Benchmark reflect json(KIND:MAP)

map_reflection_bm.go

package main

import (
	"encoding/json"
	"reflect"
	"testing"
)

func BenchmarkMapReflection(b *testing.B) {
	jsonStr := `{"uuid":"abcdefghijklmnopqrstuvwxyz0123456789","pm25":65.7,"temperature":34.6,"humidity":40,"pa":125,"timestamp":13900000000,"status":0}`
	for i := 0; i < b.N; i++ {
		var payload interface{}
		json.Unmarshal([]byte(jsonStr), &payload)
		//t := reflect.TypeOf(&payload)
		//t.Kind() == reflect.Map
		//fmt.Println(t.String())
		v := reflect.ValueOf(payload)
		v.SetMapIndex(reflect.ValueOf("model"), reflect.ValueOf("pdr1500"))
		//fmt.Printf("%#v", v.MapKeys())
		for _, k := range v.MapKeys() {
			//fmt.Printf("%s", k.Type().Name())
			//fmt.Printf("%s:", k.String())
			v.MapIndex(k)
			//v1 := reflect.ValueOf(kv)
			//fmt.Printf("%#v\n", kv.Interface())
			//fmt.Printf("%#t", v.MapIndex(k))
		}
	}
}