// /***************************************************************************
// The Disc Image Chef
// ----------------------------------------------------------------------------
//
// Filename       : GPT.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 © 2011-2018 Natalia Portillo
// ****************************************************************************/

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

namespace DiscImageChef.Tests.Partitions
{
    [TestFixture]
    public class Gpt
    {
        readonly string[] testfiles = {"linux.vdi.lz", "parted.vdi.lz"};

        readonly Partition[][] wanted =
        {
            // Linux
            new[]
            {
                new Partition
                {
                    Description = null,
                    Size = 10485760,
                    Name = "EFI System",
                    Type = "EFI System",
                    Offset = 1048576,
                    Length = 20480,
                    Sequence = 0,
                    Start = 2048
                },
                new Partition
                {
                    Description = null,
                    Size = 15728640,
                    Name = "Microsoft basic data",
                    Type = "Microsoft Basic data",
                    Offset = 11534336,
                    Length = 30720,
                    Sequence = 1,
                    Start = 22528
                },
                new Partition
                {
                    Description = null,
                    Size = 20971520,
                    Name = "Apple label",
                    Type = "Apple Label",
                    Offset = 27262976,
                    Length = 40960,
                    Sequence = 2,
                    Start = 53248
                },
                new Partition
                {
                    Description = null,
                    Size = 26214400,
                    Name = "Solaris /usr & Mac ZFS",
                    Type = "Solaris /usr or Apple ZFS",
                    Offset = 48234496,
                    Length = 51200,
                    Sequence = 3,
                    Start = 94208
                },
                new Partition
                {
                    Description = null,
                    Size = 31457280,
                    Name = "FreeBSD ZFS",
                    Type = "FreeBSD ZFS",
                    Offset = 74448896,
                    Length = 61440,
                    Sequence = 4,
                    Start = 145408
                },
                new Partition
                {
                    Description = null,
                    Size = 28294656,
                    Name = "HP-UX data",
                    Type = "HP-UX Data",
                    Offset = 105906176,
                    Length = 55263,
                    Sequence = 5,
                    Start = 206848
                }
            },
            // Parted
            new[]
            {
                new Partition
                {
                    Description = null,
                    Size = 42991616,
                    Name = "",
                    Type = "Apple HFS",
                    Offset = 1048576,
                    Length = 83968,
                    Sequence = 0,
                    Start = 2048
                },
                new Partition
                {
                    Description = null,
                    Size = 52428800,
                    Name = "",
                    Type = "Linux filesystem",
                    Offset = 44040192,
                    Length = 102400,
                    Sequence = 1,
                    Start = 86016
                },
                new Partition
                {
                    Description = null,
                    Size = 36700160,
                    Name = "",
                    Type = "Microsoft Basic data",
                    Offset = 96468992,
                    Length = 71680,
                    Sequence = 2,
                    Start = 188416
                }
            }
        };

        [Test]
        public void Test()
        {
            for(int i = 0; i < testfiles.Length; i++)
            {
                string location = Path.Combine(Consts.TestFilesRoot, "partitions", "gpt", testfiles[i]);
                IFilter filter = new LZip();
                filter.Open(location);
                IMediaImage image = new Vdi();
                Assert.AreEqual(true, image.Open(filter), testfiles[i]);
                List<Partition> partitions = Core.Partitions.GetAll(image);
                Assert.AreEqual(wanted[i].Length, partitions.Count, testfiles[i]);
                for(int j = 0; j < partitions.Count; j++)
                {
                    // Too chatty
                    //Assert.AreEqual(wanted[i][j].PartitionDescription, partitions[j].PartitionDescription, testfiles[i]);
                    Assert.AreEqual(wanted[i][j].Size, partitions[j].Size, testfiles[i]);
                    Assert.AreEqual(wanted[i][j].Name, partitions[j].Name, testfiles[i]);
                    Assert.AreEqual(wanted[i][j].Type, partitions[j].Type, testfiles[i]);
                    Assert.AreEqual(wanted[i][j].Offset, partitions[j].Offset, testfiles[i]);
                    Assert.AreEqual(wanted[i][j].Length, partitions[j].Length, testfiles[i]);
                    Assert.AreEqual(wanted[i][j].Sequence, partitions[j].Sequence, testfiles[i]);
                    Assert.AreEqual(wanted[i][j].Start, partitions[j].Start, testfiles[i]);
                }
            }
        }
    }
}