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testutils.go
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testutils.go
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// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
package internal // import "github.com/open-telemetry/opentelemetry-collector-contrib/receiver/hostmetricsreceiver/internal"
import (
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"go.opentelemetry.io/collector/pdata/pcommon"
"go.opentelemetry.io/collector/pdata/pmetric"
)
func AssertContainsAttribute(t *testing.T, attr pcommon.Map, key string) {
_, ok := attr.Get(key)
assert.True(t, ok)
}
func AssertDescriptorEqual(t *testing.T, expected pmetric.Metric, actual pmetric.Metric) {
assert.Equal(t, expected.Name(), actual.Name())
assert.Equal(t, expected.Description(), actual.Description())
assert.Equal(t, expected.Unit(), actual.Unit())
assert.Equal(t, expected.Type(), actual.Type())
}
func AssertSumMetricHasAttributeValue(t *testing.T, metric pmetric.Metric, index int, labelName string, expectedVal pcommon.Value) {
val, ok := metric.Sum().DataPoints().At(index).Attributes().Get(labelName)
assert.Truef(t, ok, "Missing attribute %q in metric %q", labelName, metric.Name())
assert.Equal(t, expectedVal, val)
}
func AssertSumMetricHasAttribute(t *testing.T, metric pmetric.Metric, index int, labelName string) {
_, ok := metric.Sum().DataPoints().At(index).Attributes().Get(labelName)
assert.Truef(t, ok, "Missing attribute %q in metric %q", labelName, metric.Name())
}
func AssertSumMetricStartTimeEquals(t *testing.T, metric pmetric.Metric, startTime pcommon.Timestamp) {
ddps := metric.Sum().DataPoints()
for i := 0; i < ddps.Len(); i++ {
require.Equal(t, startTime, ddps.At(i).StartTimestamp())
}
}
func AssertGaugeMetricHasAttributeValue(t *testing.T, metric pmetric.Metric, index int, labelName string, expectedVal pcommon.Value) {
val, ok := metric.Gauge().DataPoints().At(index).Attributes().Get(labelName)
assert.Truef(t, ok, "Missing attribute %q in metric %q", labelName, metric.Name())
assert.Equal(t, expectedVal, val)
}
func AssertGaugeMetricHasAttribute(t *testing.T, metric pmetric.Metric, index int, labelName string) {
_, ok := metric.Gauge().DataPoints().At(index).Attributes().Get(labelName)
assert.Truef(t, ok, "Missing attribute %q in metric %q", labelName, metric.Name())
}
func AssertGaugeMetricStartTimeEquals(t *testing.T, metric pmetric.Metric, startTime pcommon.Timestamp) {
ddps := metric.Gauge().DataPoints()
for i := 0; i < ddps.Len(); i++ {
require.Equal(t, startTime, ddps.At(i).StartTimestamp())
}
}
func AssertSameTimeStampForAllMetrics(t *testing.T, metrics pmetric.MetricSlice) {
AssertSameTimeStampForMetrics(t, metrics, 0, metrics.Len())
}
func AssertSameTimeStampForMetrics(t *testing.T, metrics pmetric.MetricSlice, startIdx, endIdx int) {
var ts pcommon.Timestamp
for i := startIdx; i < endIdx; i++ {
metric := metrics.At(i)
if metric.Type() == pmetric.MetricTypeSum {
ddps := metric.Sum().DataPoints()
for j := 0; j < ddps.Len(); j++ {
if ts == 0 {
ts = ddps.At(j).Timestamp()
}
require.Equalf(t, ts, ddps.At(j).Timestamp(), "metrics contained different end timestamp values")
}
}
}
}