main.go

package main

import (
	"fmt"
	"github.com/idada/v8.go"
	"io/ioutil"
)

func check(a string) {
	fmt.Println(a)
}
func main() {
	engine := v8.NewEngine()

	global := engine.NewObjectTemplate()
	global.Bind("check", check)

	context := engine.NewContext(global)

	context.Scope(func(cs v8.ContextScope) {
		lo, err := ioutil.ReadFile("lodash.js")
		if err != nil {
			return
		}
		lodash := engine.Compile(lo, nil)

		cs.Run(lodash)

		ben, err := ioutil.ReadFile("benchmark.js")
		if err != nil {
			return
		}
		benchmark := engine.Compile(ben, nil)

		cs.Run(benchmark)

		testScript := []byte(`
			check("test");
			var suite = new Benchmark.Suite;

			  Benchmark.prototype.setup = function() {
			    var itemCount = 1000000;

			  };


  suite.add('single push', '\
    var result = [];\n\
    for(var i=0; i \x3C itemCount; i++) {\n\
      result.push(i);\n\
    }'
  )
  .add('2 push ', '\
    var result = [];\n\
    var count = itemCount/2\n\
    for(var i=0; i \x3C count; i++) {\n\
      result.push(i*2+0);\n\
      result.push(i*2+1);\n\
    }'
  )
  .add('2 push use base', '\
    var result = [];\n\
    var count = itemCount/2\n\
    for(var i=0; i \x3C count; i++) {\n\
      var base = i*2;\n\
      result.push(base+0);\n\
      result.push(base+1);\n\
    }'
  )
  .add('5 push', '\
    var result = [];\n\
    var count = itemCount/5\n\
    for(var i=0; i \x3C count; i++) {\n\
      result.push(i*5+0);\n\
      result.push(i*5+1);\n\
      result.push(i*5+2);\n\
      result.push(i*5+3);\n\
      result.push(i*5+4);\n\
    }'
  )
  .add('5 push use base', '\
    var result = [];\n\
    var count = itemCount/5\n\
    for(var i=0; i \x3C count; i++) {\n\
      var base = i*5;\n\
      result.push(base+0);\n\
      result.push(base+1);\n\
      result.push(base+2);\n\
      result.push(base+3);\n\
      result.push(base+4);\n\
    }'
  )
  .add('10 push', '\
    var result = [];\n\
    var count = itemCount/10\n\
    for(var i=0; i \x3C count; i++) {\n\
      result.push(i*10+0);\n\
      result.push(i*10+1);\n\
      result.push(i*10+2);\n\
      result.push(i*10+3);\n\
      result.push(i*10+4);\n\
      result.push(i*10+5);\n\
      result.push(i*10+6);\n\
      result.push(i*10+7);\n\
      result.push(i*10+8);\n\
      result.push(i*10+9);\n\
    }'
  )
  .add('10 push use base', '\
    var result = [];\n\
    var count = itemCount/10\n\
    for(var i=0; i \x3C count; i++) {\n\
      var base = i*10;\n\
      result.push(base+0);\n\
      result.push(base+1);\n\
      result.push(base+2);\n\
      result.push(base+3);\n\
      result.push(base+4);\n\
      result.push(base+5);\n\
      result.push(base+6);\n\
      result.push(base+7);\n\
      result.push(base+8);\n\
      result.push(base+9);\n\
    }'
  )
				// add listeners
				.on('cycle', function(event) {
				  check(String(event.target));
				})
				.on('complete', function() {
				  check('Fastest is ' + this.filter('fastest').pluck('name'));
				})
				// run async
				.run({ 'async': true });
			`)
		test := engine.Compile(testScript, nil)

		cs.Run(test)

	})
}

Test

➜  v8-go-test  node nodetest.js
hasownproperty x 20,284,333 ops/sec ±1.61% (85 runs sampled)
undefined x 162,378,112 ops/sec ±29.83% (47 runs sampled)
Fastest is undefined
➜  v8-go-test  go run main.go              
test
hasownproperty x 14,973,628 ops/sec ?0.68% (67 runs sampled)
undefined x 449,704,141 ops/sec ?0.56% (69 runs sampled)
Fastest is undefined
➜  v8-go-test