public void HttpClient_Posts_To_Configured_Endpoint(string uriPath)
{
// Arrange
ConcurrentDictionary <Guid, string> responses = new ConcurrentDictionary <Guid, string>();
using var testServer = TestHttpServer.RunServer(
context =>
{
context.Response.StatusCode = 200;
using StreamReader readStream = new StreamReader(context.Request.InputStream);
string requestContent = readStream.ReadToEnd();
responses.TryAdd(
Guid.Parse(context.Request.QueryString["requestId"]),
context.Request.Url.LocalPath);
context.Response.OutputStream.Close();
},
out var testServerHost,
out var testServerPort);
var requestId = Guid.NewGuid();
var options = new JaegerExporterOptions
{
Endpoint = new Uri($"http://{testServerHost}:{testServerPort}{uriPath}?requestId={requestId}"),
Protocol = JaegerExportProtocol.HttpBinaryThrift,
ExportProcessorType = ExportProcessorType.Simple,
};
using var jaegerExporter = new JaegerExporter(options);
// Act
jaegerExporter.SetResourceAndInitializeBatch(Resource.Empty);
jaegerExporter.AppendSpan(CreateTestJaegerSpan());
jaegerExporter.SendCurrentBatch();
// Assert
Assert.True(responses.ContainsKey(requestId));
Assert.Equal(uriPath, responses[requestId]);
}
public void JaegerTraceExporter_SpansSplitToBatches_SpansIncludedInBatches(string protocolType, int maxPayloadSizeInBytes)
{
TProtocolFactory protocolFactory = protocolType == "Compact"
? new TCompactProtocol.Factory()
: new TBinaryProtocol.Factory();
var client = new TestJaegerClient();
// Arrange
using var jaegerExporter = new JaegerExporter(
new JaegerExporterOptions { MaxPayloadSizeInBytes = maxPayloadSizeInBytes },
protocolFactory,
client);
jaegerExporter.SetResourceAndInitializeBatch(Resource.Empty);
// Create six spans, each taking more space than the previous one
var spans = new JaegerSpan[6];
for (int i = 0; i < 6; i++)
{
spans[i] = CreateTestJaegerSpan(
additionalAttributes: new Dictionary <string, object>
{
["foo"] = new string('_', 10 * i),
});
}
var protocol = protocolFactory.GetProtocol();
var serializedSpans = spans.Select(s =>
{
s.Write(protocol);
var data = protocol.WrittenData.ToArray();
protocol.Clear();
return(data);
}).ToArray();
// Act
var sentBatches = new List <byte[]>();
foreach (var span in spans)
{
jaegerExporter.AppendSpan(span);
var sentBatch = client.LastWrittenData;
if (sentBatch != null)
{
sentBatches.Add(sentBatch);
client.LastWrittenData = null;
}
}
// Assert
// Appending the six spans will send two batches with the first four spans
Assert.Equal(2, sentBatches.Count);
Assert.True(
ContainsSequence(sentBatches[0], serializedSpans[0]),
"Expected span data not found in sent batch");
Assert.True(
ContainsSequence(sentBatches[0], serializedSpans[1]),
"Expected span data not found in sent batch");
Assert.True(
ContainsSequence(sentBatches[1], serializedSpans[2]),
"Expected span data not found in sent batch");
Assert.True(
ContainsSequence(sentBatches[1], serializedSpans[3]),
"Expected span data not found in sent batch");
// jaegerExporter.Batch should contain the two remaining spans
Assert.Equal(2U, jaegerExporter.NumberOfSpansInCurrentBatch);
jaegerExporter.SendCurrentBatch();
Assert.True(client.LastWrittenData != null);
var serializedBatch = client.LastWrittenData;
Assert.True(
ContainsSequence(serializedBatch, serializedSpans[4]),
"Expected span data not found in unsent batch");
Assert.True(
ContainsSequence(serializedBatch, serializedSpans[5]),
"Expected span data not found in unsent batch");
}