benchmark: add require-esm benchmark

PR-URL: #52166
Refs: #52134
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Filip Skokan <panva.ip@gmail.com>
Reviewed-By: Chengzhong Wu <legendecas@gmail.com>
Reviewed-By: Guy Bedford <guybedford@gmail.com>
Reviewed-By: Geoffrey Booth <webadmin@geoffreybooth.com>

Author: joyeecheung

benchmark/esm/require-esm.js

@@ -0,0 +1,79 @@
+'use strict';
+
+constcommon=require('../common');
+constfs=require('fs');
+consttmpdir=require('../../test/common/tmpdir');
+constpath=require('path');
+constassert=require('assert');
+
+constbench=common.createBenchmark(main,{
+type: ['all','access','load'],
+exports: ['default','named'],
+n: [1000],
+},{
+flags: ['--experimental-require-module','--no-warnings'],
+});
+
+functionprepare(count,useDefault){
+tmpdir.refresh();
+constdir=tmpdir.resolve('modules');
+fs.mkdirSync(dir,{recursive: true});
+letmainSource='';
+letuseSource='exports.access = function() { return 0';
+for(leti=0;i<count;++i){
+letmodSource=`const value${i} = 1;\n`;
+if(useDefault){
+modSource+=`export default { value${i} }\n`;
+}else{
+modSource+=`export { value${i} };\n`;
+}
+constfilename=`mod${i}.mjs`;
+fs.writeFileSync(
+path.resolve(dir,filename),
+modSource,
+'utf8',
+);
+mainSource+=`const mod${i} = require('./modules/${filename}');\n`;
+if(useDefault){
+useSource+=` + mod${i}.default.value${i}`;
+}else{
+useSource+=` + mod${i}.value${i}`;
+}
+}
+useSource+='; };\n';
+constscript=tmpdir.resolve('main.js');
+fs.writeFileSync(script,mainSource+useSource,'utf8');
+returnscript;
+}
+
+functionmain({ n, exports, type }){
+constscript=prepare(n,exports==='default');
+switch(type){
+case'all': {
+bench.start();
+constresult=require(script).access();
+bench.end(n);
+assert.strictEqual(result,n);
+break;
+}
+case'access': {
+const{ access }=require(script);
+bench.start();
+letresult=access();
+for(leti=0;i<99;++i){
+result=access();
+}
+bench.end(n*100);
+assert.strictEqual(result,n);
+break;
+}
+case'load': {
+bench.start();
+const{ access }=require(script);
+bench.end(n);
+constresult=access();
+assert.strictEqual(result,n);
+break;
+}
+}
+}