Add benchmark tests (#5) (#1399)

This CR adds benchmarking tests for the AWS EMF Exporter.

Testing:
The new benchmarking tests were run locally.

exporter/awsemfexporter/metric_translator_test.go

@@ -1286,3 +1286,74 @@ func TestNeedsCalculateRate(t *testing.T) {
  metric.DoubleSum().SetAggregationTemporality(pdata.AggregationTemporalityDelta)
  assert.False(t, needsCalculateRate(&metric))
 }
+
+func BenchmarkTranslateOtToCWMetricWithInstrLibrary(b *testing.B) {
+ md := createMetricTestData()
+ rm := internaldata.OCToMetrics(md).ResourceMetrics().At(0)
+ ilms := rm.InstrumentationLibraryMetrics()
+ ilm := ilms.At(0)
+ ilm.InstrumentationLibrary().InitEmpty()
+ ilm.InstrumentationLibrary().SetName("cloudwatch-lib")
+
+ b.ResetTimer()
+ for n := 0; n < b.N; n++ {
+ TranslateOtToCWMetric(&rm, ZeroAndSingleDimensionRollup, "")
+ }
+}
+
+func BenchmarkTranslateOtToCWMetricWithoutInstrLibrary(b *testing.B) {
+ md := createMetricTestData()
+ rm := internaldata.OCToMetrics(md).ResourceMetrics().At(0)
+
+ b.ResetTimer()
+ for n := 0; n < b.N; n++ {
+ TranslateOtToCWMetric(&rm, ZeroAndSingleDimensionRollup, "")
+ }
+}
+
+func BenchmarkTranslateOtToCWMetricWithNamespace(b *testing.B) {
+ md := consumerdata.MetricsData{
+ Node: &commonpb.Node{
+ LibraryInfo: &commonpb.LibraryInfo{ExporterVersion: "SomeVersion"},
+ },
+ Resource: &resourcepb.Resource{
+ Labels: map[string]string{
+ conventions.AttributeServiceName: "myServiceName",
+ },
+ },
+ Metrics: []*metricspb.Metric{},
+ }
+ rm := internaldata.OCToMetrics(md).ResourceMetrics().At(0)
+
+ b.ResetTimer()
+ for n := 0; n < b.N; n++ {
+ TranslateOtToCWMetric(&rm, ZeroAndSingleDimensionRollup, "")
+ }
+}
+
+func BenchmarkTranslateCWMetricToEMF(b *testing.B) {
+ cwMeasurement := CwMeasurement{
+ Namespace: "test-emf",
+ Dimensions: [][]string{{"OTelLib"}, {"OTelLib", "spanName"}},
+ Metrics: []map[string]string{{
+ "Name": "spanCounter",
+ "Unit": "Count",
+ }},
+ }
+ timestamp := int64(1596151098037)
+ fields := make(map[string]interface{})
+ fields["OTelLib"] = "cloudwatch-otel"
+ fields["spanName"] = "test"
+ fields["spanCounter"] = 0
+
+ met := &CWMetrics{
+ Timestamp: timestamp,
+ Fields: fields,
+ Measurements: []CwMeasurement{cwMeasurement},
+ }
+
+ b.ResetTimer()
+ for n := 0; n < b.N; n++ {
+ TranslateCWMetricToEMF([]*CWMetrics{met})
+ }
+}