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https://github.com/open-telemetry/opentelemetry-go.git
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4654d78104
Signed-off-by: Bogdan Drutu <bogdandrutu@gmail.com> Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com>
67 lines
2.9 KiB
Go
67 lines
2.9 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/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/metric/aggregator"
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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/sum"
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"go.opentelemetry.io/otel/sdk/metric/export"
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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 = metrictest.NewDescriptor("counter", sdkapi.CounterInstrumentKind, number.Int64Kind)
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testUpDownCounterDesc = metrictest.NewDescriptor("updowncounter", sdkapi.UpDownCounterInstrumentKind, number.Int64Kind)
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testCounterObserverDesc = metrictest.NewDescriptor("counterobserver", sdkapi.CounterObserverInstrumentKind, number.Int64Kind)
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testUpDownCounterObserverDesc = metrictest.NewDescriptor("updowncounterobserver", sdkapi.UpDownCounterObserverInstrumentKind, number.Int64Kind)
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testHistogramDesc = metrictest.NewDescriptor("histogram", sdkapi.HistogramInstrumentKind, number.Int64Kind)
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testGaugeObserverDesc = metrictest.NewDescriptor("gauge", sdkapi.GaugeObserverInstrumentKind, number.Int64Kind)
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)
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func oneAgg(sel export.AggregatorSelector, desc *sdkapi.Descriptor) aggregator.Aggregator {
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var agg aggregator.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, &testGaugeObserverDesc))
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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, &testCounterObserverDesc))
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require.IsType(t, (*sum.Aggregator)(nil), oneAgg(sel, &testUpDownCounterObserverDesc))
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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, (*sum.Aggregator)(nil), oneAgg(inex, &testHistogramDesc))
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testFixedSelectors(t, inex)
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}
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func TestHistogramDistribution(t *testing.T) {
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hist := simple.NewWithHistogramDistribution()
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require.IsType(t, (*histogram.Aggregator)(nil), oneAgg(hist, &testHistogramDesc))
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testFixedSelectors(t, hist)
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}
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