public void Should_not_substract_beacon_shutdown_timeout_from_total_if_there_is_no_real_beacon()
{
var environment = VostokHostingEnvironmentFactory.Create(Setup, new VostokHostingEnvironmentFactorySettings
{
BeaconShutdownTimeout = 3.Seconds()
});
environment.ShutdownTimeout.Should().Be(30.Seconds());
}
public void Should_substract_beacon_shutdown_timeout_from_total()
{
var environment = VostokHostingEnvironmentFactory.Create(SetupWithServiceDiscovery, new VostokHostingEnvironmentFactorySettings
{
BeaconShutdownTimeout = 3.Seconds()
});
environment.ShutdownTimeout.Should().Be(27.Seconds());
}
public void Should_produce_an_environment_with_linked_cancellation_tokens()
{
var environment = VostokHostingEnvironmentFactory.Create(Setup);
shutdown.Cancel();
Action assertion = () => environment.ShutdownToken.IsCancellationRequested.Should().BeTrue();
assertion.ShouldPassIn(2.Seconds());
}
public void Should_provide_a_diagnostic_extension()
{
var environment = VostokHostingEnvironmentFactory.Create(Setup, new VostokHostingEnvironmentFactorySettings());
environment.HostExtensions.TryGet <IVostokApplicationDiagnostics>(out var diagnostics).Should().BeTrue();
diagnostics.Should().NotBeNull();
diagnostics.Info.Should().NotBeNull();
diagnostics.HealthTracker.Should().NotBeNull();
}
public void Should_provide_dev_null_metric_context_when_diagnostic_metrics_disabled_and_no_senders()
{
var environment = VostokHostingEnvironmentFactory.Create(Setup,
new VostokHostingEnvironmentFactorySettings
{
DiagnosticMetricsEnabled = false
});
environment.Metrics.Root.Should().BeOfType <DevNullMetricContext>();
}
public void Should_provide_system_metrics_extensions()
{
var environment = VostokHostingEnvironmentFactory.Create(Setup, new VostokHostingEnvironmentFactorySettings());
if (RuntimeDetector.IsDotNetCore30AndNewer)
{
environment.HostExtensions.TryGet <GarbageCollectionMonitor>(out _).Should().BeTrue();
}
environment.HostExtensions.TryGet <CurrentProcessMonitor>(out _).Should().BeTrue();
}
public void Should_not_leak()
{
for (var i = 0; i < 100; i++)
{
var environment = VostokHostingEnvironmentFactory.Create(Setup,
new VostokHostingEnvironmentFactorySettings
{
ConfigureStaticProviders = false
});
(environment as IDisposable)?.Dispose();
}
}
public void Should_provide_not_dev_null_metric_context_when_metric_event_senders_built()
{
var environment = VostokHostingEnvironmentFactory.Create(SetupForDevNullMetricContext, new VostokHostingEnvironmentFactorySettings());
environment.Metrics.Root.Should().BeOfType <MetricContext>();
void SetupForDevNullMetricContext(IVostokHostingEnvironmentBuilder builder)
{
Setup(builder);
builder.SetupDiagnostics(x => x.CustomizeInfo(s => s.AddApplicationMetricsInfo = true)); // enable ApplicationMetricsProvider metrics sender
}
}
public void Should_wait_after_beacon_shutdown_if_instructed_to_do_so()
{
var environment = VostokHostingEnvironmentFactory.Create(SetupWithServiceDiscovery, new VostokHostingEnvironmentFactorySettings
{
BeaconShutdownTimeout = 1.Seconds()
});
var watch = Stopwatch.StartNew();
shutdown.Cancel();
environment.ShutdownToken.WaitHandle.WaitOne(5.Seconds()).Should().BeTrue();
watch.Elapsed.Should().BeGreaterOrEqualTo(1.Seconds() - ShutdownConstants.CutAmountForBeaconTimeout - 50.Milliseconds());
}
public void Should_not_wait_after_beacon_shutdown_if_disabled()
{
var environment = VostokHostingEnvironmentFactory.Create(SetupWithServiceDiscovery, new VostokHostingEnvironmentFactorySettings
{
BeaconShutdownTimeout = 2.Seconds(),
BeaconShutdownWaitEnabled = false
});
var watch = Stopwatch.StartNew();
shutdown.Cancel();
environment.ShutdownToken.WaitHandle.WaitOne(5.Seconds()).Should().BeTrue();
watch.Elapsed.Should().BeLessThan(1.Seconds());
}
public void Should_produce_an_environment_with_ticking_shutdown_budget_upon_cancellation()
{
var environment = VostokHostingEnvironmentFactory.Create(Setup);
var before1 = environment.ShutdownTimeout;
Thread.Sleep(100);
var before2 = environment.ShutdownTimeout;
before2.Should().Be(before1);
shutdown.Cancel();
var immediatelyAfter = environment.ShutdownTimeout;
new Action(() => { environment.ShutdownTimeout.Should().BeLessThan(immediatelyAfter); }).ShouldPassIn(5.Seconds());
}
