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https://github.com/open-telemetry/opentelemetry-go.git
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d8682c1999
* Create MeterImpl interface * Checkpoint w/ sdk.go building * Checkpoint working on global * api/global builds (test fails) * Test fix * All tests pass * Comments * Add two tests * Comments and uncomment tests * Precommit part 1 * Still working on tests * Lint * Add a test and a TODO * Cleanup * Lint * Interface()->Implementation() * Apply some feedback * From feedback * (A)Synchronous -> (A)Sync * Add a missing comment * Apply suggestions from code review Co-Authored-By: Krzesimir Nowak <qdlacz@gmail.com> * Rename a variable Co-authored-by: Krzesimir Nowak <qdlacz@gmail.com>
68 lines
1.8 KiB
Go
68 lines
1.8 KiB
Go
// Copyright 2020, OpenTelemetry Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// This test is too large for the race detector. This SDK uses no locks
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// that the race detector would help with, anyway.
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// +build !race
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package metric_test
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import (
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"context"
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"math/rand"
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"testing"
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"time"
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"go.opentelemetry.io/otel/api/core"
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"go.opentelemetry.io/otel/api/metric"
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"go.opentelemetry.io/otel/sdk/metric/aggregator/histogram"
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)
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func TestStressInt64Histogram(t *testing.T) {
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desc := metric.NewDescriptor("some_metric", metric.MeasureKind, core.Int64NumberKind)
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h := histogram.New(&desc, []core.Number{core.NewInt64Number(25), core.NewInt64Number(50), core.NewInt64Number(75)})
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ctx, cancelFunc := context.WithCancel(context.Background())
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defer cancelFunc()
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go func() {
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rnd := rand.New(rand.NewSource(time.Now().Unix()))
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for {
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select {
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case <-ctx.Done():
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return
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default:
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_ = h.Update(ctx, core.NewInt64Number(rnd.Int63()%100), &desc)
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}
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}
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}()
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startTime := time.Now()
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for time.Since(startTime) < time.Second {
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h.Checkpoint(context.Background(), &desc)
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b, _ := h.Histogram()
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c, _ := h.Count()
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var realCount int64
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for _, c := range b.Counts {
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v := c.AsInt64()
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realCount += v
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}
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if realCount != c {
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t.Fail()
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}
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}
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}
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