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Copy pathdecode_bench_test.go
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295 lines (266 loc) · 7.2 KB
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package jsonkit_test
import (
"encoding/json"
"testing"
jsonkit "github.com/forgemechanic/jsonkit"
compatjson "github.com/forgemechanic/jsonkit/compat/json"
)
type decodeBenchPayload struct {
Meta decodeBenchMeta `json:"meta"`
Items []decodeBenchItem `json:"items"`
}
type decodeBenchMeta struct {
Version int `json:"version"`
Source string `json:"source"`
Region string `json:"region"`
}
type decodeBenchItem struct {
ID int `json:"id"`
Name string `json:"name"`
Active bool `json:"active"`
Score float64 `json:"score"`
Tags []string `json:"tags"`
TraceID string `json:"trace_id"`
}
type decodeBenchTagged struct {
Count int `json:"count,string"`
OK bool `json:"ok,string"`
}
type decodeBenchEmbeddedInner struct {
ID int `json:"id"`
}
type decodeBenchEmbeddedOuter struct {
decodeBenchEmbeddedInner
Name string `json:"name"`
}
type decodeBenchPath struct {
name string
run func(data []byte, out any) error
}
func BenchmarkUnmarshalStrictCompatibilityMedium(b *testing.B) {
data := mustMarshalBenchPayload(makeBenchPayload(128))
b.ReportAllocs()
b.SetBytes(int64(len(data)))
b.ResetTimer()
for i := 0; i < b.N; i++ {
var out decodeBenchPayload
if err := jsonkit.Unmarshal(data, &out); err != nil {
b.Fatalf("decode failed: %v", err)
}
if len(out.Items) == 0 {
b.Fatalf("decode produced empty payload")
}
}
}
func BenchmarkUnmarshalLayerStrictMedium(b *testing.B) {
data := mustMarshalBenchPayload(makeBenchPayload(128))
b.Run("root-compat", func(b *testing.B) {
b.ReportAllocs()
b.SetBytes(int64(len(data)))
for i := 0; i < b.N; i++ {
var out decodeBenchPayload
if err := jsonkit.Unmarshal(data, &out); err != nil {
b.Fatalf("decode failed: %v", err)
}
}
})
b.Run("compat-subpkg", func(b *testing.B) {
b.ReportAllocs()
b.SetBytes(int64(len(data)))
for i := 0; i < b.N; i++ {
var out decodeBenchPayload
if err := compatjson.Unmarshal(data, &out); err != nil {
b.Fatalf("decode failed: %v", err)
}
}
})
b.Run("root-advanced", func(b *testing.B) {
b.ReportAllocs()
b.SetBytes(int64(len(data)))
for i := 0; i < b.N; i++ {
var out decodeBenchPayload
_, err := jsonkit.UnmarshalWithOptions(data, &out,
jsonkit.WithDecodeProfile(jsonkit.ProfileStrict),
jsonkit.WithDecodeDiagnostics(false),
)
if err != nil {
b.Fatalf("decode failed: %v", err)
}
}
})
b.Run("root-native-strict", func(b *testing.B) {
b.ReportAllocs()
b.SetBytes(int64(len(data)))
for i := 0; i < b.N; i++ {
var out decodeBenchPayload
_, err := jsonkit.UnmarshalWithOptions(data, &out,
jsonkit.WithDecodeProfile(jsonkit.ProfileStrict),
jsonkit.WithDecodeDiagnostics(false),
jsonkit.WithDecodeStrictNativeBinder(),
)
if err != nil {
b.Fatalf("decode failed: %v", err)
}
}
})
}
func BenchmarkUnmarshalLayerEmbeddedMedium(b *testing.B) {
payload := mustMarshalBenchPayload(makeBenchPayload(128))
hostPrefix := []byte("host_prefix ")
hostSuffix := []byte(" host_suffix")
data := make([]byte, 0, len(hostPrefix)+len(payload)+len(hostSuffix))
data = append(data, hostPrefix...)
data = append(data, payload...)
data = append(data, hostSuffix...)
start := int64(len(hostPrefix))
end := start + int64(len(payload))
b.ReportAllocs()
b.SetBytes(int64(len(payload)))
b.ResetTimer()
for i := 0; i < b.N; i++ {
var out decodeBenchPayload
_, err := jsonkit.UnmarshalWithOptions(data, &out,
jsonkit.WithDecodeProfile(jsonkit.ProfileStrict),
jsonkit.WithDecodeEmbeddedBlock(jsonkit.EmbeddedBlock{
Start: start,
End: end,
}),
jsonkit.WithDecodeDiagnostics(false),
)
if err != nil {
b.Fatalf("embedded decode failed: %v", err)
}
if len(out.Items) == 0 {
b.Fatalf("embedded decode produced empty payload")
}
}
}
func BenchmarkUnmarshalLayerJSON5Medium(b *testing.B) {
data := mustMarshalBenchPayload(makeBenchPayload(128))
b.ReportAllocs()
b.SetBytes(int64(len(data)))
b.ResetTimer()
for i := 0; i < b.N; i++ {
var out decodeBenchPayload
_, err := jsonkit.UnmarshalWithOptions(data, &out,
jsonkit.WithDecodeProfile(jsonkit.ProfileJSON5),
jsonkit.WithDecodeDiagnostics(false),
)
if err != nil {
b.Fatalf("json5 decode failed: %v", err)
}
if len(out.Items) == 0 {
b.Fatalf("json5 decode produced empty payload")
}
}
}
func BenchmarkUnmarshalLayerStrictUseNumberMedium(b *testing.B) {
data := mustMarshalBenchPayload(makeBenchPayload(128))
b.ReportAllocs()
b.SetBytes(int64(len(data)))
b.ResetTimer()
for i := 0; i < b.N; i++ {
var out any
_, err := jsonkit.UnmarshalWithOptions(data, &out,
jsonkit.WithDecodeProfile(jsonkit.ProfileStrict),
jsonkit.WithDecodeUseNumber(),
jsonkit.WithDecodeDiagnostics(false),
)
if err != nil {
b.Fatalf("strict use-number decode failed: %v", err)
}
}
}
func BenchmarkUnmarshalStrictNativeBinderFocused(b *testing.B) {
paths := []decodeBenchPath{
{
name: "root-compat",
run: func(data []byte, out any) error {
return jsonkit.Unmarshal(data, out)
},
},
{
name: "compat-subpkg",
run: func(data []byte, out any) error {
return compatjson.Unmarshal(data, out)
},
},
{
name: "root-advanced",
run: func(data []byte, out any) error {
_, err := jsonkit.UnmarshalWithOptions(data, out,
jsonkit.WithDecodeProfile(jsonkit.ProfileStrict),
jsonkit.WithDecodeDiagnostics(false),
)
return err
},
},
{
name: "root-native-strict",
run: func(data []byte, out any) error {
_, err := jsonkit.UnmarshalWithOptions(data, out,
jsonkit.WithDecodeProfile(jsonkit.ProfileStrict),
jsonkit.WithDecodeDiagnostics(false),
jsonkit.WithDecodeStrictNativeBinder(),
)
return err
},
},
}
b.Run("native-simple-struct", func(b *testing.B) {
data := []byte(`{"id":42,"name":"item","active":true,"score":3.5,"tags":["a","b"],"trace_id":"t-1"}`)
runDecodeMatrix(b, paths, data, func() any { return new(decodeBenchItem) })
})
b.Run("native-string-tagged", func(b *testing.B) {
data := []byte(`{"count":"123","ok":"true"}`)
runDecodeMatrix(b, paths, data, func() any { return new(decodeBenchTagged) })
})
b.Run("native-promoted-embedded", func(b *testing.B) {
data := []byte(`{"id":42,"name":"item"}`)
runDecodeMatrix(b, paths, data, func() any { return new(decodeBenchEmbeddedOuter) })
})
}
func runDecodeMatrix(b *testing.B, paths []decodeBenchPath, data []byte, makeOut func() any) {
b.SetBytes(int64(len(data)))
for _, p := range paths {
p := p
b.Run(p.name, func(b *testing.B) {
b.ReportAllocs()
b.ResetTimer()
for i := 0; i < b.N; i++ {
out := makeOut()
if err := p.run(data, out); err != nil {
b.Fatalf("decode failed: %v", err)
}
}
})
}
}
func makeBenchPayload(n int) decodeBenchPayload {
items := make([]decodeBenchItem, 0, n)
for i := 0; i < n; i++ {
items = append(items, decodeBenchItem{
ID: i + 1,
Name: "item",
Active: i%2 == 0,
Score: float64((i%97)+1) / 3.0,
Tags: []string{"a", "b", "c"},
TraceID: "trace",
})
}
return decodeBenchPayload{
Meta: decodeBenchMeta{
Version: 1,
Source: "jsonkit",
Region: "us",
},
Items: items,
}
}
func mustMarshalBenchPayload(v any) []byte {
out, err := json.Marshal(v)
if err != nil {
panic(err)
}
return out
}