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61 lines
1.6 KiB
Python
61 lines
1.6 KiB
Python
"""
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Tests for the order_with_respect_to Meta attribute.
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We explicitly declare app_label on these models, because they are reused by
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contenttypes_tests. When those tests are run in isolation, these models need
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app_label because order_with_respect_to isn't in INSTALLED_APPS.
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"""
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from django.db import models
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from django.utils import six
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from django.utils.encoding import python_2_unicode_compatible
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class Question(models.Model):
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text = models.CharField(max_length=200)
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class Meta:
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app_label = 'order_with_respect_to'
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@python_2_unicode_compatible
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class Answer(models.Model):
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text = models.CharField(max_length=200)
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question = models.ForeignKey(Question, models.CASCADE)
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class Meta:
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order_with_respect_to = 'question'
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app_label = 'order_with_respect_to'
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def __str__(self):
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return six.text_type(self.text)
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@python_2_unicode_compatible
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class Post(models.Model):
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title = models.CharField(max_length=200)
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parent = models.ForeignKey("self", models.SET_NULL, related_name="children", null=True)
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class Meta:
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order_with_respect_to = "parent"
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app_label = 'order_with_respect_to'
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def __str__(self):
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return self.title
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# order_with_respect_to points to a model with a OneToOneField primary key.
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class Entity(models.Model):
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pass
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class Dimension(models.Model):
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entity = models.OneToOneField('Entity', primary_key=True, on_delete=models.CASCADE)
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class Component(models.Model):
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dimension = models.ForeignKey('Dimension', on_delete=models.CASCADE)
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class Meta:
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order_with_respect_to = 'dimension'
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