Iain Merrick | 7568138 | 2010-08-19 15:07:18 +0100 | [diff] [blame^] | 1 | // Copyright 2010 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 | var x = {}; |
| 29 | |
| 30 | // Add property a with getter/setter. |
| 31 | x.__defineGetter__("a", function() { |
| 32 | try { |
| 33 | y.x = 40; |
| 34 | } catch (e) { |
| 35 | assertEquals(3, e.stack.split('\n').length); |
| 36 | } |
| 37 | return 40; |
| 38 | }); |
| 39 | |
| 40 | x.__defineSetter__("a", function(val) { |
| 41 | try { |
| 42 | y.x = 40; |
| 43 | } catch(e) { |
| 44 | assertEquals(3, e.stack.split('\n').length); |
| 45 | } |
| 46 | }); |
| 47 | |
| 48 | // Add property b with getter/setter. |
| 49 | function getB() { |
| 50 | try { |
| 51 | y.x = 30; |
| 52 | } catch (e) { |
| 53 | assertEquals(3, e.stack.split('\n').length); |
| 54 | } |
| 55 | return 30; |
| 56 | } |
| 57 | |
| 58 | function setB(val) { |
| 59 | try { |
| 60 | y.x = 30; |
| 61 | } catch(e) { |
| 62 | assertEquals(3, e.stack.split('\n').length); |
| 63 | } |
| 64 | } |
| 65 | |
| 66 | x.__defineGetter__("b", getB); |
| 67 | x.__defineSetter__("b", setB); |
| 68 | |
| 69 | // Add property c with getter/setter. |
| 70 | var descriptor = { |
| 71 | get: function() { |
| 72 | try { |
| 73 | y.x = 40; |
| 74 | } catch (e) { |
| 75 | assertEquals(3, e.stack.split('\n').length); |
| 76 | } |
| 77 | return 40; |
| 78 | }, |
| 79 | set: function(val) { |
| 80 | try { |
| 81 | y.x = 40; |
| 82 | } catch(e) { |
| 83 | assertEquals(3, e.stack.split('\n').length); |
| 84 | } |
| 85 | } |
| 86 | } |
| 87 | |
| 88 | Object.defineProperty(x, 'c', descriptor) |
| 89 | |
| 90 | // Check that the stack for an exception in a getter and setter produce the |
| 91 | // expected stack height. |
| 92 | x.a; |
| 93 | x.b; |
| 94 | x.c; |
| 95 | x.a = 1; |
| 96 | x.b = 1; |
| 97 | x.c = 1; |
| 98 | |
| 99 | // Do the same with the getters/setters on the a prototype object. |
| 100 | xx = {} |
| 101 | xx.__proto__ = x |
| 102 | |
| 103 | xx.a; |
| 104 | xx.b; |
| 105 | xx.c; |
| 106 | xx.a = 1; |
| 107 | xx.b = 1; |
| 108 | xx.c = 1; |
| 109 | |