mirror of
https://github.com/open-telemetry/opentelemetry-go.git
synced 2024-12-16 10:19:23 +02:00
72 lines
2.4 KiB
Go
72 lines
2.4 KiB
Go
// Copyright The 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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package otlpmetrictest // import "go.opentelemetry.io/otel/exporters/otlp/otlpmetric/internal/otlpmetrictest"
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import (
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"context"
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"fmt"
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"time"
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"go.opentelemetry.io/otel/attribute"
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"go.opentelemetry.io/otel/metric/metrictest"
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"go.opentelemetry.io/otel/metric/number"
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"go.opentelemetry.io/otel/metric/sdkapi"
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"go.opentelemetry.io/otel/sdk/instrumentation"
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"go.opentelemetry.io/otel/sdk/metric/aggregator/sum"
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"go.opentelemetry.io/otel/sdk/metric/export"
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"go.opentelemetry.io/otel/sdk/metric/processor/processortest"
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)
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// OneRecordReader is a Reader that returns just one
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// filled record. It may be useful for testing driver's metrics
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// export.
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func OneRecordReader() export.InstrumentationLibraryReader {
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desc := metrictest.NewDescriptor(
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"foo",
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sdkapi.CounterInstrumentKind,
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number.Int64Kind,
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)
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agg := sum.New(1)
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if err := agg[0].Update(context.Background(), number.NewInt64Number(42), &desc); err != nil {
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panic(err)
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}
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start := time.Date(2020, time.December, 8, 19, 15, 0, 0, time.UTC)
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end := time.Date(2020, time.December, 8, 19, 16, 0, 0, time.UTC)
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labels := attribute.NewSet(attribute.String("abc", "def"), attribute.Int64("one", 1))
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rec := export.NewRecord(&desc, &labels, agg[0].Aggregation(), start, end)
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return processortest.MultiInstrumentationLibraryReader(
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map[instrumentation.Library][]export.Record{
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{
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Name: "onelib",
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}: {rec},
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})
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}
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func EmptyReader() export.InstrumentationLibraryReader {
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return processortest.MultiInstrumentationLibraryReader(nil)
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}
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// FailReader is a checkpointer that returns an error during
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// ForEach.
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type FailReader struct{}
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var _ export.InstrumentationLibraryReader = FailReader{}
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// ForEach implements export.Reader. It always fails.
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func (FailReader) ForEach(readerFunc func(instrumentation.Library, export.Reader) error) error {
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return fmt.Errorf("fail")
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}
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