    def test_oneOf_traversal_for_single_sibling_errors(self):
        """
        We *do* traverse oneOf with a single subschema that fails multiple
        times (e.g. on multiple items).
        """

        schema = {
            "oneOf": [
                {"items": {"const": 37}},
            ],
        }
        best = self.best_match_of(instance=[12, 12], schema=schema)
        self.assertEqual(best.validator, "const")
We *do* traverse oneOf with a single subschema that fails multiple
times (e.g. on multiple items).
jsonschema/tests/test_exceptions.py