mirror of
https://github.com/open-telemetry/opentelemetry-go.git
synced 2024-12-26 21:05:00 +02:00
81 lines
2.3 KiB
Go
81 lines
2.3 KiB
Go
// Copyright The OpenTelemetry Authors
|
|
// SPDX-License-Identifier: Apache-2.0
|
|
|
|
package trace
|
|
|
|
import (
|
|
"context"
|
|
"testing"
|
|
)
|
|
|
|
func TestNewNoopTracerProvider(t *testing.T) {
|
|
got, want := NewNoopTracerProvider(), noopTracerProvider{}
|
|
if got != want {
|
|
t.Errorf("NewNoopTracerProvider() returned %#v, want %#v", got, want)
|
|
}
|
|
}
|
|
|
|
func TestNoopTracerProviderTracer(t *testing.T) {
|
|
tp := NewNoopTracerProvider()
|
|
got, want := tp.Tracer(""), noopTracer{}
|
|
if got != want {
|
|
t.Errorf("noopTracerProvider.Tracer() returned %#v, want %#v", got, want)
|
|
}
|
|
}
|
|
|
|
func TestNoopTracerStart(t *testing.T) {
|
|
ctx := context.Background()
|
|
tracer := NewNoopTracerProvider().Tracer("test instrumentation")
|
|
|
|
var span Span
|
|
ctx, span = tracer.Start(ctx, "span name")
|
|
got, ok := span.(noopSpan)
|
|
if !ok {
|
|
t.Fatalf("noopTracer.Start() returned a non-noopSpan: %#v", span)
|
|
}
|
|
want := noopSpan{}
|
|
if got != want {
|
|
t.Errorf("noopTracer.Start() returned %#v, want %#v", got, want)
|
|
}
|
|
got, ok = SpanFromContext(ctx).(noopSpan)
|
|
if !ok {
|
|
t.Fatal("noopTracer.Start() did not set span as current in returned context")
|
|
}
|
|
if got != want {
|
|
t.Errorf("noopTracer.Start() current span in returned context set to %#v, want %#v", got, want)
|
|
}
|
|
}
|
|
|
|
func TestNoopSpan(t *testing.T) {
|
|
tracer := NewNoopTracerProvider().Tracer("test instrumentation")
|
|
_, s := tracer.Start(context.Background(), "test span")
|
|
span := s.(noopSpan)
|
|
|
|
if got, want := span.SpanContext(), (SpanContext{}); !assertSpanContextEqual(got, want) {
|
|
t.Errorf("span.SpanContext() returned %#v, want %#v", got, want)
|
|
}
|
|
|
|
if got, want := span.IsRecording(), false; got != want {
|
|
t.Errorf("span.IsRecording() returned %#v, want %#v", got, want)
|
|
}
|
|
}
|
|
|
|
func TestNonRecordingSpanTracerStart(t *testing.T) {
|
|
tid, err := TraceIDFromHex("01000000000000000000000000000000")
|
|
if err != nil {
|
|
t.Fatalf("failure creating TraceID: %s", err.Error())
|
|
}
|
|
sid, err := SpanIDFromHex("0200000000000000")
|
|
if err != nil {
|
|
t.Fatalf("failure creating SpanID: %s", err.Error())
|
|
}
|
|
sc := NewSpanContext(SpanContextConfig{TraceID: tid, SpanID: sid})
|
|
|
|
ctx := ContextWithSpanContext(context.Background(), sc)
|
|
_, span := NewNoopTracerProvider().Tracer("test instrumentation").Start(ctx, "span1")
|
|
|
|
if got, want := span.SpanContext(), sc; !assertSpanContextEqual(got, want) {
|
|
t.Errorf("SpanContext not carried by nonRecordingSpan. got %#v, want %#v", got, want)
|
|
}
|
|
}
|