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21 lines
667 B
Python
21 lines
667 B
Python
from django.db import models
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from django.test import SimpleTestCase
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from django.test.utils import isolate_apps
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@isolate_apps('invalid_models_tests')
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class CustomFieldTest(SimpleTestCase):
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def test_none_column(self):
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class NoColumnField(models.AutoField):
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def db_type(self, connection):
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# None indicates not to create a column in the database.
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return None
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class Model(models.Model):
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field = NoColumnField(primary_key=True, db_column="other_field")
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other_field = models.IntegerField()
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field = Model._meta.get_field('field')
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self.assertEqual(field.check(), [])
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