#15279: Inheritance of rel fields from a single abstract base class through
multiple abstract classes causes errors.
--------------------------------------------------------+-------------------
Reporter: melinath | Owner:
melinath
Status: new | Milestone:
Component: Database layer (models, ORM) | Version: SVN
Resolution: | Keywords:
Triage Stage: Accepted | Has patch: 1
Needs documentation: 1 | Needs tests: 1
Patch needs improvement: 1 |
--------------------------------------------------------+-------------------
Comment (by melinath):
I've added a version of the ticket that should accomplish what I'm trying
to do. Unfortunately, it seems to cause some issues... the test suite has
a number of exceptions which don't otherwise appear. I will look into it.
{{{
#!sh
======================================================================
ERROR: test_more_more_more
(regressiontests.aggregation_regress.tests.AggregationTests)
----------------------------------------------------------------------
Traceback (most recent call last):
File ".../django/tests/regressiontests/aggregation_regress/tests.py",
line 631, in test_more_more_more
qs =
HardbackBook.objects.annotate(n_authors=Count('authors')).values('name',
'n_authors')
File ".../django/django/db/models/manager.py", line 147, in annotate
return self.get_query_set().annotate(*args, **kwargs)
File ".../django/django/db/models/query.py", line 644, in annotate
is_summary=False)
File ".../django/django/db/models/sql/query.py", line 965, in
add_aggregate
field_list, opts, self.get_initial_alias(), False)
File ".../django/django/db/models/sql/query.py", line 1236, in
setup_joins
"Choices are: %s" % (name, ", ".join(names)))
FieldError: Cannot resolve keyword 'authors' into field. Choices are:
book_ptr, contact, id, isbn, name, pages, price, pubdate, publisher,
rating, store, weight
======================================================================
ERROR: test_inherited_fields
(regressiontests.model_inheritance_regress.tests.ModelInheritanceTest)
----------------------------------------------------------------------
Traceback (most recent call last):
File
".../django/tests/regressiontests/model_inheritance_regress/tests.py",
line 253, in test_inherited_fields
m2mchildren = list(M2MChild.objects.filter(articles__isnull=False))
File ".../django/django/db/models/manager.py", line 141, in filter
return self.get_query_set().filter(*args, **kwargs)
File ".../django/django/db/models/query.py", line 550, in filter
return self._filter_or_exclude(False, *args, **kwargs)
File ".../django/django/db/models/query.py", line 568, in
_filter_or_exclude
clone.query.add_q(Q(*args, **kwargs))
File ".../django/django/db/models/sql/query.py", line 1170, in add_q
can_reuse=used_aliases, force_having=force_having)
File ".../django/django/db/models/sql/query.py", line 1058, in
add_filter
negate=negate, process_extras=process_extras)
File ".../django/django/db/models/sql/query.py", line 1236, in
setup_joins
"Choices are: %s" % (name, ", ".join(names)))
FieldError: Cannot resolve keyword 'articles' into field. Choices are: id,
m2mbase_ptr, name
======================================================================
ERROR: test_table_exists
(modeltests.proxy_model_inheritance.tests.ProxyModelInheritanceTests)
----------------------------------------------------------------------
Traceback (most recent call last):
File ".../django/tests/modeltests/proxy_model_inheritance/tests.py",
line 25, in setUp
call_command('syncdb', verbosity=0)
File ".../django/django/core/management/__init__.py", line 166, in
call_command
return klass.execute(*args, **defaults)
File ".../django/django/core/management/base.py", line 220, in execute
output = self.handle(*args, **options)
File ".../django/django/core/management/base.py", line 351, in handle
return self.handle_noargs(**options)
File ".../django/django/core/management/commands/syncdb.py", line 121,
in handle_noargs
custom_sql = custom_sql_for_model(model, self.style, connection)
File ".../django/django/core/management/sql.py", line 150, in
custom_sql_for_model
app_dir =
os.path.normpath(os.path.join(os.path.dirname(models.get_app(model._meta.app_label).__file__),
'sql'))
File ".../django/django/db/models/loading.py", line 140, in get_app
raise ImproperlyConfigured("App with label %s could not be found" %
app_label)
ImproperlyConfigured: App with label model_inheritance could not be found
======================================================================
ERROR: test_distinct_for_inherited_m2m_in_list_filter
(regressiontests.admin_changelist.tests.ChangeListTests)
----------------------------------------------------------------------
Traceback (most recent call last):
File ".../django/tests/regressiontests/admin_changelist/tests.py", line
197, in test_distinct_for_inherited_m2m_in_list_filter
m.list_editable, m)
File ".../django/django/contrib/admin/views/main.py", line 66, in
__init__
self.query_set = self.get_query_set()
File ".../django/django/contrib/admin/views/main.py", line 193, in
get_query_set
raise IncorrectLookupParameters
IncorrectLookupParameters
======================================================================
FAIL: test_bug_8245 (regressiontests.bug8245.tests.Bug8245Test)
----------------------------------------------------------------------
Traceback (most recent call last):
File ".../django/tests/regressiontests/bug8245/tests.py", line 18, in
test_bug_8245
'autodiscover should have raised a "Bad admin module" error.')
AssertionError: autodiscover should have raised a "Bad admin module"
error.
======================================================================
FAIL: test_load_error (regressiontests.templates.tests.TemplateTagLoading)
----------------------------------------------------------------------
Traceback (most recent call last):
File ".../django/tests/regressiontests/templates/tests.py", line 1578,
in test_load_error
self.assertTrue('ImportError' in e.args[0])
AssertionError: False is not True
----------------------------------------------------------------------
}}}
--
Ticket URL: <http://code.djangoproject.com/ticket/15279#comment:3>
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