v8/test/mjsunit/es6/generators-poisoned-properties.js
caitpotter88 9836c34dba [es6] do not add caller/arguments to ES6 function definitions
BUG=v8:3946, v8:3982
CQ_INCLUDE_TRYBOTS=tryserver.chromium.linux:linux_chromium_rel_ng;tryserver.blink:linux_blink_rel
LOG=N
R=arv@chromium.org, rossberg@chromium.org

Review URL: https://codereview.chromium.org/1027283004

Cr-Commit-Position: refs/heads/master@{#27729}
2015-04-09 22:40:28 +00:00

43 lines
1.5 KiB
JavaScript

// Copyright 2014 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
(function testRestrictedPropertiesStrict() {
function* generator() { "use strict"; }
assertFalse(generator.hasOwnProperty("arguments"));
assertThrows(function() { return generator.arguments; }, TypeError);
assertThrows(function() { return generator.arguments = {}; }, TypeError);
assertFalse(generator.hasOwnProperty("caller"));
assertThrows(function() { return generator.caller; }, TypeError);
assertThrows(function() { return generator.caller = {}; }, TypeError);
})();
(function testRestrictedPropertiesSloppy() {
function* generator() {}
assertFalse(generator.hasOwnProperty("arguments"));
assertThrows(function() { return generator.arguments; }, TypeError);
assertThrows(function() { return generator.arguments = {}; }, TypeError);
assertFalse(generator.hasOwnProperty("caller"));
assertThrows(function() { return generator.caller; }, TypeError);
assertThrows(function() { return generator.caller = {}; }, TypeError);
})();
function assertIteratorResult(value, done, result) {
assertEquals({value: value, done: done}, result);
}
(function testIteratorResultStrict() {
function* generator() { "use strict"; }
assertIteratorResult(undefined, true, generator().next());
})();
(function testIteratorResultSloppy() {
function* generator() {}
assertIteratorResult(undefined, true, generator().next());
})();