django/tests/model_inheritance_select_re.../models.py

38 lines
880 B
Python

"""
Regression tests for the interaction between model inheritance and
select_related().
"""
from __future__ import unicode_literals
from django.db import models
from django.utils.encoding import python_2_unicode_compatible
@python_2_unicode_compatible
class Place(models.Model):
name = models.CharField(max_length=50)
class Meta:
ordering = ('name',)
def __str__(self):
return "%s the place" % self.name
@python_2_unicode_compatible
class Restaurant(Place):
serves_sushi = models.BooleanField(default=False)
serves_steak = models.BooleanField(default=False)
def __str__(self):
return "%s the restaurant" % self.name
@python_2_unicode_compatible
class Person(models.Model):
name = models.CharField(max_length=50)
favorite_restaurant = models.ForeignKey(Restaurant)
def __str__(self):
return self.name