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| author | David Smith <smithdc@gmail.com> | 2020-04-30 08:34:53 +0100 |
|---|---|---|
| committer | Mariusz Felisiak <felisiak.mariusz@gmail.com> | 2020-06-05 12:01:32 +0200 |
| commit | 433dd737f94b09043f64b873b0ac067b3f97364b (patch) | |
| tree | 5c4dcf3c3c7d36008389d28f72c07f70726d65d0 /tests/model_formsets | |
| parent | b5aa9cb20f2d8fbffec3bc18aa31fca5f26d6f64 (diff) | |
| download | django-433dd737f94b09043f64b873b0ac067b3f97364b.tar.gz | |
Fixed #20347 -- Allowed customizing the maximum number of instantiated forms in formsets.
Co-authored-by: ethurgood <ethurgood@gmail.com>
Diffstat (limited to 'tests/model_formsets')
| -rw-r--r-- | tests/model_formsets/tests.py | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/tests/model_formsets/tests.py b/tests/model_formsets/tests.py index 90e5cb1bd8..8c6d87e59c 100644 --- a/tests/model_formsets/tests.py +++ b/tests/model_formsets/tests.py @@ -1838,3 +1838,81 @@ class TestModelFormsetOverridesTroughFormMeta(TestCase): form = BookFormSet.form(data={'title': 'Foo ' * 30, 'author': author.id}) self.assertIs(Book._meta.get_field('title').__class__, models.CharField) self.assertIsInstance(form.fields['title'], forms.SlugField) + + def test_modelformset_factory_absolute_max(self): + AuthorFormSet = modelformset_factory(Author, fields='__all__', absolute_max=1500) + data = { + 'form-TOTAL_FORMS': '1501', + 'form-INITIAL_FORMS': '0', + 'form-MAX_NUM_FORMS': '0', + } + formset = AuthorFormSet(data=data) + self.assertIs(formset.is_valid(), False) + self.assertEqual(len(formset.forms), 1500) + self.assertEqual( + formset.non_form_errors(), + ['Please submit 1000 or fewer forms.'], + ) + + def test_modelformset_factory_absolute_max_with_max_num(self): + AuthorFormSet = modelformset_factory( + Author, + fields='__all__', + max_num=20, + absolute_max=100, + ) + data = { + 'form-TOTAL_FORMS': '101', + 'form-INITIAL_FORMS': '0', + 'form-MAX_NUM_FORMS': '0', + } + formset = AuthorFormSet(data=data) + self.assertIs(formset.is_valid(), False) + self.assertEqual(len(formset.forms), 100) + self.assertEqual( + formset.non_form_errors(), + ['Please submit 20 or fewer forms.'], + ) + + def test_inlineformset_factory_absolute_max(self): + author = Author.objects.create(name='Charles Baudelaire') + BookFormSet = inlineformset_factory( + Author, + Book, + fields='__all__', + absolute_max=1500, + ) + data = { + 'book_set-TOTAL_FORMS': '1501', + 'book_set-INITIAL_FORMS': '0', + 'book_set-MAX_NUM_FORMS': '0', + } + formset = BookFormSet(data, instance=author) + self.assertIs(formset.is_valid(), False) + self.assertEqual(len(formset.forms), 1500) + self.assertEqual( + formset.non_form_errors(), + ['Please submit 1000 or fewer forms.'], + ) + + def test_inlineformset_factory_absolute_max_with_max_num(self): + author = Author.objects.create(name='Charles Baudelaire') + BookFormSet = inlineformset_factory( + Author, + Book, + fields='__all__', + max_num=20, + absolute_max=100, + ) + data = { + 'book_set-TOTAL_FORMS': '101', + 'book_set-INITIAL_FORMS': '0', + 'book_set-MAX_NUM_FORMS': '0', + } + formset = BookFormSet(data, instance=author) + self.assertIs(formset.is_valid(), False) + self.assertEqual(len(formset.forms), 100) + self.assertEqual( + formset.non_form_errors(), + ['Please submit 20 or fewer forms.'], + ) |