public async Task Test_logging_output()
{
var random = new Random();
var reporter = new OrphanedResponseLogger
{
Interval = 100
};
foreach (var i in Enumerable.Range(1, 100))
{
var context = OperationContext.CreateKvContext((uint)i);
context.ConnectionId = "connection-id";
context.BucketName = "default";
context.LocalEndpoint = "192.168.1.1:16212";
context.RemoteEndpoint = "cb-1.domain.com";
context.ServerDuration = random.Next(10, 100);
reporter.Add(context);
await Task.Delay(10);
}
await Task.Delay(10000);
reporter.Dispose();
}
public void OrphanedResponseLogger_has_correct_default_values()
{
var reporter = new OrphanedResponseLogger();
Assert.AreEqual(10000, reporter.Interval);
Assert.AreEqual(10, reporter.SampleSize);
}
public void OrphanedResponseLogger_can_override_defaults()
{
const int interval = 5000;
const int sampleSize = 20;
var reporter = new OrphanedResponseLogger
{
Interval = interval,
SampleSize = sampleSize
};
Assert.AreEqual(interval, reporter.Interval);
Assert.AreEqual(sampleSize, reporter.SampleSize);
}
public async Task Can_add_lots_of_operation_contexts_concurrently()
{
var tracer = new OrphanedResponseLogger();
var tasks = Enumerable.Range(1, 1000).Select(x =>
{
tracer.Add(new OperationContext(CouchbaseTags.ServiceKv));
return(Task.FromResult(true));
});
// schedule all the tasks using threadpool
await Task.WhenAll(tasks);
// wait for queue to flush
await Task.Delay(1000);
// check all items made it into sample
Assert.AreEqual(1000, tracer.TotalCount);
}
