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('Tests to ensure that Function.apply works correctly for Arrays, arguments and array-like objects.'); |
| 25 | |
| 26 | function argumentsApply1(a, b, c) |
| 27 | { |
| 28 | function t(a, b, c) |
| 29 | { |
| 30 | return a; |
| 31 | } |
| 32 | return t.apply(null, arguments); |
| 33 | } |
| 34 | |
| 35 | function argumentsApply2(a, b, c) |
| 36 | { |
| 37 | function t(a, b, c) |
| 38 | { |
| 39 | return b; |
| 40 | } |
| 41 | return t.apply(null, arguments); |
| 42 | } |
| 43 | |
| 44 | function argumentsApply3(a, b, c) |
| 45 | { |
| 46 | function t(a, b, c) |
| 47 | { |
| 48 | return c; |
| 49 | } |
| 50 | return t.apply(null, arguments); |
| 51 | } |
| 52 | |
| 53 | function argumentsApplyLength(a, b, c) |
| 54 | { |
| 55 | function t(a, b, c) |
| 56 | { |
| 57 | return arguments.length; |
| 58 | } |
| 59 | return t.apply(null, arguments); |
| 60 | } |
| 61 | var executedAdditionalArgument = false; |
| 62 | function argumentsApplyExcessArguments(a, b, c) |
| 63 | { |
| 64 | function t(a, b, c) |
| 65 | { |
| 66 | return arguments.length; |
| 67 | } |
| 68 | return t.apply(null, arguments, executedAdditionalArgument = true); |
| 69 | } |
| 70 | |
| 71 | shouldBe("argumentsApply1(1, 2, 3)", "1"); |
| 72 | shouldBe("argumentsApply2(1, 2, 3)", "2"); |
| 73 | shouldBe("argumentsApply3(1, 2, 3)", "3"); |
| 74 | shouldBe("argumentsApplyLength(1, 2, 3)", "3"); |
| 75 | shouldBe("argumentsApplyExcessArguments(1, 2, 3)", "3"); |
| 76 | shouldBeTrue("executedAdditionalArgument"); |
| 77 | |
| 78 | function arrayApply1(array) |
| 79 | { |
| 80 | function t(a, b, c) |
| 81 | { |
| 82 | return a; |
| 83 | } |
| 84 | return t.apply(null, array); |
| 85 | } |
| 86 | |
| 87 | function arrayApply2(array) |
| 88 | { |
| 89 | function t(a, b, c) |
| 90 | { |
| 91 | return b; |
| 92 | } |
| 93 | return t.apply(null, array); |
| 94 | } |
| 95 | |
| 96 | function arrayApply3(array) |
| 97 | { |
| 98 | function t(a, b, c) |
| 99 | { |
| 100 | return c; |
| 101 | } |
| 102 | return t.apply(null, array); |
| 103 | } |
| 104 | |
| 105 | function arrayApplyLength(array) |
| 106 | { |
| 107 | function t(a, b, c) |
| 108 | { |
| 109 | return arguments.length; |
| 110 | } |
| 111 | return t.apply(null, array); |
| 112 | } |
| 113 | |
| 114 | shouldBe("arrayApply1([1, 2, 3])", "1"); |
| 115 | shouldBe("arrayApply2([1, 2, 3])", "2"); |
| 116 | shouldBe("arrayApply3([1, 2, 3])", "3"); |
| 117 | shouldBe("arrayApplyLength([1, 2, 3])", "3"); |
| 118 | |
| 119 | |
| 120 | function argumentsApplyDelete1(a, b, c) |
| 121 | { |
| 122 | function t(a, b, c) |
| 123 | { |
| 124 | return a; |
| 125 | } |
| 126 | delete arguments[1]; |
| 127 | return t.apply(null, arguments); |
| 128 | } |
| 129 | |
| 130 | function argumentsApplyDelete2(a, b, c) |
| 131 | { |
| 132 | function t(a, b, c) |
| 133 | { |
| 134 | return b; |
| 135 | } |
| 136 | delete arguments[1]; |
| 137 | return t.apply(null, arguments); |
| 138 | } |
| 139 | |
| 140 | function argumentsApplyDelete3(a, b, c) |
| 141 | { |
| 142 | function t(a, b, c) |
| 143 | { |
| 144 | return c; |
| 145 | } |
| 146 | delete arguments[1]; |
| 147 | return t.apply(null, arguments); |
| 148 | } |
| 149 | |
| 150 | function argumentsApplyDeleteLength(a, b, c) |
| 151 | { |
| 152 | function t(a, b, c) |
| 153 | { |
| 154 | return arguments.length; |
| 155 | } |
| 156 | delete arguments[1]; |
| 157 | return t.apply(null, arguments); |
| 158 | } |
| 159 | |
| 160 | shouldBe("argumentsApplyDelete1(1, 2, 3)", "1"); |
| 161 | shouldBe("argumentsApplyDelete2(1, 2, 3)", "undefined"); |
| 162 | shouldBe("argumentsApplyDelete3(1, 2, 3)", "3"); |
| 163 | shouldBe("argumentsApplyDeleteLength(1, 2, 3)", "3"); |
| 164 | |
| 165 | |
| 166 | function arrayApplyDelete1(array) |
| 167 | { |
| 168 | function t(a, b, c) |
| 169 | { |
| 170 | return a; |
| 171 | } |
| 172 | delete array[1]; |
| 173 | return t.apply(null, array); |
| 174 | } |
| 175 | |
| 176 | function arrayApplyDelete2(array) |
| 177 | { |
| 178 | function t(a, b, c) |
| 179 | { |
| 180 | return b; |
| 181 | } |
| 182 | delete array[1]; |
| 183 | return t.apply(null, array); |
| 184 | } |
| 185 | |
| 186 | function arrayApplyDelete3(array) |
| 187 | { |
| 188 | function t(a, b, c) |
| 189 | { |
| 190 | return c; |
| 191 | } |
| 192 | delete array[1]; |
| 193 | return t.apply(null, array); |
| 194 | } |
| 195 | |
| 196 | function arrayApplyDeleteLength(array) |
| 197 | { |
| 198 | function t(a, b, c) |
| 199 | { |
| 200 | return arguments.length; |
| 201 | } |
| 202 | delete array[1]; |
| 203 | return t.apply(null, array); |
| 204 | } |
| 205 | |
| 206 | shouldBe("arrayApplyDelete1([1, 2, 3])", "1"); |
| 207 | shouldBe("arrayApplyDelete2([1, 2, 3])", "undefined"); |
| 208 | shouldBe("arrayApplyDelete3([1, 2, 3])", "3"); |
| 209 | shouldBe("arrayApplyDeleteLength([1, 2, 3])", "3"); |
| 210 | |
| 211 | |
| 212 | function argumentsApplyChangeLength1() |
| 213 | { |
| 214 | function f() { |
| 215 | return arguments.length; |
| 216 | }; |
| 217 | arguments.length = 2; |
| 218 | return f.apply(null, arguments); |
| 219 | } |
| 220 | |
| 221 | |
| 222 | function argumentsApplyChangeLength2() |
| 223 | { |
| 224 | function f(a) { |
| 225 | return arguments.length; |
| 226 | }; |
| 227 | arguments.length = 2; |
| 228 | return f.apply(null, arguments); |
| 229 | } |
| 230 | |
| 231 | |
| 232 | function argumentsApplyChangeLength3() |
| 233 | { |
| 234 | function f(a, b, c) { |
| 235 | return arguments.length; |
| 236 | }; |
| 237 | arguments.length = 2; |
| 238 | return f.apply(null, arguments); |
| 239 | }; |
| 240 | |
| 241 | function argumentsApplyChangeLength4() |
| 242 | { |
| 243 | function f() { |
| 244 | return arguments.length; |
| 245 | }; |
| 246 | arguments.length = 0; |
| 247 | return f.apply(null, arguments); |
| 248 | }; |
| 249 | |
| 250 | function argumentsApplyChangeLength5() |
| 251 | { |
| 252 | function f() { |
| 253 | return arguments.length; |
| 254 | }; |
| 255 | arguments.length = "Not A Number"; |
| 256 | return f.apply(null, arguments); |
| 257 | } |
| 258 | |
| 259 | shouldBe("argumentsApplyChangeLength1(1)", "2"); |
| 260 | shouldBe("argumentsApplyChangeLength2(1)", "2"); |
| 261 | shouldBe("argumentsApplyChangeLength3(1)", "2"); |
| 262 | shouldBe("argumentsApplyChangeLength4(1)", "0"); |
| 263 | shouldBe("argumentsApplyChangeLength5(1)", "0"); |
| 264 | |
| 265 | function arrayApplyChangeLength1() |
| 266 | { |
| 267 | function f() { |
| 268 | return arguments.length; |
| 269 | }; |
| 270 | var array = []; |
| 271 | array.length = 2; |
| 272 | return f.apply(null, array); |
| 273 | } |
| 274 | |
| 275 | function arrayApplyChangeLength2() |
| 276 | { |
| 277 | function f(a) { |
| 278 | return arguments.length; |
| 279 | }; |
| 280 | var array = []; |
| 281 | array.length = 2; |
| 282 | return f.apply(null, array); |
| 283 | } |
| 284 | |
| 285 | function arrayApplyChangeLength3() |
| 286 | { |
| 287 | function f(a, b, c) { |
| 288 | return arguments.length; |
| 289 | }; |
| 290 | var array = []; |
| 291 | array.length = 2; |
| 292 | return f.apply(null, array); |
| 293 | } |
| 294 | |
| 295 | function arrayApplyChangeLength4() |
| 296 | { |
| 297 | function f() { |
| 298 | return arguments.length; |
| 299 | }; |
| 300 | var array = [1]; |
| 301 | array.length = 0; |
| 302 | return f.apply(null, array); |
| 303 | }; |
| 304 | |
| 305 | shouldBe("arrayApplyChangeLength1()", "2"); |
| 306 | shouldBe("arrayApplyChangeLength2()", "2"); |
| 307 | shouldBe("arrayApplyChangeLength3()", "2"); |
| 308 | shouldBe("arrayApplyChangeLength4()", "0"); |
| 309 | |
| 310 | shouldBe("var a = []; a.length = 0xFFFE; [].constructor.apply('', a).length", "0xFFFE"); |
| 311 | shouldBe("var a = []; a.length = 0xFFFF; [].constructor.apply('', a).length", "0xFFFF"); |
| 312 | shouldBe("var a = []; a.length = 0x10000; [].constructor.apply('', a).length", "0x10000"); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame^] | 313 | shouldBe("var a = []; a.length = 0x10001; [].constructor.apply('', a).length", "0x10001"); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 314 | shouldThrow("var a = []; a.length = 0xFFFFFFFE; [].constructor.apply('', a).length"); |
| 315 | shouldThrow("var a = []; a.length = 0xFFFFFFFF; [].constructor.apply('', a).length"); |
| 316 | |
| 317 | // ES5 permits apply with array-like objects. |
| 318 | shouldBe("(function(a,b,c,d){ return d ? -1 : (a+b+c); }).apply(undefined, {length:3, 0:100, 1:20, 2:3})", '123'); |