0
0
mirror of https://github.com/nodejs/node.git synced 2024-12-01 16:10:02 +01:00
nodejs/test/parallel/test-vm-run-in-new-context.js
Steve Jenkins c246716305 assert: fix actual and expected order
PR-URL: https://github.com/nodejs/node/pull/15866
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
2017-10-12 00:00:07 -07:00

76 lines
2.5 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';
// Flags: --expose-gc
const common = require('../common');
const assert = require('assert');
const vm = require('vm');
assert.strictEqual(typeof global.gc, 'function',
'Run this test with --expose-gc');
common.globalCheck = false;
// Run a string
const result = vm.runInNewContext('\'passed\';');
assert.strictEqual(result, 'passed');
// Thrown error
assert.throws(() => {
vm.runInNewContext('throw new Error(\'test\');');
}, /^Error: test$/);
global.hello = 5;
vm.runInNewContext('hello = 2');
assert.strictEqual(global.hello, 5);
// Pass values in and out
global.code = 'foo = 1;' +
'bar = 2;' +
'if (baz !== 3) throw new Error(\'test fail\');';
global.foo = 2;
global.obj = { foo: 0, baz: 3 };
/* eslint-disable no-unused-vars */
const baz = vm.runInNewContext(global.code, global.obj);
/* eslint-enable no-unused-vars */
assert.strictEqual(global.obj.foo, 1);
assert.strictEqual(global.obj.bar, 2);
assert.strictEqual(global.foo, 2);
// Call a function by reference
function changeFoo() { global.foo = 100; }
vm.runInNewContext('f()', { f: changeFoo });
assert.strictEqual(global.foo, 100);
// Modify an object by reference
const f = { a: 1 };
vm.runInNewContext('f.a = 2', { f: f });
assert.strictEqual(f.a, 2);
// Use function in context without referencing context
const fn = vm.runInNewContext('(function() { obj.p = {}; })', { obj: {} });
global.gc();
fn();
// Should not crash