public void CanUseAddrManager()
{
AddressManager addrman = new AddressManager();
addrman.DebugMode = true;
var localhost = new NetworkAddress(IPAddress.Parse("127.0.0.1"), 8333);
addrman.Add(localhost, localhost.Endpoint.Address);
Assert.NotNull(addrman.nKey);
Assert.True(addrman.nKey != new uint256(0));
Assert.True(addrman.nNew == 1);
addrman.Good(localhost);
Assert.True(addrman.nNew == 0);
Assert.True(addrman.nTried == 1);
addrman.Attempt(localhost);
var addr = addrman.Select();
Assert.False(addr.Ago < TimeSpan.FromSeconds(10.0));
addrman.Connected(localhost);
addr = addrman.Select();
Assert.True(addr.Ago < TimeSpan.FromSeconds(10.0));
}
public void CanStressAddrManager()
{
Exception exception = null;
var addrmanager = new AddressManager();
Random randl = new Random();
for(int i = 0 ; i < 30 ; i++)
{
NetworkAddress address = RandomNetworkAddress(randl);
IPAddress addressSource = RandomAddress(randl);
address.Ago = TimeSpan.FromMinutes(5.0);
addrmanager.Add(address, addressSource);
}
addrmanager.DebugMode = true;
var threads =
Enumerable
.Range(0, 20)
.Select(t => new Thread(() =>
{
try
{
Random rand = new Random(t);
for(int i = 0 ; i < 50 ; i++)
{
NetworkAddress address = RandomNetworkAddress(rand);
IPAddress addressSource = RandomAddress(rand);
var operation = rand.Next(0, 7);
switch(operation)
{
case 0:
addrmanager.Attempt(address);
break;
case 1:
addrmanager.Add(address, addressSource);
break;
case 2:
addrmanager.Select();
break;
case 3:
addrmanager.GetAddr();
break;
case 4:
{
var several = addrmanager.GetAddr();
addrmanager.Good(several.Length == 0 ? address : several[0]);
}
break;
case 5:
addrmanager.Connected(address);
break;
case 6:
addrmanager.ToBytes();
break;
default:
throw new NotSupportedException();
}
}
}
catch(Exception ex)
{
exception = ex;
throw;
}
})).ToArray();
foreach(var t in threads)
t.Start();
foreach(var t in threads)
t.Join();
Assert.True(addrmanager.nNew != 0);
Assert.True(addrmanager.nTried != 0);
Assert.True(addrmanager.GetAddr().Length != 0);
Assert.Null(exception);
}