// Copyright 2013 the V8 project authors. All rights reserved. // Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple 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: // 1. Redistributions of source code must retain the above copyright // notice, this list of conditions and the following disclaimer. // 2. 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. // // THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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. description("Test to ensure that we handle caching of prototype chains containing dictionaries."); var Test = function(){}; var methodCount = 65; for (var i = 0; i < methodCount; i++){ Test.prototype['myMethod' + i] = function(){}; } var test1 = new Test(); for (var k in test1); Test.prototype.myAdditionalMethod = function(){}; var test2 = new Test(); var j = k; var foundNewPrototypeProperty = false; for (var k in test2){ if ("myAdditionalMethod" == k) foundNewPrototypeProperty = true; } shouldBeTrue('foundNewPrototypeProperty'); var Test = function(){}; for (var i = 0; i < methodCount; i++){ Test.prototype['myMethod' + i] = function(){}; } var test1 = new Test(); for (var k in test1); delete (Test.prototype)[k] var test2 = new Test(); var j = k; var foundRemovedPrototypeProperty = false; for (var k in test2){ if (j == k) foundRemovedPrototypeProperty = true; } shouldBeFalse("foundRemovedPrototypeProperty"); var Test = function(){}; for (var i = 0; i < methodCount; i++){ Test.prototype['myMethod' + i] = function(){}; } function update(test) { test.newProperty = true; } var test1 = new Test(); update(test1); var test2 = new Test(); update(test2); var test3 = new Test(); update(test3); var calledNewPrototypeSetter = false; Test.prototype.__defineSetter__("newProperty", function(){ calledNewPrototypeSetter = true; }); var test4 = new Test(); update(test4); shouldBeTrue('calledNewPrototypeSetter'); var test4 = {__proto__:{prop:"on prototype"}}; for (var i = 0; i < 200; i++) test4[i]=[i]; var test5 = {__proto__:{__proto__:{prop:"on prototype's prototype"}}}; for (var i = 0; i < 200; i++) test5[i]=[i]; getTestProperty = function(o) { return o.prop; } getTestProperty(test4); getTestProperty(test4); shouldBe("getTestProperty(test4)", '"on prototype"'); test4.prop = "on self"; shouldBe("getTestProperty(test4)", '"on self"'); getTestProperty = function(o) { return o.prop; } getTestProperty(test5); getTestProperty(test5); shouldBe("getTestProperty(test5)", '"on prototype\'s prototype"'); test5.prop = "on self"; shouldBe("getTestProperty(test5)", '"on self"');