1'use strict'; 2 3const common = require('../common'); 4const assert = require('assert'); 5const fs = require('fs'); 6 7for (let i = 0; i < 12; i++) { 8 fs.open(__filename, 'r', common.mustCall()); 9} 10 11assert.strictEqual(process.getActiveResourcesInfo().length, 12); 12