public void StartExceptionStopsAutoTransportFallback()
{
var errorTcs = new TaskCompletionSource <IResponse>();
errorTcs.SetException(new StartException());
var failingTransport = new Mock <IClientTransport>();
failingTransport.Setup(t => t.Start(It.IsAny <IConnection>(), It.IsAny <string>(), CancellationToken.None))
.Returns(errorTcs.Task)
.Verifiable();
var unusedTransport = new Mock <IClientTransport>();
var transports = new List <IClientTransport>();
transports.Add(failingTransport.Object);
transports.Add(unusedTransport.Object);
var autoTransport = new AutoTransport(new DefaultHttpClient(), transports);
var startTask = autoTransport.Start(new Connection("http://foo"), string.Empty, CancellationToken.None);
failingTransport.Verify();
unusedTransport.Verify(t => t.Start(It.IsAny <IConnection>(), It.IsAny <string>(), CancellationToken.None), Times.Never());
Assert.IsType(typeof(StartException), startTask.Exception.InnerException);
}
public async Task CancelledTaskHandledinAutoTransport()
{
var tcs = new TaskCompletionSource <IResponse>();
tcs.TrySetCanceled();
var transport = new Mock <IClientTransport>();
transport.Setup(t => t.Start(It.IsAny <IConnection>(), It.IsAny <string>(), CancellationToken.None))
.Returns(tcs.Task);
var transports = new List <IClientTransport>();
transports.Add(transport.Object);
var autoTransport = new AutoTransport(new DefaultHttpClient(), transports);
await Assert.ThrowsAsync <OperationCanceledException>(
() => autoTransport.Start(new Connection("http://foo"), string.Empty, CancellationToken.None));
}
public void CancelledTaskHandledinAutoTransport()
{
var tcs = new TaskCompletionSource <IResponse>();
tcs.TrySetCanceled();
var transport = new Mock <IClientTransport>();
transport.Setup(t => t.Start(It.IsAny <IConnection>(), It.IsAny <string>(), CancellationToken.None))
.Returns(tcs.Task);
var transports = new List <IClientTransport>();
transports.Add(transport.Object);
var autoTransport = new AutoTransport(new DefaultHttpClient(), transports);
var task = autoTransport.Start(new Connection("http://foo"), string.Empty, CancellationToken.None);
Assert.IsType(typeof(OperationCanceledException), task.Exception.InnerException);
}
public async Task WebSocketsTriedByAutoTransportIfNegotiateIsNotCalled()
{
var fallbackTransport = new Mock <IClientTransport>();
var webSocketTransport = new Mock <IClientTransport>();
webSocketTransport.Setup(m => m.Name).Returns(new WebSocketTransport().Name);
var transports = new List <IClientTransport>()
{
webSocketTransport.Object,
fallbackTransport.Object,
};
var autoTransport = new AutoTransport(null, transports);
await autoTransport.Start(null, string.Empty, CancellationToken.None).OrTimeout();
webSocketTransport.Verify(m => m.Start(null, string.Empty, CancellationToken.None), Times.Once());
fallbackTransport.Verify(m => m.Start(null, string.Empty, CancellationToken.None), Times.Never());
}