public async Task ExceptionInSnapshot_IsHandled()
{
var exceptionThrown = new ManualResetEventSlim(false);
var metricSet = new FailureMetricSet(throwOnSnapshot: true);
var collector = new MetricsCollector(
new MetricsCollectorOptions
{
Endpoints = new[] { new MetricEndpoint("Local", new LocalMetricHandler()), },
Sets = new[] { metricSet },
RetryInterval = TimeSpan.Zero,
SnapshotInterval = TimeSpan.FromMilliseconds(20),
ExceptionHandler = ex => exceptionThrown.Set()
}
);
Assert.True(exceptionThrown.Wait(TimeSpan.FromSeconds(1)), "Exception handler was not invoked");
}
public void ExceptionInInitialize_Throws()
{
var metricSet = new FailureMetricSet(throwOnInitialize: true);
Assert.Throws <Exception>(
() =>
{
new MetricsCollector(
new MetricsCollectorOptions
{
Endpoints = new[] { new MetricEndpoint("Local", new LocalMetricHandler()), },
Sets = new[] { metricSet },
RetryInterval = TimeSpan.Zero,
SnapshotInterval = TimeSpan.FromMilliseconds(20),
}
);
}
);
}
