gh-106368: Argument clinic tests: improve error message when `expect_…

…success()` fails (#107606)
python · Aug 3, 2023 · 9e6590b · 9e6590b
1 parent 58ef741
commit 9e6590b
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/Lib/test/test_clinic.py b/Lib/test/test_clinic.py
@@ -1680,7 +1680,8 @@ def run_clinic(self, *args):
 
     def expect_success(self, *args):
         out, err, code = self.run_clinic(*args)
-        self.assertEqual(code, 0, f"Unexpected failure: {args=}")
+        if code != 0:
+            self.fail("\n".join([f"Unexpected failure: {args=}", out, err]))
         self.assertEqual(err, "")
         return out