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django/tests/invalid_models_tests/test_custom_fields.py
Adam DePue e118e3af37 Fixed #23761 -- Added test for MySQL validator and db_type is None.
The issue was fixed on master in e9103402c0
so this just forwardports the test and release notes from stable/1.7.x.

Forwardport of 2d12a59938 from stable/1.7.x
2014-11-13 11:06:59 +01:00

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Python

from django.db import models
from .base import IsolatedModelsTestCase
class CustomFieldTest(IsolatedModelsTestCase):
def test_none_column(self):
class NoColumnField(models.AutoField):
def db_type(self, connection):
# None indicates not to create a column in the database.
return None
class Model(models.Model):
field = NoColumnField(primary_key=True, db_column="other_field")
other_field = models.IntegerField()
field = Model._meta.get_field('field')
errors = field.check()
self.assertEqual(errors, [])