v8/test/mjsunit/regress/regress-95920.js
danno@chromium.org df860eda5c Don't allow seal or element property re-definition on external arrays.
R=ricow@chromium.org
BUG=95920
TEST=test/mjsunit/regress/regress-95920.js

Review URL: http://codereview.chromium.org/7858031

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@9213 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2011-09-09 14:30:00 +00:00

59 lines
2.3 KiB
JavaScript

// Copyright 2011 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials provided
// with the distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// Tests that objects with external arrays cannot be sealed or have their
// properties redefined.
(function() {
assertThrows(function() {
[0].every(function(){ Object.seal((new Int8Array(42))); });
assertUnreable();
}, TypeError)
})();
(function() {
assertThrows(function() {
[0].every(function(){ Object.freeze((new Int8Array(42))); });
assertUnreable();
}, TypeError)
})();
(function() {
assertThrows(function() {
[0].every(function(){ Object.preventExtensions((new Int8Array(42))); });
assertUnreable();
}, TypeError)
})();
(function() {
assertThrows(function() {
Object.defineProperty(new Int8Array(42), "1",
{ writable: false, value: "1" });
assertUnreable();
})
})();