// Copyright 2008 Google Inc. 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. var builtInPropertyNames = [ 'prototype', 'length', 'caller', 0, 1, '$1', 'arguments', 'name', 'message', 'constructor' ]; function getAnException() { try { ("str")(); } catch (e) { return e; } } function getSpecialObjects() { return [ function () { }, [1, 2, 3], /xxx/, RegExp, "blah", 9, new Date(), getAnException() ]; } var object = { }; var fun = function () { }; var someException = getAnException(); var someDate = new Date(); var objects = [ [1, Number.prototype], ["foo", String.prototype], [true, Boolean.prototype], [object, object], [fun, fun], [someException, someException], [someDate, someDate] ]; function runTest(fun) { for (var i in objects) { var obj = objects[i][0]; var chain = objects[i][1]; var specialObjects = getSpecialObjects(); for (var j in specialObjects) { var special = specialObjects[j]; chain.__proto__ = special; for (var k in builtInPropertyNames) { var propertyName = builtInPropertyNames[k]; fun(obj, propertyName); } } } } runTest(function (obj, name) { return obj[name]; }); runTest(function (obj, name) { return obj[name] = { }; });