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Fixed #26796 -- Added a system check for m2m fields with ignored limit_choices_to.

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Anderson Resende 2016-07-08 20:37:40 -03:00 • committed by Tim Graham
parent 8a4f017f45
commit ba53da894f
3 changed files with 32 additions and 6 deletions
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27
tests/invalid_models_tests/test_relative_fields.py
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@ -181,7 +181,18 @@ class RelativeFieldTests(SimpleTestCase):
name = models.CharField(max_length=20)
class ModelM2M(models.Model):
m2m = models.ManyToManyField(Model, null=True, validators=[''])
m2m = models.ManyToManyField(
Model,
null=True,
validators=[''],
limit_choices_to={'name': 'test_name'},
through='ThroughModel',
through_fields=('modelm2m', 'model'),
)
class ThroughModel(models.Model):
model = models.ForeignKey('Model', models.CASCADE)
modelm2m = models.ForeignKey('ModelM2M', models.CASCADE)
errors = ModelM2M.check()
field = ModelM2M._meta.get_field('m2m')
@ -191,15 +202,19 @@ class RelativeFieldTests(SimpleTestCase):
'null has no effect on ManyToManyField.',
obj=field,
id='fields.W340',
)
]
expected.append(
),
DjangoWarning(
'ManyToManyField does not support validators.',
obj=field,
id='fields.W341',
)
)
),
DjangoWarning(
'limit_choices_to has no effect on ManyToManyField '
'with a through model.',
obj=field,
id='fields.W343',
),
]
self.assertEqual(errors, expected)