Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1 | // Copyright 2011 the V8 project authors. All rights reserved. |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 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 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 28 | // We change the stack size for the ARM64 simulator because at one point this |
| 29 | // test enters an infinite recursion which goes through the runtime and we |
| 30 | // overflow the system stack before the simulator stack. |
| 31 | |
| 32 | // Flags: --harmony-proxies --sim-stack-size=500 |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 33 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 34 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 35 | // Helper. |
| 36 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 37 | function TestWithProxies(test, x, y, z) { |
| 38 | test(Proxy.create, x, y, z) |
| 39 | test(function(h) {return Proxy.createFunction(h, function() {})}, x, y, z) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 40 | } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 41 | |
| 42 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 43 | |
| 44 | // Getting property descriptors (Object.getOwnPropertyDescriptor). |
| 45 | |
| 46 | var key |
| 47 | |
| 48 | function TestGetOwnProperty(handler) { |
| 49 | TestWithProxies(TestGetOwnProperty2, handler) |
| 50 | } |
| 51 | |
| 52 | function TestGetOwnProperty2(create, handler) { |
| 53 | var p = create(handler) |
| 54 | assertEquals(42, Object.getOwnPropertyDescriptor(p, "a").value) |
| 55 | assertEquals("a", key) |
| 56 | assertEquals(42, Object.getOwnPropertyDescriptor(p, 99).value) |
| 57 | assertEquals("99", key) |
| 58 | } |
| 59 | |
| 60 | TestGetOwnProperty({ |
| 61 | getOwnPropertyDescriptor: function(k) { |
| 62 | key = k |
| 63 | return {value: 42, configurable: true} |
| 64 | } |
| 65 | }) |
| 66 | |
| 67 | TestGetOwnProperty({ |
| 68 | getOwnPropertyDescriptor: function(k) { |
| 69 | return this.getOwnPropertyDescriptor2(k) |
| 70 | }, |
| 71 | getOwnPropertyDescriptor2: function(k) { |
| 72 | key = k |
| 73 | return {value: 42, configurable: true} |
| 74 | } |
| 75 | }) |
| 76 | |
| 77 | TestGetOwnProperty({ |
| 78 | getOwnPropertyDescriptor: function(k) { |
| 79 | key = k |
| 80 | return {get value() { return 42 }, get configurable() { return true }} |
| 81 | } |
| 82 | }) |
| 83 | |
| 84 | TestGetOwnProperty(Proxy.create({ |
| 85 | get: function(pr, pk) { |
| 86 | return function(k) { key = k; return {value: 42, configurable: true} } |
| 87 | } |
| 88 | })) |
| 89 | |
| 90 | |
| 91 | function TestGetOwnPropertyThrow(handler) { |
| 92 | TestWithProxies(TestGetOwnPropertyThrow2, handler) |
| 93 | } |
| 94 | |
| 95 | function TestGetOwnPropertyThrow2(create, handler) { |
| 96 | var p = create(handler) |
| 97 | assertThrows(function(){ Object.getOwnPropertyDescriptor(p, "a") }, "myexn") |
| 98 | assertThrows(function(){ Object.getOwnPropertyDescriptor(p, 77) }, "myexn") |
| 99 | } |
| 100 | |
| 101 | TestGetOwnPropertyThrow({ |
| 102 | getOwnPropertyDescriptor: function(k) { throw "myexn" } |
| 103 | }) |
| 104 | |
| 105 | TestGetOwnPropertyThrow({ |
| 106 | getOwnPropertyDescriptor: function(k) { |
| 107 | return this.getPropertyDescriptor2(k) |
| 108 | }, |
| 109 | getOwnPropertyDescriptor2: function(k) { throw "myexn" } |
| 110 | }) |
| 111 | |
| 112 | TestGetOwnPropertyThrow({ |
| 113 | getOwnPropertyDescriptor: function(k) { |
| 114 | return {get value() { throw "myexn" }} |
| 115 | } |
| 116 | }) |
| 117 | |
| 118 | TestGetOwnPropertyThrow(Proxy.create({ |
| 119 | get: function(pr, pk) { |
| 120 | return function(k) { throw "myexn" } |
| 121 | } |
| 122 | })) |
| 123 | |
| 124 | |
| 125 | |
| 126 | // Getters (dot, brackets). |
| 127 | |
| 128 | var key |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 129 | |
| 130 | function TestGet(handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 131 | TestWithProxies(TestGet2, handler) |
| 132 | } |
| 133 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 134 | function TestGet2(create, handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 135 | var p = create(handler) |
| 136 | assertEquals(42, p.a) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 137 | assertEquals("a", key) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 138 | assertEquals(42, p["b"]) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 139 | assertEquals("b", key) |
| 140 | assertEquals(42, p[99]) |
| 141 | assertEquals("99", key) |
| 142 | assertEquals(42, (function(n) { return p[n] })("c")) |
| 143 | assertEquals("c", key) |
| 144 | assertEquals(42, (function(n) { return p[n] })(101)) |
| 145 | assertEquals("101", key) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 146 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 147 | var o = Object.create(p, {x: {value: 88}}) |
| 148 | assertEquals(42, o.a) |
| 149 | assertEquals("a", key) |
| 150 | assertEquals(42, o["b"]) |
| 151 | assertEquals("b", key) |
| 152 | assertEquals(42, o[99]) |
| 153 | assertEquals("99", key) |
| 154 | assertEquals(88, o.x) |
| 155 | assertEquals(88, o["x"]) |
| 156 | assertEquals(42, (function(n) { return o[n] })("c")) |
| 157 | assertEquals("c", key) |
| 158 | assertEquals(42, (function(n) { return o[n] })(101)) |
| 159 | assertEquals("101", key) |
| 160 | assertEquals(88, (function(n) { return o[n] })("x")) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 161 | } |
| 162 | |
| 163 | TestGet({ |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 164 | get: function(r, k) { key = k; return 42 } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 165 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 166 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 167 | TestGet({ |
| 168 | get: function(r, k) { return this.get2(r, k) }, |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 169 | get2: function(r, k) { key = k; return 42 } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 170 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 171 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 172 | TestGet({ |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 173 | getPropertyDescriptor: function(k) { key = k; return {value: 42} } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 174 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 175 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 176 | TestGet({ |
| 177 | getPropertyDescriptor: function(k) { return this.getPropertyDescriptor2(k) }, |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 178 | getPropertyDescriptor2: function(k) { key = k; return {value: 42} } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 179 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 180 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 181 | TestGet({ |
| 182 | getPropertyDescriptor: function(k) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 183 | key = k; |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 184 | return {get value() { return 42 }} |
| 185 | } |
| 186 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 187 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 188 | TestGet({ |
| 189 | get: undefined, |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 190 | getPropertyDescriptor: function(k) { key = k; return {value: 42} } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 191 | }) |
| 192 | |
| 193 | TestGet(Proxy.create({ |
| 194 | get: function(pr, pk) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 195 | return function(r, k) { key = k; return 42 } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 196 | } |
| 197 | })) |
| 198 | |
| 199 | |
| 200 | function TestGetCall(handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 201 | TestWithProxies(TestGetCall2, handler) |
| 202 | } |
| 203 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 204 | function TestGetCall2(create, handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 205 | var p = create(handler) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 206 | assertEquals(55, p.f()) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 207 | assertEquals(55, p["f"]()) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 208 | assertEquals(55, p.f("unused", "arguments")) |
| 209 | assertEquals(55, p.f.call(p)) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 210 | assertEquals(55, p["f"].call(p)) |
| 211 | assertEquals(55, p[101].call(p)) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 212 | assertEquals(55, p.withargs(45, 5)) |
| 213 | assertEquals(55, p.withargs.call(p, 11, 22)) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 214 | assertEquals(55, (function(n) { return p[n]() })("f")) |
| 215 | assertEquals(55, (function(n) { return p[n].call(p) })("f")) |
| 216 | assertEquals(55, (function(n) { return p[n](15, 20) })("withargs")) |
| 217 | assertEquals(55, (function(n) { return p[n].call(p, 13, 21) })("withargs")) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 218 | assertEquals("6655", "66" + p) // calls p.toString |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 219 | |
| 220 | var o = Object.create(p, {g: {value: function(x) { return x + 88 }}}) |
| 221 | assertEquals(55, o.f()) |
| 222 | assertEquals(55, o["f"]()) |
| 223 | assertEquals(55, o.f("unused", "arguments")) |
| 224 | assertEquals(55, o.f.call(o)) |
| 225 | assertEquals(55, o.f.call(p)) |
| 226 | assertEquals(55, o["f"].call(p)) |
| 227 | assertEquals(55, o[101].call(p)) |
| 228 | assertEquals(55, o.withargs(45, 5)) |
| 229 | assertEquals(55, o.withargs.call(p, 11, 22)) |
| 230 | assertEquals(90, o.g(2)) |
| 231 | assertEquals(91, o.g.call(o, 3)) |
| 232 | assertEquals(92, o.g.call(p, 4)) |
| 233 | assertEquals(55, (function(n) { return o[n]() })("f")) |
| 234 | assertEquals(55, (function(n) { return o[n].call(o) })("f")) |
| 235 | assertEquals(55, (function(n) { return o[n](15, 20) })("withargs")) |
| 236 | assertEquals(55, (function(n) { return o[n].call(o, 13, 21) })("withargs")) |
| 237 | assertEquals(93, (function(n) { return o[n](5) })("g")) |
| 238 | assertEquals(94, (function(n) { return o[n].call(o, 6) })("g")) |
| 239 | assertEquals(95, (function(n) { return o[n].call(p, 7) })("g")) |
| 240 | assertEquals("6655", "66" + o) // calls o.toString |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 241 | } |
| 242 | |
| 243 | TestGetCall({ |
| 244 | get: function(r, k) { return function() { return 55 } } |
| 245 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 246 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 247 | TestGetCall({ |
| 248 | get: function(r, k) { return this.get2(r, k) }, |
| 249 | get2: function(r, k) { return function() { return 55 } } |
| 250 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 251 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 252 | TestGetCall({ |
| 253 | getPropertyDescriptor: function(k) { |
| 254 | return {value: function() { return 55 }} |
| 255 | } |
| 256 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 257 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 258 | TestGetCall({ |
| 259 | getPropertyDescriptor: function(k) { return this.getPropertyDescriptor2(k) }, |
| 260 | getPropertyDescriptor2: function(k) { |
| 261 | return {value: function() { return 55 }} |
| 262 | } |
| 263 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 264 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 265 | TestGetCall({ |
| 266 | getPropertyDescriptor: function(k) { |
| 267 | return {get value() { return function() { return 55 } }} |
| 268 | } |
| 269 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 270 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 271 | TestGetCall({ |
| 272 | get: undefined, |
| 273 | getPropertyDescriptor: function(k) { |
| 274 | return {value: function() { return 55 }} |
| 275 | } |
| 276 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 277 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 278 | TestGetCall({ |
| 279 | get: function(r, k) { |
| 280 | if (k == "gg") { |
| 281 | return function() { return 55 } |
| 282 | } else if (k == "withargs") { |
| 283 | return function(n, m) { return n + m * 2 } |
| 284 | } else { |
| 285 | return function() { return this.gg() } |
| 286 | } |
| 287 | } |
| 288 | }) |
| 289 | |
| 290 | TestGetCall(Proxy.create({ |
| 291 | get: function(pr, pk) { |
| 292 | return function(r, k) { return function() { return 55 } } |
| 293 | } |
| 294 | })) |
| 295 | |
| 296 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 297 | function TestGetThrow(handler) { |
| 298 | TestWithProxies(TestGetThrow2, handler) |
| 299 | } |
| 300 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 301 | function TestGetThrow2(create, handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 302 | var p = create(handler) |
| 303 | assertThrows(function(){ p.a }, "myexn") |
| 304 | assertThrows(function(){ p["b"] }, "myexn") |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 305 | assertThrows(function(){ p[3] }, "myexn") |
| 306 | assertThrows(function(){ (function(n) { p[n] })("c") }, "myexn") |
| 307 | assertThrows(function(){ (function(n) { p[n] })(99) }, "myexn") |
| 308 | |
| 309 | var o = Object.create(p, {x: {value: 88}, '4': {value: 89}}) |
| 310 | assertThrows(function(){ o.a }, "myexn") |
| 311 | assertThrows(function(){ o["b"] }, "myexn") |
| 312 | assertThrows(function(){ o[3] }, "myexn") |
| 313 | assertThrows(function(){ (function(n) { o[n] })("c") }, "myexn") |
| 314 | assertThrows(function(){ (function(n) { o[n] })(99) }, "myexn") |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 315 | } |
| 316 | |
| 317 | TestGetThrow({ |
| 318 | get: function(r, k) { throw "myexn" } |
| 319 | }) |
| 320 | |
| 321 | TestGetThrow({ |
| 322 | get: function(r, k) { return this.get2(r, k) }, |
| 323 | get2: function(r, k) { throw "myexn" } |
| 324 | }) |
| 325 | |
| 326 | TestGetThrow({ |
| 327 | getPropertyDescriptor: function(k) { throw "myexn" } |
| 328 | }) |
| 329 | |
| 330 | TestGetThrow({ |
| 331 | getPropertyDescriptor: function(k) { return this.getPropertyDescriptor2(k) }, |
| 332 | getPropertyDescriptor2: function(k) { throw "myexn" } |
| 333 | }) |
| 334 | |
| 335 | TestGetThrow({ |
| 336 | getPropertyDescriptor: function(k) { |
| 337 | return {get value() { throw "myexn" }} |
| 338 | } |
| 339 | }) |
| 340 | |
| 341 | TestGetThrow({ |
| 342 | get: undefined, |
| 343 | getPropertyDescriptor: function(k) { throw "myexn" } |
| 344 | }) |
| 345 | |
| 346 | TestGetThrow(Proxy.create({ |
| 347 | get: function(pr, pk) { throw "myexn" } |
| 348 | })) |
| 349 | |
| 350 | TestGetThrow(Proxy.create({ |
| 351 | get: function(pr, pk) { |
| 352 | return function(r, k) { throw "myexn" } |
| 353 | } |
| 354 | })) |
| 355 | |
| 356 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 357 | |
| 358 | // Setters. |
| 359 | |
| 360 | var key |
| 361 | var val |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 362 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 363 | function TestSet(handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 364 | TestWithProxies(TestSet2, handler) |
| 365 | } |
| 366 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 367 | function TestSet2(create, handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 368 | var p = create(handler) |
| 369 | assertEquals(42, p.a = 42) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 370 | assertEquals("a", key) |
| 371 | assertEquals(42, val) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 372 | assertEquals(43, p["b"] = 43) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 373 | assertEquals("b", key) |
| 374 | assertEquals(43, val) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 375 | assertEquals(44, p[77] = 44) |
| 376 | assertEquals("77", key) |
| 377 | assertEquals(44, val) |
| 378 | |
| 379 | assertEquals(45, (function(n) { return p[n] = 45 })("c")) |
| 380 | assertEquals("c", key) |
| 381 | assertEquals(45, val) |
| 382 | assertEquals(46, (function(n) { return p[n] = 46 })(99)) |
| 383 | assertEquals("99", key) |
| 384 | assertEquals(46, val) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 385 | } |
| 386 | |
| 387 | TestSet({ |
| 388 | set: function(r, k, v) { key = k; val = v; return true } |
| 389 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 390 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 391 | TestSet({ |
| 392 | set: function(r, k, v) { return this.set2(r, k, v) }, |
| 393 | set2: function(r, k, v) { key = k; val = v; return true } |
| 394 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 395 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 396 | TestSet({ |
| 397 | getOwnPropertyDescriptor: function(k) { return {writable: true} }, |
| 398 | defineProperty: function(k, desc) { key = k; val = desc.value } |
| 399 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 400 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 401 | TestSet({ |
| 402 | getOwnPropertyDescriptor: function(k) { |
| 403 | return this.getOwnPropertyDescriptor2(k) |
| 404 | }, |
| 405 | getOwnPropertyDescriptor2: function(k) { return {writable: true} }, |
| 406 | defineProperty: function(k, desc) { this.defineProperty2(k, desc) }, |
| 407 | defineProperty2: function(k, desc) { key = k; val = desc.value } |
| 408 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 409 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 410 | TestSet({ |
| 411 | getOwnPropertyDescriptor: function(k) { |
| 412 | return {get writable() { return true }} |
| 413 | }, |
| 414 | defineProperty: function(k, desc) { key = k; val = desc.value } |
| 415 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 416 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 417 | TestSet({ |
| 418 | getOwnPropertyDescriptor: function(k) { |
| 419 | return {set: function(v) { key = k; val = v }} |
| 420 | } |
| 421 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 422 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 423 | TestSet({ |
| 424 | getOwnPropertyDescriptor: function(k) { return null }, |
| 425 | getPropertyDescriptor: function(k) { return {writable: true} }, |
| 426 | defineProperty: function(k, desc) { key = k; val = desc.value } |
| 427 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 428 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 429 | TestSet({ |
| 430 | getOwnPropertyDescriptor: function(k) { return null }, |
| 431 | getPropertyDescriptor: function(k) { |
| 432 | return {get writable() { return true }} |
| 433 | }, |
| 434 | defineProperty: function(k, desc) { key = k; val = desc.value } |
| 435 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 436 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 437 | TestSet({ |
| 438 | getOwnPropertyDescriptor: function(k) { return null }, |
| 439 | getPropertyDescriptor: function(k) { |
| 440 | return {set: function(v) { key = k; val = v }} |
| 441 | } |
| 442 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 443 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 444 | TestSet({ |
| 445 | getOwnPropertyDescriptor: function(k) { return null }, |
| 446 | getPropertyDescriptor: function(k) { return null }, |
| 447 | defineProperty: function(k, desc) { key = k, val = desc.value } |
| 448 | }) |
| 449 | |
| 450 | TestSet(Proxy.create({ |
| 451 | get: function(pr, pk) { |
| 452 | return function(r, k, v) { key = k; val = v; return true } |
| 453 | } |
| 454 | })) |
| 455 | |
| 456 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 457 | function TestSetThrow(handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 458 | TestWithProxies(TestSetThrow2, handler) |
| 459 | } |
| 460 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 461 | function TestSetThrow2(create, handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 462 | var p = create(handler) |
| 463 | assertThrows(function(){ p.a = 42 }, "myexn") |
| 464 | assertThrows(function(){ p["b"] = 42 }, "myexn") |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 465 | assertThrows(function(){ p[22] = 42 }, "myexn") |
| 466 | assertThrows(function(){ (function(n) { p[n] = 45 })("c") }, "myexn") |
| 467 | assertThrows(function(){ (function(n) { p[n] = 46 })(99) }, "myexn") |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 468 | } |
| 469 | |
| 470 | TestSetThrow({ |
| 471 | set: function(r, k, v) { throw "myexn" } |
| 472 | }) |
| 473 | |
| 474 | TestSetThrow({ |
| 475 | set: function(r, k, v) { return this.set2(r, k, v) }, |
| 476 | set2: function(r, k, v) { throw "myexn" } |
| 477 | }) |
| 478 | |
| 479 | TestSetThrow({ |
| 480 | getOwnPropertyDescriptor: function(k) { throw "myexn" }, |
| 481 | defineProperty: function(k, desc) { key = k; val = desc.value } |
| 482 | }) |
| 483 | |
| 484 | TestSetThrow({ |
| 485 | getOwnPropertyDescriptor: function(k) { return {writable: true} }, |
| 486 | defineProperty: function(k, desc) { throw "myexn" } |
| 487 | }) |
| 488 | |
| 489 | TestSetThrow({ |
| 490 | getOwnPropertyDescriptor: function(k) { |
| 491 | return this.getOwnPropertyDescriptor2(k) |
| 492 | }, |
| 493 | getOwnPropertyDescriptor2: function(k) { throw "myexn" }, |
| 494 | defineProperty: function(k, desc) { this.defineProperty2(k, desc) }, |
| 495 | defineProperty2: function(k, desc) { key = k; val = desc.value } |
| 496 | }) |
| 497 | |
| 498 | TestSetThrow({ |
| 499 | getOwnPropertyDescriptor: function(k) { |
| 500 | return this.getOwnPropertyDescriptor2(k) |
| 501 | }, |
| 502 | getOwnPropertyDescriptor2: function(k) { return {writable: true} }, |
| 503 | defineProperty: function(k, desc) { this.defineProperty2(k, desc) }, |
| 504 | defineProperty2: function(k, desc) { throw "myexn" } |
| 505 | }) |
| 506 | |
| 507 | TestSetThrow({ |
| 508 | getOwnPropertyDescriptor: function(k) { throw "myexn" }, |
| 509 | defineProperty: function(k, desc) { key = k; val = desc.value } |
| 510 | }) |
| 511 | |
| 512 | TestSetThrow({ |
| 513 | getOwnPropertyDescriptor: function(k) { |
| 514 | return {get writable() { return true }} |
| 515 | }, |
| 516 | defineProperty: function(k, desc) { throw "myexn" } |
| 517 | }) |
| 518 | |
| 519 | TestSetThrow({ |
| 520 | getOwnPropertyDescriptor: function(k) { throw "myexn" } |
| 521 | }) |
| 522 | |
| 523 | TestSetThrow({ |
| 524 | getOwnPropertyDescriptor: function(k) { |
| 525 | return {set: function(v) { throw "myexn" }} |
| 526 | } |
| 527 | }) |
| 528 | |
| 529 | TestSetThrow({ |
| 530 | getOwnPropertyDescriptor: function(k) { throw "myexn" }, |
| 531 | getPropertyDescriptor: function(k) { return {writable: true} }, |
| 532 | defineProperty: function(k, desc) { key = k; val = desc.value } |
| 533 | }) |
| 534 | |
| 535 | TestSetThrow({ |
| 536 | getOwnPropertyDescriptor: function(k) { return null }, |
| 537 | getPropertyDescriptor: function(k) { throw "myexn" }, |
| 538 | defineProperty: function(k, desc) { key = k; val = desc.value } |
| 539 | }) |
| 540 | |
| 541 | TestSetThrow({ |
| 542 | getOwnPropertyDescriptor: function(k) { return null }, |
| 543 | getPropertyDescriptor: function(k) { return {writable: true} }, |
| 544 | defineProperty: function(k, desc) { throw "myexn" } |
| 545 | }) |
| 546 | |
| 547 | TestSetThrow({ |
| 548 | getOwnPropertyDescriptor: function(k) { return null }, |
| 549 | getPropertyDescriptor: function(k) { |
| 550 | return {get writable() { throw "myexn" }} |
| 551 | }, |
| 552 | defineProperty: function(k, desc) { key = k; val = desc.value } |
| 553 | }) |
| 554 | |
| 555 | TestSetThrow({ |
| 556 | getOwnPropertyDescriptor: function(k) { return null }, |
| 557 | getPropertyDescriptor: function(k) { |
| 558 | return {set: function(v) { throw "myexn" }} |
| 559 | } |
| 560 | }) |
| 561 | |
| 562 | TestSetThrow({ |
| 563 | getOwnPropertyDescriptor: function(k) { return null }, |
| 564 | getPropertyDescriptor: function(k) { return null }, |
| 565 | defineProperty: function(k, desc) { throw "myexn" } |
| 566 | }) |
| 567 | |
| 568 | TestSetThrow(Proxy.create({ |
| 569 | get: function(pr, pk) { throw "myexn" } |
| 570 | })) |
| 571 | |
| 572 | TestSetThrow(Proxy.create({ |
| 573 | get: function(pr, pk) { |
| 574 | return function(r, k, v) { throw "myexn" } |
| 575 | } |
| 576 | })) |
| 577 | |
| 578 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 579 | var rec |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 580 | var key |
| 581 | var val |
| 582 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 583 | function TestSetForDerived(trap) { |
| 584 | TestWithProxies(TestSetForDerived2, trap) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 585 | } |
| 586 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 587 | function TestSetForDerived2(create, trap) { |
| 588 | var p = create({getPropertyDescriptor: trap, getOwnPropertyDescriptor: trap}) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 589 | var o = Object.create(p, {x: {value: 88, writable: true}, |
| 590 | '1': {value: 89, writable: true}}) |
| 591 | |
| 592 | key = "" |
| 593 | assertEquals(48, o.x = 48) |
| 594 | assertEquals("", key) // trap not invoked |
| 595 | assertEquals(48, o.x) |
| 596 | |
| 597 | assertEquals(47, o[1] = 47) |
| 598 | assertEquals("", key) // trap not invoked |
| 599 | assertEquals(47, o[1]) |
| 600 | |
| 601 | assertEquals(49, o.y = 49) |
| 602 | assertEquals("y", key) |
| 603 | assertEquals(49, o.y) |
| 604 | |
| 605 | assertEquals(50, o[2] = 50) |
| 606 | assertEquals("2", key) |
| 607 | assertEquals(50, o[2]) |
| 608 | |
| 609 | assertEquals(44, o.p_writable = 44) |
| 610 | assertEquals("p_writable", key) |
| 611 | assertEquals(44, o.p_writable) |
| 612 | |
| 613 | assertEquals(45, o.p_nonwritable = 45) |
| 614 | assertEquals("p_nonwritable", key) |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 615 | assertFalse(Object.prototype.hasOwnProperty.call(o, "p_nonwritable")) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 616 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 617 | assertThrows(function(){ "use strict"; o.p_nonwritable = 45 }, TypeError) |
| 618 | assertEquals("p_nonwritable", key) |
| 619 | assertFalse(Object.prototype.hasOwnProperty.call(o, "p_nonwritable")) |
| 620 | |
| 621 | val = "" |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 622 | assertEquals(46, o.p_setter = 46) |
| 623 | assertEquals("p_setter", key) |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 624 | assertSame(o, rec) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 625 | assertEquals(46, val) // written to parent |
| 626 | assertFalse(Object.prototype.hasOwnProperty.call(o, "p_setter")) |
| 627 | |
| 628 | val = "" |
| 629 | assertEquals(47, o.p_nosetter = 47) |
| 630 | assertEquals("p_nosetter", key) |
| 631 | assertEquals("", val) // not written at all |
| 632 | assertFalse(Object.prototype.hasOwnProperty.call(o, "p_nosetter")); |
| 633 | |
| 634 | key = "" |
| 635 | assertThrows(function(){ "use strict"; o.p_nosetter = 50 }, TypeError) |
| 636 | assertEquals("p_nosetter", key) |
| 637 | assertEquals("", val) // not written at all |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 638 | assertFalse(Object.prototype.hasOwnProperty.call(o, "p_nosetter")); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 639 | |
| 640 | assertThrows(function(){ o.p_nonconf = 53 }, TypeError) |
| 641 | assertEquals("p_nonconf", key) |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 642 | assertFalse(Object.prototype.hasOwnProperty.call(o, "p_nonconf")); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 643 | |
| 644 | assertThrows(function(){ o.p_throw = 51 }, "myexn") |
| 645 | assertEquals("p_throw", key) |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 646 | assertFalse(Object.prototype.hasOwnProperty.call(o, "p_throw")); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 647 | |
| 648 | assertThrows(function(){ o.p_setterthrow = 52 }, "myexn") |
| 649 | assertEquals("p_setterthrow", key) |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 650 | assertFalse(Object.prototype.hasOwnProperty.call(o, "p_setterthrow")); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 651 | } |
| 652 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 653 | |
| 654 | TestSetForDerived( |
| 655 | function(k) { |
| 656 | // TODO(yangguo): issue 2398 - throwing an error causes formatting of |
| 657 | // the message string, which can be observable through this handler. |
| 658 | // We ignore keys that occur when formatting the message string. |
| 659 | if (k == "toString" || k == "valueOf") return; |
| 660 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 661 | key = k; |
| 662 | switch (k) { |
| 663 | case "p_writable": return {writable: true, configurable: true} |
| 664 | case "p_nonwritable": return {writable: false, configurable: true} |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 665 | case "p_setter": return { |
| 666 | set: function(x) { rec = this; val = x }, |
| 667 | configurable: true |
| 668 | } |
| 669 | case "p_nosetter": return { |
| 670 | get: function() { return 1 }, |
| 671 | configurable: true |
| 672 | } |
| 673 | case "p_nonconf": return {} |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 674 | case "p_throw": throw "myexn" |
| 675 | case "p_setterthrow": return {set: function(x) { throw "myexn" }} |
| 676 | default: return undefined |
| 677 | } |
| 678 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 679 | ) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 680 | |
| 681 | |
| 682 | // Evil proxy-induced side-effects shouldn't crash. |
| 683 | // TODO(rossberg): proper behaviour isn't really spec'ed yet, so ignore results. |
| 684 | |
| 685 | TestWithProxies(function(create) { |
| 686 | var calls = 0 |
| 687 | var handler = { |
| 688 | getPropertyDescriptor: function() { |
| 689 | ++calls |
| 690 | return (calls % 2 == 1) |
| 691 | ? {get: function() { return 5 }, configurable: true} |
| 692 | : {set: function() { return false }, configurable: true} |
| 693 | } |
| 694 | } |
| 695 | var p = create(handler) |
| 696 | var o = Object.create(p) |
| 697 | // Make proxy prototype property read-only after CanPut check. |
| 698 | try { o.x = 4 } catch (e) { assertInstanceof(e, Error) } |
| 699 | }) |
| 700 | |
| 701 | TestWithProxies(function(create) { |
| 702 | var handler = { |
| 703 | getPropertyDescriptor: function() { |
| 704 | Object.defineProperty(o, "x", {get: function() { return 5 }}); |
| 705 | return {set: function() {}} |
| 706 | } |
| 707 | } |
| 708 | var p = create(handler) |
| 709 | var o = Object.create(p) |
| 710 | // Make object property read-only after CanPut check. |
| 711 | try { o.x = 4 } catch (e) { assertInstanceof(e, Error) } |
| 712 | }) |
| 713 | |
| 714 | |
| 715 | |
| 716 | // TODO(rossberg): TestSetReject, returning false |
| 717 | // TODO(rossberg): TestGetProperty, TestSetProperty |
| 718 | |
| 719 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 720 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 721 | // Property definition (Object.defineProperty and Object.defineProperties). |
| 722 | |
| 723 | var key |
| 724 | var desc |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 725 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 726 | function TestDefine(handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 727 | TestWithProxies(TestDefine2, handler) |
| 728 | } |
| 729 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 730 | function TestDefine2(create, handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 731 | var p = create(handler) |
| 732 | assertEquals(p, Object.defineProperty(p, "a", {value: 44})) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 733 | assertEquals("a", key) |
| 734 | assertEquals(1, Object.getOwnPropertyNames(desc).length) |
| 735 | assertEquals(44, desc.value) |
| 736 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 737 | assertEquals(p, Object.defineProperty(p, "b", {value: 45, writable: false})) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 738 | assertEquals("b", key) |
| 739 | assertEquals(2, Object.getOwnPropertyNames(desc).length) |
| 740 | assertEquals(45, desc.value) |
| 741 | assertEquals(false, desc.writable) |
| 742 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 743 | assertEquals(p, Object.defineProperty(p, "c", {value: 46, enumerable: false})) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 744 | assertEquals("c", key) |
| 745 | assertEquals(2, Object.getOwnPropertyNames(desc).length) |
| 746 | assertEquals(46, desc.value) |
| 747 | assertEquals(false, desc.enumerable) |
| 748 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 749 | assertEquals(p, Object.defineProperty(p, 101, {value: 47, enumerable: false})) |
| 750 | assertEquals("101", key) |
| 751 | assertEquals(2, Object.getOwnPropertyNames(desc).length) |
| 752 | assertEquals(47, desc.value) |
| 753 | assertEquals(false, desc.enumerable) |
| 754 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 755 | var attributes = {configurable: true, mine: 66, minetoo: 23} |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 756 | assertEquals(p, Object.defineProperty(p, "d", attributes)) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 757 | assertEquals("d", key) |
| 758 | // Modifying the attributes object after the fact should have no effect. |
| 759 | attributes.configurable = false |
| 760 | attributes.mine = 77 |
| 761 | delete attributes.minetoo |
| 762 | assertEquals(3, Object.getOwnPropertyNames(desc).length) |
| 763 | assertEquals(true, desc.configurable) |
| 764 | assertEquals(66, desc.mine) |
| 765 | assertEquals(23, desc.minetoo) |
| 766 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 767 | assertEquals(p, Object.defineProperty(p, "e", {get: function(){ return 5 }})) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 768 | assertEquals("e", key) |
| 769 | assertEquals(1, Object.getOwnPropertyNames(desc).length) |
| 770 | assertEquals(5, desc.get()) |
| 771 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 772 | assertEquals(p, Object.defineProperty(p, "zzz", {})) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 773 | assertEquals("zzz", key) |
| 774 | assertEquals(0, Object.getOwnPropertyNames(desc).length) |
| 775 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 776 | var d = create({ |
| 777 | get: function(r, k) { return (k === "value") ? 77 : void 0 }, |
| 778 | getOwnPropertyNames: function() { return ["value"] }, |
| 779 | enumerate: function() { return ["value"] } |
| 780 | }) |
| 781 | assertEquals(1, Object.getOwnPropertyNames(d).length) |
| 782 | assertEquals(77, d.value) |
| 783 | assertEquals(p, Object.defineProperty(p, "p", d)) |
| 784 | assertEquals("p", key) |
| 785 | assertEquals(1, Object.getOwnPropertyNames(desc).length) |
| 786 | assertEquals(77, desc.value) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 787 | |
| 788 | var props = { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 789 | '11': {}, |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 790 | blub: {get: function() { return true }}, |
| 791 | '': {get value() { return 20 }}, |
| 792 | last: {value: 21, configurable: true, mine: "eyes"} |
| 793 | } |
| 794 | Object.defineProperty(props, "hidden", {value: "hidden", enumerable: false}) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 795 | assertEquals(p, Object.defineProperties(p, props)) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 796 | assertEquals("last", key) |
| 797 | assertEquals(2, Object.getOwnPropertyNames(desc).length) |
| 798 | assertEquals(21, desc.value) |
| 799 | assertEquals(true, desc.configurable) |
| 800 | assertEquals(undefined, desc.mine) // Arguably a bug in the spec... |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 801 | |
| 802 | var props = {bla: {get value() { throw "myexn" }}} |
| 803 | assertThrows(function(){ Object.defineProperties(p, props) }, "myexn") |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 804 | } |
| 805 | |
| 806 | TestDefine({ |
| 807 | defineProperty: function(k, d) { key = k; desc = d; return true } |
| 808 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 809 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 810 | TestDefine({ |
| 811 | defineProperty: function(k, d) { return this.defineProperty2(k, d) }, |
| 812 | defineProperty2: function(k, d) { key = k; desc = d; return true } |
| 813 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 814 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 815 | TestDefine(Proxy.create({ |
| 816 | get: function(pr, pk) { |
| 817 | return function(k, d) { key = k; desc = d; return true } |
| 818 | } |
| 819 | })) |
| 820 | |
| 821 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 822 | function TestDefineThrow(handler) { |
| 823 | TestWithProxies(TestDefineThrow2, handler) |
| 824 | } |
| 825 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 826 | function TestDefineThrow2(create, handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 827 | var p = create(handler) |
| 828 | assertThrows(function(){ Object.defineProperty(p, "a", {value: 44})}, "myexn") |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 829 | assertThrows(function(){ Object.defineProperty(p, 0, {value: 44})}, "myexn") |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 830 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 831 | var d1 = create({ |
| 832 | get: function(r, k) { throw "myexn" }, |
| 833 | getOwnPropertyNames: function() { return ["value"] } |
| 834 | }) |
| 835 | assertThrows(function(){ Object.defineProperty(p, "p", d1) }, "myexn") |
| 836 | var d2 = create({ |
| 837 | get: function(r, k) { return 77 }, |
| 838 | getOwnPropertyNames: function() { throw "myexn" } |
| 839 | }) |
| 840 | assertThrows(function(){ Object.defineProperty(p, "p", d2) }, "myexn") |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 841 | |
| 842 | var props = {bla: {get value() { throw "otherexn" }}} |
| 843 | assertThrows(function(){ Object.defineProperties(p, props) }, "otherexn") |
| 844 | } |
| 845 | |
| 846 | TestDefineThrow({ |
| 847 | defineProperty: function(k, d) { throw "myexn" } |
| 848 | }) |
| 849 | |
| 850 | TestDefineThrow({ |
| 851 | defineProperty: function(k, d) { return this.defineProperty2(k, d) }, |
| 852 | defineProperty2: function(k, d) { throw "myexn" } |
| 853 | }) |
| 854 | |
| 855 | TestDefineThrow(Proxy.create({ |
| 856 | get: function(pr, pk) { throw "myexn" } |
| 857 | })) |
| 858 | |
| 859 | TestDefineThrow(Proxy.create({ |
| 860 | get: function(pr, pk) { |
| 861 | return function(k, d) { throw "myexn" } |
| 862 | } |
| 863 | })) |
| 864 | |
| 865 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 866 | |
| 867 | // Property deletion (delete). |
| 868 | |
| 869 | var key |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 870 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 871 | function TestDelete(handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 872 | TestWithProxies(TestDelete2, handler) |
| 873 | } |
| 874 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 875 | function TestDelete2(create, handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 876 | var p = create(handler) |
| 877 | assertEquals(true, delete p.a) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 878 | assertEquals("a", key) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 879 | assertEquals(true, delete p["b"]) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 880 | assertEquals("b", key) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 881 | assertEquals(true, delete p[1]) |
| 882 | assertEquals("1", key) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 883 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 884 | assertEquals(false, delete p.z1) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 885 | assertEquals("z1", key) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 886 | assertEquals(false, delete p["z2"]) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 887 | assertEquals("z2", key); |
| 888 | |
| 889 | (function() { |
| 890 | "use strict" |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 891 | assertEquals(true, delete p.c) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 892 | assertEquals("c", key) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 893 | assertEquals(true, delete p["d"]) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 894 | assertEquals("d", key) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 895 | assertEquals(true, delete p[2]) |
| 896 | assertEquals("2", key) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 897 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 898 | assertThrows(function(){ delete p.z3 }, TypeError) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 899 | assertEquals("z3", key) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 900 | assertThrows(function(){ delete p["z4"] }, TypeError) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 901 | assertEquals("z4", key) |
| 902 | })() |
| 903 | } |
| 904 | |
| 905 | TestDelete({ |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 906 | delete: function(k) { key = k; return k < "z" } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 907 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 908 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 909 | TestDelete({ |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 910 | delete: function(k) { return this.delete2(k) }, |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 911 | delete2: function(k) { key = k; return k < "z" } |
| 912 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 913 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 914 | TestDelete(Proxy.create({ |
| 915 | get: function(pr, pk) { |
| 916 | return function(k) { key = k; return k < "z" } |
| 917 | } |
| 918 | })) |
| 919 | |
| 920 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 921 | function TestDeleteThrow(handler) { |
| 922 | TestWithProxies(TestDeleteThrow2, handler) |
| 923 | } |
| 924 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 925 | function TestDeleteThrow2(create, handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 926 | var p = create(handler) |
| 927 | assertThrows(function(){ delete p.a }, "myexn") |
| 928 | assertThrows(function(){ delete p["b"] }, "myexn"); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 929 | assertThrows(function(){ delete p[3] }, "myexn"); |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 930 | |
| 931 | (function() { |
| 932 | "use strict" |
| 933 | assertThrows(function(){ delete p.c }, "myexn") |
| 934 | assertThrows(function(){ delete p["d"] }, "myexn") |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 935 | assertThrows(function(){ delete p[4] }, "myexn"); |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 936 | })() |
| 937 | } |
| 938 | |
| 939 | TestDeleteThrow({ |
| 940 | delete: function(k) { throw "myexn" } |
| 941 | }) |
| 942 | |
| 943 | TestDeleteThrow({ |
| 944 | delete: function(k) { return this.delete2(k) }, |
| 945 | delete2: function(k) { throw "myexn" } |
| 946 | }) |
| 947 | |
| 948 | TestDeleteThrow(Proxy.create({ |
| 949 | get: function(pr, pk) { throw "myexn" } |
| 950 | })) |
| 951 | |
| 952 | TestDeleteThrow(Proxy.create({ |
| 953 | get: function(pr, pk) { |
| 954 | return function(k) { throw "myexn" } |
| 955 | } |
| 956 | })) |
| 957 | |
| 958 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 959 | |
| 960 | // Property descriptors (Object.getOwnPropertyDescriptor). |
| 961 | |
| 962 | function TestDescriptor(handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 963 | TestWithProxies(TestDescriptor2, handler) |
| 964 | } |
| 965 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 966 | function TestDescriptor2(create, handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 967 | var p = create(handler) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 968 | var descs = [ |
| 969 | {configurable: true}, |
| 970 | {value: 34, enumerable: true, configurable: true}, |
| 971 | {value: 3, writable: false, mine: "eyes", configurable: true}, |
| 972 | {get value() { return 20 }, get configurable() { return true }}, |
| 973 | {get: function() { "get" }, set: function() { "set" }, configurable: true} |
| 974 | ] |
| 975 | for (var i = 0; i < descs.length; ++i) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 976 | assertEquals(p, Object.defineProperty(p, i, descs[i])) |
| 977 | var desc = Object.getOwnPropertyDescriptor(p, i) |
| 978 | for (prop in descs[i]) { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 979 | // TODO(rossberg): Ignore user attributes as long as the spec isn't |
| 980 | // fixed suitably. |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 981 | if (prop != "mine") assertEquals(descs[i][prop], desc[prop]) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 982 | } |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 983 | assertEquals(undefined, Object.getOwnPropertyDescriptor(p, "absent")) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 984 | } |
| 985 | } |
| 986 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 987 | TestDescriptor({ |
| 988 | defineProperty: function(k, d) { this["__" + k] = d; return true }, |
| 989 | getOwnPropertyDescriptor: function(k) { return this["__" + k] } |
| 990 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 991 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 992 | TestDescriptor({ |
| 993 | defineProperty: function(k, d) { this["__" + k] = d; return true }, |
| 994 | getOwnPropertyDescriptor: function(k) { |
| 995 | return this.getOwnPropertyDescriptor2(k) |
| 996 | }, |
| 997 | getOwnPropertyDescriptor2: function(k) { return this["__" + k] } |
| 998 | }) |
| 999 | |
| 1000 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1001 | function TestDescriptorThrow(handler) { |
| 1002 | TestWithProxies(TestDescriptorThrow2, handler) |
| 1003 | } |
| 1004 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1005 | function TestDescriptorThrow2(create, handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1006 | var p = create(handler) |
| 1007 | assertThrows(function(){ Object.getOwnPropertyDescriptor(p, "a") }, "myexn") |
| 1008 | } |
| 1009 | |
| 1010 | TestDescriptorThrow({ |
| 1011 | getOwnPropertyDescriptor: function(k) { throw "myexn" } |
| 1012 | }) |
| 1013 | |
| 1014 | TestDescriptorThrow({ |
| 1015 | getOwnPropertyDescriptor: function(k) { |
| 1016 | return this.getOwnPropertyDescriptor2(k) |
| 1017 | }, |
| 1018 | getOwnPropertyDescriptor2: function(k) { throw "myexn" } |
| 1019 | }) |
| 1020 | |
| 1021 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1022 | |
| 1023 | // Comparison. |
| 1024 | |
| 1025 | function TestComparison(eq) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1026 | TestWithProxies(TestComparison2, eq) |
| 1027 | } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1028 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1029 | function TestComparison2(create, eq) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1030 | var p1 = create({}) |
| 1031 | var p2 = create({}) |
| 1032 | |
| 1033 | assertTrue(eq(p1, p1)) |
| 1034 | assertTrue(eq(p2, p2)) |
| 1035 | assertTrue(!eq(p1, p2)) |
| 1036 | assertTrue(!eq(p1, {})) |
| 1037 | assertTrue(!eq({}, p2)) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1038 | assertTrue(!eq({}, {})) |
| 1039 | } |
| 1040 | |
| 1041 | TestComparison(function(o1, o2) { return o1 == o2 }) |
| 1042 | TestComparison(function(o1, o2) { return o1 === o2 }) |
| 1043 | TestComparison(function(o1, o2) { return !(o1 != o2) }) |
| 1044 | TestComparison(function(o1, o2) { return !(o1 !== o2) }) |
| 1045 | |
| 1046 | |
| 1047 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1048 | // Type (typeof). |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1049 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1050 | function TestTypeof() { |
| 1051 | assertEquals("object", typeof Proxy.create({})) |
| 1052 | assertTrue(typeof Proxy.create({}) == "object") |
| 1053 | assertTrue("object" == typeof Proxy.create({})) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1054 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1055 | assertEquals("function", typeof Proxy.createFunction({}, function() {})) |
| 1056 | assertTrue(typeof Proxy.createFunction({}, function() {}) == "function") |
| 1057 | assertTrue("function" == typeof Proxy.createFunction({}, function() {})) |
| 1058 | } |
| 1059 | |
| 1060 | TestTypeof() |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1061 | |
| 1062 | |
| 1063 | |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1064 | // Membership test (in). |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1065 | |
| 1066 | var key |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1067 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1068 | function TestIn(handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1069 | TestWithProxies(TestIn2, handler) |
| 1070 | } |
| 1071 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1072 | function TestIn2(create, handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1073 | var p = create(handler) |
| 1074 | assertTrue("a" in p) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1075 | assertEquals("a", key) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1076 | assertTrue(99 in p) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1077 | assertEquals("99", key) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1078 | assertFalse("z" in p) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1079 | assertEquals("z", key) |
| 1080 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1081 | assertEquals(2, ("a" in p) ? 2 : 0) |
| 1082 | assertEquals(0, !("a" in p) ? 2 : 0) |
| 1083 | assertEquals(0, ("zzz" in p) ? 2 : 0) |
| 1084 | assertEquals(2, !("zzz" in p) ? 2 : 0) |
| 1085 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1086 | // Test compilation in conditionals. |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1087 | if ("b" in p) { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1088 | } else { |
| 1089 | assertTrue(false) |
| 1090 | } |
| 1091 | assertEquals("b", key) |
| 1092 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1093 | if ("zz" in p) { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1094 | assertTrue(false) |
| 1095 | } |
| 1096 | assertEquals("zz", key) |
| 1097 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1098 | if (!("c" in p)) { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1099 | assertTrue(false) |
| 1100 | } |
| 1101 | assertEquals("c", key) |
| 1102 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1103 | if (!("zzz" in p)) { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1104 | } else { |
| 1105 | assertTrue(false) |
| 1106 | } |
| 1107 | assertEquals("zzz", key) |
| 1108 | } |
| 1109 | |
| 1110 | TestIn({ |
| 1111 | has: function(k) { key = k; return k < "z" } |
| 1112 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1113 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1114 | TestIn({ |
| 1115 | has: function(k) { return this.has2(k) }, |
| 1116 | has2: function(k) { key = k; return k < "z" } |
| 1117 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1118 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1119 | TestIn({ |
| 1120 | getPropertyDescriptor: function(k) { |
| 1121 | key = k; return k < "z" ? {value: 42} : void 0 |
| 1122 | } |
| 1123 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1124 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1125 | TestIn({ |
| 1126 | getPropertyDescriptor: function(k) { return this.getPropertyDescriptor2(k) }, |
| 1127 | getPropertyDescriptor2: function(k) { |
| 1128 | key = k; return k < "z" ? {value: 42} : void 0 |
| 1129 | } |
| 1130 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1131 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1132 | TestIn({ |
| 1133 | getPropertyDescriptor: function(k) { |
| 1134 | key = k; return k < "z" ? {get value() { return 42 }} : void 0 |
| 1135 | } |
| 1136 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1137 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1138 | TestIn({ |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1139 | has: undefined, |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1140 | getPropertyDescriptor: function(k) { |
| 1141 | key = k; return k < "z" ? {value: 42} : void 0 |
| 1142 | } |
| 1143 | }) |
| 1144 | |
| 1145 | TestIn(Proxy.create({ |
| 1146 | get: function(pr, pk) { |
| 1147 | return function(k) { key = k; return k < "z" } |
| 1148 | } |
| 1149 | })) |
| 1150 | |
| 1151 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1152 | function TestInThrow(handler) { |
| 1153 | TestWithProxies(TestInThrow2, handler) |
| 1154 | } |
| 1155 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1156 | function TestInThrow2(create, handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1157 | var p = create(handler) |
| 1158 | assertThrows(function(){ return "a" in o }, "myexn") |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1159 | assertThrows(function(){ return 99 in o }, "myexn") |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1160 | assertThrows(function(){ return !("a" in o) }, "myexn") |
| 1161 | assertThrows(function(){ return ("a" in o) ? 2 : 3 }, "myexn") |
| 1162 | assertThrows(function(){ if ("b" in o) {} }, "myexn") |
| 1163 | assertThrows(function(){ if (!("b" in o)) {} }, "myexn") |
| 1164 | assertThrows(function(){ if ("zzz" in o) {} }, "myexn") |
| 1165 | } |
| 1166 | |
| 1167 | TestInThrow({ |
| 1168 | has: function(k) { throw "myexn" } |
| 1169 | }) |
| 1170 | |
| 1171 | TestInThrow({ |
| 1172 | has: function(k) { return this.has2(k) }, |
| 1173 | has2: function(k) { throw "myexn" } |
| 1174 | }) |
| 1175 | |
| 1176 | TestInThrow({ |
| 1177 | getPropertyDescriptor: function(k) { throw "myexn" } |
| 1178 | }) |
| 1179 | |
| 1180 | TestInThrow({ |
| 1181 | getPropertyDescriptor: function(k) { return this.getPropertyDescriptor2(k) }, |
| 1182 | getPropertyDescriptor2: function(k) { throw "myexn" } |
| 1183 | }) |
| 1184 | |
| 1185 | TestInThrow({ |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1186 | has: undefined, |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1187 | getPropertyDescriptor: function(k) { throw "myexn" } |
| 1188 | }) |
| 1189 | |
| 1190 | TestInThrow(Proxy.create({ |
| 1191 | get: function(pr, pk) { throw "myexn" } |
| 1192 | })) |
| 1193 | |
| 1194 | TestInThrow(Proxy.create({ |
| 1195 | get: function(pr, pk) { |
| 1196 | return function(k) { throw "myexn" } |
| 1197 | } |
| 1198 | })) |
| 1199 | |
| 1200 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1201 | function TestInForDerived(handler) { |
| 1202 | TestWithProxies(TestInForDerived2, handler) |
| 1203 | } |
| 1204 | |
| 1205 | function TestInForDerived2(create, handler) { |
| 1206 | var p = create(handler) |
| 1207 | var o = Object.create(p) |
| 1208 | |
| 1209 | assertTrue("a" in o) |
| 1210 | assertEquals("a", key) |
| 1211 | assertTrue(99 in o) |
| 1212 | assertEquals("99", key) |
| 1213 | assertFalse("z" in o) |
| 1214 | assertEquals("z", key) |
| 1215 | |
| 1216 | assertEquals(2, ("a" in o) ? 2 : 0) |
| 1217 | assertEquals(0, !("a" in o) ? 2 : 0) |
| 1218 | assertEquals(0, ("zzz" in o) ? 2 : 0) |
| 1219 | assertEquals(2, !("zzz" in o) ? 2 : 0) |
| 1220 | |
| 1221 | if ("b" in o) { |
| 1222 | } else { |
| 1223 | assertTrue(false) |
| 1224 | } |
| 1225 | assertEquals("b", key) |
| 1226 | |
| 1227 | if ("zz" in o) { |
| 1228 | assertTrue(false) |
| 1229 | } |
| 1230 | assertEquals("zz", key) |
| 1231 | |
| 1232 | if (!("c" in o)) { |
| 1233 | assertTrue(false) |
| 1234 | } |
| 1235 | assertEquals("c", key) |
| 1236 | |
| 1237 | if (!("zzz" in o)) { |
| 1238 | } else { |
| 1239 | assertTrue(false) |
| 1240 | } |
| 1241 | assertEquals("zzz", key) |
| 1242 | } |
| 1243 | |
| 1244 | TestInForDerived({ |
| 1245 | getPropertyDescriptor: function(k) { |
| 1246 | key = k; return k < "z" ? {value: 42, configurable: true} : void 0 |
| 1247 | } |
| 1248 | }) |
| 1249 | |
| 1250 | TestInForDerived({ |
| 1251 | getPropertyDescriptor: function(k) { return this.getPropertyDescriptor2(k) }, |
| 1252 | getPropertyDescriptor2: function(k) { |
| 1253 | key = k; return k < "z" ? {value: 42, configurable: true} : void 0 |
| 1254 | } |
| 1255 | }) |
| 1256 | |
| 1257 | TestInForDerived({ |
| 1258 | getPropertyDescriptor: function(k) { |
| 1259 | key = k; |
| 1260 | return k < "z" ? {get value() { return 42 }, configurable: true} : void 0 |
| 1261 | } |
| 1262 | }) |
| 1263 | |
| 1264 | /* TODO(rossberg): this will work once we implement the newest proposal |
| 1265 | * regarding default traps for getPropertyDescriptor. |
| 1266 | TestInForDerived({ |
| 1267 | getOwnPropertyDescriptor: function(k) { |
| 1268 | key = k; return k < "z" ? {value: 42, configurable: true} : void 0 |
| 1269 | } |
| 1270 | }) |
| 1271 | |
| 1272 | TestInForDerived({ |
| 1273 | getOwnPropertyDescriptor: function(k) { |
| 1274 | return this.getOwnPropertyDescriptor2(k) |
| 1275 | }, |
| 1276 | getOwnPropertyDescriptor2: function(k) { |
| 1277 | key = k; return k < "z" ? {value: 42, configurable: true} : void 0 |
| 1278 | } |
| 1279 | }) |
| 1280 | |
| 1281 | TestInForDerived({ |
| 1282 | getOwnPropertyDescriptor: function(k) { |
| 1283 | key = k; |
| 1284 | return k < "z" ? {get value() { return 42 }, configurable: true} : void 0 |
| 1285 | } |
| 1286 | }) |
| 1287 | */ |
| 1288 | |
| 1289 | TestInForDerived(Proxy.create({ |
| 1290 | get: function(pr, pk) { |
| 1291 | return function(k) { |
| 1292 | key = k; return k < "z" ? {value: 42, configurable: true} : void 0 |
| 1293 | } |
| 1294 | } |
| 1295 | })) |
| 1296 | |
| 1297 | |
| 1298 | |
| 1299 | // Property descriptor conversion. |
| 1300 | |
| 1301 | var descget |
| 1302 | |
| 1303 | function TestDescriptorGetOrder(handler) { |
| 1304 | var p = Proxy.create(handler) |
| 1305 | var o = Object.create(p, {b: {value: 0}}) |
| 1306 | TestDescriptorGetOrder2(function(n) { return p[n] }, "vV") |
| 1307 | TestDescriptorGetOrder2(function(n) { return n in p }, "") |
| 1308 | TestDescriptorGetOrder2(function(n) { return o[n] }, "vV") |
| 1309 | TestDescriptorGetOrder2(function(n) { return n in o }, "eEcCvVwWgs") |
| 1310 | } |
| 1311 | |
| 1312 | function TestDescriptorGetOrder2(f, access) { |
| 1313 | descget = "" |
| 1314 | assertTrue(f("a")) |
| 1315 | assertEquals(access, descget) |
| 1316 | descget = "" |
| 1317 | assertTrue(f(99)) |
| 1318 | assertEquals(access, descget) |
| 1319 | descget = "" |
| 1320 | assertFalse(!!f("z")) |
| 1321 | assertEquals("", descget) |
| 1322 | } |
| 1323 | |
| 1324 | TestDescriptorGetOrder({ |
| 1325 | getPropertyDescriptor: function(k) { |
| 1326 | if (k >= "z") return void 0 |
| 1327 | // Return a proxy as property descriptor, so that we can log accesses. |
| 1328 | return Proxy.create({ |
| 1329 | get: function(r, attr) { |
| 1330 | descget += attr[0].toUpperCase() |
| 1331 | return true |
| 1332 | }, |
| 1333 | has: function(attr) { |
| 1334 | descget += attr[0] |
| 1335 | switch (attr) { |
| 1336 | case "writable": |
| 1337 | case "enumerable": |
| 1338 | case "configurable": |
| 1339 | case "value": |
| 1340 | return true |
| 1341 | case "get": |
| 1342 | case "set": |
| 1343 | return false |
| 1344 | default: |
| 1345 | assertUnreachable() |
| 1346 | } |
| 1347 | } |
| 1348 | }) |
| 1349 | } |
| 1350 | }) |
| 1351 | |
| 1352 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1353 | |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1354 | // Own Properties (Object.prototype.hasOwnProperty). |
| 1355 | |
| 1356 | var key |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1357 | |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1358 | function TestHasOwn(handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1359 | TestWithProxies(TestHasOwn2, handler) |
| 1360 | } |
| 1361 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1362 | function TestHasOwn2(create, handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1363 | var p = create(handler) |
| 1364 | assertTrue(Object.prototype.hasOwnProperty.call(p, "a")) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1365 | assertEquals("a", key) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1366 | assertTrue(Object.prototype.hasOwnProperty.call(p, 99)) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1367 | assertEquals("99", key) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1368 | assertFalse(Object.prototype.hasOwnProperty.call(p, "z")) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1369 | assertEquals("z", key) |
| 1370 | } |
| 1371 | |
| 1372 | TestHasOwn({ |
| 1373 | hasOwn: function(k) { key = k; return k < "z" } |
| 1374 | }) |
| 1375 | |
| 1376 | TestHasOwn({ |
| 1377 | hasOwn: function(k) { return this.hasOwn2(k) }, |
| 1378 | hasOwn2: function(k) { key = k; return k < "z" } |
| 1379 | }) |
| 1380 | |
| 1381 | TestHasOwn({ |
| 1382 | getOwnPropertyDescriptor: function(k) { |
| 1383 | key = k; return k < "z" ? {value: 42} : void 0 |
| 1384 | } |
| 1385 | }) |
| 1386 | |
| 1387 | TestHasOwn({ |
| 1388 | getOwnPropertyDescriptor: function(k) { |
| 1389 | return this.getOwnPropertyDescriptor2(k) |
| 1390 | }, |
| 1391 | getOwnPropertyDescriptor2: function(k) { |
| 1392 | key = k; return k < "z" ? {value: 42} : void 0 |
| 1393 | } |
| 1394 | }) |
| 1395 | |
| 1396 | TestHasOwn({ |
| 1397 | getOwnPropertyDescriptor: function(k) { |
| 1398 | key = k; return k < "z" ? {get value() { return 42 }} : void 0 |
| 1399 | } |
| 1400 | }) |
| 1401 | |
| 1402 | TestHasOwn({ |
| 1403 | hasOwn: undefined, |
| 1404 | getOwnPropertyDescriptor: function(k) { |
| 1405 | key = k; return k < "z" ? {value: 42} : void 0 |
| 1406 | } |
| 1407 | }) |
| 1408 | |
| 1409 | TestHasOwn(Proxy.create({ |
| 1410 | get: function(pr, pk) { |
| 1411 | return function(k) { key = k; return k < "z" } |
| 1412 | } |
| 1413 | })) |
| 1414 | |
| 1415 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1416 | function TestHasOwnThrow(handler) { |
| 1417 | TestWithProxies(TestHasOwnThrow2, handler) |
| 1418 | } |
| 1419 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1420 | function TestHasOwnThrow2(create, handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1421 | var p = create(handler) |
| 1422 | assertThrows(function(){ Object.prototype.hasOwnProperty.call(p, "a")}, |
| 1423 | "myexn") |
| 1424 | assertThrows(function(){ Object.prototype.hasOwnProperty.call(p, 99)}, |
| 1425 | "myexn") |
| 1426 | } |
| 1427 | |
| 1428 | TestHasOwnThrow({ |
| 1429 | hasOwn: function(k) { throw "myexn" } |
| 1430 | }) |
| 1431 | |
| 1432 | TestHasOwnThrow({ |
| 1433 | hasOwn: function(k) { return this.hasOwn2(k) }, |
| 1434 | hasOwn2: function(k) { throw "myexn" } |
| 1435 | }) |
| 1436 | |
| 1437 | TestHasOwnThrow({ |
| 1438 | getOwnPropertyDescriptor: function(k) { throw "myexn" } |
| 1439 | }) |
| 1440 | |
| 1441 | TestHasOwnThrow({ |
| 1442 | getOwnPropertyDescriptor: function(k) { |
| 1443 | return this.getOwnPropertyDescriptor2(k) |
| 1444 | }, |
| 1445 | getOwnPropertyDescriptor2: function(k) { throw "myexn" } |
| 1446 | }) |
| 1447 | |
| 1448 | TestHasOwnThrow({ |
| 1449 | hasOwn: undefined, |
| 1450 | getOwnPropertyDescriptor: function(k) { throw "myexn" } |
| 1451 | }) |
| 1452 | |
| 1453 | TestHasOwnThrow(Proxy.create({ |
| 1454 | get: function(pr, pk) { throw "myexn" } |
| 1455 | })) |
| 1456 | |
| 1457 | TestHasOwnThrow(Proxy.create({ |
| 1458 | get: function(pr, pk) { |
| 1459 | return function(k) { throw "myexn" } |
| 1460 | } |
| 1461 | })) |
| 1462 | |
| 1463 | |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1464 | |
| 1465 | // Instanceof (instanceof) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1466 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1467 | function TestProxyInstanceof() { |
| 1468 | var o1 = {} |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1469 | var p1 = Proxy.create({}) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1470 | var p2 = Proxy.create({}, o1) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1471 | var p3 = Proxy.create({}, p2) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1472 | var o2 = Object.create(p2) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1473 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1474 | var f0 = function() {} |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1475 | f0.prototype = o1 |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1476 | var f1 = function() {} |
| 1477 | f1.prototype = p1 |
| 1478 | var f2 = function() {} |
| 1479 | f2.prototype = p2 |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1480 | var f3 = function() {} |
| 1481 | f3.prototype = o2 |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1482 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1483 | assertTrue(o1 instanceof Object) |
| 1484 | assertFalse(o1 instanceof f0) |
| 1485 | assertFalse(o1 instanceof f1) |
| 1486 | assertFalse(o1 instanceof f2) |
| 1487 | assertFalse(o1 instanceof f3) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1488 | assertFalse(p1 instanceof Object) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1489 | assertFalse(p1 instanceof f0) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1490 | assertFalse(p1 instanceof f1) |
| 1491 | assertFalse(p1 instanceof f2) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1492 | assertFalse(p1 instanceof f3) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1493 | assertTrue(p2 instanceof Object) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1494 | assertTrue(p2 instanceof f0) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1495 | assertFalse(p2 instanceof f1) |
| 1496 | assertFalse(p2 instanceof f2) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1497 | assertFalse(p2 instanceof f3) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1498 | assertTrue(p3 instanceof Object) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1499 | assertTrue(p3 instanceof f0) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1500 | assertFalse(p3 instanceof f1) |
| 1501 | assertTrue(p3 instanceof f2) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1502 | assertFalse(p3 instanceof f3) |
| 1503 | assertTrue(o2 instanceof Object) |
| 1504 | assertTrue(o2 instanceof f0) |
| 1505 | assertFalse(o2 instanceof f1) |
| 1506 | assertTrue(o2 instanceof f2) |
| 1507 | assertFalse(o2 instanceof f3) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1508 | |
| 1509 | var f = Proxy.createFunction({}, function() {}) |
| 1510 | assertTrue(f instanceof Function) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1511 | } |
| 1512 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1513 | TestProxyInstanceof() |
| 1514 | |
| 1515 | |
| 1516 | function TestInstanceofProxy() { |
| 1517 | var o0 = Object.create(null) |
| 1518 | var o1 = {} |
| 1519 | var o2 = Object.create(o0) |
| 1520 | var o3 = Object.create(o1) |
| 1521 | var o4 = Object.create(o2) |
| 1522 | var o5 = Object.create(o3) |
| 1523 | |
| 1524 | function handler(o) { return {get: function() { return o } } } |
| 1525 | var f0 = Proxy.createFunction(handler(o0), function() {}) |
| 1526 | var f1 = Proxy.createFunction(handler(o1), function() {}) |
| 1527 | var f2 = Proxy.createFunction(handler(o2), function() {}) |
| 1528 | var f3 = Proxy.createFunction(handler(o3), function() {}) |
| 1529 | var f4 = Proxy.createFunction(handler(o4), function() {}) |
| 1530 | var f5 = Proxy.createFunction(handler(o4), function() {}) |
| 1531 | |
| 1532 | assertFalse(null instanceof f0) |
| 1533 | assertFalse(o0 instanceof f0) |
| 1534 | assertFalse(o0 instanceof f1) |
| 1535 | assertFalse(o0 instanceof f2) |
| 1536 | assertFalse(o0 instanceof f3) |
| 1537 | assertFalse(o0 instanceof f4) |
| 1538 | assertFalse(o0 instanceof f5) |
| 1539 | assertFalse(o1 instanceof f0) |
| 1540 | assertFalse(o1 instanceof f1) |
| 1541 | assertFalse(o1 instanceof f2) |
| 1542 | assertFalse(o1 instanceof f3) |
| 1543 | assertFalse(o1 instanceof f4) |
| 1544 | assertFalse(o1 instanceof f5) |
| 1545 | assertTrue(o2 instanceof f0) |
| 1546 | assertFalse(o2 instanceof f1) |
| 1547 | assertFalse(o2 instanceof f2) |
| 1548 | assertFalse(o2 instanceof f3) |
| 1549 | assertFalse(o2 instanceof f4) |
| 1550 | assertFalse(o2 instanceof f5) |
| 1551 | assertFalse(o3 instanceof f0) |
| 1552 | assertTrue(o3 instanceof f1) |
| 1553 | assertFalse(o3 instanceof f2) |
| 1554 | assertFalse(o3 instanceof f3) |
| 1555 | assertFalse(o3 instanceof f4) |
| 1556 | assertFalse(o3 instanceof f5) |
| 1557 | assertTrue(o4 instanceof f0) |
| 1558 | assertFalse(o4 instanceof f1) |
| 1559 | assertTrue(o4 instanceof f2) |
| 1560 | assertFalse(o4 instanceof f3) |
| 1561 | assertFalse(o4 instanceof f4) |
| 1562 | assertFalse(o4 instanceof f5) |
| 1563 | assertFalse(o5 instanceof f0) |
| 1564 | assertTrue(o5 instanceof f1) |
| 1565 | assertFalse(o5 instanceof f2) |
| 1566 | assertTrue(o5 instanceof f3) |
| 1567 | assertFalse(o5 instanceof f4) |
| 1568 | assertFalse(o5 instanceof f5) |
| 1569 | |
| 1570 | var f = Proxy.createFunction({}, function() {}) |
| 1571 | var ff = Proxy.createFunction(handler(Function), function() {}) |
| 1572 | assertTrue(f instanceof Function) |
| 1573 | assertFalse(f instanceof ff) |
| 1574 | } |
| 1575 | |
| 1576 | TestInstanceofProxy() |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1577 | |
| 1578 | |
| 1579 | |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1580 | // Prototype (Object.getPrototypeOf, Object.prototype.isPrototypeOf). |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1581 | |
| 1582 | function TestPrototype() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1583 | var o1 = {} |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1584 | var p1 = Proxy.create({}) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1585 | var p2 = Proxy.create({}, o1) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1586 | var p3 = Proxy.create({}, p2) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1587 | var p4 = Proxy.create({}, null) |
| 1588 | var o2 = Object.create(p3) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1589 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1590 | assertSame(Object.getPrototypeOf(o1), Object.prototype) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1591 | assertSame(Object.getPrototypeOf(p1), null) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1592 | assertSame(Object.getPrototypeOf(p2), o1) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1593 | assertSame(Object.getPrototypeOf(p3), p2) |
| 1594 | assertSame(Object.getPrototypeOf(p4), null) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1595 | assertSame(Object.getPrototypeOf(o2), p3) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1596 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1597 | assertTrue(Object.prototype.isPrototypeOf(o1)) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1598 | assertFalse(Object.prototype.isPrototypeOf(p1)) |
| 1599 | assertTrue(Object.prototype.isPrototypeOf(p2)) |
| 1600 | assertTrue(Object.prototype.isPrototypeOf(p3)) |
| 1601 | assertFalse(Object.prototype.isPrototypeOf(p4)) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1602 | assertTrue(Object.prototype.isPrototypeOf(o2)) |
| 1603 | assertTrue(Object.prototype.isPrototypeOf.call(Object.prototype, o1)) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1604 | assertFalse(Object.prototype.isPrototypeOf.call(Object.prototype, p1)) |
| 1605 | assertTrue(Object.prototype.isPrototypeOf.call(Object.prototype, p2)) |
| 1606 | assertTrue(Object.prototype.isPrototypeOf.call(Object.prototype, p3)) |
| 1607 | assertFalse(Object.prototype.isPrototypeOf.call(Object.prototype, p4)) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1608 | assertTrue(Object.prototype.isPrototypeOf.call(Object.prototype, o2)) |
| 1609 | assertFalse(Object.prototype.isPrototypeOf.call(o1, o1)) |
| 1610 | assertFalse(Object.prototype.isPrototypeOf.call(o1, p1)) |
| 1611 | assertTrue(Object.prototype.isPrototypeOf.call(o1, p2)) |
| 1612 | assertTrue(Object.prototype.isPrototypeOf.call(o1, p3)) |
| 1613 | assertFalse(Object.prototype.isPrototypeOf.call(o1, p4)) |
| 1614 | assertTrue(Object.prototype.isPrototypeOf.call(o1, o2)) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1615 | assertFalse(Object.prototype.isPrototypeOf.call(p1, p1)) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1616 | assertFalse(Object.prototype.isPrototypeOf.call(p1, o1)) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1617 | assertFalse(Object.prototype.isPrototypeOf.call(p1, p2)) |
| 1618 | assertFalse(Object.prototype.isPrototypeOf.call(p1, p3)) |
| 1619 | assertFalse(Object.prototype.isPrototypeOf.call(p1, p4)) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1620 | assertFalse(Object.prototype.isPrototypeOf.call(p1, o2)) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1621 | assertFalse(Object.prototype.isPrototypeOf.call(p2, p1)) |
| 1622 | assertFalse(Object.prototype.isPrototypeOf.call(p2, p2)) |
| 1623 | assertTrue(Object.prototype.isPrototypeOf.call(p2, p3)) |
| 1624 | assertFalse(Object.prototype.isPrototypeOf.call(p2, p4)) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1625 | assertTrue(Object.prototype.isPrototypeOf.call(p2, o2)) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1626 | assertFalse(Object.prototype.isPrototypeOf.call(p3, p2)) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1627 | assertTrue(Object.prototype.isPrototypeOf.call(p3, o2)) |
| 1628 | assertFalse(Object.prototype.isPrototypeOf.call(o2, o1)) |
| 1629 | assertFalse(Object.prototype.isPrototypeOf.call(o2, p1)) |
| 1630 | assertFalse(Object.prototype.isPrototypeOf.call(o2, p2)) |
| 1631 | assertFalse(Object.prototype.isPrototypeOf.call(o2, p3)) |
| 1632 | assertFalse(Object.prototype.isPrototypeOf.call(o2, p4)) |
| 1633 | assertFalse(Object.prototype.isPrototypeOf.call(o2, o2)) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1634 | |
| 1635 | var f = Proxy.createFunction({}, function() {}) |
| 1636 | assertSame(Object.getPrototypeOf(f), Function.prototype) |
| 1637 | assertTrue(Object.prototype.isPrototypeOf(f)) |
| 1638 | assertTrue(Object.prototype.isPrototypeOf.call(Function.prototype, f)) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1639 | } |
| 1640 | |
| 1641 | TestPrototype() |
| 1642 | |
| 1643 | |
| 1644 | |
| 1645 | // Property names (Object.getOwnPropertyNames, Object.keys). |
| 1646 | |
| 1647 | function TestPropertyNames(names, handler) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1648 | TestWithProxies(TestPropertyNames2, handler, names) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1649 | } |
| 1650 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1651 | function TestPropertyNames2(create, handler, names) { |
| 1652 | var p = create(handler) |
| 1653 | assertArrayEquals(names, Object.getOwnPropertyNames(p)) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1654 | } |
| 1655 | |
| 1656 | TestPropertyNames([], { |
| 1657 | getOwnPropertyNames: function() { return [] } |
| 1658 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1659 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1660 | TestPropertyNames(["a", "zz", " ", "0", "toString"], { |
| 1661 | getOwnPropertyNames: function() { return ["a", "zz", " ", 0, "toString"] } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1662 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1663 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1664 | TestPropertyNames(["throw", "function "], { |
| 1665 | getOwnPropertyNames: function() { return this.getOwnPropertyNames2() }, |
| 1666 | getOwnPropertyNames2: function() { return ["throw", "function "] } |
| 1667 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1668 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1669 | TestPropertyNames(["[object Object]"], { |
| 1670 | get getOwnPropertyNames() { |
| 1671 | return function() { return [{}] } |
| 1672 | } |
| 1673 | }) |
| 1674 | |
| 1675 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1676 | function TestPropertyNamesThrow(handler) { |
| 1677 | TestWithProxies(TestPropertyNamesThrow2, handler) |
| 1678 | } |
| 1679 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1680 | function TestPropertyNamesThrow2(create, handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1681 | var p = create(handler) |
| 1682 | assertThrows(function(){ Object.getOwnPropertyNames(p) }, "myexn") |
| 1683 | } |
| 1684 | |
| 1685 | TestPropertyNamesThrow({ |
| 1686 | getOwnPropertyNames: function() { throw "myexn" } |
| 1687 | }) |
| 1688 | |
| 1689 | TestPropertyNamesThrow({ |
| 1690 | getOwnPropertyNames: function() { return this.getOwnPropertyNames2() }, |
| 1691 | getOwnPropertyNames2: function() { throw "myexn" } |
| 1692 | }) |
| 1693 | |
| 1694 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1695 | function TestKeys(names, handler) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1696 | TestWithProxies(TestKeys2, handler, names) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1697 | } |
| 1698 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1699 | function TestKeys2(create, handler, names) { |
| 1700 | var p = create(handler) |
| 1701 | assertArrayEquals(names, Object.keys(p)) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1702 | } |
| 1703 | |
| 1704 | TestKeys([], { |
| 1705 | keys: function() { return [] } |
| 1706 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1707 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1708 | TestKeys(["a", "zz", " ", "0", "toString"], { |
| 1709 | keys: function() { return ["a", "zz", " ", 0, "toString"] } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1710 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1711 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1712 | TestKeys(["throw", "function "], { |
| 1713 | keys: function() { return this.keys2() }, |
| 1714 | keys2: function() { return ["throw", "function "] } |
| 1715 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1716 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1717 | TestKeys(["[object Object]"], { |
| 1718 | get keys() { |
| 1719 | return function() { return [{}] } |
| 1720 | } |
| 1721 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1722 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1723 | TestKeys(["a", "0"], { |
| 1724 | getOwnPropertyNames: function() { return ["a", 23, "zz", "", 0] }, |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1725 | getOwnPropertyDescriptor: function(k) { |
| 1726 | return k == "" ? undefined : {enumerable: k.length == 1} |
| 1727 | } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1728 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1729 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1730 | TestKeys(["23", "zz", ""], { |
| 1731 | getOwnPropertyNames: function() { return this.getOwnPropertyNames2() }, |
| 1732 | getOwnPropertyNames2: function() { return ["a", 23, "zz", "", 0] }, |
| 1733 | getOwnPropertyDescriptor: function(k) { |
| 1734 | return this.getOwnPropertyDescriptor2(k) |
| 1735 | }, |
| 1736 | getOwnPropertyDescriptor2: function(k) { return {enumerable: k.length != 1} } |
| 1737 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1738 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1739 | TestKeys(["a", "b", "c", "5"], { |
| 1740 | get getOwnPropertyNames() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1741 | return function() { return ["0", 4, "a", "b", "c", 5, "ety"] } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1742 | }, |
| 1743 | get getOwnPropertyDescriptor() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1744 | return function(k) { |
| 1745 | return k == "ety" ? undefined : {enumerable: k >= "44"} |
| 1746 | } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1747 | } |
| 1748 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1749 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1750 | TestKeys([], { |
| 1751 | get getOwnPropertyNames() { |
| 1752 | return function() { return ["a", "b", "c"] } |
| 1753 | }, |
| 1754 | getOwnPropertyDescriptor: function(k) { return {} } |
| 1755 | }) |
| 1756 | |
| 1757 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1758 | function TestKeysThrow(handler) { |
| 1759 | TestWithProxies(TestKeysThrow2, handler) |
| 1760 | } |
| 1761 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1762 | function TestKeysThrow2(create, handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1763 | var p = create(handler) |
| 1764 | assertThrows(function(){ Object.keys(p) }, "myexn") |
| 1765 | } |
| 1766 | |
| 1767 | TestKeysThrow({ |
| 1768 | keys: function() { throw "myexn" } |
| 1769 | }) |
| 1770 | |
| 1771 | TestKeysThrow({ |
| 1772 | keys: function() { return this.keys2() }, |
| 1773 | keys2: function() { throw "myexn" } |
| 1774 | }) |
| 1775 | |
| 1776 | TestKeysThrow({ |
| 1777 | getOwnPropertyNames: function() { throw "myexn" }, |
| 1778 | getOwnPropertyDescriptor: function(k) { return true } |
| 1779 | }) |
| 1780 | |
| 1781 | TestKeysThrow({ |
| 1782 | getOwnPropertyNames: function() { return [1, 2] }, |
| 1783 | getOwnPropertyDescriptor: function(k) { throw "myexn" } |
| 1784 | }) |
| 1785 | |
| 1786 | TestKeysThrow({ |
| 1787 | getOwnPropertyNames: function() { return this.getOwnPropertyNames2() }, |
| 1788 | getOwnPropertyNames2: function() { throw "myexn" }, |
| 1789 | }) |
| 1790 | |
| 1791 | TestKeysThrow({ |
| 1792 | getOwnPropertyNames: function() { return this.getOwnPropertyNames2() }, |
| 1793 | getOwnPropertyNames2: function() { return [1, 2] }, |
| 1794 | getOwnPropertyDescriptor: function(k) { |
| 1795 | return this.getOwnPropertyDescriptor2(k) |
| 1796 | }, |
| 1797 | getOwnPropertyDescriptor2: function(k) { throw "myexn" } |
| 1798 | }) |
| 1799 | |
| 1800 | TestKeysThrow({ |
| 1801 | get getOwnPropertyNames() { throw "myexn" } |
| 1802 | }) |
| 1803 | |
| 1804 | TestKeysThrow({ |
| 1805 | get getOwnPropertyNames() { |
| 1806 | return function() { throw "myexn" } |
| 1807 | }, |
| 1808 | }) |
| 1809 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1810 | TestKeysThrow({ |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1811 | get getOwnPropertyNames() { |
| 1812 | return function() { return [1, 2] } |
| 1813 | }, |
| 1814 | getOwnPropertyDescriptor: function(k) { throw "myexn" } |
| 1815 | }) |
| 1816 | |
| 1817 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1818 | |
| 1819 | // Fixing (Object.freeze, Object.seal, Object.preventExtensions, |
| 1820 | // Object.isFrozen, Object.isSealed, Object.isExtensible) |
| 1821 | |
| 1822 | function TestFix(names, handler) { |
| 1823 | var proto = {p: 77} |
| 1824 | var assertFixing = function(o, s, f, e) { |
| 1825 | assertEquals(s, Object.isSealed(o)) |
| 1826 | assertEquals(f, Object.isFrozen(o)) |
| 1827 | assertEquals(e, Object.isExtensible(o)) |
| 1828 | } |
| 1829 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1830 | var p1 = Proxy.create(handler, proto) |
| 1831 | assertFixing(p1, false, false, true) |
| 1832 | Object.seal(p1) |
| 1833 | assertFixing(p1, true, names.length === 0, false) |
| 1834 | assertArrayEquals(names.sort(), Object.getOwnPropertyNames(p1).sort()) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1835 | assertArrayEquals(names.filter(function(x) {return x < "z"}).sort(), |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1836 | Object.keys(p1).sort()) |
| 1837 | assertEquals(proto, Object.getPrototypeOf(p1)) |
| 1838 | assertEquals(77, p1.p) |
| 1839 | for (var n in p1) { |
| 1840 | var desc = Object.getOwnPropertyDescriptor(p1, n) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1841 | if (desc !== undefined) assertFalse(desc.configurable) |
| 1842 | } |
| 1843 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1844 | var p2 = Proxy.create(handler, proto) |
| 1845 | assertFixing(p2, false, false, true) |
| 1846 | Object.freeze(p2) |
| 1847 | assertFixing(p2, true, true, false) |
| 1848 | assertArrayEquals(names.sort(), Object.getOwnPropertyNames(p2).sort()) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1849 | assertArrayEquals(names.filter(function(x) {return x < "z"}).sort(), |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1850 | Object.keys(p2).sort()) |
| 1851 | assertEquals(proto, Object.getPrototypeOf(p2)) |
| 1852 | assertEquals(77, p2.p) |
| 1853 | for (var n in p2) { |
| 1854 | var desc = Object.getOwnPropertyDescriptor(p2, n) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1855 | if (desc !== undefined) assertFalse(desc.writable) |
| 1856 | if (desc !== undefined) assertFalse(desc.configurable) |
| 1857 | } |
| 1858 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1859 | var p3 = Proxy.create(handler, proto) |
| 1860 | assertFixing(p3, false, false, true) |
| 1861 | Object.preventExtensions(p3) |
| 1862 | assertFixing(p3, names.length === 0, names.length === 0, false) |
| 1863 | assertArrayEquals(names.sort(), Object.getOwnPropertyNames(p3).sort()) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1864 | assertArrayEquals(names.filter(function(x) {return x < "z"}).sort(), |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1865 | Object.keys(p3).sort()) |
| 1866 | assertEquals(proto, Object.getPrototypeOf(p3)) |
| 1867 | assertEquals(77, p3.p) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1868 | |
| 1869 | var p = Proxy.create(handler, proto) |
| 1870 | var o = Object.create(p) |
| 1871 | assertFixing(p, false, false, true) |
| 1872 | assertFixing(o, false, false, true) |
| 1873 | Object.freeze(o) |
| 1874 | assertFixing(p, false, false, true) |
| 1875 | assertFixing(o, true, true, false) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1876 | } |
| 1877 | |
| 1878 | TestFix([], { |
| 1879 | fix: function() { return {} } |
| 1880 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1881 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1882 | TestFix(["a", "b", "c", "3", "zz"], { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1883 | fix: function() { |
| 1884 | return { |
| 1885 | a: {value: "a", writable: true, configurable: false, enumerable: true}, |
| 1886 | b: {value: 33, writable: false, configurable: false, enumerable: true}, |
| 1887 | c: {value: 0, writable: true, configurable: true, enumerable: true}, |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1888 | '3': {value: true, writable: false, configurable: true, enumerable: true}, |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1889 | zz: {value: 0, enumerable: false} |
| 1890 | } |
| 1891 | } |
| 1892 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1893 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1894 | TestFix(["a"], { |
| 1895 | fix: function() { return this.fix2() }, |
| 1896 | fix2: function() { |
| 1897 | return {a: {value: 4, writable: true, configurable: true, enumerable: true}} |
| 1898 | } |
| 1899 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1900 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1901 | TestFix(["b"], { |
| 1902 | get fix() { |
| 1903 | return function() { |
| 1904 | return {b: {configurable: true, writable: true, enumerable: true}} |
| 1905 | } |
| 1906 | } |
| 1907 | }) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1908 | |
| 1909 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1910 | function TestFixFunction(fix) { |
| 1911 | var f1 = Proxy.createFunction({ |
| 1912 | fix: function() { return {} } |
| 1913 | }, function() {}) |
| 1914 | fix(f1) |
| 1915 | assertEquals(0, f1.length) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1916 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1917 | var f2 = Proxy.createFunction({ |
| 1918 | fix: function() { return {length: {value: 3}} } |
| 1919 | }, function() {}) |
| 1920 | fix(f2) |
| 1921 | assertEquals(3, f2.length) |
| 1922 | |
| 1923 | var f3 = Proxy.createFunction({ |
| 1924 | fix: function() { return {length: {value: "huh"}} } |
| 1925 | }, function() {}) |
| 1926 | fix(f3) |
| 1927 | assertEquals(0, f1.length) |
| 1928 | } |
| 1929 | |
| 1930 | TestFixFunction(Object.seal) |
| 1931 | TestFixFunction(Object.freeze) |
| 1932 | TestFixFunction(Object.preventExtensions) |
| 1933 | |
| 1934 | |
| 1935 | function TestFixThrow(handler) { |
| 1936 | TestWithProxies(TestFixThrow2, handler) |
| 1937 | } |
| 1938 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1939 | function TestFixThrow2(create, handler) { |
| 1940 | var p = create(handler, {}) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1941 | assertThrows(function(){ Object.seal(p) }, "myexn") |
| 1942 | assertThrows(function(){ Object.freeze(p) }, "myexn") |
| 1943 | assertThrows(function(){ Object.preventExtensions(p) }, "myexn") |
| 1944 | } |
| 1945 | |
| 1946 | TestFixThrow({ |
| 1947 | fix: function() { throw "myexn" } |
| 1948 | }) |
| 1949 | |
| 1950 | TestFixThrow({ |
| 1951 | fix: function() { return this.fix2() }, |
| 1952 | fix2: function() { throw "myexn" } |
| 1953 | }) |
| 1954 | |
| 1955 | TestFixThrow({ |
| 1956 | get fix() { throw "myexn" } |
| 1957 | }) |
| 1958 | |
| 1959 | TestFixThrow({ |
| 1960 | get fix() { |
| 1961 | return function() { throw "myexn" } |
| 1962 | } |
| 1963 | }) |
| 1964 | |
| 1965 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1966 | // Freeze a proxy in the middle of operations on it. |
| 1967 | // TODO(rossberg): actual behaviour not specified consistently at the moment, |
| 1968 | // just make sure that we do not crash. |
| 1969 | function TestReentrantFix(f) { |
| 1970 | TestWithProxies(f, Object.freeze) |
| 1971 | TestWithProxies(f, Object.seal) |
| 1972 | TestWithProxies(f, Object.preventExtensions) |
| 1973 | } |
| 1974 | |
| 1975 | TestReentrantFix(function(create, freeze) { |
| 1976 | var handler = { |
| 1977 | get get() { freeze(p); return undefined }, |
| 1978 | fix: function() { return {} } |
| 1979 | } |
| 1980 | var p = create(handler) |
| 1981 | // Freeze while getting get trap. |
| 1982 | try { p.x } catch (e) { assertInstanceof(e, Error) } |
| 1983 | }) |
| 1984 | |
| 1985 | TestReentrantFix(function(create, freeze) { |
| 1986 | var handler = { |
| 1987 | get: function() { freeze(p); return 3 }, |
| 1988 | fix: function() { return {} } |
| 1989 | } |
| 1990 | var p = create(handler) |
| 1991 | // Freeze while executing get trap. |
| 1992 | try { p.x } catch (e) { assertInstanceof(e, Error) } |
| 1993 | }) |
| 1994 | |
| 1995 | TestReentrantFix(function(create, freeze) { |
| 1996 | var handler = { |
| 1997 | getPropertyDescriptor: function() { freeze(p); return undefined }, |
| 1998 | fix: function() { return {} } |
| 1999 | } |
| 2000 | var p = create(handler) |
| 2001 | // Freeze while executing default get trap. |
| 2002 | try { p.x } catch (e) { assertInstanceof(e, Error) } |
| 2003 | }) |
| 2004 | |
| 2005 | TestReentrantFix(function(create, freeze) { |
| 2006 | var handler = { |
| 2007 | getPropertyDescriptor: function() { freeze(p); return {get: function(){}} }, |
| 2008 | fix: function() { return {} } |
| 2009 | } |
| 2010 | var p = create(handler) |
| 2011 | var o = Object.create(p) |
| 2012 | // Freeze while getting a property from prototype. |
| 2013 | try { o.x } catch (e) { assertInstanceof(e, Error) } |
| 2014 | }) |
| 2015 | |
| 2016 | TestReentrantFix(function(create, freeze) { |
| 2017 | var handler = { |
| 2018 | get set() { freeze(p); return undefined }, |
| 2019 | fix: function() { return {} } |
| 2020 | } |
| 2021 | var p = create(handler) |
| 2022 | // Freeze while getting set trap. |
| 2023 | try { p.x = 4 } catch (e) { assertInstanceof(e, Error) } |
| 2024 | }) |
| 2025 | |
| 2026 | TestReentrantFix(function(create, freeze) { |
| 2027 | var handler = { |
| 2028 | set: function() { freeze(p); return true }, |
| 2029 | fix: function() { return {} } |
| 2030 | } |
| 2031 | var p = create(handler) |
| 2032 | // Freeze while executing set trap. |
| 2033 | try { p.x = 4 } catch (e) { assertInstanceof(e, Error) } |
| 2034 | }) |
| 2035 | |
| 2036 | TestReentrantFix(function(create, freeze) { |
| 2037 | var handler = { |
| 2038 | getOwnPropertyDescriptor: function() { freeze(p); return undefined }, |
| 2039 | fix: function() { return {} } |
| 2040 | } |
| 2041 | var p = create(handler) |
| 2042 | // Freeze while executing default set trap. |
| 2043 | try { p.x } catch (e) { assertInstanceof(e, Error) } |
| 2044 | }) |
| 2045 | |
| 2046 | TestReentrantFix(function(create, freeze) { |
| 2047 | var handler = { |
| 2048 | getPropertyDescriptor: function() { freeze(p); return {set: function(){}} }, |
| 2049 | fix: function() { return {} } |
| 2050 | } |
| 2051 | var p = create(handler) |
| 2052 | var o = Object.create(p) |
| 2053 | // Freeze while setting a property in prototype, dropping the property! |
| 2054 | try { o.x = 4 } catch (e) { assertInstanceof(e, Error) } |
| 2055 | }) |
| 2056 | |
| 2057 | TestReentrantFix(function(create, freeze) { |
| 2058 | var handler = { |
| 2059 | getPropertyDescriptor: function() { freeze(p); return {set: function(){}} }, |
| 2060 | fix: function() { return {x: {get: function(){}}} } |
| 2061 | } |
| 2062 | var p = create(handler) |
| 2063 | var o = Object.create(p) |
| 2064 | // Freeze while setting a property in prototype, making it read-only! |
| 2065 | try { o.x = 4 } catch (e) { assertInstanceof(e, Error) } |
| 2066 | }) |
| 2067 | |
| 2068 | TestReentrantFix(function(create, freeze) { |
| 2069 | var handler = { |
| 2070 | get fix() { freeze(p); return function(){} } |
| 2071 | } |
| 2072 | var p = create(handler) |
| 2073 | // Freeze while getting fix trap. |
| 2074 | try { Object.freeze(p) } catch (e) { assertInstanceof(e, Error) } |
| 2075 | p = create(handler) |
| 2076 | try { Object.seal(p) } catch (e) { assertInstanceof(e, Error) } |
| 2077 | p = create(handler) |
| 2078 | try { Object.preventExtensions(p) } catch (e) { assertInstanceof(e, Error) } |
| 2079 | }) |
| 2080 | |
| 2081 | TestReentrantFix(function(create, freeze) { |
| 2082 | var handler = { |
| 2083 | fix: function() { freeze(p); return {} } |
| 2084 | } |
| 2085 | var p = create(handler) |
| 2086 | // Freeze while executing fix trap. |
| 2087 | try { Object.freeze(p) } catch (e) { assertInstanceof(e, Error) } |
| 2088 | p = create(handler) |
| 2089 | try { Object.seal(p) } catch (e) { assertInstanceof(e, Error) } |
| 2090 | p = create(handler) |
| 2091 | try { Object.preventExtensions(p) } catch (e) { assertInstanceof(e, Error) } |
| 2092 | }) |
| 2093 | |
| 2094 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 2095 | |
| 2096 | // String conversion (Object.prototype.toString, |
| 2097 | // Object.prototype.toLocaleString, |
| 2098 | // Function.prototype.toString) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 2099 | |
| 2100 | var key |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 2101 | |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 2102 | function TestToString(handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 2103 | var p = Proxy.create(handler) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 2104 | key = "" |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 2105 | assertEquals("[object Object]", Object.prototype.toString.call(p)) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 2106 | assertEquals("", key) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 2107 | assertEquals("my_proxy", Object.prototype.toLocaleString.call(p)) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 2108 | assertEquals("toString", key) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 2109 | |
| 2110 | var f = Proxy.createFunction(handler, function() {}) |
| 2111 | key = "" |
| 2112 | assertEquals("[object Function]", Object.prototype.toString.call(f)) |
| 2113 | assertEquals("", key) |
| 2114 | assertEquals("my_proxy", Object.prototype.toLocaleString.call(f)) |
| 2115 | assertEquals("toString", key) |
| 2116 | assertDoesNotThrow(function(){ Function.prototype.toString.call(f) }) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 2117 | |
| 2118 | var o = Object.create(p) |
| 2119 | key = "" |
| 2120 | assertEquals("[object Object]", Object.prototype.toString.call(o)) |
| 2121 | assertEquals("", key) |
| 2122 | assertEquals("my_proxy", Object.prototype.toLocaleString.call(o)) |
| 2123 | assertEquals("toString", key) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 2124 | } |
| 2125 | |
| 2126 | TestToString({ |
| 2127 | get: function(r, k) { key = k; return function() { return "my_proxy" } } |
| 2128 | }) |
| 2129 | |
| 2130 | TestToString({ |
| 2131 | get: function(r, k) { return this.get2(r, k) }, |
| 2132 | get2: function(r, k) { key = k; return function() { return "my_proxy" } } |
| 2133 | }) |
| 2134 | |
| 2135 | TestToString(Proxy.create({ |
| 2136 | get: function(pr, pk) { |
| 2137 | return function(r, k) { key = k; return function() { return "my_proxy" } } |
| 2138 | } |
| 2139 | })) |
| 2140 | |
| 2141 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 2142 | function TestToStringThrow(handler) { |
| 2143 | var p = Proxy.create(handler) |
| 2144 | assertEquals("[object Object]", Object.prototype.toString.call(p)) |
| 2145 | assertThrows(function(){ Object.prototype.toLocaleString.call(p) }, "myexn") |
| 2146 | |
| 2147 | var f = Proxy.createFunction(handler, function() {}) |
| 2148 | assertEquals("[object Function]", Object.prototype.toString.call(f)) |
| 2149 | assertThrows(function(){ Object.prototype.toLocaleString.call(f) }, "myexn") |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 2150 | |
| 2151 | var o = Object.create(p) |
| 2152 | assertEquals("[object Object]", Object.prototype.toString.call(o)) |
| 2153 | assertThrows(function(){ Object.prototype.toLocaleString.call(o) }, "myexn") |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 2154 | } |
| 2155 | |
| 2156 | TestToStringThrow({ |
| 2157 | get: function(r, k) { throw "myexn" } |
| 2158 | }) |
| 2159 | |
| 2160 | TestToStringThrow({ |
| 2161 | get: function(r, k) { return function() { throw "myexn" } } |
| 2162 | }) |
| 2163 | |
| 2164 | TestToStringThrow({ |
| 2165 | get: function(r, k) { return this.get2(r, k) }, |
| 2166 | get2: function(r, k) { throw "myexn" } |
| 2167 | }) |
| 2168 | |
| 2169 | TestToStringThrow(Proxy.create({ |
| 2170 | get: function(pr, pk) { throw "myexn" } |
| 2171 | })) |
| 2172 | |
| 2173 | TestToStringThrow(Proxy.create({ |
| 2174 | get: function(pr, pk) { |
| 2175 | return function(r, k) { throw "myexn" } |
| 2176 | } |
| 2177 | })) |
| 2178 | |
| 2179 | |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 2180 | |
| 2181 | // Value conversion (Object.prototype.toValue) |
| 2182 | |
| 2183 | function TestValueOf(handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 2184 | TestWithProxies(TestValueOf2, handler) |
| 2185 | } |
| 2186 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 2187 | function TestValueOf2(create, handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 2188 | var p = create(handler) |
| 2189 | assertSame(p, Object.prototype.valueOf.call(p)) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 2190 | } |
| 2191 | |
| 2192 | TestValueOf({}) |
| 2193 | |
| 2194 | |
| 2195 | |
| 2196 | // Enumerability (Object.prototype.propertyIsEnumerable) |
| 2197 | |
| 2198 | var key |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 2199 | |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 2200 | function TestIsEnumerable(handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 2201 | TestWithProxies(TestIsEnumerable2, handler) |
| 2202 | } |
| 2203 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 2204 | function TestIsEnumerable2(create, handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 2205 | var p = create(handler) |
| 2206 | assertTrue(Object.prototype.propertyIsEnumerable.call(p, "a")) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 2207 | assertEquals("a", key) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 2208 | assertTrue(Object.prototype.propertyIsEnumerable.call(p, 2)) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 2209 | assertEquals("2", key) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 2210 | assertFalse(Object.prototype.propertyIsEnumerable.call(p, "z")) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 2211 | assertEquals("z", key) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 2212 | |
| 2213 | var o = Object.create(p) |
| 2214 | key = "" |
| 2215 | assertFalse(Object.prototype.propertyIsEnumerable.call(o, "a")) |
| 2216 | assertEquals("", key) // trap not invoked |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 2217 | } |
| 2218 | |
| 2219 | TestIsEnumerable({ |
| 2220 | getOwnPropertyDescriptor: function(k) { |
| 2221 | key = k; return {enumerable: k < "z", configurable: true} |
| 2222 | }, |
| 2223 | }) |
| 2224 | |
| 2225 | TestIsEnumerable({ |
| 2226 | getOwnPropertyDescriptor: function(k) { |
| 2227 | return this.getOwnPropertyDescriptor2(k) |
| 2228 | }, |
| 2229 | getOwnPropertyDescriptor2: function(k) { |
| 2230 | key = k; return {enumerable: k < "z", configurable: true} |
| 2231 | }, |
| 2232 | }) |
| 2233 | |
| 2234 | TestIsEnumerable({ |
| 2235 | getOwnPropertyDescriptor: function(k) { |
| 2236 | key = k; return {get enumerable() { return k < "z" }, configurable: true} |
| 2237 | }, |
| 2238 | }) |
| 2239 | |
| 2240 | TestIsEnumerable(Proxy.create({ |
| 2241 | get: function(pr, pk) { |
| 2242 | return function(k) { |
| 2243 | key = k; return {enumerable: k < "z", configurable: true} |
| 2244 | } |
| 2245 | } |
| 2246 | })) |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 2247 | |
| 2248 | |
| 2249 | function TestIsEnumerableThrow(handler) { |
| 2250 | TestWithProxies(TestIsEnumerableThrow2, handler) |
| 2251 | } |
| 2252 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 2253 | function TestIsEnumerableThrow2(create, handler) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 2254 | var p = create(handler) |
| 2255 | assertThrows(function(){ Object.prototype.propertyIsEnumerable.call(p, "a") }, |
| 2256 | "myexn") |
| 2257 | assertThrows(function(){ Object.prototype.propertyIsEnumerable.call(p, 11) }, |
| 2258 | "myexn") |
| 2259 | } |
| 2260 | |
| 2261 | TestIsEnumerableThrow({ |
| 2262 | getOwnPropertyDescriptor: function(k) { throw "myexn" } |
| 2263 | }) |
| 2264 | |
| 2265 | TestIsEnumerableThrow({ |
| 2266 | getOwnPropertyDescriptor: function(k) { |
| 2267 | return this.getOwnPropertyDescriptor2(k) |
| 2268 | }, |
| 2269 | getOwnPropertyDescriptor2: function(k) { throw "myexn" } |
| 2270 | }) |
| 2271 | |
| 2272 | TestIsEnumerableThrow({ |
| 2273 | getOwnPropertyDescriptor: function(k) { |
| 2274 | return {get enumerable() { throw "myexn" }, configurable: true} |
| 2275 | }, |
| 2276 | }) |
| 2277 | |
| 2278 | TestIsEnumerableThrow(Proxy.create({ |
| 2279 | get: function(pr, pk) { throw "myexn" } |
| 2280 | })) |
| 2281 | |
| 2282 | TestIsEnumerableThrow(Proxy.create({ |
| 2283 | get: function(pr, pk) { |
| 2284 | return function(k) { throw "myexn" } |
| 2285 | } |
| 2286 | })) |
Ben Murdoch | 5d4cdbf | 2012-04-11 10:23:59 +0100 | [diff] [blame] | 2287 | |
| 2288 | |
| 2289 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 2290 | // Constructor functions with proxy prototypes. |
Ben Murdoch | 5d4cdbf | 2012-04-11 10:23:59 +0100 | [diff] [blame] | 2291 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 2292 | function TestConstructorWithProxyPrototype() { |
| 2293 | TestWithProxies(TestConstructorWithProxyPrototype2, {}) |
Ben Murdoch | 5d4cdbf | 2012-04-11 10:23:59 +0100 | [diff] [blame] | 2294 | } |
| 2295 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 2296 | function TestConstructorWithProxyPrototype2(create, handler) { |
| 2297 | function C() {}; |
| 2298 | C.prototype = create(handler); |
Ben Murdoch | 5d4cdbf | 2012-04-11 10:23:59 +0100 | [diff] [blame] | 2299 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 2300 | var o = new C; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 2301 | assertSame(C.prototype, Object.getPrototypeOf(o)); |
Ben Murdoch | 5d4cdbf | 2012-04-11 10:23:59 +0100 | [diff] [blame] | 2302 | } |
| 2303 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 2304 | TestConstructorWithProxyPrototype(); |