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bench-parser.js
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53 lines (41 loc) · 1.33 KB
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'use strict';
const common = require('../common');
const bench = common.createBenchmark(main, {
len: [4, 8, 16, 32],
n: [1e5],
}, {
flags: ['--expose-internals', '--no-warnings'],
});
function main({ len, n }) {
const { HTTPParser } = common.binding('http_parser');
const REQUEST = HTTPParser.REQUEST;
const kOnHeaders = HTTPParser.kOnHeaders | 0;
const kOnHeadersComplete = HTTPParser.kOnHeadersComplete | 0;
const kOnBody = HTTPParser.kOnBody | 0;
const kOnMessageComplete = HTTPParser.kOnMessageComplete | 0;
function processHeader(header, n) {
const parser = newParser(REQUEST);
bench.start();
for (let i = 0; i < n; i++) {
parser.execute(header, 0, header.length);
parser.initialize(REQUEST, {});
}
bench.end(n);
}
function newParser(type) {
const parser = new HTTPParser();
parser.initialize(type, {});
parser.headers = [];
parser[kOnHeaders] = function() { };
parser[kOnHeadersComplete] = function() { };
parser[kOnBody] = function() { };
parser[kOnMessageComplete] = function() { };
return parser;
}
let header = `GET /hello HTTP/1.1\r\nContent-Type: text/plain\r\n`;
for (let i = 0; i < len; i++) {
header += `X-Filler${i}: ${Math.random().toString(36).substring(2)}\r\n`;
}
header += '\r\n';
processHeader(Buffer.from(header), n);
}