Fixed #33616 -- Allowed registering callbacks that can fail in transaction.on_commit().

Thanks David Wobrock and Mariusz Felisiak for reviews.

tests/test_utils/tests.py

@@ -2285,6 +2285,32 @@ class CaptureOnCommitCallbacksTests(TestCase):
 
         self.assertEqual(callbacks, [branch_1, branch_2, leaf_3, leaf_1, leaf_2])
 
+    def test_execute_robust(self):
+        class MyException(Exception):
+            pass
+
+        def hook():
+            self.callback_called = True
+            raise MyException("robust callback")
+
+        with self.assertLogs("django.test", "ERROR") as cm:
+            with self.captureOnCommitCallbacks(execute=True) as callbacks:
+                transaction.on_commit(hook, robust=True)
+
+        self.assertEqual(len(callbacks), 1)
+        self.assertIs(self.callback_called, True)
+
+        log_record = cm.records[0]
+        self.assertEqual(
+            log_record.getMessage(),
+            "Error calling CaptureOnCommitCallbacksTests.test_execute_robust.<locals>."
+            "hook in on_commit() (robust callback).",
+        )
+        self.assertIsNotNone(log_record.exc_info)
+        raised_exception = log_record.exc_info[1]
+        self.assertIsInstance(raised_exception, MyException)
+        self.assertEqual(str(raised_exception), "robust callback")
+
 
 class DisallowedDatabaseQueriesTests(SimpleTestCase):
     def test_disallowed_database_connections(self):