verify(mockFileSystemInfo, times(1)).getFileSystemInformationClass();
        }

        @Test
        @DisplayName("Should decode buffer correctly")
        void testDecode() throws SMBProtocolDecodingException {
            byte[] buffer = new byte[100];
            when(mockFileSystemInfo.decode(any(byte[].class), anyInt(), anyInt())).thenReturn(24);

        super.setUp(testInfo);
        permissionHelper = new PermissionHelper();
        permissionHelper.systemHelper = new SystemHelper();
    }

    @Test
    public void test_encode() {
        assertNull(permissionHelper.encode(null));
        assertNull(permissionHelper.encode(""));
        assertNull(permissionHelper.encode(" "));
        assertNull(permissionHelper.encode("{user}"));

        assertNotNull(str);
        assertTrue(str.length() > "Trans2SetFileInformationResponse[]".length());
    }

    @Test
    @DisplayName("Test decode method")
    void testDecode() throws Exception {
        // Test the decode method which is inherited from ServerMessageBlock
        byte[] buffer = new byte[256];

        // Set up a minimal SMB header (size 32 bytes)
        // SMB signature

            assertEquals(null, nullNameResponse.getName());
        }

        @Test
        @DisplayName("Should decode data correctly")
        void testDecode() throws SMBProtocolDecodingException {
            int length = 50;
            int result = testResponse.decode(testBuffer, 10, length);

            assertEquals(length, result);