diff options
Diffstat (limited to 'tests/model_formsets')
| -rw-r--r-- | tests/model_formsets/tests.py | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/tests/model_formsets/tests.py b/tests/model_formsets/tests.py index 037163b741..c48f88ded8 100644 --- a/tests/model_formsets/tests.py +++ b/tests/model_formsets/tests.py @@ -1071,6 +1071,38 @@ class ModelFormsetTest(TestCase): FormSet = modelformset_factory(ClassyMexicanRestaurant, fields=["tacos_are_yummy"]) self.assertEqual(sorted(FormSet().forms[0].fields.keys()), ['restaurant', 'tacos_are_yummy']) + def test_model_formset_with_initial_model_instance(self): + # has_changed should compare model instance and primary key + # see #18898 + FormSet = modelformset_factory(Poem) + john_milton = Poet(name="John Milton") + john_milton.save() + data = { + 'form-TOTAL_FORMS': 1, + 'form-INITIAL_FORMS': 0, + 'form-MAX_NUM_FORMS': '', + 'form-0-name': '', + 'form-0-poet': str(john_milton.id), + } + formset = FormSet(initial=[{'poet': john_milton}], data=data) + self.assertFalse(formset.extra_forms[0].has_changed()) + + def test_model_formset_with_initial_queryset(self): + # has_changed should work with queryset and list of pk's + # see #18898 + FormSet = modelformset_factory(AuthorMeeting) + author = Author.objects.create(pk=1, name='Charles Baudelaire') + data = { + 'form-TOTAL_FORMS': 1, + 'form-INITIAL_FORMS': 0, + 'form-MAX_NUM_FORMS': '', + 'form-0-name': '', + 'form-0-created': '', + 'form-0-authors': list(Author.objects.values_list('id', flat=True)), + } + formset = FormSet(initial=[{'authors': Author.objects.all()}], data=data) + self.assertFalse(formset.extra_forms[0].has_changed()) + def test_prevent_duplicates_from_with_the_same_formset(self): FormSet = modelformset_factory(Product, extra=2) data = { |