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authorGravatar BSBandme <chongyilun250@sina.com>2018-03-14 07:03:44 -0700
committerGravatar BSBandme <chongyilun250@sina.com>2018-03-14 07:03:44 -0700
commit501c13f65a0093b61d95e16e8941cd3b456c41a0 (patch)
tree2b89b69c153465d52953b35744716dd49ce66fb6 /benchmarks
parent6d2c6a0099e75eddacb8289053dd1cb96fc60368 (diff)
Rewrite go_benchmark
Diffstat (limited to 'benchmarks')
-rw-r--r--benchmarks/Makefile.am5
-rw-r--r--benchmarks/go_benchmark_test.go172
2 files changed, 82 insertions, 95 deletions
diff --git a/benchmarks/Makefile.am b/benchmarks/Makefile.am
index f0cb9402..3de0e380 100644
--- a/benchmarks/Makefile.am
+++ b/benchmarks/Makefile.am
@@ -288,10 +288,7 @@ go-benchmark: go_protoc_middleman go_protoc_middleman2
@echo "Writing shortcut script go-benchmark..."
@echo '#! /bin/sh' > go-benchmark
@echo 'mkdir tmp_cc && mv *.cc tmp_cc' >> go-benchmark
- @echo 'for file in $$@; do' >> go-benchmark
- @echo ' echo "Testing go benchmark for data file: $$file";' >> go-benchmark
- @echo ' go test -bench=. -- $$file;' >> go-benchmark
- @echo 'done' >> go-benchmark
+ @echo 'go test -bench=. -- $$@' >> go-benchmark
@echo 'mv tmp_cc/* . && rm -rf tmp_cc' >> go-benchmark
@chmod +x go-benchmark
diff --git a/benchmarks/go_benchmark_test.go b/benchmarks/go_benchmark_test.go
index 59d5856b..c8a70280 100644
--- a/benchmarks/go_benchmark_test.go
+++ b/benchmarks/go_benchmark_test.go
@@ -7,127 +7,117 @@ import (
googleMessage2 "./tmp/datasets/google_message2"
googleMessage3 "./tmp/datasets/google_message3"
googleMessage4 "./tmp/datasets/google_message4"
- "errors"
"flag"
"github.com/golang/protobuf/proto"
"io/ioutil"
- "os"
"testing"
)
// Data is returned by the Load function.
-type Data struct {
- // marshaled is a slice of marshaled protocol
- // buffers. 1:1 with unmarshaled.
- marshaled [][]byte
-
- // Unmarshaled is a slice of unmarshaled protocol
- // buffers. 1:1 with marshaled.
+type Dataset struct {
+ name string
+ newMessage func() proto.Message
+ marshaled [][]byte
unmarshaled []proto.Message
-
- count int
}
-var data *Data
-var counter int
-
-type GetDefaultInstanceFunction func() proto.Message
-
-var getDefaultInstance GetDefaultInstanceFunction
+var datasets []Dataset
// This is used to getDefaultInstance for a message type.
-func generateGetDefaltInstanceFunction(dataset benchmarkWrapper.BenchmarkDataset) error {
+func generateNewMessageFunction(dataset benchmarkWrapper.BenchmarkDataset) func() proto.Message {
switch dataset.MessageName {
case "benchmarks.proto3.GoogleMessage1":
- getDefaultInstance = func() proto.Message { return &googleMessage1Proto3.GoogleMessage1{} }
- return nil
+ return func() proto.Message { return new(googleMessage1Proto3.GoogleMessage1) }
case "benchmarks.proto2.GoogleMessage1":
- getDefaultInstance = func() proto.Message { return &googleMessage1Proto2.GoogleMessage1{} }
- return nil
+ return func() proto.Message { return new(googleMessage1Proto2.GoogleMessage1) }
case "benchmarks.proto2.GoogleMessage2":
- getDefaultInstance = func() proto.Message { return &googleMessage2.GoogleMessage2{} }
- return nil
+ return func() proto.Message { return new(googleMessage2.GoogleMessage2) }
case "benchmarks.google_message3.GoogleMessage3":
- getDefaultInstance = func() proto.Message { return &googleMessage3.GoogleMessage3{} }
- return nil
+ return func() proto.Message { return new(googleMessage3.GoogleMessage3) }
case "benchmarks.google_message4.GoogleMessage4":
- getDefaultInstance = func() proto.Message { return &googleMessage4.GoogleMessage4{} }
- return nil
+ return func() proto.Message { return new(googleMessage4.GoogleMessage4) }
default:
- return errors.New("Unknown message type: " + dataset.MessageName)
+ panic("Unknown message type: " + dataset.MessageName)
}
}
-func TestMain(m *testing.M) {
+func init() {
flag.Parse()
- data = new(Data)
- rawData, err := ioutil.ReadFile(flag.Arg(0))
- if err != nil {
- panic("Couldn't find file" + flag.Arg(0))
- }
- var dataset benchmarkWrapper.BenchmarkDataset
-
- if err = proto.Unmarshal(rawData, &dataset); err != nil {
- panic("The raw input data can't be parse into BenchmarkDataset message.")
- }
-
- generateGetDefaltInstanceFunction(dataset)
-
- for _, payload := range dataset.Payload {
- data.marshaled = append(data.marshaled, payload)
- m := getDefaultInstance()
- proto.Unmarshal(payload, m)
- data.unmarshaled = append(data.unmarshaled, m)
- }
- data.count = len(data.unmarshaled)
-
- os.Exit(m.Run())
-}
-
-func BenchmarkUnmarshal(b *testing.B) {
- b.ReportAllocs()
- for i := 0; i < b.N; i++ {
- payload := data.marshaled[counter%data.count]
- out := getDefaultInstance()
- if err := proto.Unmarshal(payload, out); err != nil {
- b.Fatalf("can't unmarshal message %d %v", counter%data.count, err)
+ for _, f := range flag.Args() {
+ // Load the benchmark.
+ b, err := ioutil.ReadFile(f)
+ if err != nil {
+ panic(err)
}
- counter++
- }
-}
-func BenchmarkMarshal(b *testing.B) {
- b.ReportAllocs()
- for i := 0; i < b.N; i++ {
- m := data.unmarshaled[counter%data.count]
- if _, err := proto.Marshal(m); err != nil {
- b.Fatalf("can't marshal message %d %+v: %v", counter%data.count, m, err)
+ // Parse the benchmark.
+ var dm benchmarkWrapper.BenchmarkDataset
+ if err := proto.Unmarshal(b, &dm); err != nil {
+ panic(err)
}
- counter++
- }
-}
-func BenchmarkSize(b *testing.B) {
- b.ReportAllocs()
- for i := 0; i < b.N; i++ {
- proto.Size(data.unmarshaled[counter%data.count])
- counter++
- }
-}
+ // Determine the concrete protobuf message type to use.
+ var ds Dataset
+ ds.newMessage = generateNewMessageFunction(dm)
+
+ // Unmarshal each test message.
+ for _, payload := range dm.Payload {
+ ds.marshaled = append(ds.marshaled, payload)
+ m := ds.newMessage()
+ if err := proto.Unmarshal(payload, m); err != nil {
+ panic(err)
+ }
+ ds.unmarshaled = append(ds.unmarshaled, m)
+ }
+ ds.name = f
-func BenchmarkClone(b *testing.B) {
- b.ReportAllocs()
- for i := 0; i < b.N; i++ {
- proto.Clone(data.unmarshaled[counter%data.count])
- counter++
+ datasets = append(datasets, ds)
}
}
-func BenchmarkMerge(b *testing.B) {
- b.ReportAllocs()
- for i := 0; i < b.N; i++ {
- out := getDefaultInstance()
- proto.Merge(out, data.unmarshaled[counter%data.count])
- counter++
+func Benchmark(b *testing.B) {
+ for _, ds := range datasets {
+ b.Run(ds.name, func(b *testing.B) {
+ counter := 0
+ count := len(ds.marshaled)
+ b.Run("Unmarshal", func(b *testing.B) {
+ for i := 0; i < b.N; i++ {
+ payload := ds.marshaled[counter%count]
+ out := ds.newMessage()
+ if err := proto.Unmarshal(payload, out); err != nil {
+ b.Fatalf("can't unmarshal message %d %v", counter%count, err)
+ }
+ counter++
+ }
+ })
+ b.Run("Marshal", func(b *testing.B) {
+ for i := 0; i < b.N; i++ {
+ m := ds.unmarshaled[counter%count]
+ if _, err := proto.Marshal(m); err != nil {
+ b.Fatalf("can't marshal message %d %+v: %v", counter%count, m, err)
+ }
+ counter++
+ }
+ })
+ b.Run("Size", func(b *testing.B) {
+ for i := 0; i < b.N; i++ {
+ proto.Size(ds.unmarshaled[counter%count])
+ counter++
+ }
+ })
+ b.Run("Clone", func(b *testing.B) {
+ for i := 0; i < b.N; i++ {
+ proto.Clone(ds.unmarshaled[counter%count])
+ counter++
+ }
+ })
+ b.Run("Merge", func(b *testing.B) {
+ for i := 0; i < b.N; i++ {
+ out := ds.newMessage()
+ proto.Merge(out, ds.unmarshaled[counter%count])
+ counter++
+ }
+ })
+ })
}
}