RequestParameter param = new RequestParameter(null, values);

        String expected = "[null, [value1]]";
        assertEquals(expected, param.toString());
    }

    public void test_toString_withNullValues() {
        // Test toString with null values
        String name = "testParam";
        RequestParameter param = new RequestParameter(name, null);

        String expected = "[testParam, null]";

        assertEquals(2, subList.size());

        subList = qrList.subList(1, 1);
        assertEquals(0, subList.size());
    }

    public void test_toString_withNullValues() {
        List<Map<String, Object>> documentList = new ArrayList<>();
        QueryResponseList qrList = new QueryResponseList(documentList, 0, 10, 0);
        qrList.allRecordCount = 0;