public async Task EnqueuesTransmissionWithSetTransmissionStatusEvent()
{
Transmission transmission = null;
var transmitter = new StubTransmitter();
transmitter.OnEnqueue = t =>
{
transmission = t;
};
var serializer = new TelemetrySerializer(transmitter)
{
EndpointAddress = new Uri("http://expected.uri")
};
// Set TransmissionStatusEvent does not change the behavior, only wires up event to transmission.
serializer.TransmissionStatusEvent += delegate(object sender, TransmissionStatusEventArgs args) { };
var taskResult = await serializer.SerializeAsync(new[] { new StubSerializableTelemetry() }, default);
Assert.AreEqual(serializer.EndpointAddress, transmission.EndpointAddress);
Assert.AreEqual("application/x-json-stream", transmission.ContentType);
Assert.AreEqual("gzip", transmission.ContentEncoding);
var expectedContent = "{" +
"\"name\":\"StubTelemetryName\"," +
"\"time\":\"0001-01-01T00:00:00.0000000Z\"," +
"\"data\":{\"baseType\":\"StubTelemetryBaseType\"," +
"\"baseData\":{}" +
"}" +
"}";
Assert.AreEqual(expectedContent, Unzip(transmission.Content));
}
public void EnqueuesTransmissionWithExpectedPropertiesForUnknownTelemetry()
{
Transmission transmission = null;
var transmitter = new StubTransmitter();
transmitter.OnEnqueue = t =>
{
transmission = t;
};
var serializer = new TelemetrySerializer(transmitter)
{
EndpointAddress = new Uri("http://expected.uri")
};
serializer.Serialize(new[] { new StubTelemetry() });
Assert.AreEqual(serializer.EndpointAddress, transmission.EndpointAddress);
Assert.AreEqual("application/x-json-stream", transmission.ContentType);
Assert.AreEqual("gzip", transmission.ContentEncoding);
Assert.AreEqual("{" +
"\"name\":\"Microsoft.ApplicationInsights.Event\"," +
"\"time\":\"0001-01-01T00:00:00.0000000Z\"," +
"\"data\":{\"baseType\":\"EventData\"," +
"\"baseData\":{\"ver\":2," +
"\"name\":\"ConvertedTelemetry\"}" +
"}" +
"}", Unzip(transmission.Content));
}
public void CanBeChangedByChannelBasedOnConfigurationToRedirectTelemetryToDifferentEnvironment()
{
var serializer = new TelemetrySerializer(new StubTransmitter());
var expectedValue = new Uri("int://environment");
serializer.EndpointAddress = expectedValue;
Assert.Equal(expectedValue, serializer.EndpointAddress);
}
public void EnqueuesTransmissionWithExpectedPropertiesForKnownTelemetry()
{
Transmission transmission = null;
var transmitter = new StubTransmitter();
transmitter.OnEnqueue = t =>
{
transmission = t;
};
var serializer = new TelemetrySerializer(transmitter)
{
EndpointAddress = new Uri("http://expected.uri")
};
serializer.Serialize(new[] { new StubSerializableTelemetry() });
Assert.AreEqual(serializer.EndpointAddress, transmission.EndpointAddress);
Assert.AreEqual("application/x-json-stream", transmission.ContentType);
Assert.AreEqual("gzip", transmission.ContentEncoding);
var expectedContent = "{" +
"\"name\":\"StubTelemetryName\"," +
"\"time\":\"0001-01-01T00:00:00.0000000Z\"," +
"\"data\":{\"baseType\":\"StubTelemetryBaseType\"," +
"\"baseData\":{}" +
"}" +
"}";
Assert.AreEqual(expectedContent, Unzip(transmission.Content));
}
public void DoesNotContinueAsyncOperationsOnCapturedSynchronizationContextToImprovePerformance()
{
var transmitter = new StubTransmitter()
{
OnEnqueue = transmission => Task.Run(() => { })
};
var serializer = new TelemetrySerializer(transmitter)
{
EndpointAddress = new Uri("https://127.0.0.1")
};
bool postedBack = false;
using (var context = new StubSynchronizationContext())
{
context.OnPost = (callback, state) =>
{
postedBack = true;
callback(state);
};
serializer.Serialize(new[] { new StubTelemetry() });
}
Assert.IsFalse(postedBack);
}
public async Task EnqueuesTransmissionWithExpectedPropertiesForUnknownTelemetry()
{
Transmission transmission = null;
var transmitter = new StubTransmitter();
transmitter.OnEnqueue = t =>
{
transmission = t;
transmission.IsFlushAsyncInProgress = true;
};
var serializer = new TelemetrySerializer(transmitter)
{
EndpointAddress = new Uri("http://expected.uri")
};
var taskResult = await serializer.SerializeAsync(new[] { new StubTelemetry() }, default);
Assert.AreEqual(serializer.EndpointAddress, transmission.EndpointAddress);
Assert.AreEqual("application/x-json-stream", transmission.ContentType);
Assert.AreEqual("gzip", transmission.ContentEncoding);
Assert.AreEqual("{" +
"\"name\":\"AppEvents\"," +
"\"time\":\"0001-01-01T00:00:00.0000000Z\"," +
"\"data\":{\"baseType\":\"EventData\"," +
"\"baseData\":{\"ver\":2," +
"\"name\":\"ConvertedTelemetry\"}" +
"}" +
"}", Unzip(transmission.Content));
Assert.IsTrue(taskResult);
}
public void CanBeChangedByChannelBasedOnConfigurationToRedirectTelemetryToDifferentEnvironment()
{
var serializer = new TelemetrySerializer(new StubTransmitter());
var expectedValue = new Uri("int://environment");
serializer.EndpointAddress = expectedValue;
Assert.AreEqual(expectedValue, serializer.EndpointAddress);
}
public void SerializesTelemetryOnSameThreadBecauseItAssumesItIsAlreadyOnThreadPool()
{
int serializationThreadId = -1;
var transmitter = new StubTransmitter();
transmitter.OnEnqueue = t =>
{
serializationThreadId = Thread.CurrentThread.ManagedThreadId;
};
var serializer = new TelemetrySerializer(transmitter);
serializer.Serialize(new[] { new StubTelemetry() });
Assert.Equal(serializationThreadId, Thread.CurrentThread.ManagedThreadId);
}
public void SerializesTelemetryOnSameThreadBecauseItAssumesItIsAlreadyOnThreadPool()
{
int serializationThreadId = -1;
var transmitter = new StubTransmitter();
transmitter.OnEnqueue = t =>
{
serializationThreadId = Thread.CurrentThread.ManagedThreadId;
};
var serializer = new TelemetrySerializer(transmitter);
serializer.Serialize(new[] { new StubTelemetry() });
Assert.AreEqual(serializationThreadId, Thread.CurrentThread.ManagedThreadId);
}
public async Task SerializeAsyncRespectsCancellationToken()
{
Transmission transmission = null;
var transmitter = new StubTransmitter();
transmitter.OnEnqueue = t =>
{
transmission = t;
};
var serializer = new TelemetrySerializer(transmitter)
{
EndpointAddress = new Uri("http://expected.uri")
};
await Assert.ThrowsExceptionAsync <TaskCanceledException>(() => serializer.SerializeAsync(new[] { new StubTelemetry() }, new CancellationToken(true)));
}
public TelemetryBuffer(TelemetrySerializer serializer, IApplicationLifecycle applicationLifecycle)
: this()
{
if (serializer == null)
{
throw new ArgumentNullException("serializer");
}
if (applicationLifecycle == null)
{
throw new ArgumentNullException("applicationLifecycle");
}
this.serializer = serializer;
applicationLifecycle.Stopping += this.HandleApplicationStoppingEvent;
}
internal ServerTelemetryChannel(INetwork network, IApplicationLifecycle applicationLifecycle)
{
var policies = new TransmissionPolicy[]
{
new ApplicationLifecycleTransmissionPolicy(applicationLifecycle),
new ErrorHandlingTransmissionPolicy(),
new NetworkAvailabilityTransmissionPolicy(network),
new ThrottlingTransmissionPolicy()
};
this.Transmitter = new Transmitter(policies: policies);
this.TelemetrySerializer = new TelemetrySerializer(this.Transmitter);
this.TelemetryBuffer = new Implementation.TelemetryBuffer(this.TelemetrySerializer, applicationLifecycle);
this.telemetryBufferCapacity = this.TelemetryBuffer.Capacity;
this.TelemetryProcessor = this.TelemetryBuffer;
}
public async Task ReturnsFalseWhenTransmissionIsNotSentOrStored()
{
Transmission transmission = null;
var transmitter = new StubTransmitter();
transmitter.OnEnqueue = t =>
{
transmission = t;
transmission.IsFlushAsyncInProgress = false;
};
var serializer = new TelemetrySerializer(transmitter)
{
EndpointAddress = new Uri("http://expected.uri")
};
var taskResult = await serializer.SerializeAsync(new[] { new StubSerializableTelemetry() }, default);
Assert.IsFalse(taskResult);
}
public void EnqueuesTransmissionWithExpectedProperties()
{
Transmission transmission = null;
var transmitter = new StubTransmitter();
transmitter.OnEnqueue = t =>
{
transmission = t;
};
var serializer = new TelemetrySerializer(transmitter)
{
EndpointAddress = new Uri("http://expected.uri")
};
serializer.Serialize(new[] { new StubTelemetry() });
Assert.Equal(serializer.EndpointAddress, transmission.EndpointAddress);
Assert.Equal("application/x-json-stream", transmission.ContentType);
Assert.Equal("gzip", transmission.ContentEncoding);
Assert.Equal(string.Empty, Unzip(transmission.Content));
}
public TelemetryBuffer(TelemetrySerializer serializer, IApplicationLifecycle applicationLifecycle)
: this()
{
if (serializer == null)
{
throw new ArgumentNullException("serializer");
}
#if !NETSTANDARD
// We don't have implementation for IApplicationLifecycle for .NET Core
if (applicationLifecycle == null)
{
throw new ArgumentNullException("applicationLifecycle");
}
#endif
if (applicationLifecycle != null)
{
applicationLifecycle.Stopping += this.HandleApplicationStoppingEvent;
}
this.serializer = serializer;
}
public void ReturnsBoolenTaskWhenTelemetryIsNullOrEmpty()
{
Transmission transmission = null;
var transmitter = new StubTransmitter();
transmitter.OnEnqueue = t =>
{
transmission = t;
};
var serializer = new TelemetrySerializer(transmitter)
{
EndpointAddress = new Uri("http://expected.uri")
};
var result = serializer.SerializeAsync(null, default);
Assert.IsInstanceOfType(result, typeof(Task <bool>));
Assert.IsTrue(result.Result);
result = serializer.SerializeAsync(new List <ITelemetry>(), default);
Assert.IsInstanceOfType(result, typeof(Task <bool>));
Assert.IsTrue(result.Result);
}
public void DefaultValuePointsToModernEndpointInProductionEnvironment()
{
var serializer = new TelemetrySerializer(new StubTransmitter());
Assert.Equal("https://dc.services.visualstudio.com/v2/track", serializer.EndpointAddress.ToString());
}
public void ThrowsArgumentNullExceptionWhenTelemetryIsNullToPreventUsageErrors()
{
var serializer = new TelemetrySerializer(new StubTransmitter());
Assert.Throws<ArgumentNullException>(() => serializer.Serialize(null));
}
public void ThrowsArgumentExceptionWhenTelemetryIsEmptyToPreventUsageErrors()
{
var serializer = new TelemetrySerializer(new StubTransmitter());
AssertEx.Throws <ArgumentException>(() => serializer.Serialize(new List <ITelemetry>()));
}
public void ThrowsArgumentNullExceptionWhenTelemetryIsNullToPreventUsageErrors()
{
var serializer = new TelemetrySerializer(new StubTransmitter());
AssertEx.Throws <ArgumentNullException>(() => serializer.Serialize(null));
}
public void ThrowsArgumentExceptionWhenTelemetryIsEmptyToPreventUsageErrors()
{
var serializer = new TelemetrySerializer(new StubTransmitter());
Assert.Throws<ArgumentException>(() => serializer.Serialize(Enumerable.Empty<ITelemetry>()));
}
public void SetterThrowsArgumentNullExceptionToPreventUsageErrors()
{
var serializer = new TelemetrySerializer(new StubTransmitter());
AssertEx.Throws <ArgumentNullException>(() => serializer.EndpointAddress = null);
}
public void DefaultValuePointsToModernEndpointInProductionEnvironment()
{
var serializer = new TelemetrySerializer(new StubTransmitter());
Assert.AreEqual("https://dc.services.visualstudio.com/v2/track", serializer.EndpointAddress.ToString());
}
public void DefaultValueIsNull()
{
var serializer = new TelemetrySerializer(new StubTransmitter());
Assert.AreEqual(null, serializer.EndpointAddress);
}
public void EnqueuesTransmissionWithExpectedProperties()
{
Transmission transmission = null;
var transmitter = new StubTransmitter();
transmitter.OnEnqueue = t =>
{
transmission = t;
};
var serializer = new TelemetrySerializer(transmitter) { EndpointAddress = new Uri("http://expected.uri") };
serializer.Serialize(new[] { new StubTelemetry() });
Assert.Equal(serializer.EndpointAddress, transmission.EndpointAddress);
Assert.Equal("application/x-json-stream", transmission.ContentType);
Assert.Equal("gzip", transmission.ContentEncoding);
Assert.Equal(string.Empty, Unzip(transmission.Content));
}
public void ThrowsExceptionWhenEndpointAddressIsNull()
{
var serializer = new TelemetrySerializer(new StubTransmitter());
AssertEx.Throws <Exception>(() => serializer.SerializeAsync(null, default));
}
public void SetterThrowsArgumentNullExceptionToPreventUsageErrors()
{
var serializer = new TelemetrySerializer(new StubTransmitter());
Assert.Throws<ArgumentNullException>(() => serializer.EndpointAddress = null);
}
public void DoesNotContinueAsyncOperationsOnCapturedSynchronizationContextToImprovePerformance()
{
var transmitter = new StubTransmitter() { OnEnqueue = transmission => TaskEx.Run(() => { }) };
var serializer = new TelemetrySerializer(transmitter);
bool postedBack = false;
using (var context = new StubSynchronizationContext())
{
context.OnPost = (callback, state) =>
{
postedBack = true;
callback(state);
};
serializer.Serialize(new[] { new StubTelemetry() });
}
Assert.False(postedBack);
}
