66ec299808
R=mvstanton@chromium.org TEST=mjsunit/regress/regress-builtinbust-6 Review URL: https://codereview.chromium.org/240223006 git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@20909 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
38 lines
1.5 KiB
JavaScript
38 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.
|
|
|
|
// Test that Array builtins can be called on primitive values.
|
|
var values = [ 23, 4.2, true, false, 0/0 ];
|
|
for (var i = 0; i < values.length; ++i) {
|
|
var v = values[i];
|
|
Array.prototype.pop.call(v);
|
|
Array.prototype.push.call(v);
|
|
Array.prototype.shift.call(v);
|
|
Array.prototype.unshift.call(v);
|
|
}
|
|
|
|
// Test that ToObject on primitive values is only called once.
|
|
var length_receiver, element_receiver;
|
|
function length() { length_receiver = this; return 1; }
|
|
function element() { element_receiver = this; return "x"; }
|
|
Object.defineProperty(Number.prototype, "length", { get:length, set:length });
|
|
Object.defineProperty(Number.prototype, "0", { get:element, set:element });
|
|
Object.defineProperty(Number.prototype, "1", { get:element, set:element });
|
|
|
|
assertDoesNotThrow("Array.prototype.pop.call(23)");
|
|
assertEquals(new Number(23), length_receiver);
|
|
assertSame(length_receiver, element_receiver);
|
|
|
|
assertDoesNotThrow("Array.prototype.push.call(42, 'y')");
|
|
assertEquals(new Number(42), length_receiver);
|
|
assertSame(length_receiver, element_receiver);
|
|
|
|
assertDoesNotThrow("Array.prototype.shift.call(65)");
|
|
assertEquals(new Number(65), length_receiver);
|
|
assertSame(length_receiver, element_receiver);
|
|
|
|
assertDoesNotThrow("Array.prototype.unshift.call(99, 'z')");
|
|
assertEquals(new Number(99), length_receiver);
|
|
assertSame(length_receiver, element_receiver);
|