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| Current File : //proc/self/root/home/ubuntu/node-v16.18.1/benchmark/url/legacy-vs-whatwg-url-get-prop.js |
'use strict';
const common = require('../common.js');
const url = require('url');
const URL = url.URL;
const assert = require('assert');
const bench = common.createBenchmark(main, {
type: common.urlDataTypes,
method: ['legacy', 'whatwg'],
e: [1]
});
function useLegacy(data) {
const obj = url.parse(data[0]);
const noDead = {
protocol: obj.protocol,
auth: obj.auth,
host: obj.host,
hostname: obj.hostname,
port: obj.port,
pathname: obj.pathname,
search: obj.search,
hash: obj.hash
};
const len = data.length;
// It's necessary to assign the values to an object
// to avoid loop invariant code motion.
bench.start();
for (let i = 0; i < len; i++) {
const obj = data[i];
noDead.protocol = obj.protocol;
noDead.auth = obj.auth;
noDead.host = obj.host;
noDead.hostname = obj.hostname;
noDead.port = obj.port;
noDead.pathname = obj.pathname;
noDead.search = obj.search;
noDead.hash = obj.hash;
}
bench.end(len);
return noDead;
}
function useWHATWG(data) {
const obj = new URL(data[0]);
const noDead = {
protocol: obj.protocol,
auth: `${obj.username}:${obj.password}`,
host: obj.host,
hostname: obj.hostname,
port: obj.port,
pathname: obj.pathname,
search: obj.search,
hash: obj.hash
};
const len = data.length;
bench.start();
for (let i = 0; i < len; i++) {
const obj = data[i];
noDead.protocol = obj.protocol;
noDead.auth = `${obj.username}:${obj.password}`;
noDead.host = obj.host;
noDead.hostname = obj.hostname;
noDead.port = obj.port;
noDead.pathname = obj.pathname;
noDead.search = obj.search;
noDead.hash = obj.hash;
}
bench.end(len);
return noDead;
}
function main({ type, method, e }) {
let data;
let noDead; // Avoid dead code elimination.
switch (method) {
case 'legacy':
data = common.bakeUrlData(type, e, false, false);
noDead = useLegacy(data.map((i) => url.parse(i)));
break;
case 'whatwg':
data = common.bakeUrlData(type, e, false, true);
noDead = useWHATWG(data);
break;
default:
throw new Error(`Unknown method "${method}"`);
}
assert.ok(noDead);
}
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