final int start = bufferIndex;
        final AllocInfo inf = createInfo();
        if (inf != null) {
            bufferIndex += inf.decode(buffer, bufferIndex, getDataCount());
            this.info = inf;
        }
        return bufferIndex - start;
    }

    /**
     * @return
     */
    private AllocInfo createInfo() {
        AllocInfo inf;
        switch (this.informationLevel) {

    }

    @Test
    void testCreateInfo_AllInformationLevels() throws Exception {
        // Test createInfo private method with all supported levels
        Method createInfoMethod = Trans2QueryFSInformationResponse.class.getDeclaredMethod("createInfo");
        createInfoMethod.setAccessible(true);

        // Test SMB_INFO_ALLOCATION