Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1 | // Copyright 2013 the V8 project authors. All rights reserved. |
| 2 | // Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. |
| 3 | // |
| 4 | // Redistribution and use in source and binary forms, with or without |
| 5 | // modification, are permitted provided that the following conditions |
| 6 | // are met: |
| 7 | // 1. Redistributions of source code must retain the above copyright |
| 8 | // notice, this list of conditions and the following disclaimer. |
| 9 | // 2. Redistributions in binary form must reproduce the above copyright |
| 10 | // notice, this list of conditions and the following disclaimer in the |
| 11 | // documentation and/or other materials provided with the distribution. |
| 12 | // |
| 13 | // THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY |
| 14 | // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| 15 | // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| 16 | // DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
| 17 | // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| 18 | // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| 19 | // LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON |
| 20 | // ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 21 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| 22 | // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 23 | |
| 24 | description( |
| 25 | "This page tests for assertion failures in edge cases of property lookup on primitive values." |
| 26 | ); |
| 27 | |
| 28 | var didNotCrash = true; |
| 29 | |
| 30 | (function () { |
| 31 | delete String.prototype.constructor; |
| 32 | for (var i = 0; i < 3; ++i) |
| 33 | "".replace; |
| 34 | })(); |
| 35 | |
| 36 | (function () { |
| 37 | String.prototype.__proto__ = { x: 1, y: 1 }; |
| 38 | delete String.prototype.__proto__.x; |
| 39 | for (var i = 0; i < 3; ++i) |
| 40 | "".y; |
| 41 | })(); |
| 42 | |
| 43 | (function () { |
| 44 | function f(x) { |
| 45 | x.y; |
| 46 | } |
| 47 | |
| 48 | String.prototype.x = 1; |
| 49 | String.prototype.y = 1; |
| 50 | delete String.prototype.x; |
| 51 | |
| 52 | Number.prototype.x = 1; |
| 53 | Number.prototype.y = 1; |
| 54 | delete Number.prototype.x; |
| 55 | |
| 56 | for (var i = 0; i < 3; ++i) |
| 57 | f(""); |
| 58 | |
| 59 | for (var i = 0; i < 3; ++i) |
| 60 | f(.5); |
| 61 | })(); |
| 62 | |
| 63 | |
| 64 | var checkOkay; |
| 65 | |
| 66 | function checkGet(x, constructor) |
| 67 | { |
| 68 | checkOkay = false; |
| 69 | Object.defineProperty(constructor.prototype, "foo", { get: function() { checkOkay = typeof this === 'object'; }, configurable: true }); |
| 70 | x.foo; |
| 71 | delete constructor.prototype.foo; |
| 72 | return checkOkay; |
| 73 | } |
| 74 | |
| 75 | function checkSet(x, constructor) |
| 76 | { |
| 77 | checkOkay = false; |
| 78 | Object.defineProperty(constructor.prototype, "foo", { set: function() { checkOkay = typeof this === 'object'; }, configurable: true }); |
| 79 | x.foo = null; |
| 80 | delete constructor.prototype.foo; |
| 81 | return checkOkay; |
| 82 | } |
| 83 | |
| 84 | function checkGetStrict(x, constructor) |
| 85 | { |
| 86 | checkOkay = false; |
| 87 | Object.defineProperty(constructor.prototype, "foo", { get: function() { "use strict"; checkOkay = typeof this !== 'object'; }, configurable: true }); |
| 88 | x.foo; |
| 89 | delete constructor.prototype.foo; |
| 90 | return checkOkay; |
| 91 | } |
| 92 | |
| 93 | function checkSetStrict(x, constructor) |
| 94 | { |
| 95 | checkOkay = false; |
| 96 | Object.defineProperty(constructor.prototype, "foo", { set: function() { "use strict"; checkOkay = typeof this !== 'object'; }, configurable: true }); |
| 97 | x.foo = null; |
| 98 | delete constructor.prototype.foo; |
| 99 | return checkOkay; |
| 100 | } |
| 101 | |
| 102 | shouldBeTrue("checkGet(1, Number)"); |
| 103 | shouldBeTrue("checkGet('hello', String)"); |
| 104 | shouldBeTrue("checkGet(true, Boolean)"); |
| 105 | shouldBeTrue("checkSet(1, Number)"); |
| 106 | shouldBeTrue("checkSet('hello', String)"); |
| 107 | shouldBeTrue("checkSet(true, Boolean)"); |
| 108 | shouldBeTrue("checkGetStrict(1, Number)"); |
| 109 | shouldBeTrue("checkGetStrict('hello', String)"); |
| 110 | shouldBeTrue("checkGetStrict(true, Boolean)"); |
| 111 | shouldBeTrue("checkSetStrict(1, Number)"); |
| 112 | shouldBeTrue("checkSetStrict('hello', String)"); |
| 113 | shouldBeTrue("checkSetStrict(true, Boolean)"); |
| 114 | |
| 115 | function checkRead(x, constructor) |
| 116 | { |
| 117 | return x.foo === undefined; |
| 118 | } |
| 119 | |
| 120 | function checkWrite(x, constructor) |
| 121 | { |
| 122 | x.foo = null; |
| 123 | return x.foo === undefined; |
| 124 | } |
| 125 | |
| 126 | function checkReadStrict(x, constructor) |
| 127 | { |
| 128 | "use strict"; |
| 129 | return x.foo === undefined; |
| 130 | } |
| 131 | |
| 132 | function checkWriteStrict(x, constructor) |
| 133 | { |
| 134 | "use strict"; |
| 135 | x.foo = null; |
| 136 | return x.foo === undefined; |
| 137 | } |
| 138 | |
| 139 | shouldBeTrue("checkRead(1, Number)"); |
| 140 | shouldBeTrue("checkRead('hello', String)"); |
| 141 | shouldBeTrue("checkRead(true, Boolean)"); |
| 142 | shouldBeTrue("checkWrite(1, Number)"); |
| 143 | shouldBeTrue("checkWrite('hello', String)"); |
| 144 | shouldBeTrue("checkWrite(true, Boolean)"); |
| 145 | shouldBeTrue("checkReadStrict(1, Number)"); |
| 146 | shouldBeTrue("checkReadStrict('hello', String)"); |
| 147 | shouldBeTrue("checkReadStrict(true, Boolean)"); |
| 148 | shouldThrow("checkWriteStrict(1, Number)"); |
| 149 | shouldThrow("checkWriteStrict('hello', String)"); |
| 150 | shouldThrow("checkWriteStrict(true, Boolean)"); |
| 151 | |
| 152 | function checkNumericGet(x, constructor) |
| 153 | { |
| 154 | checkOkay = false; |
| 155 | Object.defineProperty(constructor.prototype, 42, { get: function() { checkOkay = typeof this === 'object'; }, configurable: true }); |
| 156 | x[42]; |
| 157 | delete constructor.prototype[42]; |
| 158 | return checkOkay; |
| 159 | } |
| 160 | |
| 161 | function checkNumericSet(x, constructor) |
| 162 | { |
| 163 | checkOkay = false; |
| 164 | Object.defineProperty(constructor.prototype, 42, { set: function() { checkOkay = typeof this === 'object'; }, configurable: true }); |
| 165 | x[42] = null; |
| 166 | delete constructor.prototype[42]; |
| 167 | return checkOkay; |
| 168 | } |
| 169 | |
| 170 | function checkNumericGetStrict(x, constructor) |
| 171 | { |
| 172 | checkOkay = false; |
| 173 | Object.defineProperty(constructor.prototype, 42, { get: function() { "use strict"; checkOkay = typeof this !== 'object'; }, configurable: true }); |
| 174 | x[42]; |
| 175 | delete constructor.prototype[42]; |
| 176 | return checkOkay; |
| 177 | } |
| 178 | |
| 179 | function checkNumericSetStrict(x, constructor) |
| 180 | { |
| 181 | checkOkay = false; |
| 182 | Object.defineProperty(constructor.prototype, 42, { set: function() { "use strict"; checkOkay = typeof this !== 'object'; }, configurable: true }); |
| 183 | x[42] = null; |
| 184 | delete constructor.prototype[42]; |
| 185 | return checkOkay; |
| 186 | } |
| 187 | |
| 188 | shouldBeTrue("checkNumericGet(1, Number)"); |
| 189 | shouldBeTrue("checkNumericGet('hello', String)"); |
| 190 | shouldBeTrue("checkNumericGet(true, Boolean)"); |
| 191 | shouldBeTrue("checkNumericSet(1, Number)"); |
| 192 | shouldBeTrue("checkNumericSet('hello', String)"); |
| 193 | shouldBeTrue("checkNumericSet(true, Boolean)"); |
| 194 | shouldBeTrue("checkNumericGetStrict(1, Number)"); |
| 195 | shouldBeTrue("checkNumericGetStrict('hello', String)"); |
| 196 | shouldBeTrue("checkNumericGetStrict(true, Boolean)"); |
| 197 | shouldBeTrue("checkNumericSetStrict(1, Number)"); |
| 198 | shouldBeTrue("checkNumericSetStrict('hello', String)"); |
| 199 | shouldBeTrue("checkNumericSetStrict(true, Boolean)"); |
| 200 | |
| 201 | function checkNumericRead(x, constructor) |
| 202 | { |
| 203 | return x[42] === undefined; |
| 204 | } |
| 205 | |
| 206 | function checkNumericWrite(x, constructor) |
| 207 | { |
| 208 | x[42] = null; |
| 209 | return x[42] === undefined; |
| 210 | } |
| 211 | |
| 212 | function checkNumericReadStrict(x, constructor) |
| 213 | { |
| 214 | "use strict"; |
| 215 | return x[42] === undefined; |
| 216 | } |
| 217 | |
| 218 | function checkNumericWriteStrict(x, constructor) |
| 219 | { |
| 220 | "use strict"; |
| 221 | x[42] = null; |
| 222 | return x[42] === undefined; |
| 223 | } |
| 224 | |
| 225 | shouldBeTrue("checkNumericRead(1, Number)"); |
| 226 | shouldBeTrue("checkNumericRead('hello', String)"); |
| 227 | shouldBeTrue("checkNumericRead(true, Boolean)"); |
| 228 | shouldBeTrue("checkNumericWrite(1, Number)"); |
| 229 | shouldBeTrue("checkNumericWrite('hello', String)"); |
| 230 | shouldBeTrue("checkNumericWrite(true, Boolean)"); |
| 231 | shouldBeTrue("checkNumericReadStrict(1, Number)"); |
| 232 | shouldBeTrue("checkNumericReadStrict('hello', String)"); |
| 233 | shouldBeTrue("checkNumericReadStrict(true, Boolean)"); |
| 234 | shouldThrow("checkNumericWriteStrict(1, Number)"); |
| 235 | shouldThrow("checkNumericWriteStrict('hello', String)"); |
| 236 | shouldThrow("checkNumericWriteStrict(true, Boolean)"); |
| 237 | |
| 238 | shouldBeTrue("didNotCrash"); |