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Code Issues 32 Releases Wiki Activity

Fixed #16905 -- Added extensible checks (nee validation) framework

Browse Source 
This is the result of Christopher Medrela's 2013 Summer of Code project.

Thanks also to Preston Holmes, Tim Graham, Anssi Kääriäinen, Florian
Apolloner, and Alex Gaynor for review notes along the way.

Also: Fixes #8579, fixes #3055, fixes #19844.
This commit is contained in:
Russell Keith-Magee
2014-01-20 10:45:21 +08:00
parent 6e7bd0b63b
commit d818e0c9b2
101 changed files with 7058 additions and 1958 deletions
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36
tests/model_validation/tests.py
View File

@@ -1,7 +1,5 @@
from django.core import management
from django.core.management.validation import (
ModelErrorCollection, validate_model_signals
)
from django.core.checks import run_checks, Error
from django.db.models.signals import post_init
from django.test import TestCase
from django.utils import six
@@ -24,26 +22,32 @@ class ModelValidationTest(TestCase):
# See: https://code.djangoproject.com/ticket/20430
# * related_name='+' doesn't clash with another '+'
# See: https://code.djangoproject.com/ticket/21375
management.call_command("validate", stdout=six.StringIO())
management.call_command("check", stdout=six.StringIO())
def test_model_signal(self):
unresolved_references = post_init.unresolved_references.copy()
post_init.connect(on_post_init, sender='missing-app.Model')
post_init.connect(OnPostInit(), sender='missing-app.Model')
e = ModelErrorCollection(six.StringIO())
validate_model_signals(e)
self.assertSetEqual(
set(e.errors),
{(
'model_validation.tests',
errors = run_checks()
expected = [
Error(
"The `on_post_init` function was connected to the `post_init` "
"signal with a lazy reference to the 'missing-app.Model' "
"sender, which has not been installed."
), (
'model_validation.tests',
"sender, which has not been installed.",
hint=None,
obj='model_validation.tests',
id='E014',
),
Error(
"An instance of the `OnPostInit` class was connected to "
"the `post_init` signal with a lazy reference to the "
"'missing-app.Model' sender, which has not been installed."
)}
)
"'missing-app.Model' sender, which has not been installed.",
hint=None,
obj='model_validation.tests',
id='E014',
)
]
self.assertEqual(errors, expected)
post_init.unresolved_references = unresolved_references