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Fixed #32466 -- Corrected autocomplete to_field resolution for complex cases.

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In MTI or ForeignKey as primary key cases, it is required to fetch the attname
from the field instance on the remote model in order to reliably resolve the
to_field_name.

Co-authored-by: Johannes Maron <info@johanneshoppe.com>
Co-authored-by: Mariusz Felisiak <felisiak.mariusz@gmail.com>
Co-authored-by: Carlton Gibson <carlton.gibson@noumenal.es>
This commit is contained in:
Johannes Maron 2021-03-18 11:21:23 +01:00 • committed by Carlton Gibson
parent 0b120f5d64
commit 03d0f12c82
8 changed files with 153 additions and 8 deletions
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14
tests/admin_widgets/tests.py
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@ -24,7 +24,7 @@ from django.utils import translation
from .models import (
Advisor, Album, Band, Bee, Car, Company, Event, Honeycomb, Individual,
Inventory, Member, MyFileField, Profile, School, Student,
UnsafeLimitChoicesTo,
UnsafeLimitChoicesTo, VideoStream,
)
from .widgetadmin import site as widget_admin_site
@ -624,7 +624,17 @@ class ForeignKeyRawIdWidgetTest(TestCase):
self.assertHTMLEqual(
w.render('test', None),
'<input type="text" name="test" class="vForeignKeyRawIdAdminField">\n'
'<a href="/admin_widgets/band/?name=%22%26%3E%3Cescapeme&amp;_to_field=id" '
'<a href="/admin_widgets/band/?name=%22%26%3E%3Cescapeme&amp;_to_field=artist_ptr" '
'class="related-lookup" id="lookup_id_test" title="Lookup"></a>'
)
def test_render_fk_as_pk_model(self):
rel = VideoStream._meta.get_field('release_event').remote_field
w = widgets.ForeignKeyRawIdWidget(rel, widget_admin_site)
self.assertHTMLEqual(
w.render('test', None),
'<input type="text" name="test" class="vForeignKeyRawIdAdminField">\n'
'<a href="/admin_widgets/releaseevent/?_to_field=album" '
'class="related-lookup" id="lookup_id_test" title="Lookup"></a>'
)