regress-1365.js revision 3fb3ca8c7ca439d408449a395897395c0faae8d1 
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