public void When_1000_transactions_are_in_trying_state()
{
var m = new Mock<ISipMessageSender>();
var l = new Mock<ISipListener>();
var txTable = new SipClientTransactionTable();
SipNonInviteClientTransaction ctx;
for(int i=0;i <1000;i++)
{
/*provide a separate sequence so that each transaction has a unique ID*/
var r = new SipRequestBuilder().WithCSeq(new SipCSeqHeaderBuilder().WithSequence(i).Build()).Build();
ctx = new SipNonInviteClientTransaction(txTable, m.Object, l.Object, r, new TimerFactory());
ctx.SendRequest(); /*go to state*/
}
Assert.IsTrue(txTable.Keys.Count == 1000);
/*extra race condition check. Wait T1 time, so while disposing the transactions, their Retransmit is firing.*/
var dateTime = DateTime.Now.AddMilliseconds(SipConstants.T1);
while (dateTime > DateTime.Now) { };
txTable.Values.ToList().ForEach(a => a.Dispose());
Assert.IsTrue(txTable.Keys.Count == 0);
}
internal override StateResult HandleResponse(SipNonInviteClientTransaction ctx, SipResponse response)
{
var statusCode = response.StatusLine.StatusCode;
if (statusCode >= 100 && statusCode < 200)
{
ctx.ChangeState(SipNonInviteClientTransaction.ProceedingState);
}
else if (statusCode >= 200 && statusCode < 700)
{
ctx.ChangeState(SipNonInviteClientTransaction.CompletedState);
}
return new StateResult() { InformToUser = true };
}
public void Test_Retransmit()
{
var s = new Mock<ISipMessageSender>();
var l = new Mock<ISipListener>();
var txTable = new SipClientTransactionTable();
var request = new SipRequestBuilder().Build();
SipNonInviteClientTransaction ctx = new SipNonInviteClientTransaction(txTable, s.Object, l.Object, request, new TimerFactoryMockBuilder().Build());
ctx.SendRequest();
var dateTime = DateTime.Now.AddMilliseconds(SipConstants.T1);
while (dateTime > DateTime.Now) {};
s.Verify(ss => ss.SendRequest(request), Times.Exactly(2));
ctx.Dispose();
}
internal override StateResult HandleResponse(SipNonInviteClientTransaction ctx, SipResponse response)
{
var statusCode = response.StatusLine.StatusCode;
if (statusCode >= 100 && statusCode < 200)
{
ctx.ChangeState(SipNonInviteClientTransaction.ProceedingState);
}
else if (statusCode >= 200 && statusCode < 700)
{
ctx.ChangeState(SipNonInviteClientTransaction.CompletedState);
}
return(new StateResult()
{
InformToUser = true
});
}
internal abstract StateResult HandleResponse(SipNonInviteClientTransaction ctx, SipResponse response);
protected override void Given()
{
_ctx = new SipNonInviteClientTransaction(TxTable, Sender.Object, Listener.Object, Request, TimerFactory);
GivenOverride();
}
internal override void Retransmit(SipNonInviteClientTransaction ctx)
{
ctx.ReTransmitTimer.Interval = SipConstants.T2;
ctx.SendRequestInternal();
}
internal override void Initialize(SipNonInviteClientTransaction transaction)
{
}
internal override void Initialize(SipNonInviteClientTransaction transaction)
{
//start the timers
transaction.ReTransmitTimer.Start();
transaction.TimeOutTimer.Start();
}
internal override void Retransmit(SipNonInviteClientTransaction ctx)
{
ctx.ReTransmitTimer.Interval = SipConstants.T2;
ctx.SendRequestInternal();
}
public ISipClientTransaction CreateClientTransaction(SipRequest request)
{
Check.Require(request, "request");
Check.IsTrue(SipMethods.IsMethod(request.RequestLine.Method), "Request method is not supported");
ISipClientTransaction tx;
if (request.RequestLine.Method == SipMethods.Ack)
{
throw new ArgumentException("Can not create a transaction for the 'ACK' request");
}
ISipListener txListener = _sipListener;
SipAbstractDialog dialog;
if (_dialogTable.TryGetValue(GetDialogId(request, true), out dialog))
{
txListener = dialog;
}
if(request.RequestLine.Method == SipMethods.Invite)
{
tx = new SipInviteClientTransaction(
ClientTransactionTable,
this,
txListener,
request,
_stack.GetTimerFactory(),
_stack.CreateHeaderFactory(),
_stack.CreateMessageFactory());
}
else
{
tx = new SipNonInviteClientTransaction(
ClientTransactionTable,
this,
txListener,
request,
_stack.GetTimerFactory());
}
return tx;
}
internal override void Initialize(SipNonInviteClientTransaction transaction)
{
//start the timers
transaction.ReTransmitTimer.Start();
transaction.TimeOutTimer.Start();
}
internal abstract StateResult HandleResponse(SipNonInviteClientTransaction ctx, SipResponse response);
internal abstract void Retransmit(SipNonInviteClientTransaction transaction);
internal abstract void Initialize(SipNonInviteClientTransaction transaction);
internal abstract void Initialize(SipNonInviteClientTransaction transaction);
internal abstract void Retransmit(SipNonInviteClientTransaction transaction);
internal override void Initialize(SipNonInviteClientTransaction transaction)
{
}
