Fixed #35417 -- Updated BaseContext.new() with values to create a context that can be flattened.

1 files changed, 11 insertions, 0 deletions

diff --git a/tests/template_tests/test_context.py b/tests/template_tests/test_context.py
index 7420bb4c36..6d8ee7a6e6 100644
--- a/tests/template_tests/test_context.py
+++ b/tests/template_tests/test_context.py
@@ -158,6 +158,17 @@ class ContextTests(SimpleTestCase):
             },
         )
 
+    def test_flatten_context_with_context_copy(self):
+        ctx1 = Context({"a": 2})
+        ctx2 = ctx1.new(Context({"b": 4}))
+        self.assertEqual(
+            ctx2.dicts, [{"True": True, "False": False, "None": None}, {"b": 4}]
+        )
+        self.assertEqual(
+            ctx2.flatten(),
+            {"False": False, "None": None, "True": True, "b": 4},
+        )
+
     def test_context_comparable(self):
         """
         #21765 -- equality comparison should work