'tests the model equality functionality'

def test_instance_equality(self):

    class EqualityModel(Model, ):
        pk = columns.Integer(primary_key=True)
    m0 = EqualityModel(pk=0)
    m1 = EqualityModel(pk=1)
    self.assertEqual(m0, m0)
    self.assertNotEqual(m0, m1)
