From 5ae79abbeb72acce1b6a6f49430929dc37c993cb Mon Sep 17 00:00:00 2001 From: Natalia Portillo Date: Sat, 27 Feb 2021 16:59:55 +0000 Subject: [PATCH] Add unit tests for DiskCopy 4.2 images created by ShrinkWrap. --- Aaru.Tests/Images/ShrinkWrap/DiskCopy42.cs | 217 +++++++++++++++++++++ 1 file changed, 217 insertions(+) create mode 100644 Aaru.Tests/Images/ShrinkWrap/DiskCopy42.cs diff --git a/Aaru.Tests/Images/ShrinkWrap/DiskCopy42.cs b/Aaru.Tests/Images/ShrinkWrap/DiskCopy42.cs new file mode 100644 index 000000000..b60ae99de --- /dev/null +++ b/Aaru.Tests/Images/ShrinkWrap/DiskCopy42.cs @@ -0,0 +1,217 @@ +// /*************************************************************************** +// Aaru Data Preservation Suite +// ---------------------------------------------------------------------------- +// +// Filename : DiskCopy42.cs +// Author(s) : Natalia Portillo +// +// Component : Aaru 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 . +// +// ---------------------------------------------------------------------------- +// Copyright © 2011-2021 Natalia Portillo +// ****************************************************************************/ + +using System; +using System.IO; +using Aaru.Checksums; +using Aaru.CommonTypes; +using Aaru.Filters; +using FluentAssertions.Execution; +using NUnit.Framework; + +namespace Aaru.Tests.Images.ShrinkWrap +{ + [TestFixture] + public class DiskCopy42 + { + readonly string[] _testFiles = + { + "DC6_RW_HFS_1440.image.lz", "DC6_RW_HFS_800.image.lz", "DOS1440.image.lz", "DOS720.image.lz", + "PD1440.image.lz", "PD800.image.lz" + }; + + readonly ulong[] _sectors = + { + // DC6_RW_HFS_1440.image.lz + 2880, + + // DC6_RW_HFS_800.image.lz + 1600, + + // DOS1440.image.lz + 2880, + + // DOS720.image.lz + 1440, + + // PD1440.image.lz + 2880, + + // PD800.image.lz + 1600 + }; + + readonly uint[] _sectorSize = + { + // DC6_RW_HFS_1440.image.lz + 512, + + // DC6_RW_HFS_800.image.lz + 512, + + // DOS1440.image.lz + 512, + + // DOS720.image.lz + 512, + + // PD1440.image.lz + 512, + + // PD800.image.lz + 512 + }; + + readonly MediaType[] _mediaTypes = + { + // DC6_RW_HFS_1440.image.lz + MediaType.DOS_35_HD, + + // DC6_RW_HFS_800.image.lz + MediaType.AppleSonyDS, + + // DOS1440.image.lz + MediaType.DOS_35_HD, + + // DOS720.image.lz + MediaType.DOS_35_DS_DD_9, + + // PD1440.image.lz + MediaType.DOS_35_HD, + + // PD800.image.lz + MediaType.AppleSonyDS + }; + + readonly string[] _md5S = + { + // DC6_RW_HFS_1440.image.lz + "3160038ca028ccf52ad7863790072145", + + // DC6_RW_HFS_800.image.lz + "5e255c4bc0f6a26ecd27845b37e65aaa", + + // DOS1440.image.lz + "ff419213080574056ebd9adf7bab3d32", + + // DOS720.image.lz + "c2be571406cf6353269faa59a4a8c0a4", + + // PD1440.image.lz + "7975e8cf7579a6848d6fb4e546d1f682", + + // PD800.image.lz + "a72da7aedadbe194c22a3d71c62e4766" + }; + + readonly string _dataFolder = + Path.Combine(Consts.TEST_FILES_ROOT, "Media image formats", "ShrinkWrap 3", "DiskCopy 4.2"); + + [Test] + public void Info() + { + Environment.CurrentDirectory = _dataFolder; + + Assert.Multiple(() => + { + for(int i = 0; i < _testFiles.Length; i++) + { + var filter = new LZip(); + filter.Open(_testFiles[i]); + + var image = new DiscImages.DiskCopy42(); + bool opened = image.Open(filter); + + Assert.AreEqual(true, opened, $"Open: {_testFiles[i]}"); + + if(!opened) + continue; + + using(new AssertionScope()) + { + Assert.Multiple(() => + { + Assert.AreEqual(_sectors[i], image.Info.Sectors, $"Sectors: {_testFiles[i]}"); + Assert.AreEqual(_sectorSize[i], image.Info.SectorSize, $"Sector size: {_testFiles[i]}"); + Assert.AreEqual(_mediaTypes[i], image.Info.MediaType, $"Media type: {_testFiles[i]}"); + }); + } + } + }); + } + + // How many sectors to read at once + const uint _sectorsToRead = 256; + + [Test] + public void Hashes() + { + Environment.CurrentDirectory = _dataFolder; + + Assert.Multiple(() => + { + for(int i = 0; i < _testFiles.Length; i++) + { + var filter = new LZip(); + filter.Open(_testFiles[i]); + + var image = new DiscImages.DiskCopy42(); + bool opened = image.Open(filter); + ulong doneSectors = 0; + + Assert.AreEqual(true, opened, $"Open: {_testFiles[i]}"); + + if(!opened) + continue; + + var ctx = new Md5Context(); + + while(doneSectors < image.Info.Sectors) + { + byte[] sector; + + if(image.Info.Sectors - doneSectors >= _sectorsToRead) + { + sector = image.ReadSectors(doneSectors, _sectorsToRead); + doneSectors += _sectorsToRead; + } + else + { + sector = image.ReadSectors(doneSectors, (uint)(image.Info.Sectors - doneSectors)); + doneSectors += image.Info.Sectors - doneSectors; + } + + ctx.Update(sector); + } + + Assert.AreEqual(_md5S[i], ctx.End(), $"Hash: {_testFiles[i]}"); + } + }); + } + } +} \ No newline at end of file