mockConfig = mock(Configuration.class);
    }

    @Test
    @DisplayName("Test constructor initializes with config and info type/class")
    void testConstructor() {
        byte infoType = Smb2Constants.SMB2_0_INFO_FILE;
        byte infoClass = FileInformation.FILE_INTERNAL_INFO;

        response = new Smb2QueryInfoResponse(mockConfig, infoType, infoClass);

        assertNotNull(response);

            assertEquals(41, SMBUtil.readInt2(buffer, 64));

            // Verify info type and file info class
            // setFileInfoClass sets the info type to SMB2_0_INFO_FILE (1)
            assertEquals(Smb2Constants.SMB2_0_INFO_FILE, buffer[66]);
            assertEquals((byte) 0x08, buffer[67]);

            // Verify output buffer length
            assertEquals(0x4000, SMBUtil.readInt4(buffer, 68));

    @DisplayName("Info Level Constants")
    class InfoLevelConstants {

        @Test
        @DisplayName("File info level should be 1")
        void testInfoFile() {
            assertEquals(1, Smb2Constants.SMB2_0_INFO_FILE, "File info level must be 1");
        }

        @Test
        @DisplayName("Filesystem info level should be 2")
        void testInfoFilesystem() {

            infoTypeField.setAccessible(true);
            byte actualInfoType = (byte) infoTypeField.get(request);
            assertEquals(Smb2Constants.SMB2_0_INFO_FILE, actualInfoType);

            Field fileInfoClassField = Smb2SetInfoRequest.class.getDeclaredField("fileInfoClass");
            fileInfoClassField.setAccessible(true);