add test

Author: iritkatriel

Lib/test/test_traceback.py

@@ -2919,6 +2919,32 @@ def exc():
         report = self.get_report(exc)
         self.assertEqual(report, expected)
 
+    def test_exception_group_wrapped_naked(self):
+        # See gh-128799
+
+        def exc():
+            try:
+                raise Exception(42)
+            except* Exception as e:
+                raise
+
+        expected = (f'  + Exception Group Traceback (most recent call last):\n'
+                    f'  |   File "{__file__}", line {self.callable_line}, in get_exception\n'
+                    f'  |     exception_or_callable()\n'
+                    f'  |     ~~~~~~~~~~~~~~~~~~~~~^^\n'
+                    f'  |   File "{__file__}", line {exc.__code__.co_firstlineno + 3}, in exc\n'
+                    f'  |     except* Exception as e:\n'
+                    f'  | ExceptionGroup:  (1 sub-exception)\n'
+                    f'  +-+---------------- 1 ----------------\n'
+                    f'    | Traceback (most recent call last):\n'
+                    f'    |   File "{__file__}", line {exc.__code__.co_firstlineno + 2}, in exc\n'
+                    f'    |     raise Exception(42)\n'
+                    f'    | Exception: 42\n'
+                    f'    +------------------------------------\n')
+
+        report = self.get_report(exc)
+        self.assertEqual(report, expected)
+
     def test_KeyboardInterrupt_at_first_line_of_frame(self):
         # see GH-93249
         def f():