public void CabExtractorGetFiles()
{
IList<ArchiveFileInfo> fileInfo;
CabInfo cabInfo = new CabInfo("testgetfiles.cab");
int txtSize = 10240;
CompressionTestUtil.GenerateRandomFile("testgetfiles0.txt", 0, txtSize);
CompressionTestUtil.GenerateRandomFile("testgetfiles1.txt", 1, txtSize);
cabInfo.PackFiles(null, new string[] { "testgetfiles0.txt", "testgetfiles1.txt" }, null);
using (CabEngine cabEngine = new CabEngine())
{
IList<string> files;
using (Stream cabStream = File.OpenRead("testgetfiles.cab"))
{
files = cabEngine.GetFiles(cabStream);
}
Assert.IsNotNull(files);
Assert.AreEqual<int>(2, files.Count);
Assert.AreEqual<string>("testgetfiles0.txt", files[0]);
Assert.AreEqual<string>("testgetfiles1.txt", files[1]);
using (Stream cabStream = File.OpenRead("testgetfiles.cab"))
{
files = cabEngine.GetFiles(new ArchiveFileStreamContext("testgetfiles.cab"), null);
}
Assert.IsNotNull(files);
Assert.AreEqual<int>(2, files.Count);
Assert.AreEqual<string>("testgetfiles0.txt", files[0]);
Assert.AreEqual<string>("testgetfiles1.txt", files[1]);
using (Stream cabStream = File.OpenRead("testgetfiles.cab"))
{
fileInfo = cabEngine.GetFileInfo(cabStream);
}
Assert.IsNotNull(fileInfo);
Assert.AreEqual<int>(2, fileInfo.Count);
Assert.AreEqual<string>("testgetfiles0.txt", fileInfo[0].Name);
Assert.AreEqual<string>("testgetfiles1.txt", fileInfo[1].Name);
using (Stream cabStream = File.OpenRead("testgetfiles.cab"))
{
fileInfo = cabEngine.GetFileInfo(new ArchiveFileStreamContext("testgetfiles.cab"), null);
}
Assert.IsNotNull(fileInfo);
Assert.AreEqual<int>(2, fileInfo.Count);
Assert.AreEqual<string>("testgetfiles0.txt", fileInfo[0].Name);
Assert.AreEqual<string>("testgetfiles1.txt", fileInfo[1].Name);
}
fileInfo = this.RunCabinetPackUnpack(15, 20 * 1024, 1 * 1024, 130 * 1024);
Assert.IsNotNull(fileInfo);
Assert.AreEqual<int>(15, fileInfo.Count);
for (int i = 0; i < fileInfo.Count; i++)
{
Assert.IsNull(fileInfo[i].Archive);
Assert.AreEqual<string>(TEST_FILENAME_PREFIX + i + ".txt", fileInfo[i].Name);
Assert.IsTrue(DateTime.Now - fileInfo[i].LastWriteTime < new TimeSpan(0, 1, 0));
}
}
private IList<ArchiveFileInfo> RunCabinetPackUnpack(int fileCount, long fileSize,
long maxFolderSize, long maxArchiveSize, CompressionLevel compLevel)
{
Console.WriteLine("Creating cabinet with {0} files of size {1}",
fileCount, fileSize);
Console.WriteLine("MaxFolderSize={0}, MaxArchiveSize={1}, CompressionLevel={2}",
maxFolderSize, maxArchiveSize, compLevel);
string dirA = String.Format("{0}-{1}-A", fileCount, fileSize);
if (Directory.Exists(dirA)) Directory.Delete(dirA, true);
Directory.CreateDirectory(dirA);
string dirB = String.Format("{0}-{1}-B", fileCount, fileSize);
if (Directory.Exists(dirB)) Directory.Delete(dirB, true);
Directory.CreateDirectory(dirB);
string[] files = new string[fileCount];
for (int iFile = 0; iFile < fileCount; iFile++)
{
files[iFile] = TEST_FILENAME_PREFIX + iFile + ".txt";
CompressionTestUtil.GenerateRandomFile(Path.Combine(dirA, files[iFile]), iFile, fileSize);
}
string[] archiveNames = new string[100];
for (int i = 0; i < archiveNames.Length; i++)
{
archiveNames[i] = String.Format("{0}-{1}{2}{3}.cab", fileCount, fileSize,
(i == 0 ? "" : "-"), (i == 0 ? "" : i.ToString()));
}
string progressTextFile = String.Format("progress_{0}-{1}.txt", fileCount, fileSize);
CompressionTestUtil testUtil = new CompressionTestUtil(progressTextFile);
IList<ArchiveFileInfo> fileInfo;
using (CabEngine cabEngine = new CabEngine())
{
cabEngine.CompressionLevel = compLevel;
File.AppendAllText(progressTextFile,
"\r\n\r\n====================================================\r\nCREATE\r\n\r\n");
cabEngine.Progress += testUtil.PrintArchiveProgress;
OptionStreamContext streamContext = new OptionStreamContext(archiveNames, dirA, null);
if (maxFolderSize == 1)
{
streamContext.OptionHandler =
delegate(string optionName, object[] parameters)
{
if (optionName == "nextFolder") return true;
return null;
};
}
else if (maxFolderSize > 1)
{
streamContext.OptionHandler =
delegate(string optionName, object[] parameters)
{
if (optionName == "maxFolderSize") return maxFolderSize;
return null;
};
}
cabEngine.Pack(streamContext, files, maxArchiveSize);
IList<string> createdArchiveNames = new List<string>(archiveNames.Length);
for (int i = 0; i < archiveNames.Length; i++)
{
if (File.Exists(archiveNames[i]))
{
createdArchiveNames.Add(archiveNames[i]);
}
else
{
break;
}
}
Console.WriteLine("Listing cabinet with {0} files of size {1}",
fileCount, fileSize);
File.AppendAllText(progressTextFile, "\r\n\r\nLIST\r\n\r\n");
fileInfo = cabEngine.GetFileInfo(
new ArchiveFileStreamContext(createdArchiveNames, null, null), null);
Assert.AreEqual<int>(fileCount, fileInfo.Count);
if (fileCount > 0)
{
int folders = ((CabFileInfo) fileInfo[fileInfo.Count - 1]).CabinetFolderNumber + 1;
if (maxFolderSize == 1)
{
Assert.AreEqual<int>(fileCount, folders);
}
}
Console.WriteLine("Extracting cabinet with {0} files of size {1}",
fileCount, fileSize);
File.AppendAllText(progressTextFile, "\r\n\r\nEXTRACT\r\n\r\n");
cabEngine.Unpack(new ArchiveFileStreamContext(createdArchiveNames, dirB, null), null);
}
bool directoryMatch = CompressionTestUtil.CompareDirectories(dirA, dirB);
Assert.IsTrue(directoryMatch,
"Testing whether cabinet output directory matches input directory.");
return fileInfo;
}