Akka.Cluster.Sharding.Tests.ClusterShardingSpec.ClusterSharding_should_use_third_and_fourth_node C# (CSharp) Méthode

        public void ClusterSharding_should_use_third_and_fourth_node()
        {
            ClusterSharding_should_failover_shards_on_crashed_node();

            Within(TimeSpan.FromSeconds(15), () =>
            {
                Join(_third, _first);
                Join(_fourth, _first);

                RunOn(() =>
                {
                    var r = _region.Value;
                    for (int i = 0; i < 10; i++)
                        r.Tell(new Counter.EntityEnvelope(3, Counter.Increment.Instance));

                    r.Tell(new Counter.Get(3));
                    ExpectMsg(10);
                    Assert.Equal(r.Path / "3" / "3", LastSender.Path);
                }, _third);
                EnterBarrier("third-update");

                RunOn(() =>
                {
                    var r = _region.Value;
                    for (int i = 0; i < 20; i++)
                        r.Tell(new Counter.EntityEnvelope(4, Counter.Increment.Instance));

                    r.Tell(new Counter.Get(4));
                    ExpectMsg(20);
                    Assert.Equal(r.Path / "4" / "4", LastSender.Path);
                }, _fourth);
                EnterBarrier("fourth-update");

                RunOn(() =>
                {
                    var r = _region.Value;
                    r.Tell(new Counter.EntityEnvelope(3, Counter.Increment.Instance));
                    r.Tell(new Counter.Get(3));
                    ExpectMsg(11);
                    Assert.Equal(Node(_third) / "user" / "counterRegion" / "3" / "3", LastSender.Path);

                    r.Tell(new Counter.EntityEnvelope(4, Counter.Increment.Instance));
                    r.Tell(new Counter.Get(4));
                    ExpectMsg(21);
                    Assert.Equal(Node(_third) / "user" / "counterRegion" / "4" / "4", LastSender.Path);
                }, _first);
                EnterBarrier("first-update");

                RunOn(() =>
                {
                    var r = _region.Value;
                    r.Tell(new Counter.Get(3));
                    ExpectMsg(11);
                    Assert.Equal(r.Path / "3" / "3", LastSender.Path);
                }, _third);

                RunOn(() =>
                {
                    var r = _region.Value;
                    r.Tell(new Counter.Get(4));
                    ExpectMsg(21);
                    Assert.Equal(r.Path / "4" / "4", LastSender.Path);
                }, _fourth);
                EnterBarrier("after-7");
            });
        }