public void LeadsFollowersAndTheirHeartbeatLikeALeader()
{
var list = new ConcurrentBag <FriendlyPeer>();
_manijer.Setup(x => x.GetPeers()).Returns(new[] { "1", "3", "5", "7" }.Select(s => new Peer(s, Guid.NewGuid())));
_manijer.Setup(x => x.GetProxy(It.IsAny <string>())).Returns(
() => {
var s = new FriendlyPeer();
list.Add(s);
return(s);
}
);
_server = new DefaultRaftServer(_sister, _sister, _sister, _maqina.Object, _manijer.Object, _settings);
_server.LastHeartBeat = new AlwaysOldTimestamp();
_server.Start();
Thread.Sleep(3000);
Assert.Equal(Role.Leader, _server.Role);
var timesFollowersServed = list.SelectMany(x => x.AllThemAppendEntriesRequests.Where(y => y.Entries.Length == 0)).Count();
Assert.True(timesFollowersServed > 10);
_output.WriteLine($"{nameof(timesFollowersServed)}: {timesFollowersServed}");
}
public async Task LeadsFollowersAndTheirLogsLikeALeader()
{
var list = new ConcurrentBag <FriendlyPeer>();
_manijer.Setup(x => x.GetPeers()).Returns(new[] { "1", "3", "5", "7" }.Select(s => new Peer(s, Guid.NewGuid())));
_manijer.Setup(x => x.GetProxy(It.IsAny <string>())).Returns(
() => {
var s = new FriendlyPeer();
list.Add(s);
return(s);
}
);
_server = new DefaultRaftServer(_sister, _sister, _sister, _maqina.Object, _manijer.Object, _settings);
_server.LastHeartBeat = new AlwaysOldTimestamp();
_server.Start();
Thread.Sleep(2000); // must be a leader by now
Assert.Equal(Role.Leader, _server.Role);
await _server.ApplyCommandAsync(new StateMachineCommandRequest()
{
Command = new byte[128]
});
await _server.ApplyCommandAsync(new StateMachineCommandRequest()
{
Command = new byte[128]
});
await _server.ApplyCommandAsync(new StateMachineCommandRequest()
{
Command = new byte[128]
});
Thread.Sleep(2000);
var timesFollowersServed = list.SelectMany(x => {
var copy = x.AllThemAppendEntriesRequests.ToArray();
return(copy.Where(y => y.Entries.Length > 0));
}).Count();
_output.WriteLine($"timesFollowersServed: {timesFollowersServed}");
Assert.True(timesFollowersServed > 1);
Assert.Equal(2, _sister.LastIndex);
}