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authorTim Graham <timograham@gmail.com>2017-03-15 12:54:26 -0400
committerTim Graham <timograham@gmail.com>2017-03-15 12:55:05 -0400
commita95616944b9cb58c2547d1f08590b3ad3a142fe2 (patch)
tree73ca97aa982dff781d864cca558e095635e9c109 /tests/model_forms
parent3c1ed1d336c847ed35934b3169632455505f4acb (diff)
[1.11.x] Refs #27563 -- Fixed ModelChoiceField.__deepcopy__() so forms don't share a queryset cache.
Thanks Luke Benstead for the report Simon Charettes for the fix. Backport of 44f9241c48e28823b140bc4ec7515f5a88b88c32 from master
Diffstat (limited to 'tests/model_forms')
-rw-r--r--tests/model_forms/tests.py9
1 files changed, 9 insertions, 0 deletions
diff --git a/tests/model_forms/tests.py b/tests/model_forms/tests.py
index 8b293a02ad..49ed9f03dd 100644
--- a/tests/model_forms/tests.py
+++ b/tests/model_forms/tests.py
@@ -1637,6 +1637,15 @@ class ModelChoiceFieldTests(TestCase):
self.assertIsNot(field1, ModelChoiceForm.base_fields['category'])
self.assertIs(field1.widget.choices.field, field1)
+ def test_modelchoicefield_result_cache_not_shared(self):
+ class ModelChoiceForm(forms.Form):
+ category = forms.ModelChoiceField(Category.objects.all())
+
+ form1 = ModelChoiceForm()
+ self.assertCountEqual(form1.fields['category'].queryset, [self.c1, self.c2, self.c3])
+ form2 = ModelChoiceForm()
+ self.assertIsNone(form2.fields['category'].queryset._result_cache)
+
def test_modelchoicefield_22745(self):
"""
#22745 -- Make sure that ModelChoiceField with RadioSelect widget