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// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
package runtime // import "go.opentelemetry.io/contrib/instrumentation/runtime"
import (
"context"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"go.opentelemetry.io/otel/sdk/instrumentation"
"go.opentelemetry.io/otel/sdk/metric"
"go.opentelemetry.io/otel/sdk/metric/metricdata"
"go.opentelemetry.io/otel/sdk/metric/metricdata/metricdatatest"
)
func TestNewProducer(t *testing.T) {
reader := metric.NewManualReader(metric.WithProducer(NewProducer()))
_ = metric.NewMeterProvider(metric.WithReader(reader))
rm := metricdata.ResourceMetrics{}
err := reader.Collect(context.Background(), &rm)
assert.NoError(t, err)
require.Len(t, rm.ScopeMetrics, 1)
require.Len(t, rm.ScopeMetrics[0].Metrics, 1)
expectedScopeMetric := metricdata.ScopeMetrics{
Scope: instrumentation.Scope{
Name: "go.opentelemetry.io/contrib/instrumentation/runtime",
Version: Version(),
},
Metrics: []metricdata.Metrics{
{
Name: "go.schedule.duration",
Description: "The time goroutines have spent in the scheduler in a runnable state before actually running.",
Unit: "s",
Data: metricdata.Histogram[float64]{
Temporality: metricdata.CumulativeTemporality,
DataPoints: []metricdata.HistogramDataPoint[float64]{
{},
},
},
},
},
}
metricdatatest.AssertEqual(t, expectedScopeMetric, rm.ScopeMetrics[0], metricdatatest.IgnoreTimestamp(), metricdatatest.IgnoreValue())
}
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