/// <summary>
/// May throw exceptions if there are pipe problems.
/// </summary>
/// <param name="stream"></param>
/// <param name="cancellationToken"></param>
/// <returns></returns>
public static async Task <BuildResponse> ReadAsync(Stream stream, CancellationToken cancellationToken = default(CancellationToken))
{
Log("Reading response length");
// Read the response length
var lengthBuffer = new byte[4];
await ReadAllAsync(stream, lengthBuffer, 4, cancellationToken).ConfigureAwait(false);
var length = BitConverter.ToUInt32(lengthBuffer, 0);
// Read the response
Log("Reading response of length {0}", length);
var responseBuffer = new byte[length];
await ReadAllAsync(stream,
responseBuffer,
responseBuffer.Length,
cancellationToken).ConfigureAwait(false);
using (var reader = new BinaryReader(new MemoryStream(responseBuffer), Encoding.Unicode))
{
var responseType = (ResponseType)reader.ReadInt32();
switch (responseType)
{
case ResponseType.Completed:
return(CompletedBuildResponse.Create(reader));
case ResponseType.MismatchedVersion:
return(new MismatchedVersionBuildResponse());
case ResponseType.IncorrectHash:
return(new IncorrectHashBuildResponse());
case ResponseType.AnalyzerInconsistency:
return(new AnalyzerInconsistencyBuildResponse());
case ResponseType.Shutdown:
return(ShutdownBuildResponse.Create(reader));
case ResponseType.Rejected:
return(new RejectedBuildResponse());
default:
throw new InvalidOperationException("Received invalid response type from server.");
}
}
}
private async Task<ConnectionData> HandleShutdownRequest(CancellationToken cancellationToken)
{
var id = Process.GetCurrentProcess().Id;
var response = new ShutdownBuildResponse(id);
await response.WriteAsync(_stream, cancellationToken).ConfigureAwait(false);
return new ConnectionData(CompletionReason.ClientShutdownRequest);
}
public async Task ShutdownResponseWriteRead()
{
var response = new ShutdownBuildResponse(42);
Assert.Equal(BuildResponse.ResponseType.Shutdown, response.Type);
var memoryStream = new MemoryStream();
await response.WriteAsync(memoryStream, CancellationToken.None);
memoryStream.Position = 0;
var read = await BuildResponse.ReadAsync(memoryStream, CancellationToken.None);
Assert.Equal(BuildResponse.ResponseType.Shutdown, read.Type);
var typed = (ShutdownBuildResponse)read;
Assert.Equal(42, typed.ServerProcessId);
}
