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authorVinay Karanam <vinayinvicible@gmail.com>2018-01-03 12:10:14 +0530
committerTim Graham <timograham@gmail.com>2018-04-07 17:53:33 -0400
commit6a1957bb9887f8e0bb69d3d2b180a1414d38c1fc (patch)
tree911f7e0a8cdaad23601a4bb12f6b28bf8c1766b0 /tests/postgres_tests/test_array.py
parente67dc0fbb2fc3d7c2c503b4cdc5b77ce4e944066 (diff)
downloaddjango-6a1957bb9887f8e0bb69d3d2b180a1414d38c1fc.tar.gz
Fixed #28950 -- Fixed ArrayField.has_changed() for empty values.
Diffstat (limited to 'tests/postgres_tests/test_array.py')
-rw-r--r--tests/postgres_tests/test_array.py8
1 files changed, 8 insertions, 0 deletions
diff --git a/tests/postgres_tests/test_array.py b/tests/postgres_tests/test_array.py
index 71d0603469..cc264fe9fc 100644
--- a/tests/postgres_tests/test_array.py
+++ b/tests/postgres_tests/test_array.py
@@ -760,6 +760,14 @@ class TestSimpleFormField(PostgreSQLTestCase):
self.assertIs(field.has_changed([1, 2], '1,2,3'), True)
self.assertIs(field.has_changed([1, 2], 'a,b'), True)
+ def test_has_changed_empty(self):
+ field = SimpleArrayField(forms.CharField())
+ self.assertIs(field.has_changed(None, None), False)
+ self.assertIs(field.has_changed(None, ''), False)
+ self.assertIs(field.has_changed(None, []), False)
+ self.assertIs(field.has_changed([], None), False)
+ self.assertIs(field.has_changed([], ''), False)
+
class TestSplitFormField(PostgreSQLTestCase):