mirror of
https://github.com/open-telemetry/opentelemetry-go.git
synced 2024-12-14 10:13:10 +02:00
80 lines
3.4 KiB
Go
80 lines
3.4 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 simple_test
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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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export "go.opentelemetry.io/otel/sdk/export/metric"
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"go.opentelemetry.io/otel/sdk/metric/aggregator/array"
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"go.opentelemetry.io/otel/sdk/metric/aggregator/ddsketch"
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"go.opentelemetry.io/otel/sdk/metric/aggregator/histogram"
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"go.opentelemetry.io/otel/sdk/metric/aggregator/lastvalue"
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"go.opentelemetry.io/otel/sdk/metric/aggregator/minmaxsumcount"
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"go.opentelemetry.io/otel/sdk/metric/aggregator/sum"
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"go.opentelemetry.io/otel/sdk/metric/selector/simple"
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)
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var (
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testCounterDesc = metric.NewDescriptor("counter", metric.CounterInstrumentKind, number.Int64Kind)
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testUpDownCounterDesc = metric.NewDescriptor("updowncounter", metric.UpDownCounterInstrumentKind, number.Int64Kind)
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testSumObserverDesc = metric.NewDescriptor("sumobserver", metric.SumObserverInstrumentKind, number.Int64Kind)
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testUpDownSumObserverDesc = metric.NewDescriptor("updownsumobserver", metric.UpDownSumObserverInstrumentKind, number.Int64Kind)
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testValueRecorderDesc = metric.NewDescriptor("valuerecorder", metric.ValueRecorderInstrumentKind, number.Int64Kind)
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testValueObserverDesc = metric.NewDescriptor("valueobserver", metric.ValueObserverInstrumentKind, number.Int64Kind)
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)
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func oneAgg(sel export.AggregatorSelector, desc *metric.Descriptor) export.Aggregator {
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var agg export.Aggregator
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sel.AggregatorFor(desc, &agg)
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return agg
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}
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func testFixedSelectors(t *testing.T, sel export.AggregatorSelector) {
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require.IsType(t, (*lastvalue.Aggregator)(nil), oneAgg(sel, &testValueObserverDesc))
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require.IsType(t, (*sum.Aggregator)(nil), oneAgg(sel, &testCounterDesc))
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require.IsType(t, (*sum.Aggregator)(nil), oneAgg(sel, &testUpDownCounterDesc))
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require.IsType(t, (*sum.Aggregator)(nil), oneAgg(sel, &testSumObserverDesc))
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require.IsType(t, (*sum.Aggregator)(nil), oneAgg(sel, &testUpDownSumObserverDesc))
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}
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func TestInexpensiveDistribution(t *testing.T) {
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inex := simple.NewWithInexpensiveDistribution()
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require.IsType(t, (*minmaxsumcount.Aggregator)(nil), oneAgg(inex, &testValueRecorderDesc))
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testFixedSelectors(t, inex)
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}
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func TestSketchDistribution(t *testing.T) {
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sk := simple.NewWithSketchDistribution(ddsketch.NewDefaultConfig())
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require.IsType(t, (*ddsketch.Aggregator)(nil), oneAgg(sk, &testValueRecorderDesc))
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testFixedSelectors(t, sk)
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}
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func TestExactDistribution(t *testing.T) {
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ex := simple.NewWithExactDistribution()
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require.IsType(t, (*array.Aggregator)(nil), oneAgg(ex, &testValueRecorderDesc))
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testFixedSelectors(t, ex)
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}
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func TestHistogramDistribution(t *testing.T) {
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hist := simple.NewWithHistogramDistribution(nil)
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require.IsType(t, (*histogram.Aggregator)(nil), oneAgg(hist, &testValueRecorderDesc))
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testFixedSelectors(t, hist)
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}
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