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opentelemetry-go/bridge/opencensus/bridge_test.go
Tyler Yahn d18c135f58
Add OpenCensus bridge internal package (#2146)
* Add internal pkg to bridge/opencensus

* Use the bridge/opencensus/internal pkg

* Correct testing comments

* Remove added unit tests
2021-08-06 08:44:07 -07:00

279 lines
9.2 KiB
Go

// Copyright The OpenTelemetry Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package opencensus
import (
"context"
"testing"
octrace "go.opencensus.io/trace"
"go.opentelemetry.io/otel/attribute"
"go.opentelemetry.io/otel/bridge/opencensus/internal"
"go.opentelemetry.io/otel/bridge/opencensus/utils"
"go.opentelemetry.io/otel/codes"
"go.opentelemetry.io/otel/oteltest"
"go.opentelemetry.io/otel/trace"
)
func TestMixedAPIs(t *testing.T) {
sr := new(oteltest.SpanRecorder)
tp := oteltest.NewTracerProvider(oteltest.WithSpanRecorder(sr))
tracer := tp.Tracer("mixedapitracer")
octrace.DefaultTracer = NewTracer(tracer)
func() {
ctx := context.Background()
var ocspan1 *octrace.Span
ctx, ocspan1 = octrace.StartSpan(ctx, "OpenCensusSpan1")
defer ocspan1.End()
var otspan1 trace.Span
ctx, otspan1 = tracer.Start(ctx, "OpenTelemetrySpan1")
defer otspan1.End()
var ocspan2 *octrace.Span
ctx, ocspan2 = octrace.StartSpan(ctx, "OpenCensusSpan2")
defer ocspan2.End()
var otspan2 trace.Span
_, otspan2 = tracer.Start(ctx, "OpenTelemetrySpan2")
defer otspan2.End()
}()
spans := sr.Completed()
if len(spans) != 4 {
for _, span := range spans {
t.Logf("Span: %s", span.Name())
}
t.Fatalf("Got %d spans, exepected %d.", len(spans), 4)
}
parent := &oteltest.Span{}
for i := range spans {
// Reverse the order we look at the spans in, since they are listed in last-to-first order.
i = len(spans) - i - 1
// Verify that OpenCensus spans and opentelemetry spans have each other as parents.
if spans[i].ParentSpanID() != parent.SpanContext().SpanID() {
t.Errorf("Span %v had parent %v. Expected %d", spans[i].Name(), spans[i].ParentSpanID(), parent.SpanContext().SpanID())
}
parent = spans[i]
}
}
func TestStartOptions(t *testing.T) {
sr := new(oteltest.SpanRecorder)
tp := oteltest.NewTracerProvider(oteltest.WithSpanRecorder(sr))
octrace.DefaultTracer = NewTracer(tp.Tracer("startoptionstracer"))
ctx := context.Background()
_, span := octrace.StartSpan(ctx, "OpenCensusSpan", octrace.WithSpanKind(octrace.SpanKindClient))
span.End()
spans := sr.Completed()
if len(spans) != 1 {
t.Fatalf("Got %d spans, exepected %d", len(spans), 1)
}
if spans[0].SpanKind() != trace.SpanKindClient {
t.Errorf("Got span kind %v, exepected %d", spans[0].SpanKind(), trace.SpanKindClient)
}
}
func TestStartSpanWithRemoteParent(t *testing.T) {
sr := new(oteltest.SpanRecorder)
tp := oteltest.NewTracerProvider(oteltest.WithSpanRecorder(sr))
tracer := tp.Tracer("remoteparent")
octrace.DefaultTracer = NewTracer(tracer)
ctx := context.Background()
ctx, parent := tracer.Start(ctx, "OpenTelemetrySpan1")
_, span := octrace.StartSpanWithRemoteParent(ctx, "OpenCensusSpan", utils.OTelSpanContextToOC(parent.SpanContext()))
span.End()
spans := sr.Completed()
if len(spans) != 1 {
t.Fatalf("Got %d spans, exepected %d", len(spans), 1)
}
if spans[0].ParentSpanID() != parent.SpanContext().SpanID() {
t.Errorf("Span %v, had parent %v. Expected %d", spans[0].Name(), spans[0].ParentSpanID(), parent.SpanContext().SpanID())
}
}
func TestToFromContext(t *testing.T) {
sr := new(oteltest.SpanRecorder)
tp := oteltest.NewTracerProvider(oteltest.WithSpanRecorder(sr))
tracer := tp.Tracer("tofromcontext")
octrace.DefaultTracer = NewTracer(tracer)
func() {
ctx := context.Background()
_, otSpan1 := tracer.Start(ctx, "OpenTelemetrySpan1")
defer otSpan1.End()
// Use NewContext instead of the context from Start
ctx = octrace.NewContext(ctx, internal.NewSpan(otSpan1))
ctx, _ = tracer.Start(ctx, "OpenTelemetrySpan2")
// Get the opentelemetry span using the OpenCensus FromContext, and end it
otSpan2 := octrace.FromContext(ctx)
defer otSpan2.End()
}()
spans := sr.Completed()
if len(spans) != 2 {
t.Fatalf("Got %d spans, exepected %d.", len(spans), 2)
}
parent := &oteltest.Span{}
for i := range spans {
// Reverse the order we look at the spans in, since they are listed in last-to-first order.
i = len(spans) - i - 1
// Verify that OpenCensus spans and opentelemetry spans have each other as parents.
if spans[i].ParentSpanID() != parent.SpanContext().SpanID() {
t.Errorf("Span %v had parent %v. Expected %d", spans[i].Name(), spans[i].ParentSpanID(), parent.SpanContext().SpanID())
}
parent = spans[i]
}
}
func TestIsRecordingEvents(t *testing.T) {
sr := new(oteltest.SpanRecorder)
tp := oteltest.NewTracerProvider(oteltest.WithSpanRecorder(sr))
octrace.DefaultTracer = NewTracer(tp.Tracer("isrecordingevents"))
ctx := context.Background()
_, ocspan := octrace.StartSpan(ctx, "OpenCensusSpan1")
if !ocspan.IsRecordingEvents() {
t.Errorf("Got %v, expected true", ocspan.IsRecordingEvents())
}
}
func TestSetThings(t *testing.T) {
sr := new(oteltest.SpanRecorder)
tp := oteltest.NewTracerProvider(oteltest.WithSpanRecorder(sr))
octrace.DefaultTracer = NewTracer(tp.Tracer("setthings"))
ctx := context.Background()
_, ocspan := octrace.StartSpan(ctx, "OpenCensusSpan1")
ocspan.SetName("span-foo")
ocspan.SetStatus(octrace.Status{Code: 1, Message: "foo"})
ocspan.AddAttributes(
octrace.BoolAttribute("bool", true),
octrace.Int64Attribute("int64", 12345),
octrace.Float64Attribute("float64", 12.345),
octrace.StringAttribute("string", "stringval"),
)
ocspan.Annotate(
[]octrace.Attribute{octrace.StringAttribute("string", "annotateval")},
"annotate",
)
ocspan.Annotatef(
[]octrace.Attribute{
octrace.Int64Attribute("int64", 12345),
octrace.Float64Attribute("float64", 12.345),
},
"annotate%d", 67890,
)
ocspan.AddMessageSendEvent(123, 456, 789)
ocspan.AddMessageReceiveEvent(246, 135, 369)
ocspan.End()
spans := sr.Completed()
if len(spans) != 1 {
t.Fatalf("Got %d spans, exepected %d.", len(spans), 1)
}
s := spans[0]
if s.Name() != "span-foo" {
t.Errorf("Got name %v, expected span-foo", s.Name())
}
if s.StatusCode().String() != codes.Error.String() {
t.Errorf("Got code %v, expected 1", s.StatusCode().String())
}
if s.StatusMessage() != "foo" {
t.Errorf("Got code %v, expected foo", s.StatusMessage())
}
if v := s.Attributes()[attribute.Key("bool")]; !v.AsBool() {
t.Errorf("Got attributes[bool] %v, expected true", v.AsBool())
}
if v := s.Attributes()[attribute.Key("int64")]; v.AsInt64() != 12345 {
t.Errorf("Got attributes[int64] %v, expected 12345", v.AsInt64())
}
if v := s.Attributes()[attribute.Key("float64")]; v.AsFloat64() != 12.345 {
t.Errorf("Got attributes[float64] %v, expected 12.345", v.AsFloat64())
}
if v := s.Attributes()[attribute.Key("string")]; v.AsString() != "stringval" {
t.Errorf("Got attributes[string] %v, expected stringval", v.AsString())
}
if len(s.Events()) != 4 {
t.Fatalf("Got len(events) = %v, expected 4", len(s.Events()))
}
annotateEvent := s.Events()[0]
annotatefEvent := s.Events()[1]
sendEvent := s.Events()[2]
receiveEvent := s.Events()[3]
if v := annotateEvent.Attributes[attribute.Key("string")]; v.AsString() != "annotateval" {
t.Errorf("Got annotateEvent.Attributes[string] = %v, expected annotateval", v.AsString())
}
if annotateEvent.Name != "annotate" {
t.Errorf("Got annotateEvent.Name = %v, expected annotate", annotateEvent.Name)
}
if v := annotatefEvent.Attributes[attribute.Key("int64")]; v.AsInt64() != 12345 {
t.Errorf("Got annotatefEvent.Attributes[int64] = %v, expected 12345", v.AsInt64())
}
if v := annotatefEvent.Attributes[attribute.Key("float64")]; v.AsFloat64() != 12.345 {
t.Errorf("Got annotatefEvent.Attributes[float64] = %v, expected 12.345", v.AsFloat64())
}
if annotatefEvent.Name != "annotate67890" {
t.Errorf("Got annotatefEvent.Name = %v, expected annotate67890", annotatefEvent.Name)
}
if v := annotateEvent.Attributes[attribute.Key("string")]; v.AsString() != "annotateval" {
t.Errorf("Got annotateEvent.Attributes[string] = %v, expected annotateval", v.AsString())
}
if sendEvent.Name != internal.MessageSendEvent {
t.Errorf("Got sendEvent.Name = %v, expected message send", sendEvent.Name)
}
if v := sendEvent.Attributes[internal.UncompressedKey]; v.AsInt64() != 456 {
t.Errorf("Got sendEvent.Attributes[uncompressedKey] = %v, expected 456", v.AsInt64())
}
if v := sendEvent.Attributes[internal.CompressedKey]; v.AsInt64() != 789 {
t.Errorf("Got sendEvent.Attributes[compressedKey] = %v, expected 789", v.AsInt64())
}
if receiveEvent.Name != internal.MessageReceiveEvent {
t.Errorf("Got receiveEvent.Name = %v, expected message receive", receiveEvent.Name)
}
if v := receiveEvent.Attributes[internal.UncompressedKey]; v.AsInt64() != 135 {
t.Errorf("Got receiveEvent.Attributes[uncompressedKey] = %v, expected 135", v.AsInt64())
}
if v := receiveEvent.Attributes[internal.CompressedKey]; v.AsInt64() != 369 {
t.Errorf("Got receiveEvent.Attributes[compressedKey] = %v, expected 369", v.AsInt64())
}
}