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47 lines
1.2 KiB
47 lines
1.2 KiB
""" |
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Regression tests for the interaction between model inheritance and |
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select_related(). |
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""" |
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from django.db import models |
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class Place(models.Model): |
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name = models.CharField(max_length=50) |
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class Meta: |
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ordering = ('name',) |
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def __unicode__(self): |
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return u"%s the place" % self.name |
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class Restaurant(Place): |
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serves_sushi = models.BooleanField() |
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serves_steak = models.BooleanField() |
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def __unicode__(self): |
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return u"%s the restaurant" % self.name |
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class Person(models.Model): |
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name = models.CharField(max_length=50) |
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favorite_restaurant = models.ForeignKey(Restaurant) |
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def __unicode__(self): |
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return self.name |
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__test__ = {'API_TESTS':""" |
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Regression test for #7246 |
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>>> r1 = Restaurant.objects.create(name="Nobu", serves_sushi=True, serves_steak=False) |
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>>> r2 = Restaurant.objects.create(name="Craft", serves_sushi=False, serves_steak=True) |
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>>> p1 = Person.objects.create(name="John", favorite_restaurant=r1) |
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>>> p2 = Person.objects.create(name="Jane", favorite_restaurant=r2) |
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>>> Person.objects.order_by('name').select_related() |
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[<Person: Jane>, <Person: John>] |
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>>> jane = Person.objects.order_by('name').select_related('favorite_restaurant')[0] |
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>>> jane.favorite_restaurant.name |
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u'Craft' |
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"""} |
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