.id)
self.adapter = TestAdapter
# assign fixtures.association_models.ModelClass to self.ModelClass
for m in self.MODELS:
setattr(self, m, getattr(fixtures.association_models, m))
def test_association_name(self):
"""should use the source association that matches the association id"""
association = HasManyThrough(target_klass=self.Site, id='comments',
through='articles')
self.assertEqual(association.source_association().id, 'comments')
def test_through_exists(self):
"""should raise when through is not an existing association"""
association = HasManyThrough(target_klass=self.Site, id=self.id,
through='a_tunnel')
self.assertRaises(errors.AssociationNotFound,
association.proxy_association)
def test_not_polymorphic(self):
"""should not allow polymorphic associations"""
association = HasManyThrough(target_klass=self.Site, id='comments',
through='articles', as_='whatever')
self.assertEqual(association.polymorphic(), False)
