node/test/parallel/test-vm-function-declaration.js
Jacek Pospychała a64b2f2b94 test: remove unnecessary string literals
PR-URL: https://github.com/nodejs/node/pull/21638
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
2018-07-05 10:16:58 -07:00

45 lines
1.8 KiB
JavaScript

// Copyright Joyent, Inc. and other Node contributors.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to permit
// persons to whom the Software is furnished to do so, subject to the
// following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
'use strict';
require('../common');
const assert = require('assert');
const vm = require('vm');
const o = vm.createContext({ console });
// Function declaration and expression should both be copied to the
// sandboxed context.
let code = 'var a = function() {};\n';
code += 'function b(){}\n';
// Grab the global b function as the completion value, to ensure that
// we are getting the global function, and not some other thing
code += '(function(){return this})().b;\n';
const res = vm.runInContext(code, o, 'test');
assert.strictEqual(typeof res, 'function');
assert.strictEqual(res.name, 'b');
assert.strictEqual(typeof o.a, 'function');
assert.strictEqual(typeof o.b, 'function');
assert.strictEqual(res, o.b);