public async Task InjectCommonServerError_Should_TransformResponseToError()
{
var transport = Substitute.For <ITransport>();
var clusterProvider = Substitute.For <IClusterProvider>();
transport.Capabilities.Returns(TransportCapabilities.None);
transport
.SendAsync(Arg.Any <Request>(), Arg.Any <TimeSpan?>(), Arg.Any <TimeSpan>(), Arg.Any <CancellationToken>())
.Returns(Task.FromResult(new Response(ResponseCode.Ok)));
clusterProvider.GetCluster().Returns(new List <Uri> {
new Uri("http://localhost1")
});
var clusterClient = new Vostok.Clusterclient.Core.ClusterClient(null,
configuration =>
{
configuration.Transport = transport;
configuration.ClusterProvider = clusterProvider;
configuration.DefaultRequestStrategy = new SingleReplicaRequestStrategy();
configuration.InjectCommonServerError(() => 1);
});
var request = new Request("GET", new Uri("/fakemethod", UriKind.Relative));
var actualResponse = await clusterClient.SendAsync(request);
actualResponse.Response.Should().BeEquivalentTo(new Response(ResponseCode.InternalServerError));
}
public async Task InjectTotalLatency_Should_AddLatencyOnceForSendMethod()
{
var transport = Substitute.For <ITransport>();
var clusterProvider = Substitute.For <IClusterProvider>();
transport.Capabilities.Returns(TransportCapabilities.None);
transport
.SendAsync(Arg.Any <Request>(), Arg.Any <TimeSpan?>(), Arg.Any <TimeSpan>(), Arg.Any <CancellationToken>())
.Returns(Task.FromResult(new Response(ResponseCode.Ok)));
clusterProvider.GetCluster().Returns(new List <Uri> {
new Uri("http://localhost1")
});
var delay = TimeSpan.FromMilliseconds(200);
var latencyPerformer = new MockLatencyPerformer();
var clusterClient = new Vostok.Clusterclient.Core.ClusterClient(null,
configuration =>
{
configuration.Transport = transport;
configuration.ClusterProvider = clusterProvider;
configuration.DefaultRequestStrategy = new SingleReplicaRequestStrategy();
configuration.InjectTotalLatency(latencyPerformer, () => delay, () => 1);
});
var request = new Request("GET", new Uri("/fakemethod", UriKind.Relative));
await clusterClient.SendAsync(request);
latencyPerformer.TotalAddedLatency.Should().Be(delay);
}
public void OneTimeSetup()
{
server = Server.CreateHostBuilder(new string[0]).Build();
server.Start();
client = new Vostok.Clusterclient.Core.ClusterClient(new SilentLog(), configuration =>
{
configuration.SetupUniversalTransport(new UniversalTransportSettings
{
AllowAutoRedirect = true
});
configuration.DefaultTimeout = TimeSpan.FromSeconds(5);
configuration.ClusterProvider = new FixedClusterProvider("http://localhost:5000");
configuration.InjectTotalLatency(() => TimeSpan.FromSeconds(1), () => 0.05);
});
}
public async Task InjectLatencyOnEveryRetry_Should_AddLatencyOnEveryRetryCall()
{
var transport = Substitute.For <ITransport>();
var clusterProvider = Substitute.For <IClusterProvider>();
var callsCount = 0;
transport.Capabilities.Returns(TransportCapabilities.None);
transport
.SendAsync(Arg.Any <Request>(), Arg.Any <TimeSpan?>(), Arg.Any <TimeSpan>(), Arg.Any <CancellationToken>())
.Returns(Task.FromResult(new Response(ResponseCode.TooManyRequests)))
.AndDoes(_ => callsCount++);
clusterProvider.GetCluster().Returns(new List <Uri>
{
new Uri("http://localhost1"),
new Uri("http://localhost2"),
new Uri("http://localhost3")
});
var latency = TimeSpan.FromMilliseconds(200);
var latencyPerformer = new MockLatencyPerformer();
var clusterClient = new Vostok.Clusterclient.Core.ClusterClient(null,
configuration =>
{
configuration.Transport = transport;
configuration.ClusterProvider = clusterProvider;
configuration.RetryPolicy = new AdHocRetryPolicy((_, __, ___) => callsCount < 3);
configuration.RetryStrategy = new ImmediateRetryStrategy(3);
configuration.DefaultRequestStrategy = new SingleReplicaRequestStrategy();
configuration.InjectLatencyOnEveryRetry(latencyPerformer, () => latency, () => 1);
});
var request = new Request("GET", new Uri("/fakemethod", UriKind.Relative));
await clusterClient.SendAsync(request);
callsCount.Should().Be(3);
latencyPerformer.TotalAddedLatency.Should().Be(latency * 3);
}