public void Dispose_DeletesDirectoryWithContent()
{
using (var temporaryDirectory = new TemporaryDirectory(_dirPath))
{
temporaryDirectory.PrepareForWriting();
File.WriteAllText(temporaryDirectory.GetUniquePath(), "a");
}
Assert.IsFalse(Directory.Exists(_dirPath));
}
public void GetUniquePath_ReturnsUniquePaths()
{
using (var temporaryData = new TemporaryDirectory(_dirPath))
{
temporaryData.PrepareForWriting();
for (int i = 0; i < 100; i++)
{
string path = temporaryData.GetUniquePath();
Assert.IsFalse(File.Exists(path));
Assert.IsFalse(Directory.Exists(path));
if (i % 2 == 0)
{
File.WriteAllText(temporaryData.GetUniquePath(), "a");
}
else
{
Directory.CreateDirectory(path);
}
}
}
}
private void PatchFile(
string fileName, string packageDirPath, string suffix,
TemporaryDirectory tempDiffDir, CancellationToken cancellationToken)
{
_logger.LogDebug(string.Format("Processing patch file entry {0}", fileName));
var filePath = _localData.Path.PathCombine(fileName);
_logger.LogTrace("filePath = " + filePath);
if (!File.Exists(filePath))
{
throw new MissingLocalDataFileException(
string.Format("Couldn't patch file {0} because it doesn't exists in local data.", fileName));
}
var fileVersion = _localMetaData.GetEntryVersionId(fileName);
_logger.LogTrace("fileVersion = " + fileVersion);
if (fileVersion != _versionId - 1)
{
throw new InvalidLocalDataFileVersionException(string.Format(
"Couldn't patch file {0} because expected file version to be ({1}) but it's {2}.",
fileName, _versionId - 1, fileVersion));
}
_logger.LogDebug("Checking whether patching file content is necessary...");
if (IsPatchingFileContentNecessary(fileName))
{
_logger.LogDebug("Patching is necessary. Generating new file with patched content...");
var sourceDeltaFilePath = Path.Combine(packageDirPath, fileName + suffix);
_logger.LogTrace("sourceDeltaFilePath = " + sourceDeltaFilePath);
if (!File.Exists(sourceDeltaFilePath))
{
throw new MissingFileFromPackageException(string.Format("Cannot find delta file {0} in diff package.",
fileName));
}
var newFilePath = tempDiffDir.GetUniquePath();
_logger.LogTrace("newFilePath = " + newFilePath);
var filePatcher = new FilePatcher(filePath, sourceDeltaFilePath, newFilePath);
filePatcher.Patch();
_logger.LogDebug("New file generated. Deleting old file in local data...");
FileOperations.Delete(filePath, cancellationToken);
_logger.LogDebug("Old file deleted. Moving new file to local data...");
FileOperations.Move(newFilePath, filePath, cancellationToken);
_logger.LogDebug("New file moved.");
}
else
{
_logger.LogDebug("Patching is not necessary. File content is the same as in previous version.");
}
_localMetaData.RegisterEntry(fileName, _versionId);
_logger.LogDebug("Patch file entry processed.");
}