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Fixed #9061 -- Allowed FormSets to disable deleting extra forms.

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Thanks to Dan Ward for the initial patch.
This commit is contained in:
David Smith 2020-06-19 22:46:25 +01:00 • committed by Mariusz Felisiak
parent 2e8941b6f9
commit 162765d6c3
8 changed files with 135 additions and 14 deletions
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54
tests/model_formsets/tests.py
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@ -1916,3 +1916,57 @@ class TestModelFormsetOverridesTroughFormMeta(TestCase):
formset.non_form_errors(),
['Please submit 20 or fewer forms.'],
)
def test_modelformset_factory_can_delete_extra(self):
AuthorFormSet = modelformset_factory(
Author,
fields='__all__',
can_delete=True,
can_delete_extra=True,
extra=2,
)
formset = AuthorFormSet()
self.assertEqual(len(formset), 2)
self.assertIn('DELETE', formset.forms[0].fields)
self.assertIn('DELETE', formset.forms[1].fields)
def test_modelformset_factory_disable_delete_extra(self):
AuthorFormSet = modelformset_factory(
Author,
fields='__all__',
can_delete=True,
can_delete_extra=False,
extra=2,
)
formset = AuthorFormSet()
self.assertEqual(len(formset), 2)
self.assertNotIn('DELETE', formset.forms[0].fields)
self.assertNotIn('DELETE', formset.forms[1].fields)
def test_inlineformset_factory_can_delete_extra(self):
BookFormSet = inlineformset_factory(
Author,
Book,
fields='__all__',
can_delete=True,
can_delete_extra=True,
extra=2,
)
formset = BookFormSet()
self.assertEqual(len(formset), 2)
self.assertIn('DELETE', formset.forms[0].fields)
self.assertIn('DELETE', formset.forms[1].fields)
def test_inlineformset_factory_can_not_delete_extra(self):
BookFormSet = inlineformset_factory(
Author,
Book,
fields='__all__',
can_delete=True,
can_delete_extra=False,
extra=2,
)
formset = BookFormSet()
self.assertEqual(len(formset), 2)
self.assertNotIn('DELETE', formset.forms[0].fields)
self.assertNotIn('DELETE', formset.forms[1].fields)