Prove that issue 4221 is not an issue (#4269)

Signed-off-by: Bogdan Drutu <[email protected]>

exporter/otlphttpexporter/otlp_test.go

@@ -16,10 +16,14 @@ package otlphttpexporter
 
 import (
  "context"
+ "encoding/base64"
+ "encoding/hex"
  "errors"
  "fmt"
+ "io/ioutil"
  "net"
  "net/http"
+ "net/http/httptest"
  "testing"
  "time"
 
@@ -39,6 +43,7 @@ import (
  "go.opentelemetry.io/collector/exporter/exporterhelper"
  "go.opentelemetry.io/collector/internal/testdata"
  "go.opentelemetry.io/collector/internal/testutil"
+ "go.opentelemetry.io/collector/model/otlpgrpc"
  "go.opentelemetry.io/collector/model/pdata"
  "go.opentelemetry.io/collector/receiver/otlpreceiver"
 )
@@ -292,6 +297,56 @@ func TestLogsRoundTrip(t *testing.T) {
  }
 }
 
+func TestIssue_4221(t *testing.T) {
+ svr := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+ defer func() { assert.NoError(t, r.Body.Close()) }()
+ data, err := ioutil.ReadAll(r.Body)
+ require.NoError(t, err)
+ base64Data := base64.StdEncoding.EncodeToString(data)
+ // Verify same base64 encoded string is received.
+ assert.Equal(t, "CscBCkkKIAoMc2VydmljZS5uYW1lEhAKDnVvcC5zdGFnZS1ldS0xCiUKGW91dHN5c3RlbXMubW9kdWxlLnZlcnNpb24SCAoGOTAzMzg2EnoKEQoMdW9wX2NhbmFyaWVzEgExEmUKEEMDhT8Ib0+Mhs8Zi2VR34QSCOVRPDJ5XEG5IgA5QE41aASRrxZBQE41aASRrxZKEAoKc3Bhbl9pbmRleBICGANKHwoNY29kZS5mdW5jdGlvbhIOCgxteUZ1bmN0aW9uMzZ6AA==", base64Data)
+ unbase64Data, err := base64.StdEncoding.DecodeString(base64Data)
+ require.NoError(t, err)
+ tr, err := otlpgrpc.UnmarshalTracesRequest(unbase64Data)
+ require.NoError(t, err)
+ span := tr.Traces().ResourceSpans().At(0).InstrumentationLibrarySpans().At(0).Spans().At(0)
+ assert.Equal(t, "4303853f086f4f8c86cf198b6551df84", span.TraceID().HexString())
+ assert.Equal(t, "e5513c32795c41b9", span.SpanID().HexString())
+ }))
+
+ exp := startTracesExporter(t, "", svr.URL)
+
+ md := pdata.NewTraces()
+ rms := md.ResourceSpans().AppendEmpty()
+ rms.Resource().Attributes().UpsertString("service.name", "uop.stage-eu-1")
+ rms.Resource().Attributes().UpsertString("outsystems.module.version", "903386")
+ ils := rms.InstrumentationLibrarySpans().AppendEmpty()
+ ils.InstrumentationLibrary().SetName("uop_canaries")
+ ils.InstrumentationLibrary().SetVersion("1")
+ span := ils.Spans().AppendEmpty()
+
+ var traceIDBytes [16]byte
+ traceIDBytesSlice, err := hex.DecodeString("4303853f086f4f8c86cf198b6551df84")
+ require.NoError(t, err)
+ copy(traceIDBytes[:], traceIDBytesSlice)
+ span.SetTraceID(pdata.NewTraceID(traceIDBytes))
+ assert.Equal(t, "4303853f086f4f8c86cf198b6551df84", span.TraceID().HexString())
+
+ var spanIDBytes [8]byte
+ spanIDBytesSlice, err := hex.DecodeString("e5513c32795c41b9")
+ require.NoError(t, err)
+ copy(spanIDBytes[:], spanIDBytesSlice)
+ span.SetSpanID(pdata.NewSpanID(spanIDBytes))
+ assert.Equal(t, "e5513c32795c41b9", span.SpanID().HexString())
+
+ span.SetEndTimestamp(1634684637873000000)
+ span.Attributes().UpsertInt("span_index", 3)
+ span.Attributes().UpsertString("code.function", "myFunction36")
+ span.SetStartTimestamp(1634684637873000000)
+
+ assert.NoError(t, exp.ConsumeTraces(context.Background(), md))
+}
+
 func startTracesExporter(t *testing.T, baseURL string, overrideURL string) component.TracesExporter {
  factory := NewFactory()
  cfg := createExporterConfig(baseURL, factory.CreateDefaultConfig())