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Refs #12203 -- Improved error handling for the case where a user manually specifies an m2m field with an explicit through field. Thanks to dgouldin for the report, and Ramiro Morales for the patch.

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git-svn-id: http://code.djangoproject.com/svn/django/trunk@11737 bcc190cf-cafb-0310-a4f2-bffc1f526a37
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Russell Keith-Magee 2009-11-13 12:35:05 +00:00
parent dd045aaab5
commit 0aeb1e135d
2 changed files with 16 additions and 2 deletions
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13
tests/regressiontests/admin_validation/models.py
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@ -108,7 +108,18 @@ Exception: <class 'regressiontests.admin_validation.models.TwoAlbumFKAndAnE'> ha
>>> validate_inline(TwoAlbumFKAndAnEInline, None, Album)
# Regression test for #12203 -- If the explicitly provided through model
# Regression test for #12203 - Fail more gracefully when a M2M field that
# specifies the 'through' option is included in the 'fields' ModelAdmin option.
>>> class BookAdmin(admin.ModelAdmin):
... fields = ['authors']
>>> validate(BookAdmin, Book)
Traceback (most recent call last):
...
ImproperlyConfigured: 'BookAdmin.fields' can't include the ManyToManyField field 'authors' because 'authors' manually specifies a 'through' model.
# Regression test for #12209 -- If the explicitly provided through model
# is specified as a string, the admin should still be able use
# Model.m2m_field.through