public void ChannelLogsResponseBodyFromTransmissionWhenVerboseEnabled()
{
var expectedResponseContents = "this is the expected response";
using (var localServer = new LocalInProcHttpServer(Localurl))
{
localServer.ServerLogic = async(ctx) =>
{
await ctx.Response.WriteAsync(expectedResponseContents);
};
var channel = new ServerTelemetryChannel
{
DeveloperMode = true,
EndpointAddress = Localurl
};
var config = new TelemetryConfiguration("dummy")
{
TelemetryChannel = channel
};
channel.Initialize(config);
using (var listener = new TestEventListener())
{
listener.EnableEvents(TelemetryChannelEventSource.Log, EventLevel.LogAlways,
(EventKeywords)AllKeywords);
// Enable CoreEventSource as Transmission logic is in base sdk.
// and it'll parse response only on Verbose enabled.
using (var listenerCore = new TestEventListener())
{
listener.EnableEvents(CoreEventSource.Log, EventLevel.LogAlways,
(EventKeywords)AllKeywords);
// ACT
var telemetry = new EventTelemetry("test event name");
telemetry.Context.InstrumentationKey = "dummy";
channel.Send(telemetry);
Thread.Sleep(SleepInMilliseconds);
}
// Assert:
var allTraces = listener.Messages.ToList();
var traces = allTraces.Where(item => item.EventId == 70).ToList();
Assert.AreEqual(1, traces.Count);
Assert.IsTrue(traces[0].Payload[1].ToString().Contains(expectedResponseContents));
}
}
}
public void ChannelLogsFailedTransmissionDueToServerError()
{
using (var localServer = new LocalInProcHttpServer(Localurl))
{
localServer.ServerLogic = async(ctx) =>
{
// Error from AI Backend.
ctx.Response.StatusCode = (int)HttpStatusCode.InternalServerError;
await ctx.Response.WriteAsync("InternalError");
};
var channel = new ServerTelemetryChannel
{
DeveloperMode = true,
EndpointAddress = Localurl
};
var config = new TelemetryConfiguration("dummy")
{
TelemetryChannel = channel
};
channel.Initialize(config);
using (var listener = new TestEventListener())
{
listener.EnableEvents(TelemetryChannelEventSource.Log, EventLevel.LogAlways,
(EventKeywords)AllKeywords);
// ACT
var telemetry = new EventTelemetry("test event name");
telemetry.Context.InstrumentationKey = "dummy";
channel.Send(telemetry);
Thread.Sleep(SleepInMilliseconds);
// VERIFY
// We validate by checking SDK traces
var allTraces = listener.Messages.ToList();
// Event 54 is logged upon successful transmission.
var traces = allTraces.Where(item => item.EventId == 54).ToList();
Assert.AreEqual(1, traces.Count);
// 500 is the response code.
Assert.AreEqual("500", traces[0].Payload[1]);
}
}
}
public void ChannelHandlesFailedTransmissionDueToUnknownNetworkError()
{
using (var localServer = new LocalInProcHttpServer(Localurl))
{
localServer.ServerLogic = async(ctx) =>
{
// This code does not matter as Channel is configured to
// with an incorrect endpoint.
await ctx.Response.WriteAsync("InternalError");
};
var channel = new ServerTelemetryChannel
{
DeveloperMode = true,
EndpointAddress = LocalurlNotRunning
};
var config = new TelemetryConfiguration("dummy")
{
TelemetryChannel = channel
};
channel.Initialize(config);
using (var listener = new TestEventListener())
{
listener.EnableEvents(TelemetryChannelEventSource.Log, EventLevel.LogAlways,
(EventKeywords)AllKeywords);
// ACT
var telemetry = new EventTelemetry("test event name");
telemetry.Context.InstrumentationKey = "dummy";
channel.Send(telemetry);
Thread.Sleep(SleepInMilliseconds);
// Assert:
var allTraces = listener.Messages.ToList();
var traces = allTraces.Where(item => item.EventId == 54).ToList();
Assert.AreEqual(1, traces.Count);
Assert.IsTrue(traces[0].Payload[1].ToString().Contains("An error occurred while sending the request"));
}
}
}
public void ChannelSendsTransmission()
{
using (var localServer = new LocalInProcHttpServer(Localurl))
{
IList <ITelemetry> telemetryItems = new List <ITelemetry>();
var telemetry = new EventTelemetry("test event name");
telemetry.Context.InstrumentationKey = "dummy";
telemetryItems.Add((telemetry));
var serializedExpected = JsonSerializer.Serialize(telemetryItems);
localServer.ServerLogic = async(ctx) =>
{
byte[] buffer = new byte[2000];
await ctx.Request.Body.ReadAsync(buffer, 0, 2000);
Assert.AreEqual(serializedExpected, buffer);
await ctx.Response.WriteAsync("Ok");
};
var channel = new ServerTelemetryChannel
{
DeveloperMode = true,
EndpointAddress = Localurl
};
var config = new TelemetryConfiguration("dummy")
{
TelemetryChannel = channel
};
channel.Initialize(config);
// ACT
// Data would be sent to the LocalServer which validates it.
channel.Send(telemetry);
}
}
