mirror of
https://github.com/dutchcoders/transfer.sh.git
synced 2024-12-27 12:50:18 +01:00
100 lines
2.9 KiB
Go
100 lines
2.9 KiB
Go
// Copyright 2018, OpenCensus 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 trace_test
|
|
|
|
import (
|
|
"context"
|
|
"testing"
|
|
|
|
"go.opencensus.io/stats"
|
|
"go.opencensus.io/stats/view"
|
|
"go.opencensus.io/trace"
|
|
)
|
|
|
|
func TestTraceExemplar(t *testing.T) {
|
|
m := stats.Float64("measure."+t.Name(), "", stats.UnitDimensionless)
|
|
v := &view.View{
|
|
Measure: m,
|
|
Aggregation: view.Distribution(1, 2, 3),
|
|
}
|
|
view.Register(v)
|
|
ctx := context.Background()
|
|
ctx, span := trace.StartSpan(ctx, t.Name(), trace.WithSampler(trace.AlwaysSample()))
|
|
stats.Record(ctx, m.M(1.5))
|
|
span.End()
|
|
|
|
rows, err := view.RetrieveData(v.Name)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if len(rows) == 0 {
|
|
t.Fatal("len(rows) = 0; want > 0")
|
|
}
|
|
dd := rows[0].Data.(*view.DistributionData)
|
|
if got := len(dd.ExemplarsPerBucket); got < 3 {
|
|
t.Fatalf("len(dd.ExemplarsPerBucket) = %d; want >= 2", got)
|
|
}
|
|
exemplar := dd.ExemplarsPerBucket[1]
|
|
if exemplar == nil {
|
|
t.Fatal("Expected exemplar")
|
|
}
|
|
if got, want := exemplar.Value, 1.5; got != want {
|
|
t.Fatalf("exemplar.Value = %v; got %v", got, want)
|
|
}
|
|
if _, ok := exemplar.Attachments["trace_id"]; !ok {
|
|
t.Fatalf("exemplar.Attachments = %v; want trace_id key", exemplar.Attachments)
|
|
}
|
|
if _, ok := exemplar.Attachments["span_id"]; !ok {
|
|
t.Fatalf("exemplar.Attachments = %v; want span_id key", exemplar.Attachments)
|
|
}
|
|
}
|
|
|
|
func TestTraceExemplar_notSampled(t *testing.T) {
|
|
m := stats.Float64("measure."+t.Name(), "", stats.UnitDimensionless)
|
|
v := &view.View{
|
|
Measure: m,
|
|
Aggregation: view.Distribution(1, 2, 3),
|
|
}
|
|
view.Register(v)
|
|
ctx := context.Background()
|
|
ctx, span := trace.StartSpan(ctx, t.Name(), trace.WithSampler(trace.NeverSample()))
|
|
stats.Record(ctx, m.M(1.5))
|
|
span.End()
|
|
|
|
rows, err := view.RetrieveData(v.Name)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if len(rows) == 0 {
|
|
t.Fatal("len(rows) = 0; want > 0")
|
|
}
|
|
dd := rows[0].Data.(*view.DistributionData)
|
|
if got := len(dd.ExemplarsPerBucket); got < 3 {
|
|
t.Fatalf("len(buckets) = %d; want >= 2", got)
|
|
}
|
|
exemplar := dd.ExemplarsPerBucket[1]
|
|
if exemplar == nil {
|
|
t.Fatal("Expected exemplar")
|
|
}
|
|
if got, want := exemplar.Value, 1.5; got != want {
|
|
t.Fatalf("exemplar.Value = %v; got %v", got, want)
|
|
}
|
|
if _, ok := exemplar.Attachments["trace_id"]; ok {
|
|
t.Fatalf("exemplar.Attachments = %v; want no trace_id", exemplar.Attachments)
|
|
}
|
|
if _, ok := exemplar.Attachments["span_id"]; ok {
|
|
t.Fatalf("exemplar.Attachments = %v; want span_id key", exemplar.Attachments)
|
|
}
|
|
}
|