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);
}
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();
}