1 files changed, 11 insertions, 0 deletions
diff --git a/Lib/test/test_pyrepl/test_pyrepl.py b/Lib/test/test_pyrepl/test_pyrepl.py
index aa3a592766d..98bae7dd703 100644
--- a/Lib/test/test_pyrepl/test_pyrepl.py
+++ b/Lib/test/test_pyrepl/test_pyrepl.py
@@ -1672,6 +1672,17 @@ class TestMain(ReplTestCase):
         self.assertEqual(exit_code, 0)
         self.assertNotIn("TypeError", output)
 
+    @force_not_colorized
+    def test_non_string_suggestion_candidates(self):
+        commands = ("import runpy\n"
+                    "runpy._run_module_code('blech', {0: '', 'bluch': ''}, '')\n"
+                    "exit()\n")
+
+        output, exit_code = self.run_repl(commands)
+        self.assertEqual(exit_code, 0)
+        self.assertNotIn("all elements in 'candidates' must be strings", output)
+        self.assertIn("bluch", output)
+
     def test_readline_history_file(self):
         # skip, if readline module is not available
         readline = import_module('readline')