1// Copyright 2011 the V8 project authors. All rights reserved. 2// Redistribution and use in source and binary forms, with or without 3// modification, are permitted provided that the following conditions are 4// met: 5// 6// * Redistributions of source code must retain the above copyright 7// notice, this list of conditions and the following disclaimer. 8// * Redistributions in binary form must reproduce the above 9// copyright notice, this list of conditions and the following 10// disclaimer in the documentation and/or other materials provided 11// with the distribution. 12// * Neither the name of Google Inc. nor the names of its 13// contributors may be used to endorse or promote products derived 14// from this software without specific prior written permission. 15// 16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 28// See: http://code.google.com/p/v8/issues/detail?id=1365 29 30// Check that builtin methods are passed undefined as the receiver 31// when called as functions through variables. 32 33// Flags: --allow-natives-syntax 34 35// Global variable. 36var valueOf = Object.prototype.valueOf; 37var hasOwnProperty = Object.prototype.hasOwnProperty; 38 39function callGlobalValueOf() { valueOf(); } 40function callGlobalHasOwnProperty() { valueOf(); } 41 42assertEquals(Object.prototype, Object.prototype.valueOf()); 43assertThrows(callGlobalValueOf); 44assertThrows(callGlobalHasOwnProperty); 45 46%OptimizeFunctionOnNextCall(Object.prototype.valueOf); 47Object.prototype.valueOf(); 48 49assertEquals(Object.prototype, Object.prototype.valueOf()); 50assertThrows(callGlobalValueOf); 51assertThrows(callGlobalHasOwnProperty); 52 53function CheckExceptionCallLocal() { 54 var valueOf = Object.prototype.valueOf; 55 var hasOwnProperty = Object.prototype.hasOwnProperty; 56 var exception = false; 57 try { valueOf(); } catch(e) { exception = true; } 58 assertTrue(exception); 59 exception = false; 60 try { hasOwnProperty(); } catch(e) { exception = true; } 61 assertTrue(exception); 62} 63CheckExceptionCallLocal(); 64 65function CheckExceptionCallParameter(f) { 66 var exception = false; 67 try { f(); } catch(e) { exception = true; } 68 assertTrue(exception); 69} 70CheckExceptionCallParameter(Object.prototype.valueOf); 71CheckExceptionCallParameter(Object.prototype.hasOwnProperty); 72 73function CheckPotentiallyShadowedByEval() { 74 var exception = false; 75 try { 76 eval("hasOwnProperty('x')"); 77 } catch(e) { 78 exception = true; 79 } 80 assertTrue(exception); 81} 82CheckPotentiallyShadowedByEval(); 83