// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename       : FAT32.cs
// Author(s)      : Natalia Portillo <claunia@claunia.com>
//
// Component      : DiscImageChef unit testing.
//
// --[ License ] --------------------------------------------------------------
//
//     This program is free software: you can redistribute it and/or modify
//     it under the terms of the GNU General Public License as
//     published by the Free Software Foundation, either version 3 of the
//     License, or (at your option) any later version.
//
//     This program is distributed in the hope that it will be useful,
//     but WITHOUT ANY WARRANTY; without even the implied warranty of
//     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//     GNU General Public License for more details.
//
//     You should have received a copy of the GNU General Public License
//     along with this program.  If not, see <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------
// Copyright © 2011-2019 Natalia Portillo
// ****************************************************************************/

using System.Collections.Generic;
using System.IO;
using DiscImageChef.CommonTypes;
using DiscImageChef.CommonTypes.Interfaces;
using DiscImageChef.DiscImages;
using DiscImageChef.Filesystems.FAT;
using DiscImageChef.Filters;
using NUnit.Framework;

namespace DiscImageChef.Tests.Filesystems
{
    [TestFixture]
    public class Fat32Apm
    {
        readonly string[] testfiles = {"macosx_10.11.vdi.lz"};

        readonly ulong[] sectors = {4194304};

        readonly uint[] sectorsize = {512};

        readonly long[] clusters = {524278};

        readonly int[] clustersize = {4096};

        readonly string[] volumename = {"VOLUMELABEL"};

        readonly string[] volumeserial = {"35BD1F0A"};

        readonly string[] oemid = {"BSD  4.4"};

        [Test]
        public void Test()
        {
            for(int i = 0; i < testfiles.Length; i++)
            {
                string  location = Path.Combine(Consts.TestFilesRoot, "filesystems", "fat32_apm", testfiles[i]);
                IFilter filter   = new LZip();
                filter.Open(location);
                IMediaImage image = new Vdi();
                Assert.AreEqual(true,          image.Open(filter),    testfiles[i]);
                Assert.AreEqual(sectors[i],    image.Info.Sectors,    testfiles[i]);
                Assert.AreEqual(sectorsize[i], image.Info.SectorSize, testfiles[i]);
                List<Partition> partitions = Core.Partitions.GetAll(image);
                IFilesystem     fs         = new FAT();
                int             part       = -1;
                for(int j = 0; j < partitions.Count; j++)
                    if(partitions[j].Type == "DOS_FAT_32")
                    {
                        part = j;
                        break;
                    }

                Assert.AreNotEqual(-1, part, $"Partition not found on {testfiles[i]}");
                Assert.AreEqual(true, fs.Identify(image, partitions[part]), testfiles[i]);
                fs.GetInformation(image, partitions[part], out _, null);
                Assert.AreEqual(clusters[i],     fs.XmlFsType.Clusters,         testfiles[i]);
                Assert.AreEqual(clustersize[i],  fs.XmlFsType.ClusterSize,      testfiles[i]);
                Assert.AreEqual("FAT32",         fs.XmlFsType.Type,             testfiles[i]);
                Assert.AreEqual(volumename[i],   fs.XmlFsType.VolumeName,       testfiles[i]);
                Assert.AreEqual(volumeserial[i], fs.XmlFsType.VolumeSerial,     testfiles[i]);
                Assert.AreEqual(oemid[i],        fs.XmlFsType.SystemIdentifier, testfiles[i]);
            }
        }
    }

    [TestFixture]
    public class Fat32Gpt
    {
        readonly string[] testfiles = {"macosx_10.11.vdi.lz"};

        readonly ulong[] sectors = {4194304};

        readonly uint[] sectorsize = {512};

        readonly long[] clusters = {523775};

        readonly int[] clustersize = {4096};

        readonly string[] volumename = {"VOLUMELABEL"};

        readonly string[] volumeserial = {"7ABE1F1B"};

        readonly string[] oemid = {"BSD  4.4"};

        [Test]
        public void Test()
        {
            for(int i = 0; i < testfiles.Length; i++)
            {
                string  location = Path.Combine(Consts.TestFilesRoot, "filesystems", "fat32_gpt", testfiles[i]);
                IFilter filter   = new LZip();
                filter.Open(location);
                IMediaImage image = new Vdi();
                Assert.AreEqual(true,          image.Open(filter),    testfiles[i]);
                Assert.AreEqual(sectors[i],    image.Info.Sectors,    testfiles[i]);
                Assert.AreEqual(sectorsize[i], image.Info.SectorSize, testfiles[i]);
                List<Partition> partitions = Core.Partitions.GetAll(image);
                IFilesystem     fs         = new FAT();
                int             part       = -1;
                for(int j = 0; j < partitions.Count; j++)
                    if(partitions[j].Type == "Microsoft Basic data")
                    {
                        part = j;
                        break;
                    }

                Assert.AreNotEqual(-1, part, $"Partition not found on {testfiles[i]}");
                Assert.AreEqual(true, fs.Identify(image, partitions[part]), testfiles[i]);
                fs.GetInformation(image, partitions[part], out _, null);
                Assert.AreEqual(clusters[i],     fs.XmlFsType.Clusters,         testfiles[i]);
                Assert.AreEqual(clustersize[i],  fs.XmlFsType.ClusterSize,      testfiles[i]);
                Assert.AreEqual("FAT32",         fs.XmlFsType.Type,             testfiles[i]);
                Assert.AreEqual(volumename[i],   fs.XmlFsType.VolumeName,       testfiles[i]);
                Assert.AreEqual(volumeserial[i], fs.XmlFsType.VolumeSerial,     testfiles[i]);
                Assert.AreEqual(oemid[i],        fs.XmlFsType.SystemIdentifier, testfiles[i]);
            }
        }
    }

    [TestFixture]
    public class Fat32Mbr
    {
        readonly string[] testfiles =
        {
            "drdos_7.03.vdi.lz", "drdos_8.00.vdi.lz", "msdos_7.10.vdi.lz", "macosx_10.11.vdi.lz", "win10.vdi.lz",
            "win2000.vdi.lz", "win95osr2.1.vdi.lz", "win95osr2.5.vdi.lz", "win95osr2.vdi.lz", "win98se.vdi.lz",
            "win98.vdi.lz", "winme.vdi.lz", "winvista.vdi.lz", "beos_r4.5.vdi.lz", "linux.vdi.lz", "aros.vdi.lz",
            "freebsd_6.1.vdi.lz", "freebsd_7.0.vdi.lz", "freebsd_8.2.vdi.lz", "freedos_1.2.vdi.lz",
            "ecs20_fstester.vdi.lz", "linux_2.2_umsdos32_flashdrive.vdi.lz",
            "linux_4.19_fat32_msdos_flashdrive.vdi.lz", "linux_4.19_vfat32_flashdrive.vdi.lz"
        };

        readonly ulong[] sectors =
        {
            8388608, 8388608, 8388608, 4194304, 4194304, 8388608, 4194304, 4194304, 4194304, 4194304, 4194304,
            4194304, 4194304, 4194304, 262144, 4194304, 4194304, 4194304, 4194304, 8388608, 1024000, 1024000,
            1024000, 1024000
        };

        readonly uint[] sectorsize =
        {
            512, 512, 512, 512, 512, 512, 512, 512, 512, 512, 512, 512, 512, 512, 512, 512, 512, 512, 512, 512, 512,
            512, 512, 512
        };

        readonly long[] clusters =
        {
            1048233, 1048233, 1048233, 524287, 524016, 1048233, 524152, 524152, 524152, 524112, 524112, 524112,
            523520, 1048560, 260096, 524160, 524112, 524112, 65514, 1048233, 127744, 127882, 127744, 127744
        };

        readonly int[] clustersize =
        {
            4096, 4096, 4096, 4096, 4096, 4096, 4096, 4096, 4096, 4096, 4096, 4096, 4096, 2048, 512, 4096, 4096,
            4096, 32768, 4096, 4096, 4096, 4096, 4096
        };

        readonly string[] volumename =
        {
            "VOLUMELABEL", "VOLUMELABEL", "VOLUMELABEL", "VOLUMELABEL", "VOLUMELABEL", "VOLUMELABEL", "VOLUMELABEL",
            "VOLUMELABEL", "VOLUMELABEL", "VOLUMELABEL", "VOLUMELABEL", "VOLUMELABEL", "VOLUMELABEL", "VOLUMELABEL",
            "VolumeLabel", "VOLUMELABEL", "VOLUMELABEL", "VOLUMELABEL", "VOLUMELABEL", "VOLUMELABEL", "Volume labe",
            "DICSETTER", "DICSETTER", "DICSETTER"
        };

        readonly string[] volumeserial =
        {
            "5955996C", "1BFB1A43", "3B331809", "42D51EF1", "48073346", "EC62E6DE", "2A310DE4", "0C140DFC",
            "3E310D18", "0D3D0EED", "0E131162", "3F500F02", "82EB4C04", "00000000", "B488C502", "5CAC9B4E",
            "41540E0E", "4E600E0F", "26E20E0F", "3E0C1BE8", "63084BBA", "5CC7908D", "D1290612", "79BCA86E"
        };

        readonly string[] oemid =
        {
            "DRDOS7.X", "IBM  7.1", "MSWIN4.1", "BSD  4.4", "MSDOS5.0", "MSDOS5.0", "MSWIN4.1", "MSWIN4.1",
            "MSWIN4.1", "MSWIN4.1", "MSWIN4.1", "MSWIN4.1", "MSDOS5.0", "BeOS    ", "mkfs.fat", "MSWIN4.1",
            "BSD  4.4", "BSD  4.4", "BSD4.4  ", "FRDOS4.1", "mkfs.fat", "mkdosfs", "mkfs.fat", "mkfs.fat"
        };

        [Test]
        public void Test()
        {
            for(int i = 0; i < testfiles.Length; i++)
            {
                string  location = Path.Combine(Consts.TestFilesRoot, "filesystems", "fat32_mbr", testfiles[i]);
                IFilter filter   = new LZip();
                filter.Open(location);
                IMediaImage image = new Vdi();
                Assert.AreEqual(true,          image.Open(filter),    testfiles[i]);
                Assert.AreEqual(sectors[i],    image.Info.Sectors,    testfiles[i]);
                Assert.AreEqual(sectorsize[i], image.Info.SectorSize, testfiles[i]);
                List<Partition> partitions = Core.Partitions.GetAll(image);
                IFilesystem     fs         = new FAT();
                Assert.AreEqual(true, fs.Identify(image, partitions[0]), testfiles[i]);
                fs.GetInformation(image, partitions[0], out _, null);
                Assert.AreEqual(clusters[i],     fs.XmlFsType.Clusters,         testfiles[i]);
                Assert.AreEqual(clustersize[i],  fs.XmlFsType.ClusterSize,      testfiles[i]);
                Assert.AreEqual("FAT32",         fs.XmlFsType.Type,             testfiles[i]);
                Assert.AreEqual(volumename[i],   fs.XmlFsType.VolumeName,       testfiles[i]);
                Assert.AreEqual(volumeserial[i], fs.XmlFsType.VolumeSerial,     testfiles[i]);
                Assert.AreEqual(oemid[i],        fs.XmlFsType.SystemIdentifier, testfiles[i]);
            }
        }
    }
}