}

    @Test
    public void test_toString_withValidData() {
        // Test toString with normal data
        String name = "testParam";
        String[] values = { "value1", "value2" };
        RequestParameter param = new RequestParameter(name, values);

        String expected = "[testParam, [value1, value2]]";
        assertEquals(expected, param.toString());
    }

    @Test

        inputMap.put("key2", 456);

        TestDataStoreParams testParams = new TestDataStoreParams(inputMap);

        assertEquals("value1", testParams.get("key1"));
        assertEquals(456, testParams.get("key2"));

        // Verify that modifications to original map don't affect created instance
        inputMap.put("key3", "value3");
        assertFalse(testParams.containsKey("key3"));
    }