/// <summary>
/// Starts the <see cref="Connection"/>.
/// </summary>
/// <param name="transport">The transport to use.</param>
/// <returns>A task that represents when the connection has started.</returns>
public Task Start(IClientTransport transport)
{
if (transport == null)
{
throw new ArgumentNullException("transport");
}
lock (_startLock)
{
if (!ChangeState(ConnectionState.Disconnected, ConnectionState.Connecting))
{
return(_connectTask ?? TaskAsyncHelper.Empty);
}
_disconnectCts = new CancellationTokenSource();
_startTcs = new DispatchingTaskCompletionSource <object>();
_receiveQueueMonitor = new TaskQueueMonitor(this, DeadlockErrorTimeout);
_receiveQueue = new TaskQueue(_startTcs.Task, _receiveQueueMonitor);
_lastQueuedReceiveTask = TaskAsyncHelper.Empty;
_transport = transport;
_connectTask = Negotiate(transport);
}
return(_connectTask);
}
public void ErrorsAreTriggeredByTimer()
{
var mockConnection = new Mock<IConnection>();
var wh = new ManualResetEventSlim();
mockConnection.Setup(c => c.OnError(It.IsAny<SlowCallbackException>())).Callback(wh.Set);
using (var monitor = new TaskQueueMonitor(mockConnection.Object, TimeSpan.FromMilliseconds(100)))
{
monitor.TaskStarted();
Assert.True(wh.Wait(TimeSpan.FromMilliseconds(500)));
};
}
private static void VerifyErrorCount(Times count, Action<TaskQueueMonitor> test)
{
var connection = Mock.Of<IConnection>();
using (var monitor = new TaskQueueMonitor(connection, Timeout.InfiniteTimeSpan))
{
test(monitor);
}
Mock.Get(connection)
.Verify(c => c.OnError(It.Is<SlowCallbackException>(e => e.Message == _expectedErrorMessage)), count);
}
/// <summary>
/// Starts the <see cref="Connection"/>.
/// </summary>
/// <param name="transport">The transport to use.</param>
/// <returns>A task that represents when the connection has started.</returns>
public Task Start(IClientTransport transport)
{
if (transport == null)
{
throw new ArgumentNullException("transport");
}
lock (_startLock)
{
if (!ChangeState(ConnectionState.Disconnected, ConnectionState.Connecting))
{
return _connectTask ?? TaskAsyncHelper.Empty;
}
_disconnectCts = new CancellationTokenSource();
_startTcs = new TaskCompletionSource<object>();
_receiveQueueMonitor = new TaskQueueMonitor(this, DeadlockErrorTimeout);
_receiveQueue = new TaskQueue(_startTcs.Task, _receiveQueueMonitor);
_lastQueuedReceiveTask = TaskAsyncHelper.Empty;
_transport = transport;
_connectTask = Negotiate(transport);
}
return _connectTask;
}
