public async Task ExceedMaxOpenFiles()
{
var streams = new List <ManualStream> ();
var streamCreated = new ReusableTaskCompletionSource <bool> ();
Func <ITorrentFileInfo, FileAccess, ITorrentFileStream> creator = (file, access) => {
var s = new ManualStream(file, access);
s.WriteTcs = new ReusableTaskCompletionSource <int> ();
streams.Add(s);
streamCreated.SetResult(true);
return(s);
};
using var writer = new DiskWriter(creator, 1);
var writeTask = writer.WriteAsync(TorrentFile, 0, new byte[100], 0, 100);
await streamCreated.Task.WithTimeout();
// There's a limit of 1 concurrent read/write.
var secondStreamWaiter = streamCreated.Task.AsTask();
var secondStream = writer.WriteAsync(Others.First(), 0, new byte[100], 0, 100);
Assert.ThrowsAsync <TimeoutException> (() => secondStreamWaiter.WithTimeout(100));
streams[0].WriteTcs.SetResult(1);
await secondStreamWaiter.WithTimeout();
streams[1].WriteTcs.SetResult(1);
await secondStream.WithTimeout();
Assert.IsTrue(streams[0].Disposed);
Assert.IsFalse(streams[1].Disposed);
}
public async Task CloseFileAsync_Opened()
{
using var writer = new DiskWriter();
await writer.WriteAsync(TorrentFile, 0, new byte[10], 0, 10);
Assert.IsTrue(File.Exists(TorrentFile.FullPath));
Assert.DoesNotThrowAsync(async() => await writer.CloseAsync(TorrentFile));
File.Delete(TorrentFile.FullPath);
}
public void CloseFileAsync_Unopened()
{
using var writer = new DiskWriter();
Assert.DoesNotThrowAsync(async() => await writer.CloseAsync(TorrentFile));
}