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Improved error message when index in __getitem__() is invalid.

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Jon Dufresne 2019-07-19 13:55:32 -07:00 • committed by Mariusz Felisiak
parent 8323691de0
commit d89053585e
6 changed files with 28 additions and 4 deletions
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5
tests/queries/tests.py
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@ -2436,6 +2436,11 @@ class QuerySetSupportsPythonIdioms(TestCase):
with self.assertRaisesMessage(AssertionError, "Negative indexing is not supported."):
Article.objects.all()[0:-5]
def test_invalid_index(self):
msg = 'QuerySet indices must be integers or slices, not str.'
with self.assertRaisesMessage(TypeError, msg):
Article.objects.all()['foo']
def test_can_get_number_of_items_in_queryset_using_standard_len(self):
self.assertEqual(len(Article.objects.filter(name__exact='Article 1')), 1)