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opentelemetry-go/sdk/metric/aggregation_test.go
Tyler Yahn 3904523917
Flatten sdk/metric/aggregation into sdk/metric (#4435)
* Deprecate the aggregation pkg

* Decouple the internal/aggregate from aggregation pkg

* Add Aggregation to the metric pkg

* Do not use sdk/metric/aggregation in stdoutmetric exporter

* Update all generated templates

* Update prom exporter

* Fix view example

* Add changes to changelog

* Update CHANGELOG.md

Co-authored-by: Robert Pająk <pellared@hotmail.com>

* Rename Sum to AggregationSum

* Fix comments

* Centralize validation of aggregation in pipeline

* Remove validation of agg in manual_reader selector opt

* Fix merge

---------

Co-authored-by: Robert Pająk <pellared@hotmail.com>
2023-08-14 08:15:15 -07:00

96 lines
2.7 KiB
Go

// Copyright The OpenTelemetry Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package metric
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestAggregationErr(t *testing.T) {
t.Run("DropOperation", func(t *testing.T) {
assert.NoError(t, AggregationDrop{}.err())
})
t.Run("SumOperation", func(t *testing.T) {
assert.NoError(t, AggregationSum{}.err())
})
t.Run("LastValueOperation", func(t *testing.T) {
assert.NoError(t, AggregationLastValue{}.err())
})
t.Run("ExplicitBucketHistogramOperation", func(t *testing.T) {
assert.NoError(t, AggregationExplicitBucketHistogram{}.err())
assert.NoError(t, AggregationExplicitBucketHistogram{
Boundaries: []float64{0},
NoMinMax: true,
}.err())
assert.NoError(t, AggregationExplicitBucketHistogram{
Boundaries: []float64{0, 5, 10, 25, 50, 75, 100, 250, 500, 1000},
}.err())
})
t.Run("NonmonotonicHistogramBoundaries", func(t *testing.T) {
assert.ErrorIs(t, AggregationExplicitBucketHistogram{
Boundaries: []float64{2, 1},
}.err(), errAgg)
assert.ErrorIs(t, AggregationExplicitBucketHistogram{
Boundaries: []float64{0, 1, 2, 1, 3, 4},
}.err(), errAgg)
})
t.Run("ExponentialHistogramOperation", func(t *testing.T) {
assert.NoError(t, AggregationBase2ExponentialHistogram{
MaxSize: 160,
MaxScale: 20,
}.err())
assert.NoError(t, AggregationBase2ExponentialHistogram{
MaxSize: 1,
NoMinMax: true,
}.err())
assert.NoError(t, AggregationBase2ExponentialHistogram{
MaxSize: 1024,
MaxScale: -3,
}.err())
})
t.Run("InvalidExponentialHistogramOperation", func(t *testing.T) {
// MazSize must be greater than 0
assert.ErrorIs(t, AggregationBase2ExponentialHistogram{}.err(), errAgg)
// MaxScale Must be <=20
assert.ErrorIs(t, AggregationBase2ExponentialHistogram{
MaxSize: 1,
MaxScale: 30,
}.err(), errAgg)
})
}
func TestExplicitBucketHistogramDeepCopy(t *testing.T) {
const orig = 0.0
b := []float64{orig}
h := AggregationExplicitBucketHistogram{Boundaries: b}
cpH := h.copy().(AggregationExplicitBucketHistogram)
b[0] = orig + 1
assert.Equal(t, orig, cpH.Boundaries[0], "changing the underlying slice data should not affect the copy")
}