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Fixed #28549 -- Fixed QuerySet.defer() with super and subclass fields.

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Previously, deferring fields in different classes didn't omit the
superclass' deferred field.

Thanks Simon Charette for the suggested fix.
This commit is contained in:
Jeremy Kerr 2017-08-31 08:59:45 +08:00 • committed by Tim Graham
parent e5bd585c6e
commit 84b7cb7df0
2 changed files with 6 additions and 1 deletions
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5
tests/defer/tests.py
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@ -188,6 +188,11 @@ class BigChildDeferTests(AssertionMixin, TestCase):
self.assertEqual(obj.value, "foo")
self.assertEqual(obj.other, "bar")
def test_defer_subclass_both(self):
# Deferring fields from both superclass and subclass works.
obj = BigChild.objects.defer("other", "value").get(name="b1")
self.assert_delayed(obj, 2)
def test_only_baseclass_when_subclass_has_added_field(self):
# You can retrieve a single field on a baseclass
obj = BigChild.objects.only("name").get(name="b1")