public void ReportFailure_AllHostFails_ShouldNotBeHealthy()
{
CreatePool("host1, host2, host3");
//two time Failure = unreachable host
for (int i = 0; i < 6; i++)
{
var host = Pool.GetNextHost();
host.ReportFailure();
}
var healthResult = GetHealthResult();
healthResult.IsHealthy.ShouldBeFalse(healthResult.Message);
healthResult.Message.ShouldContain("All of the 3 hosts are unreachable");
var healthData = GetHealthData();
var healthDataUnreachableHosts = healthData["UnreachableHosts"];
healthDataUnreachableHosts.ShouldContain("host1");
healthDataUnreachableHosts.ShouldContain("host2");
healthDataUnreachableHosts.ShouldContain("host3");
healthData["ReachableHosts"].ShouldBe(string.Empty);
HealthChecks.UnregisterAllHealthChecks();
}
public void InfluxReport_CanAddRecords_ForHealthCheck()
{
var config = new InfluxConfig("localhost", "testdb");
var writer = new InfluxdbTestWriter(config); config.Writer = writer;
var report = new InfluxdbHttpReport(config);
var context = new DefaultMetricsContext("TestContext");
var precision = config.Precision ?? InfluxConfig.Default.Precision;
var metricsData = context.DataProvider.CurrentMetricsData;
HealthChecks.UnregisterAllHealthChecks();
HealthChecks.RegisterHealthCheck("Health Check 1", () => HealthCheckResult.Healthy($"Healthy check!"));
HealthChecks.RegisterHealthCheck("Health Check 2", () => HealthCheckResult.Unhealthy($"Unhealthy check!"));
HealthChecks.RegisterHealthCheck("Health Check 3,tag3=key3", () => HealthCheckResult.Healthy($"Healthy check!"));
HealthChecks.RegisterHealthCheck("Health Check 4,tag 4=key 4", () => HealthCheckResult.Healthy($"Healthy check!"));
HealthChecks.RegisterHealthCheck("Name=Health Check 5,tag5=key5", () => HealthCheckResult.Healthy($"Healthy check!"));
metricsData = context.DataProvider.CurrentMetricsData;
report.RunReport(metricsData, () => HealthChecks.GetStatus(), CancellationToken.None);
HealthChecks.UnregisterAllHealthChecks(); // unreg first in case something below throws
writer.LastBatch.Should().HaveCount(5);
var expTime = InfluxLineProtocol.FormatTimestamp(metricsData.Timestamp, precision);
writer.LastBatch[0].ToLineProtocol(precision).Should().Be($@"health_checks,name=health_check_1 ishealthy=True,message=""Healthy check!"" {expTime}");
writer.LastBatch[1].ToLineProtocol(precision).Should().Be($@"health_checks,name=health_check_2 ishealthy=False,message=""Unhealthy check!"" {expTime}");
writer.LastBatch[2].ToLineProtocol(precision).Should().Be($@"health_checks,name=health_check_3,tag3=key3 ishealthy=True,message=""Healthy check!"" {expTime}");
writer.LastBatch[3].ToLineProtocol(precision).Should().Be($@"health_checks,name=health_check_4,tag_4=key\ 4 ishealthy=True,message=""Healthy check!"" {expTime}");
writer.LastBatch[4].ToLineProtocol(precision).Should().Be($@"health_checks,name=health\ check\ 5,tag5=key5 ishealthy=True,message=""Healthy check!"" {expTime}");
}
public void HealthCheck_RegistryDoesNotThrowOnDuplicateRegistration()
{
HealthChecks.UnregisterAllHealthChecks();
HealthChecks.RegisterHealthCheck(new HealthCheck("test", () => { }));
Action action = () => HealthChecks.RegisterHealthCheck(new HealthCheck("test", () => { }));
action.ShouldNotThrow <InvalidOperationException>();
}
public void HealthCheck_RegistryStatusIsHealthyIfAllChecksAreHealthy()
{
HealthChecks.UnregisterAllHealthChecks();
HealthChecks.RegisterHealthCheck(new HealthCheck("ok", () => { }));
HealthChecks.RegisterHealthCheck(new HealthCheck("another", () => HealthCheckResult.Healthy()));
var status = HealthChecks.GetStatus();
status.IsHealthy.Should().BeTrue();
status.Results.Length.Should().Be(2);
}
public void HealthCheck_RegistryStatusIsFailedIfOneCheckFails()
{
HealthChecks.UnregisterAllHealthChecks();
HealthChecks.RegisterHealthCheck(new HealthCheck("ok", () => { }));
HealthChecks.RegisterHealthCheck(new HealthCheck("bad", () => HealthCheckResult.Unhealthy()));
var status = HealthChecks.GetStatus();
status.IsHealthy.Should().BeFalse();
status.Results.Length.Should().Be(2);
}
public void HealthCheck_RegistryExecutesCheckOnEachGetStatus()
{
HealthChecks.UnregisterAllHealthChecks();
int count = 0;
HealthChecks.RegisterHealthCheck(new HealthCheck("test", () => { count++; }));
count.Should().Be(0);
HealthChecks.GetStatus();
count.Should().Be(1);
HealthChecks.GetStatus();
count.Should().Be(2);
}
public void Dispose()
{
_componentMonitors.Clear();
HealthChecks.UnregisterAllHealthChecks();
}