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opentelemetry-go/sdk/metric/histogram_stress_test.go
Joshua MacDonald 3c8e1853f0
Separate InstrumentationLibrary from metric.Descriptor (#2197)
* factor instrumentation library out of the instrument descriptor

* SDK tests pass

* checkpoint work

* otlp and opencensus tests passing

* prometheus

* tests pass, working on lint

* lint applied: MetricReader->Reader

* comments

* Changelog

* Apply suggestions from code review

Co-authored-by: alrex <alrex.boten@gmail.com>

* remove an interdependency

* fix build

* re-indent one

* Apply suggestions from code review

Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com>

* Lint&feedback

* update after rename

* comment fix

* style fix for meter options

* remove libraryReader, let Controller implement the reader API directly

* rename 'impl' field to 'provider'

* remove a type assertion

* move metric/registry into internal; move registry.MeterProvider into metric controller

* add test for controller registry function

* CheckpointSet->Reader everywhere

* lint

* remove two unnecessary accessor methods; Controller implements MeterProvider and InstrumentationLibraryReader directly, no need to get these

* use a sync.Map

* ensure the initOnce is always called; handle multiple errors

* Apply suggestions from code review

Co-authored-by: Anthony Mirabella <a9@aneurysm9.com>

* cleanup locking in metrictest

* Revert "ensure the initOnce is always called; handle multiple errors"

This reverts commit 3356eb5ed0.

* Revert "use a sync.Map"

This reverts commit ea7bc599bd.

* restore the TODO about sync.Map

Co-authored-by: alrex <alrex.boten@gmail.com>
Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com>
Co-authored-by: Anthony Mirabella <a9@aneurysm9.com>
2021-09-27 08:51:47 -07:00

68 lines
1.7 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 metric_test
import (
"context"
"math/rand"
"testing"
"time"
"github.com/stretchr/testify/require"
"go.opentelemetry.io/otel/metric/metrictest"
"go.opentelemetry.io/otel/metric/number"
"go.opentelemetry.io/otel/metric/sdkapi"
"go.opentelemetry.io/otel/sdk/metric/aggregator/histogram"
)
func TestStressInt64Histogram(t *testing.T) {
desc := metrictest.NewDescriptor("some_metric", sdkapi.HistogramInstrumentKind, number.Int64Kind)
alloc := histogram.New(2, &desc, histogram.WithExplicitBoundaries([]float64{25, 50, 75}))
h, ckpt := &alloc[0], &alloc[1]
ctx, cancelFunc := context.WithCancel(context.Background())
defer cancelFunc()
go func() {
rnd := rand.New(rand.NewSource(time.Now().Unix()))
for {
select {
case <-ctx.Done():
return
default:
_ = h.Update(ctx, number.NewInt64Number(rnd.Int63()%100), &desc)
}
}
}()
startTime := time.Now()
for time.Since(startTime) < time.Second {
require.NoError(t, h.SynchronizedMove(ckpt, &desc))
b, _ := ckpt.Histogram()
c, _ := ckpt.Count()
var realCount uint64
for _, c := range b.Counts {
realCount += c
}
if realCount != c {
t.Fail()
}
}
}