125 lines
3.3 KiB
Go
125 lines
3.3 KiB
Go
package main
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import (
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benchmarkWrapper "../tmp"
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googleMessage1Proto2 "../tmp/datasets/google_message1/proto2"
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googleMessage1Proto3 "../tmp/datasets/google_message1/proto3"
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googleMessage2 "../tmp/datasets/google_message2"
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googleMessage3 "../tmp/datasets/google_message3"
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googleMessage4 "../tmp/datasets/google_message4"
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"flag"
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"github.com/golang/protobuf/proto"
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"io/ioutil"
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"testing"
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)
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// Data is returned by the Load function.
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type Dataset struct {
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name string
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newMessage func() proto.Message
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marshaled [][]byte
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unmarshaled []proto.Message
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}
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var datasets []Dataset
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// This is used to getDefaultInstance for a message type.
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func generateNewMessageFunction(dataset benchmarkWrapper.BenchmarkDataset) func() proto.Message {
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switch dataset.MessageName {
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case "benchmarks.proto3.GoogleMessage1":
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return func() proto.Message { return new(googleMessage1Proto3.GoogleMessage1) }
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case "benchmarks.proto2.GoogleMessage1":
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return func() proto.Message { return new(googleMessage1Proto2.GoogleMessage1) }
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case "benchmarks.proto2.GoogleMessage2":
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return func() proto.Message { return new(googleMessage2.GoogleMessage2) }
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case "benchmarks.google_message3.GoogleMessage3":
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return func() proto.Message { return new(googleMessage3.GoogleMessage3) }
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case "benchmarks.google_message4.GoogleMessage4":
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return func() proto.Message { return new(googleMessage4.GoogleMessage4) }
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default:
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panic("Unknown message type: " + dataset.MessageName)
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}
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}
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func init() {
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flag.Parse()
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for _, f := range flag.Args() {
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// Load the benchmark.
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b, err := ioutil.ReadFile(f)
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if err != nil {
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panic(err)
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}
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// Parse the benchmark.
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var dm benchmarkWrapper.BenchmarkDataset
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if err := proto.Unmarshal(b, &dm); err != nil {
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panic(err)
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}
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// Determine the concrete protobuf message type to use.
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var ds Dataset
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ds.newMessage = generateNewMessageFunction(dm)
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// Unmarshal each test message.
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for _, payload := range dm.Payload {
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ds.marshaled = append(ds.marshaled, payload)
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m := ds.newMessage()
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if err := proto.Unmarshal(payload, m); err != nil {
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panic(err)
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}
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ds.unmarshaled = append(ds.unmarshaled, m)
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}
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ds.name = f
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datasets = append(datasets, ds)
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}
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}
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func Benchmark(b *testing.B) {
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for _, ds := range datasets {
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b.Run(ds.name, func(b *testing.B) {
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b.Run("Unmarshal", func(b *testing.B) {
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for i := 0; i < b.N; i++ {
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for j, payload := range ds.marshaled {
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out := ds.newMessage()
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if err := proto.Unmarshal(payload, out); err != nil {
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b.Fatalf("can't unmarshal message %d %v", j, err)
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}
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}
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}
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})
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b.Run("Marshal", func(b *testing.B) {
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for i := 0; i < b.N; i++ {
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for j, m := range ds.unmarshaled {
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if _, err := proto.Marshal(m); err != nil {
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b.Fatalf("can't marshal message %d %+v: %v", j, m, err)
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}
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}
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}
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})
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b.Run("Size", func(b *testing.B) {
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for i := 0; i < b.N; i++ {
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for _, m := range ds.unmarshaled {
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proto.Size(m)
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}
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}
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})
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b.Run("Clone", func(b *testing.B) {
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for i := 0; i < b.N; i++ {
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for _, m := range ds.unmarshaled {
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proto.Clone(m)
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}
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}
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})
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b.Run("Merge", func(b *testing.B) {
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for i := 0; i < b.N; i++ {
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for _, m := range ds.unmarshaled {
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out := ds.newMessage()
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proto.Merge(out, m)
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}
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}
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})
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})
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}
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}
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