7281f80151
Revert "Revert relanded strong property access CL"
Regression issues should be solved. Initial patchset is the original, subsequent patchsets are the fixing modifications.
This reverts commit 4ac7be5656.
BUG=v8:3956
LOG=N
Review URL: https://codereview.chromium.org/1199983002
Cr-Commit-Position: refs/heads/master@{#29384}
88 lines
3.1 KiB
JavaScript
88 lines
3.1 KiB
JavaScript
// Copyright 2015 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --strong-mode
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'use strong';
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function f() {}
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function* g() {}
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(function NoArguments() {
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assertThrows("'use strong'; arguments", SyntaxError);
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assertThrows("'use strong'; function f() { arguments }", SyntaxError);
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assertThrows("'use strong'; function* g() { arguments }", SyntaxError);
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assertThrows("'use strong'; let f = function() { arguments }", SyntaxError);
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assertThrows("'use strong'; let g = function*() { arguments }", SyntaxError);
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assertThrows("'use strong'; let f = () => arguments", SyntaxError);
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// The following are strict mode errors already.
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assertThrows("'use strong'; let arguments", SyntaxError);
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assertThrows("'use strong'; function f(arguments) {}", SyntaxError);
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assertThrows("'use strong'; function* g(arguments) {}", SyntaxError);
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assertThrows("'use strong'; let f = (arguments) => {}", SyntaxError);
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})();
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(function NoArgumentsProperty() {
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assertFalse(f.hasOwnProperty("arguments"));
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assertFalse(g.hasOwnProperty("arguments"));
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assertThrows(function(){ f.arguments = 0 }, TypeError);
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assertThrows(function(){ g.arguments = 0 }, TypeError);
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})();
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(function NoCaller() {
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assertFalse(f.hasOwnProperty("caller"));
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assertFalse(g.hasOwnProperty("caller"));
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assertThrows(function(){ f.caller = 0 }, TypeError);
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assertThrows(function(){ g.caller = 0 }, TypeError);
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})();
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(function NoCallee() {
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assertFalse("callee" in f);
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assertFalse("callee" in g);
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assertThrows(function(){ f.callee = 0 }, TypeError);
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assertThrows(function(){ g.callee = 0 }, TypeError);
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})();
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(function LexicalBindings(global) {
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assertEquals('function', typeof f);
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assertEquals('function', typeof g);
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assertFalse(global.hasOwnProperty("f"));
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assertFalse(global.hasOwnProperty("g"));
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})(this);
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(function ImmutableBindings() {
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function f2() {}
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function* g2() {}
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assertThrows(function(){ f = 0 }, TypeError);
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assertThrows(function(){ g = 0 }, TypeError);
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assertThrows(function(){ f2 = 0 }, TypeError);
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assertThrows(function(){ g2 = 0 }, TypeError);
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assertEquals('function', typeof f);
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assertEquals('function', typeof g);
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assertEquals('function', typeof f2);
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assertEquals('function', typeof g2);
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})();
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(function NonExtensible() {
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assertThrows(function(){ f.a = 0 }, TypeError);
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assertThrows(function(){ g.a = 0 }, TypeError);
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assertThrows(function(){ Object.defineProperty(f, "a", {value: 0}) }, TypeError);
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assertThrows(function(){ Object.defineProperty(g, "a", {value: 0}) }, TypeError);
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assertThrows(function(){ Object.setPrototypeOf(f, {}) }, TypeError);
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assertThrows(function(){ Object.setPrototypeOf(g, {}) }, TypeError);
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})();
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(function NoPrototype() {
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assertFalse("prototype" in f);
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assertFalse(g.hasOwnProperty("prototype"));
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assertThrows(function(){ f.prototype = 0 }, TypeError);
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assertThrows(function(){ g.prototype = 0 }, TypeError);
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assertThrows(function(){ f.prototype.a = 0 }, TypeError);
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})();
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(function NonConstructor() {
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assertThrows(function(){ new f }, TypeError);
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assertThrows(function(){ new g }, TypeError);
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})();
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