[U] public void EachViewSeesNextButSkipsTheDeadNode() { var seeds = Enumerable.Range(9200, NumberOfNodes).Select(p => new Node(new Uri("http://localhost:" + p))).ToList(); seeds.First().MarkDead(DateTime.Now.AddDays(1)); var pool = new StaticConnectionPool(seeds, randomize: false); for (var i = 0; i < 20; i++) { var node = pool.CreateView().First(); node.Uri.Port.Should().Be(9201); node = pool.CreateView().First(); node.Uri.Port.Should().Be(9202); } /** After we marked the first node alive again, we expect it to be hit again*/ seeds.First().MarkAlive(); for (var i = 0; i < 20; i++) { var node = pool.CreateView().First(); node.Uri.Port.Should().Be(9201); node = pool.CreateView().First(); node.Uri.Port.Should().Be(9202); node = pool.CreateView().First(); node.Uri.Port.Should().Be(9200); } }
[U] public void ViewSeesResurrectedNodes() { var dateTimeProvider = new TestableDateTimeProvider(); var seeds = Enumerable.Range(9200, NumberOfNodes).Select(p => new Node(new Uri("http://localhost:" + p))).ToList(); seeds.First().MarkDead(dateTimeProvider.Now().AddDays(1)); var pool = new StaticConnectionPool(seeds, randomize: false, dateTimeProvider: dateTimeProvider); for (var i = 0; i < 20; i++) { var node = pool.CreateView().First(); node.Uri.Port.Should().Be(9201); node = pool.CreateView().First(); node.Uri.Port.Should().Be(9202); } /** If we roll the clock forward two days, the node that was marked * dead until tomorrow (or yesterday!) should be resurrected */ dateTimeProvider.ChangeTime(d => d.AddDays(2)); var n = pool.CreateView().First(); n.Uri.Port.Should().Be(9201); n = pool.CreateView().First(); n.Uri.Port.Should().Be(9202); n = pool.CreateView().First(); n.Uri.Port.Should().Be(9200); n.IsResurrected.Should().BeTrue(); }
[U] public void EachViewSkipsAheadWithOne() { var seeds = Enumerable.Range(9200, NumberOfNodes).Select(p => new Node(new Uri("http://localhost:" + p))).ToList(); var pool = new StaticConnectionPool(seeds, randomize: false); for (var i = 0; i < 20; i++) { var node = pool.CreateView().First(); node.Uri.Port.Should().Be(9200); node = pool.CreateView().First(); node.Uri.Port.Should().Be(9201); node = pool.CreateView().First(); node.Uri.Port.Should().Be(9202); } }