From 7fa1a93c6c8109010a6ff3f604fda83b604e0e97 Mon Sep 17 00:00:00 2001
From: Mariusz Felisiak <felisiak.mariusz@gmail.com>
Date: Wed, 5 Feb 2020 14:31:30 +0100
Subject: [PATCH] Refs #28214 -- Added test for escaping JSONField key lookups.

Thanks mrsanders for the report.

Fixed in 7deeabc7c7526786df6894429ce89a9c4b614086.
---
 tests/postgres_tests/test_json.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tests/postgres_tests/test_json.py b/tests/postgres_tests/test_json.py
index 0ffa05f981..2ff765e918 100644
--- a/tests/postgres_tests/test_json.py
+++ b/tests/postgres_tests/test_json.py
@@ -411,6 +411,10 @@ class TestQuerying(PostgreSQLTestCase):
                     **{lookup: value},
                 ).exists())
 
+    def test_key_escape(self):
+        obj = JSONModel.objects.create(field={'%total': 10})
+        self.assertEqual(JSONModel.objects.filter(**{'field__%total': 10}).get(), obj)
+
 
 @isolate_apps('postgres_tests')
 class TestChecks(PostgreSQLSimpleTestCase):