[3.1.x] Fixed #32080 -- Fixed displaying Unicode chars in forms.JSONField and read-only JSONField values in admin.

Backport of de81676b51e4dad510ef387c3ae625f9091fe57f from master

1 files changed, 6 insertions, 0 deletions

diff --git a/tests/forms_tests/field_tests/test_jsonfield.py b/tests/forms_tests/field_tests/test_jsonfield.py
index 892a23a6a7..f9e4281a01 100644
--- a/tests/forms_tests/field_tests/test_jsonfield.py
+++ b/tests/forms_tests/field_tests/test_jsonfield.py
@@ -29,6 +29,12 @@ class JSONFieldTest(SimpleTestCase):
         self.assertEqual(field.prepare_value({'a': 'b'}), '{"a": "b"}')
         self.assertEqual(field.prepare_value(None), 'null')
         self.assertEqual(field.prepare_value('foo'), '"foo"')
+        self.assertEqual(field.prepare_value('你好，世界'), '"你好，世界"')
+        self.assertEqual(field.prepare_value({'a': '😀🐱'}), '{"a": "😀🐱"}')
+        self.assertEqual(
+            field.prepare_value(["你好，世界", "jaźń"]),
+            '["你好，世界", "jaźń"]',
+        )
 
     def test_widget(self):
         field = JSONField()