private Stream GetFileContent(VirtualFile file, bool write = false)
{
if (throwOnAccessFiles.Contains(file.FullName))
{
throw new FormattableException("You shall not pass.");
}
MemoryStream fileContent = fileContents[file];
fileContent.Seek(0, SeekOrigin.Begin);
ClosedStream closedStream = new ClosedStream();
fileContent.CopyTo(closedStream);
closedStream.SetLength(fileContent.Length);
closedStream.Seek(0, SeekOrigin.Begin);
closedStream.Closing += OnClosing;
if (write)
{
changedFiles.Add(file);
}
return(closedStream);
void OnClosing(object sender, EventArgs args)
{
closedStream.Closing -= OnClosing;
if (write)
{
closedStream.Seek(0, SeekOrigin.Begin);
fileContent.Seek(0, SeekOrigin.Begin);
closedStream.CopyTo(fileContent);
fileContent.SetLength(closedStream.Length);
}
}
}
public static async Task DecompressParallel_ArgumentValidation()
{
await Assert.ThrowsAsync <ArgumentNullException>(() => StreamExtensions.DecompressParallelToAsync(null, Stream.Null, new Progress <double>(), CancellationToken.None));
await Assert.ThrowsAsync <ArgumentNullException>(() => Stream.Null.DecompressParallelToAsync(null, new Progress <double>(), CancellationToken.None));
await Assert.ThrowsAsync <ArgumentNullException>(() => Stream.Null.DecompressParallelToAsync(Stream.Null, null, CancellationToken.None));
await Assert.ThrowsAsync <NotSupportedException>(() => ClosedStream.DecompressParallelToAsync(Stream.Null, new Progress <double>(), CancellationToken.None));
await Assert.ThrowsAsync <NotSupportedException>(() => Stream.Null.DecompressParallelToAsync(ClosedStream, new Progress <double>(), CancellationToken.None));
}
