mirror of
https://github.com/open-telemetry/opentelemetry-go.git
synced 2024-12-14 10:13:10 +02:00
75 lines
2.3 KiB
Go
75 lines
2.3 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 metric
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import (
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"testing"
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"github.com/stretchr/testify/require"
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"go.opentelemetry.io/otel/metric"
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"go.opentelemetry.io/otel/metric/number"
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"go.opentelemetry.io/otel/sdk/export/metric/aggregation"
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)
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func TestExportKindIncludes(t *testing.T) {
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require.True(t, CumulativeExportKind.Includes(CumulativeExportKind))
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require.True(t, DeltaExportKind.Includes(CumulativeExportKind|DeltaExportKind))
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}
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var deltaMemoryKinds = []metric.InstrumentKind{
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metric.SumObserverInstrumentKind,
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metric.UpDownSumObserverInstrumentKind,
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}
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var cumulativeMemoryKinds = []metric.InstrumentKind{
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metric.ValueRecorderInstrumentKind,
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metric.ValueObserverInstrumentKind,
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metric.CounterInstrumentKind,
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metric.UpDownCounterInstrumentKind,
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}
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func TestExportKindMemoryRequired(t *testing.T) {
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for _, kind := range deltaMemoryKinds {
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require.True(t, DeltaExportKind.MemoryRequired(kind))
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require.False(t, CumulativeExportKind.MemoryRequired(kind))
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}
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for _, kind := range cumulativeMemoryKinds {
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require.True(t, CumulativeExportKind.MemoryRequired(kind))
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require.False(t, DeltaExportKind.MemoryRequired(kind))
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}
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}
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func TestExportKindSelectors(t *testing.T) {
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ceks := CumulativeExportKindSelector()
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deks := DeltaExportKindSelector()
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seks := StatelessExportKindSelector()
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for _, ikind := range append(deltaMemoryKinds, cumulativeMemoryKinds...) {
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desc := metric.NewDescriptor("instrument", ikind, number.Int64Kind)
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var akind aggregation.Kind
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if ikind.Adding() {
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akind = aggregation.SumKind
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} else {
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akind = aggregation.HistogramKind
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}
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require.Equal(t, CumulativeExportKind, ceks.ExportKindFor(&desc, akind))
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require.Equal(t, DeltaExportKind, deks.ExportKindFor(&desc, akind))
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require.False(t, seks.ExportKindFor(&desc, akind).MemoryRequired(ikind))
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}
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}
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