public void CreateZipShouldLeaveOutputStreamOpenIfRequested(bool leaveOpen)
{
const string tempFileName = "a(2).dat";
using (var tempFolder = new Utils.TempDir())
{
// Create test input file
string addFile = Path.Combine(tempFolder.Fullpath, tempFileName);
MakeTempFile(addFile, 16);
// Create the zip with fast zip
var target = new TrackedMemoryStream();
var fastZip = new FastZip();
fastZip.CreateZip(target, tempFolder.Fullpath, false, @"a\(2\)\.dat", null, leaveOpen: leaveOpen);
// Check that the output stream was disposed (or not) as expected
Assert.That(target.IsDisposed, Is.Not.EqualTo(leaveOpen), "IsDisposed should be the opposite of leaveOpen");
// Check that the file contents are correct in both cases
var archive = new MemoryStream(target.ToArray());
using (ZipFile zf = new ZipFile(archive))
{
Assert.AreEqual(1, zf.Count);
ZipEntry entry = zf[0];
Assert.AreEqual(tempFileName, entry.Name);
Assert.AreEqual(16, entry.Size);
Assert.IsTrue(zf.TestArchive(true));
}
}
}
public void CreateEmptyDirectories(string password)
{
using (var tempFilePath = new Utils.TempDir())
{
string name = Path.Combine(tempFilePath.Fullpath, "x.zip");
// Create empty test folders (The folder that we'll zip, and the test sub folder).
string archiveRootDir = Path.Combine(tempFilePath.Fullpath, ZipTempDir);
string targetDir = Path.Combine(archiveRootDir, "floyd");
Directory.CreateDirectory(targetDir);
// Create the archive with FastZip
var fastZip = new FastZip
{
CreateEmptyDirectories = true,
Password = password,
};
fastZip.CreateZip(name, archiveRootDir, true, null);
// Test that the archive contains the empty folder entry
using (var zipFile = new ZipFile(name))
{
Assert.That(zipFile.Count, Is.EqualTo(1), "Should only be one entry in the file");
var folderEntry = zipFile.GetEntry("floyd/");
Assert.That(folderEntry.IsDirectory, Is.True, "The entry must be a folder");
Assert.IsTrue(zipFile.TestArchive(true));
}
}
}
public void RootPathIsRespected()
{
using (var extractDirectory = new Utils.TempDir())
using (var tarFileName = new Utils.TempFile())
using (var tempDirectory = new Utils.TempDir())
{
tempDirectory.CreateDummyFile();
using (var tarFile = File.Open(tarFileName.Filename, FileMode.Create))
{
using (var tarOutputStream = TarArchive.CreateOutputTarArchive(tarFile))
{
tarOutputStream.RootPath = tempDirectory.Fullpath;
var entry = TarEntry.CreateEntryFromFile(tempDirectory.Fullpath);
tarOutputStream.WriteEntry(entry, true);
}
}
using (var file = File.OpenRead(tarFileName.Filename))
{
using (var archive = TarArchive.CreateInputTarArchive(file, Encoding.UTF8))
{
archive.ExtractContents(extractDirectory.Fullpath);
}
}
var expectationDirectory = new DirectoryInfo(tempDirectory.Fullpath);
foreach (var checkFile in expectationDirectory.GetFiles("", SearchOption.AllDirectories))
{
var relativePath = checkFile.FullName.Substring(expectationDirectory.FullName.Length + 1);
FileAssert.Exists(Path.Combine(extractDirectory.Fullpath, relativePath));
FileAssert.AreEqual(checkFile.FullName, Path.Combine(extractDirectory.Fullpath, relativePath));
}
}
}
public void CreateExceptions()
{
Assert.Throws <DirectoryNotFoundException>(() =>
{
using (var tempDir = new Utils.TempDir())
{
var fastZip = new FastZip();
var badPath = Path.Combine(Path.GetTempPath(), Utils.GetDummyFileName());
var addFile = Path.Combine(tempDir.Fullpath, "test.zip");
fastZip.CreateZip(addFile, badPath, false, null);
}
});
}
private static TrackedMemoryStream CreateFastZipTestArchiveWithAnEntry(FastZip fastZip, Action <FileInfo> alterFile = null)
{
var target = new TrackedMemoryStream();
using (var tempFolder = new Utils.TempDir())
{
// Create test input file
var addFile = Path.Combine(tempFolder.Fullpath, SingleEntryFileName);
MakeTempFile(addFile, 16);
var fi = new FileInfo(addFile);
alterFile?.Invoke(fi);
fastZip.CreateZip(target, tempFolder.Fullpath, false, SingleEntryFileName, null, leaveOpen: true);
}
return(target);
}
public void ExtractZipShouldSetTimeOnFilesWithEmptyConstructor(DateTimeKind dtk)
{
// Create the archive with a fixed datetime
var targetTime = ExpectedFixedTime(dtk);
var target = CreateFastZipTestArchiveWithAnEntry(new FastZip(targetTime));
// Extract the archive with an empty constructor
var fastZip = new FastZip();
using (var extractDir = new Utils.TempDir())
{
fastZip.ExtractZip(target, extractDir.Fullpath, FastZip.Overwrite.Always,
_ => true, "", "", true, true, false);
var fi = new FileInfo(Path.Combine(extractDir.Fullpath, SingleEntryFileName));
Assert.AreEqual(targetTime, FileTimeFromTimeSetting(fi, TimeSetting.Fixed));
}
}
private void TestFileNames(IEnumerable <string> names)
{
var zippy = new FastZip();
using (var tempDir = new Utils.TempDir())
using (var tempZip = new Utils.TempFile())
{
int nameCount = 0;
foreach (var name in names)
{
tempDir.CreateDummyFile(name);
nameCount++;
}
zippy.CreateZip(tempZip.Filename, tempDir.Fullpath, true, null);
using (ZipFile z = new ZipFile(tempZip.Filename))
{
Assert.AreEqual(nameCount, z.Count);
foreach (var name in names)
{
var index = z.FindEntry(name, true);
Assert.AreNotEqual(index, -1, "Zip entry \"{0}\" not found", name);
var entry = z[index];
if (ZipStrings.UseUnicode)
{
Assert.IsTrue(entry.IsUnicodeText, "Zip entry #{0} not marked as unicode", index);
}
else
{
Assert.IsFalse(entry.IsUnicodeText, "Zip entry #{0} marked as unicode", index);
}
Assert.AreEqual(name, entry.Name);
var nameBytes = string.Join(" ", Encoding.BigEndianUnicode.GetBytes(entry.Name).Select(b => b.ToString("x2")));
Console.WriteLine($" - Zip entry: {entry.Name} ({nameBytes})");
}
}
}
}
public void ExtractingCorruptTarShouldntLeakFiles()
{
using (var memoryStream = new MemoryStream())
{
//Create a tar.gz in the output stream
using (var gzipStream = new GZipOutputStream(memoryStream))
{
gzipStream.IsStreamOwner = false;
using (var tarOut = TarArchive.CreateOutputTarArchive(gzipStream))
using (var dummyFile = Utils.GetDummyFile(32000))
{
tarOut.IsStreamOwner = false;
tarOut.WriteEntry(TarEntry.CreateEntryFromFile(dummyFile.Filename), false);
}
}
// corrupt archive - make sure the file still has more than one block
memoryStream.SetLength(16000);
memoryStream.Seek(0, SeekOrigin.Begin);
// try to extract
using (var gzipStream = new GZipInputStream(memoryStream))
{
string tempDirName;
gzipStream.IsStreamOwner = false;
using (var tempDir = new Utils.TempDir())
{
tempDirName = tempDir.Fullpath;
using (var tarIn = TarArchive.CreateInputTarArchive(gzipStream, null))
{
tarIn.IsStreamOwner = false;
Assert.Throws <SharpZipBaseException>(() => tarIn.ExtractContents(tempDir.Fullpath));
}
}
Assert.That(Directory.Exists(tempDirName), Is.False, "Temporary folder should have been removed");
}
}
}
public void ExtractZipShouldSetTimeOnFilesFromConstructorDateTime(DateTimeKind dtk)
{
// Create the archive with a fixed "bad" datetime
var target = CreateFastZipTestArchiveWithAnEntry(new FastZip(UnexpectedFixedTime(dtk)));
// Extract the archive with a fixed time override
var targetTime = ExpectedFixedTime(dtk);
var fastZip = new FastZip(targetTime);
using (var extractDir = new Utils.TempDir())
{
fastZip.ExtractZip(target, extractDir.Fullpath, FastZip.Overwrite.Always,
_ => true, "", "", true, true, false);
var fi = new FileInfo(Path.Combine(extractDir.Fullpath, SingleEntryFileName));
var fileTime = FileTimeFromTimeSetting(fi, TimeSetting.Fixed);
if (fileTime.Kind != dtk)
{
fileTime = fileTime.ToUniversalTime();
}
Assert.AreEqual(targetTime, fileTime);
}
}
public void ExtractZipShouldSetTimeOnFilesFromConstructorTimeSetting(TimeSetting timeSetting)
{
var targetTime = ExpectedFixedTime();
var archiveStream = CreateFastZipTestArchiveWithAnEntry(new FastZip(targetTime));
if (timeSetting == TimeSetting.Fixed)
{
Assert.Ignore("Fixed time without specifying a time is undefined");
}
var fastZip = new FastZip(timeSetting);
using (var extractDir = new Utils.TempDir())
{
fastZip.ExtractZip(archiveStream, extractDir.Fullpath, FastZip.Overwrite.Always,
_ => true, "", "", true, true, false);
var fi = new FileInfo(Path.Combine(extractDir.Fullpath, SingleEntryFileName));
var actualTime = FileTimeFromTimeSetting(fi, timeSetting);
// Assert that the time is within +/- 2s of the target time to allow for timing/rounding discrepancies
Assert.LessOrEqual(Math.Abs((targetTime - actualTime).TotalSeconds), 2);
}
}
public void ContentEqualAfterAfterArchived([Values(0, 1, 64)] int contentSize)
{
using (var sourceDir = new Utils.TempDir())
using (var targetDir = new Utils.TempDir())
using (var zipFile = Utils.GetDummyFile(0))
{
var sourceFile = sourceDir.CreateDummyFile(contentSize);
var sourceContent = File.ReadAllBytes(sourceFile);
new FastZip().CreateZip(zipFile.Filename, sourceDir.Fullpath, true, null);
Assert.DoesNotThrow(() =>
{
new FastZip().ExtractZip(zipFile.Filename, targetDir.Fullpath, null);
}, "Exception during extraction of test archive");
var targetFile = Path.Combine(targetDir.Fullpath, Path.GetFileName(sourceFile));
var targetContent = File.ReadAllBytes(targetFile);
Assert.AreEqual(sourceContent.Length, targetContent.Length, "Extracted file size does not match source file size");
Assert.AreEqual(sourceContent, targetContent, "Extracted content does not match source content");
}
}
public void EndBlockHandling()
{
int dummySize = 70145;
long outCount, inCount;
using (var ms = new MemoryStream())
{
using (var tarOut = TarArchive.CreateOutputTarArchive(ms))
using (var dummyFile = Utils.GetDummyFile(dummySize))
{
tarOut.IsStreamOwner = false;
tarOut.WriteEntry(TarEntry.CreateEntryFromFile(dummyFile.Filename), false);
}
outCount = ms.Position;
ms.Seek(0, SeekOrigin.Begin);
using (var tarIn = TarArchive.CreateInputTarArchive(ms, null))
using (var tempDir = new Utils.TempDir())
{
tarIn.IsStreamOwner = false;
tarIn.ExtractContents(tempDir.Fullpath);
foreach (var file in Directory.GetFiles(tempDir.Fullpath, "*", SearchOption.AllDirectories))
{
Console.WriteLine($"Extracted \"{file}\"");
}
}
inCount = ms.Position;
Console.WriteLine($"Output count: {outCount}");
Console.WriteLine($"Input count: {inCount}");
Assert.AreEqual(inCount, outCount, "Bytes read and bytes written should be equal");
}
}