byte[] src = expected.getBytes("UTF-16LE");
        String result = response.readString(src, 0, src.length);
        assertEquals(expected, result);
    }

    @Test
    void testReadString_Oem() {
        response.useUnicode = false;
        String expected = "test";
        // Simulate OEM encoding with a null terminator
        byte[] src = (expected + "\0").getBytes(StandardCharsets.UTF_8);