public void TestTableUpdate()
{
var local = new PeerId("Random Local Peer");
var m = new Metrics();
var rt = new RoutingTable(10, DhtId.ConvertPeerId(local), TimeSpan.FromHours(1), m);
var peers = Enumerable.Range(0, 100)
.Select(i => new PeerId($"Random Peer {i}"))
.ToArray();
var rand = new Random(Environment.TickCount);
for (var i = 0; i < 10000; i++)
{
rt.Update(peers[rand.Next(peers.Length)]);
}
for (var i = 0; i < 100; i++)
{
var id = DhtId.ConvertPeerId(new PeerId($"Random Peer {rand.Next(1024)}"));
var ret = rt.NearestPeers(id, 5);
Assert.That(ret.Length, Is.GreaterThan(0));
}
}
public void TestTableFind()
{
var local = new PeerId("Random Local Peer");
var m = new Metrics();
var rt = new RoutingTable(10, DhtId.ConvertPeerId(local), TimeSpan.FromHours(1), m);
var peers = new PeerId[100];
for (var i = 0; i < 5; i++)
{
peers[i] = new PeerId($"Random Peer {i}");
rt.Update(peers[i]);
}
var found = rt.NearestPeer(DhtId.ConvertPeerId(peers[2]));
Assert.That(found, Is.EqualTo(peers[2]));
}
public void TestTableMultithreaded()
{
var local = new PeerId("Random Local Peer");
var m = new Metrics();
var rt = new RoutingTable(20, DhtId.ConvertPeerId(local), TimeSpan.FromHours(1), m);
var peers = Enumerable.Range(0, 500)
.Select(i => new PeerId($"Random Peer {i}"))
.ToArray();
var t1 = Task.Factory.StartNew(() =>
{
var rand = new Random(Environment.TickCount);
for (var i = 0; i < 1000; i++)
{
var n = rand.Next(peers.Length);
rt.Update(peers[n]);
}
});
var t2 = Task.Factory.StartNew(() =>
{
var rand = new Random(Environment.TickCount);
for (var i = 0; i < 1000; i++)
{
var n = rand.Next(peers.Length);
rt.Update(peers[n]);
}
});
var t3 = Task.Factory.StartNew(() =>
{
var rand = new Random(Environment.TickCount);
for (var i = 0; i < 1000; i++)
{
var n = rand.Next(peers.Length);
rt.Find(peers[n]);
}
});
Task.WaitAll(t1, t2, t3);
}
public void TestBucket()
{
var b = new Bucket();
var peers = new PeerId[100];
for (var i = 0; i < 100; i++)
{
peers[i] = new PeerId($"Random PeerId {i}");
b.PushFront(peers[i]);
}
var local = new PeerId($"Local PeerId");
var localId = DhtId.ConvertPeerId(local);
var x = new Random(Environment.TickCount).Next(peers.Length);
Assert.That(b.Has(peers[x]), Is.True);
var spl = b.Split(0, DhtId.ConvertPeerId(local));
var llist = b.Peers;
foreach (var e in llist)
{
var p = DhtId.ConvertPeerId(e);
var cpl = DhtId.CommonPrefixLength(p, localId);
Assert.That(cpl, Is.Not.GreaterThan(0));
}
var rlist = spl.Peers;
foreach (var e in rlist)
{
var p = DhtId.ConvertPeerId(e);
var cpl = DhtId.CommonPrefixLength(p, localId);
Assert.That(cpl, Is.Not.EqualTo(0));
}
}
