1// Flags: --expose-internals 2'use strict'; 3 4require('../common'); 5const { internalBinding } = require('internal/test/binding'); 6const binding = internalBinding('constants'); 7const constants = require('constants'); 8const assert = require('assert'); 9 10assert.ok(binding); 11assert.ok(binding.os); 12assert.ok(binding.os.signals); 13assert.ok(binding.os.errno); 14assert.ok(binding.fs); 15assert.ok(binding.crypto); 16 17['os', 'fs', 'crypto'].forEach((l) => { 18 Object.keys(binding[l]).forEach((k) => { 19 if (typeof binding[l][k] === 'object') { // errno and signals 20 Object.keys(binding[l][k]).forEach((j) => { 21 assert.strictEqual(binding[l][k][j], constants[j]); 22 }); 23 } 24 if (l !== 'os') { // Top level os constant isn't currently copied 25 assert.strictEqual(binding[l][k], constants[k]); 26 } 27 }); 28}); 29 30assert.ok(Object.isFrozen(constants)); 31