Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1 | // Copyright 2013 the V8 project authors. All rights reserved. |
| 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 26 | // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 28 | // Flags: --allow-natives-syntax --promise-extra |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 29 | |
| 30 | // Make sure we don't rely on functions patchable by monkeys. |
| 31 | var call = Function.prototype.call.call.bind(Function.prototype.call) |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 32 | var getOwnPropertyNames = Object.getOwnPropertyNames; |
| 33 | var defineProperty = Object.defineProperty; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 34 | var numberPrototype = Number.prototype; |
| 35 | var symbolIterator = Symbol.iterator; |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 36 | |
| 37 | |
| 38 | (function() { |
| 39 | // Test before clearing global (fails otherwise) |
| 40 | assertEquals("[object Promise]", |
| 41 | Object.prototype.toString.call(new Promise(function() {}))); |
| 42 | })(); |
| 43 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 44 | |
| 45 | function clear(o) { |
| 46 | if (o === null || (typeof o !== 'object' && typeof o !== 'function')) return |
| 47 | clear(o.__proto__) |
| 48 | var properties = getOwnPropertyNames(o) |
| 49 | for (var i in properties) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 50 | // Do not clobber Object.prototype.toString, which is used by tests. |
| 51 | if (properties[i] === "toString") continue; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 52 | clearProp(o, properties[i]) |
| 53 | } |
| 54 | } |
| 55 | |
| 56 | function clearProp(o, name) { |
| 57 | var poisoned = {caller: 0, callee: 0, arguments: 0} |
| 58 | try { |
| 59 | var x = o[name] |
| 60 | o[name] = undefined |
| 61 | clear(x) |
| 62 | } catch(e) {} // assertTrue(name in poisoned) } |
| 63 | } |
| 64 | |
| 65 | // Find intrinsics and null them out. |
| 66 | var globals = Object.getOwnPropertyNames(this) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 67 | var whitelist = { |
| 68 | Promise: true, |
| 69 | TypeError: true, |
| 70 | String: true, |
| 71 | JSON: true, |
| 72 | Error: true, |
| 73 | MjsUnitAssertionError: true |
| 74 | }; |
| 75 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 76 | for (var i in globals) { |
| 77 | var name = globals[i] |
| 78 | if (name in whitelist || name[0] === name[0].toLowerCase()) delete globals[i] |
| 79 | } |
| 80 | for (var i in globals) { |
| 81 | if (globals[i]) clearProp(this, globals[i]) |
| 82 | } |
| 83 | |
| 84 | |
| 85 | var asyncAssertsExpected = 0; |
| 86 | |
| 87 | function assertAsyncRan() { ++asyncAssertsExpected } |
| 88 | |
| 89 | function assertAsync(b, s) { |
| 90 | if (b) { |
| 91 | print(s, "succeeded") |
| 92 | } else { |
| 93 | %AbortJS(s + " FAILED!") // Simply throwing here will have no effect. |
| 94 | } |
| 95 | --asyncAssertsExpected |
| 96 | } |
| 97 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 98 | function assertLater(f, name) { |
| 99 | assertFalse(f()); // should not be true synchronously |
| 100 | ++asyncAssertsExpected; |
| 101 | var iterations = 0; |
| 102 | function runAssertion() { |
| 103 | if (f()) { |
| 104 | print(name, "succeeded"); |
| 105 | --asyncAssertsExpected; |
| 106 | } else if (iterations++ < 10) { |
| 107 | %EnqueueMicrotask(runAssertion); |
| 108 | } else { |
| 109 | %AbortJS(name + " FAILED!"); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 110 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 111 | } |
| 112 | %EnqueueMicrotask(runAssertion); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 113 | } |
| 114 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 115 | function assertAsyncDone(iteration) { |
| 116 | var iteration = iteration || 0; |
| 117 | %EnqueueMicrotask(function() { |
| 118 | if (asyncAssertsExpected === 0) |
| 119 | assertAsync(true, "all") |
| 120 | else if (iteration > 10) // Shouldn't take more. |
| 121 | assertAsync(false, "all... " + asyncAssertsExpected) |
| 122 | else |
| 123 | assertAsyncDone(iteration + 1) |
| 124 | }); |
| 125 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 126 | |
| 127 | (function() { |
| 128 | assertThrows(function() { Promise(function() {}) }, TypeError) |
| 129 | })(); |
| 130 | |
| 131 | (function() { |
| 132 | assertTrue(new Promise(function() {}) instanceof Promise) |
| 133 | })(); |
| 134 | |
| 135 | (function() { |
| 136 | assertThrows(function() { new Promise(5) }, TypeError) |
| 137 | })(); |
| 138 | |
| 139 | (function() { |
| 140 | assertDoesNotThrow(function() { new Promise(function() { throw 5 }) }) |
| 141 | })(); |
| 142 | |
| 143 | (function() { |
| 144 | (new Promise(function() { throw 5 })).chain( |
| 145 | assertUnreachable, |
| 146 | function(r) { assertAsync(r === 5, "new-throw") } |
| 147 | ) |
| 148 | assertAsyncRan() |
| 149 | })(); |
| 150 | |
| 151 | (function() { |
| 152 | Promise.accept(5); |
| 153 | Promise.accept(5).chain(undefined, assertUnreachable).chain( |
| 154 | function(x) { assertAsync(x === 5, "resolved/chain-nohandler") }, |
| 155 | assertUnreachable |
| 156 | ) |
| 157 | assertAsyncRan() |
| 158 | })(); |
| 159 | |
| 160 | (function() { |
| 161 | Promise.reject(5).chain(assertUnreachable, undefined).chain( |
| 162 | assertUnreachable, |
| 163 | function(r) { assertAsync(r === 5, "rejected/chain-nohandler") } |
| 164 | ) |
| 165 | assertAsyncRan() |
| 166 | })(); |
| 167 | |
| 168 | (function() { |
| 169 | Promise.accept(5).then(undefined, assertUnreachable).chain( |
| 170 | function(x) { assertAsync(x === 5, "resolved/then-nohandler-undefined") }, |
| 171 | assertUnreachable |
| 172 | ) |
| 173 | assertAsyncRan() |
| 174 | Promise.accept(6).then(null, assertUnreachable).chain( |
| 175 | function(x) { assertAsync(x === 6, "resolved/then-nohandler-null") }, |
| 176 | assertUnreachable |
| 177 | ) |
| 178 | assertAsyncRan() |
| 179 | })(); |
| 180 | |
| 181 | (function() { |
| 182 | Promise.reject(5).then(assertUnreachable, undefined).chain( |
| 183 | assertUnreachable, |
| 184 | function(r) { assertAsync(r === 5, "rejected/then-nohandler-undefined") } |
| 185 | ) |
| 186 | assertAsyncRan() |
| 187 | Promise.reject(6).then(assertUnreachable, null).chain( |
| 188 | assertUnreachable, |
| 189 | function(r) { assertAsync(r === 6, "rejected/then-nohandler-null") } |
| 190 | ) |
| 191 | assertAsyncRan() |
| 192 | })(); |
| 193 | |
| 194 | (function() { |
| 195 | var p1 = Promise.accept(5) |
| 196 | var p2 = Promise.accept(p1) |
| 197 | var p3 = Promise.accept(p2) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 198 | // Note: Chain now has then-style semantics, here and in future tests. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 199 | p3.chain( |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 200 | function(x) { assertAsync(x === 5, "resolved/chain") }, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 201 | assertUnreachable |
| 202 | ) |
| 203 | assertAsyncRan() |
| 204 | })(); |
| 205 | |
| 206 | (function() { |
| 207 | var p1 = Promise.accept(5) |
| 208 | var p2 = Promise.accept(p1) |
| 209 | var p3 = Promise.accept(p2) |
| 210 | p3.then( |
| 211 | function(x) { assertAsync(x === 5, "resolved/then") }, |
| 212 | assertUnreachable |
| 213 | ) |
| 214 | assertAsyncRan() |
| 215 | })(); |
| 216 | |
| 217 | (function() { |
| 218 | var p1 = Promise.reject(5) |
| 219 | var p2 = Promise.accept(p1) |
| 220 | var p3 = Promise.accept(p2) |
| 221 | p3.chain( |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 222 | assertUnreachable, |
| 223 | function(x) { assertAsync(x === 5, "rejected/chain") } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 224 | ) |
| 225 | assertAsyncRan() |
| 226 | })(); |
| 227 | |
| 228 | (function() { |
| 229 | var p1 = Promise.reject(5) |
| 230 | var p2 = Promise.accept(p1) |
| 231 | var p3 = Promise.accept(p2) |
| 232 | p3.then( |
| 233 | assertUnreachable, |
| 234 | function(x) { assertAsync(x === 5, "rejected/then") } |
| 235 | ) |
| 236 | assertAsyncRan() |
| 237 | })(); |
| 238 | |
| 239 | (function() { |
| 240 | var p1 = Promise.accept(5) |
| 241 | var p2 = Promise.accept(p1) |
| 242 | var p3 = Promise.accept(p2) |
| 243 | p3.chain(function(x) { return x }, assertUnreachable).chain( |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 244 | function(x) { assertAsync(x === 5, "resolved/chain/chain") }, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 245 | assertUnreachable |
| 246 | ) |
| 247 | assertAsyncRan() |
| 248 | })(); |
| 249 | |
| 250 | (function() { |
| 251 | var p1 = Promise.accept(5) |
| 252 | var p2 = Promise.accept(p1) |
| 253 | var p3 = Promise.accept(p2) |
| 254 | p3.chain(function(x) { return x }, assertUnreachable).then( |
| 255 | function(x) { assertAsync(x === 5, "resolved/chain/then") }, |
| 256 | assertUnreachable |
| 257 | ) |
| 258 | assertAsyncRan() |
| 259 | })(); |
| 260 | |
| 261 | (function() { |
| 262 | var p1 = Promise.accept(5) |
| 263 | var p2 = Promise.accept(p1) |
| 264 | var p3 = Promise.accept(p2) |
| 265 | p3.chain(function(x) { return 6 }, assertUnreachable).chain( |
| 266 | function(x) { assertAsync(x === 6, "resolved/chain/chain2") }, |
| 267 | assertUnreachable |
| 268 | ) |
| 269 | assertAsyncRan() |
| 270 | })(); |
| 271 | |
| 272 | (function() { |
| 273 | var p1 = Promise.accept(5) |
| 274 | var p2 = Promise.accept(p1) |
| 275 | var p3 = Promise.accept(p2) |
| 276 | p3.chain(function(x) { return 6 }, assertUnreachable).then( |
| 277 | function(x) { assertAsync(x === 6, "resolved/chain/then2") }, |
| 278 | assertUnreachable |
| 279 | ) |
| 280 | assertAsyncRan() |
| 281 | })(); |
| 282 | |
| 283 | (function() { |
| 284 | var p1 = Promise.accept(5) |
| 285 | var p2 = Promise.accept(p1) |
| 286 | var p3 = Promise.accept(p2) |
| 287 | p3.then(function(x) { return x + 1 }, assertUnreachable).chain( |
| 288 | function(x) { assertAsync(x === 6, "resolved/then/chain") }, |
| 289 | assertUnreachable |
| 290 | ) |
| 291 | assertAsyncRan() |
| 292 | })(); |
| 293 | |
| 294 | (function() { |
| 295 | var p1 = Promise.accept(5) |
| 296 | var p2 = Promise.accept(p1) |
| 297 | var p3 = Promise.accept(p2) |
| 298 | p3.then(function(x) { return x + 1 }, assertUnreachable).then( |
| 299 | function(x) { assertAsync(x === 6, "resolved/then/then") }, |
| 300 | assertUnreachable |
| 301 | ) |
| 302 | assertAsyncRan() |
| 303 | })(); |
| 304 | |
| 305 | (function() { |
| 306 | var p1 = Promise.accept(5) |
| 307 | var p2 = Promise.accept(p1) |
| 308 | var p3 = Promise.accept(p2) |
| 309 | p3.then(function(x){ return Promise.accept(x+1) }, assertUnreachable).chain( |
| 310 | function(x) { assertAsync(x === 6, "resolved/then/chain2") }, |
| 311 | assertUnreachable |
| 312 | ) |
| 313 | assertAsyncRan() |
| 314 | })(); |
| 315 | |
| 316 | (function() { |
| 317 | var p1 = Promise.accept(5) |
| 318 | var p2 = Promise.accept(p1) |
| 319 | var p3 = Promise.accept(p2) |
| 320 | p3.then(function(x) { return Promise.accept(x+1) }, assertUnreachable).then( |
| 321 | function(x) { assertAsync(x === 6, "resolved/then/then2") }, |
| 322 | assertUnreachable |
| 323 | ) |
| 324 | assertAsyncRan() |
| 325 | })(); |
| 326 | |
| 327 | (function() { |
| 328 | var p1 = Promise.accept(5) |
| 329 | var p2 = Promise.accept(p1) |
| 330 | var p3 = Promise.accept(p2) |
| 331 | p3.chain(function(x) { throw 6 }, assertUnreachable).chain( |
| 332 | assertUnreachable, |
| 333 | function(x) { assertAsync(x === 6, "resolved/chain-throw/chain") } |
| 334 | ) |
| 335 | assertAsyncRan() |
| 336 | })(); |
| 337 | |
| 338 | (function() { |
| 339 | var p1 = Promise.accept(5) |
| 340 | var p2 = Promise.accept(p1) |
| 341 | var p3 = Promise.accept(p2) |
| 342 | p3.chain(function(x) { throw 6 }, assertUnreachable).then( |
| 343 | assertUnreachable, |
| 344 | function(x) { assertAsync(x === 6, "resolved/chain-throw/then") } |
| 345 | ) |
| 346 | assertAsyncRan() |
| 347 | })(); |
| 348 | |
| 349 | (function() { |
| 350 | var p1 = Promise.accept(5) |
| 351 | var p2 = Promise.accept(p1) |
| 352 | var p3 = Promise.accept(p2) |
| 353 | p3.then(function(x) { throw 6 }, assertUnreachable).chain( |
| 354 | assertUnreachable, |
| 355 | function(x) { assertAsync(x === 6, "resolved/then-throw/chain") } |
| 356 | ) |
| 357 | assertAsyncRan() |
| 358 | })(); |
| 359 | |
| 360 | (function() { |
| 361 | var p1 = Promise.accept(5) |
| 362 | var p2 = Promise.accept(p1) |
| 363 | var p3 = Promise.accept(p2) |
| 364 | p3.then(function(x) { throw 6 }, assertUnreachable).then( |
| 365 | assertUnreachable, |
| 366 | function(x) { assertAsync(x === 6, "resolved/then-throw/then") } |
| 367 | ) |
| 368 | assertAsyncRan() |
| 369 | })(); |
| 370 | |
| 371 | (function() { |
| 372 | var p1 = Promise.accept(5) |
| 373 | var p2 = {then: function(onResolve, onReject) { onResolve(p1) }} |
| 374 | var p3 = Promise.accept(p2) |
| 375 | p3.chain( |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 376 | function(x) { assertAsync(x === 5, "resolved/thenable/chain") }, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 377 | assertUnreachable |
| 378 | ) |
| 379 | assertAsyncRan() |
| 380 | })(); |
| 381 | |
| 382 | (function() { |
| 383 | var p1 = Promise.accept(5) |
| 384 | var p2 = {then: function(onResolve, onReject) { onResolve(p1) }} |
| 385 | var p3 = Promise.accept(p2) |
| 386 | p3.then( |
| 387 | function(x) { assertAsync(x === 5, "resolved/thenable/then") }, |
| 388 | assertUnreachable |
| 389 | ) |
| 390 | assertAsyncRan() |
| 391 | })(); |
| 392 | |
| 393 | (function() { |
| 394 | var p1 = Promise.reject(5) |
| 395 | var p2 = {then: function(onResolve, onReject) { onResolve(p1) }} |
| 396 | var p3 = Promise.accept(p2) |
| 397 | p3.chain( |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 398 | assertUnreachable, |
| 399 | function(x) { assertAsync(x === 5, "rejected/thenable/chain") } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 400 | ) |
| 401 | assertAsyncRan() |
| 402 | })(); |
| 403 | |
| 404 | (function() { |
| 405 | var p1 = Promise.reject(5) |
| 406 | var p2 = {then: function(onResolve, onReject) { onResolve(p1) }} |
| 407 | var p3 = Promise.accept(p2) |
| 408 | p3.then( |
| 409 | assertUnreachable, |
| 410 | function(x) { assertAsync(x === 5, "rejected/thenable/then") } |
| 411 | ) |
| 412 | assertAsyncRan() |
| 413 | })(); |
| 414 | |
| 415 | (function() { |
| 416 | var deferred = Promise.defer() |
| 417 | var p1 = deferred.promise |
| 418 | var p2 = Promise.accept(p1) |
| 419 | var p3 = Promise.accept(p2) |
| 420 | p3.chain( |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 421 | function(x) { assertAsync(x === 5, "chain/resolve") }, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 422 | assertUnreachable |
| 423 | ) |
| 424 | deferred.resolve(5) |
| 425 | assertAsyncRan() |
| 426 | })(); |
| 427 | |
| 428 | (function() { |
| 429 | var deferred = Promise.defer() |
| 430 | var p1 = deferred.promise |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 431 | var p2 = Promise.resolve(p1) |
| 432 | var p3 = Promise.resolve(p2) |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 433 | p3.then( |
| 434 | function(x) { assertAsync(x === 5, "then/resolve") }, |
| 435 | assertUnreachable |
| 436 | ) |
| 437 | deferred.resolve(5) |
| 438 | assertAsyncRan() |
| 439 | })(); |
| 440 | |
| 441 | (function() { |
| 442 | var deferred = Promise.defer() |
| 443 | var p1 = deferred.promise |
| 444 | var p2 = Promise.accept(p1) |
| 445 | var p3 = Promise.accept(p2) |
| 446 | p3.chain( |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 447 | assertUnreachable, |
| 448 | function(x) { assertAsync(x === 5, "chain/reject") } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 449 | ) |
| 450 | deferred.reject(5) |
| 451 | assertAsyncRan() |
| 452 | })(); |
| 453 | |
| 454 | (function() { |
| 455 | var deferred = Promise.defer() |
| 456 | var p1 = deferred.promise |
| 457 | var p2 = Promise.accept(p1) |
| 458 | var p3 = Promise.accept(p2) |
| 459 | p3.then( |
| 460 | assertUnreachable, |
| 461 | function(x) { assertAsync(x === 5, "then/reject") } |
| 462 | ) |
| 463 | deferred.reject(5) |
| 464 | assertAsyncRan() |
| 465 | })(); |
| 466 | |
| 467 | (function() { |
| 468 | var deferred = Promise.defer() |
| 469 | var p1 = deferred.promise |
| 470 | var p2 = p1.then(1, 2) |
| 471 | p2.then( |
| 472 | function(x) { assertAsync(x === 5, "then/resolve-non-function") }, |
| 473 | assertUnreachable |
| 474 | ) |
| 475 | deferred.resolve(5) |
| 476 | assertAsyncRan() |
| 477 | })(); |
| 478 | |
| 479 | (function() { |
| 480 | var deferred = Promise.defer() |
| 481 | var p1 = deferred.promise |
| 482 | var p2 = p1.then(1, 2) |
| 483 | p2.then( |
| 484 | assertUnreachable, |
| 485 | function(x) { assertAsync(x === 5, "then/reject-non-function") } |
| 486 | ) |
| 487 | deferred.reject(5) |
| 488 | assertAsyncRan() |
| 489 | })(); |
| 490 | |
| 491 | (function() { |
| 492 | var deferred = Promise.defer() |
| 493 | var p1 = deferred.promise |
| 494 | var p2 = {then: function(onResolve, onReject) { onResolve(p1) }} |
| 495 | var p3 = Promise.accept(p2) |
| 496 | p3.chain( |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 497 | function(x) { assertAsync(x === 5, "chain/resolve/thenable") }, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 498 | assertUnreachable |
| 499 | ) |
| 500 | deferred.resolve(5) |
| 501 | assertAsyncRan() |
| 502 | })(); |
| 503 | |
| 504 | (function() { |
| 505 | var deferred = Promise.defer() |
| 506 | var p1 = deferred.promise |
| 507 | var p2 = {then: function(onResolve, onReject) { onResolve(p1) }} |
| 508 | var p3 = Promise.accept(p2) |
| 509 | p3.then( |
| 510 | function(x) { assertAsync(x === 5, "then/resolve/thenable") }, |
| 511 | assertUnreachable |
| 512 | ) |
| 513 | deferred.resolve(5) |
| 514 | assertAsyncRan() |
| 515 | })(); |
| 516 | |
| 517 | (function() { |
| 518 | var deferred = Promise.defer() |
| 519 | var p1 = deferred.promise |
| 520 | var p2 = {then: function(onResolve, onReject) { onResolve(p1) }} |
| 521 | var p3 = Promise.accept(p2) |
| 522 | p3.chain( |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 523 | assertUnreachable, |
| 524 | function(x) { assertAsync(x === 5, "chain/reject/thenable") } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 525 | ) |
| 526 | deferred.reject(5) |
| 527 | assertAsyncRan() |
| 528 | })(); |
| 529 | |
| 530 | (function() { |
| 531 | var deferred = Promise.defer() |
| 532 | var p1 = deferred.promise |
| 533 | var p2 = {then: function(onResolve, onReject) { onResolve(p1) }} |
| 534 | var p3 = Promise.accept(p2) |
| 535 | p3.then( |
| 536 | assertUnreachable, |
| 537 | function(x) { assertAsync(x === 5, "then/reject/thenable") } |
| 538 | ) |
| 539 | deferred.reject(5) |
| 540 | assertAsyncRan() |
| 541 | })(); |
| 542 | |
| 543 | (function() { |
| 544 | var p1 = Promise.accept(5) |
| 545 | var p2 = Promise.accept(p1) |
| 546 | var deferred = Promise.defer() |
| 547 | var p3 = deferred.promise |
| 548 | p3.chain( |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 549 | function(x) { assertAsync(x === 5, "chain/resolve2") }, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 550 | assertUnreachable |
| 551 | ) |
| 552 | deferred.resolve(p2) |
| 553 | assertAsyncRan() |
| 554 | })(); |
| 555 | |
| 556 | (function() { |
| 557 | var p1 = Promise.accept(5) |
| 558 | var p2 = Promise.accept(p1) |
| 559 | var deferred = Promise.defer() |
| 560 | var p3 = deferred.promise |
| 561 | p3.then( |
| 562 | function(x) { assertAsync(x === 5, "then/resolve2") }, |
| 563 | assertUnreachable |
| 564 | ) |
| 565 | deferred.resolve(p2) |
| 566 | assertAsyncRan() |
| 567 | })(); |
| 568 | |
| 569 | (function() { |
| 570 | var p1 = Promise.accept(5) |
| 571 | var p2 = Promise.accept(p1) |
| 572 | var deferred = Promise.defer() |
| 573 | var p3 = deferred.promise |
| 574 | p3.chain( |
| 575 | assertUnreachable, |
| 576 | function(x) { assertAsync(x === 5, "chain/reject2") } |
| 577 | ) |
| 578 | deferred.reject(5) |
| 579 | assertAsyncRan() |
| 580 | })(); |
| 581 | |
| 582 | (function() { |
| 583 | var p1 = Promise.accept(5) |
| 584 | var p2 = Promise.accept(p1) |
| 585 | var deferred = Promise.defer() |
| 586 | var p3 = deferred.promise |
| 587 | p3.then( |
| 588 | assertUnreachable, |
| 589 | function(x) { assertAsync(x === 5, "then/reject2") } |
| 590 | ) |
| 591 | deferred.reject(5) |
| 592 | assertAsyncRan() |
| 593 | })(); |
| 594 | |
| 595 | (function() { |
| 596 | var p1 = Promise.accept(5) |
| 597 | var p2 = {then: function(onResolve, onReject) { onResolve(p1) }} |
| 598 | var deferred = Promise.defer() |
| 599 | var p3 = deferred.promise |
| 600 | p3.chain( |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 601 | function(x) { assertAsync(x === 5, "chain/resolve/thenable2") }, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 602 | assertUnreachable |
| 603 | ) |
| 604 | deferred.resolve(p2) |
| 605 | assertAsyncRan() |
| 606 | })(); |
| 607 | |
| 608 | (function() { |
| 609 | var p1 = Promise.accept(5) |
| 610 | var p2 = {then: function(onResolve, onReject) { onResolve(p1) }} |
| 611 | var deferred = Promise.defer() |
| 612 | var p3 = deferred.promise |
| 613 | p3.then( |
| 614 | function(x) { assertAsync(x === 5, "then/resolve/thenable2") }, |
| 615 | assertUnreachable |
| 616 | ) |
| 617 | deferred.resolve(p2) |
| 618 | assertAsyncRan() |
| 619 | })(); |
| 620 | |
| 621 | (function() { |
| 622 | var p1 = Promise.accept(0) |
| 623 | var p2 = p1.chain(function(x) { return p2 }, assertUnreachable) |
| 624 | p2.chain( |
| 625 | assertUnreachable, |
| 626 | function(r) { assertAsync(r instanceof TypeError, "cyclic/chain") } |
| 627 | ) |
| 628 | assertAsyncRan() |
| 629 | })(); |
| 630 | |
| 631 | (function() { |
| 632 | var p1 = Promise.accept(0) |
| 633 | var p2 = p1.then(function(x) { return p2 }, assertUnreachable) |
| 634 | p2.chain( |
| 635 | assertUnreachable, |
| 636 | function(r) { assertAsync(r instanceof TypeError, "cyclic/then") } |
| 637 | ) |
| 638 | assertAsyncRan() |
| 639 | })(); |
| 640 | |
| 641 | (function() { |
| 642 | var deferred = Promise.defer() |
| 643 | var p = deferred.promise |
| 644 | deferred.resolve(p) |
| 645 | p.chain( |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 646 | assertUnreachable, |
| 647 | function(r) { assertAsync(r instanceof TypeError, "cyclic/deferred/then") } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 648 | ) |
| 649 | assertAsyncRan() |
| 650 | })(); |
| 651 | |
| 652 | (function() { |
| 653 | var deferred = Promise.defer() |
| 654 | var p = deferred.promise |
| 655 | deferred.resolve(p) |
| 656 | p.then( |
| 657 | assertUnreachable, |
| 658 | function(r) { assertAsync(r instanceof TypeError, "cyclic/deferred/then") } |
| 659 | ) |
| 660 | assertAsyncRan() |
| 661 | })(); |
| 662 | |
| 663 | (function() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 664 | Promise.all([]).chain( |
| 665 | function(x) { assertAsync(x.length === 0, "all/resolve/empty") }, |
| 666 | assertUnreachable |
| 667 | ) |
| 668 | assertAsyncRan() |
| 669 | })(); |
| 670 | |
| 671 | (function() { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 672 | function testPromiseAllNonIterable(value) { |
| 673 | Promise.all(value).chain( |
| 674 | assertUnreachable, |
| 675 | function(r) { |
| 676 | assertAsync(r instanceof TypeError, 'all/non iterable'); |
| 677 | }); |
| 678 | assertAsyncRan(); |
| 679 | } |
| 680 | testPromiseAllNonIterable(null); |
| 681 | testPromiseAllNonIterable(undefined); |
| 682 | testPromiseAllNonIterable({}); |
| 683 | testPromiseAllNonIterable(42); |
| 684 | })(); |
| 685 | |
| 686 | (function() { |
| 687 | var deferred = Promise.defer(); |
| 688 | var p = deferred.promise; |
| 689 | function* f() { |
| 690 | yield 1; |
| 691 | yield p; |
| 692 | yield 3; |
| 693 | } |
| 694 | Promise.all(f()).chain( |
| 695 | function(x) { |
| 696 | assertAsync(x.length === 3, "all/resolve/iterable"); |
| 697 | assertAsync(x[0] === 1, "all/resolve/iterable/0"); |
| 698 | assertAsync(x[1] === 2, "all/resolve/iterable/1"); |
| 699 | assertAsync(x[2] === 3, "all/resolve/iterable/2"); |
| 700 | }, |
| 701 | assertUnreachable); |
| 702 | deferred.resolve(2); |
| 703 | assertAsyncRan(); |
| 704 | assertAsyncRan(); |
| 705 | assertAsyncRan(); |
| 706 | assertAsyncRan(); |
| 707 | })(); |
| 708 | |
| 709 | |
| 710 | (function() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 711 | var deferred1 = Promise.defer() |
| 712 | var p1 = deferred1.promise |
| 713 | var deferred2 = Promise.defer() |
| 714 | var p2 = deferred2.promise |
| 715 | var deferred3 = Promise.defer() |
| 716 | var p3 = deferred3.promise |
| 717 | Promise.all([p1, p2, p3]).chain( |
| 718 | function(x) { |
| 719 | assertAsync(x.length === 3, "all/resolve") |
| 720 | assertAsync(x[0] === 1, "all/resolve/0") |
| 721 | assertAsync(x[1] === 2, "all/resolve/1") |
| 722 | assertAsync(x[2] === 3, "all/resolve/2") |
| 723 | }, |
| 724 | assertUnreachable |
| 725 | ) |
| 726 | deferred1.resolve(1) |
| 727 | deferred3.resolve(3) |
| 728 | deferred2.resolve(2) |
| 729 | assertAsyncRan() |
| 730 | assertAsyncRan() |
| 731 | assertAsyncRan() |
| 732 | assertAsyncRan() |
| 733 | })(); |
| 734 | |
| 735 | (function() { |
| 736 | var deferred = Promise.defer() |
| 737 | var p1 = deferred.promise |
| 738 | var p2 = Promise.accept(2) |
| 739 | var p3 = Promise.defer().promise |
| 740 | Promise.all([p1, p2, p3]).chain( |
| 741 | assertUnreachable, |
| 742 | assertUnreachable |
| 743 | ) |
| 744 | deferred.resolve(1) |
| 745 | })(); |
| 746 | |
| 747 | (function() { |
| 748 | var deferred1 = Promise.defer() |
| 749 | var p1 = deferred1.promise |
| 750 | var deferred2 = Promise.defer() |
| 751 | var p2 = deferred2.promise |
| 752 | var deferred3 = Promise.defer() |
| 753 | var p3 = deferred3.promise |
| 754 | Promise.all([p1, p2, p3]).chain( |
| 755 | assertUnreachable, |
| 756 | function(x) { assertAsync(x === 2, "all/reject") } |
| 757 | ) |
| 758 | deferred1.resolve(1) |
| 759 | deferred3.resolve(3) |
| 760 | deferred2.reject(2) |
| 761 | assertAsyncRan() |
| 762 | })(); |
| 763 | |
| 764 | (function() { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 765 | 'use strict'; |
| 766 | var getCalls = 0; |
| 767 | var funcCalls = 0; |
| 768 | var nextCalls = 0; |
| 769 | defineProperty(numberPrototype, symbolIterator, { |
| 770 | get: function() { |
| 771 | assertEquals('number', typeof this); |
| 772 | getCalls++; |
| 773 | return function() { |
| 774 | assertEquals('number', typeof this); |
| 775 | funcCalls++; |
| 776 | var n = this; |
| 777 | var i = 0 |
| 778 | return { |
| 779 | next() { |
| 780 | nextCalls++; |
| 781 | return {value: i++, done: i > n}; |
| 782 | } |
| 783 | }; |
| 784 | }; |
| 785 | }, |
| 786 | configurable: true |
| 787 | }); |
| 788 | |
| 789 | Promise.all(3).chain( |
| 790 | function(x) { |
| 791 | assertAsync(x.length === 3, "all/iterable/number/length"); |
| 792 | assertAsync(x[0] === 0, "all/iterable/number/0"); |
| 793 | assertAsync(x[1] === 1, "all/iterable/number/1"); |
| 794 | assertAsync(x[2] === 2, "all/iterable/number/2"); |
| 795 | }, |
| 796 | assertUnreachable); |
| 797 | delete numberPrototype[symbolIterator]; |
| 798 | |
| 799 | assertEquals(getCalls, 1); |
| 800 | assertEquals(funcCalls, 1); |
| 801 | assertEquals(nextCalls, 3 + 1); // + 1 for {done: true} |
| 802 | assertAsyncRan(); |
| 803 | assertAsyncRan(); |
| 804 | assertAsyncRan(); |
| 805 | assertAsyncRan(); |
| 806 | })(); |
| 807 | |
| 808 | |
| 809 | (function() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 810 | Promise.race([]).chain( |
| 811 | assertUnreachable, |
| 812 | assertUnreachable |
| 813 | ) |
| 814 | })(); |
| 815 | |
| 816 | (function() { |
| 817 | var p1 = Promise.accept(1) |
| 818 | var p2 = Promise.accept(2) |
| 819 | var p3 = Promise.accept(3) |
| 820 | Promise.race([p1, p2, p3]).chain( |
| 821 | function(x) { assertAsync(x === 1, "resolved/one") }, |
| 822 | assertUnreachable |
| 823 | ) |
| 824 | assertAsyncRan() |
| 825 | })(); |
| 826 | |
| 827 | (function() { |
| 828 | var p1 = Promise.accept(1) |
| 829 | var p2 = Promise.accept(2) |
| 830 | var p3 = Promise.accept(3) |
| 831 | Promise.race([0, p1, p2, p3]).chain( |
| 832 | function(x) { assertAsync(x === 0, "resolved-const/one") }, |
| 833 | assertUnreachable |
| 834 | ) |
| 835 | assertAsyncRan() |
| 836 | })(); |
| 837 | |
| 838 | (function() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 839 | var deferred1 = Promise.defer() |
| 840 | var p1 = deferred1.promise |
| 841 | var deferred2 = Promise.defer() |
| 842 | var p2 = deferred2.promise |
| 843 | var deferred3 = Promise.defer() |
| 844 | var p3 = deferred3.promise |
| 845 | Promise.race([p1, p2, p3]).chain( |
| 846 | function(x) { assertAsync(x === 3, "one/resolve") }, |
| 847 | assertUnreachable |
| 848 | ) |
| 849 | deferred3.resolve(3) |
| 850 | deferred1.resolve(1) |
| 851 | assertAsyncRan() |
| 852 | })(); |
| 853 | |
| 854 | (function() { |
| 855 | var deferred = Promise.defer() |
| 856 | var p1 = deferred.promise |
| 857 | var p2 = Promise.accept(2) |
| 858 | var p3 = Promise.defer().promise |
| 859 | Promise.race([p1, p2, p3]).chain( |
| 860 | function(x) { assertAsync(x === 2, "resolved/one") }, |
| 861 | assertUnreachable |
| 862 | ) |
| 863 | deferred.resolve(1) |
| 864 | assertAsyncRan() |
| 865 | })(); |
| 866 | |
| 867 | (function() { |
| 868 | var deferred1 = Promise.defer() |
| 869 | var p1 = deferred1.promise |
| 870 | var deferred2 = Promise.defer() |
| 871 | var p2 = deferred2.promise |
| 872 | var deferred3 = Promise.defer() |
| 873 | var p3 = deferred3.promise |
| 874 | Promise.race([p1, p2, p3]).chain( |
| 875 | function(x) { assertAsync(x === 3, "one/resolve/reject") }, |
| 876 | assertUnreachable |
| 877 | ) |
| 878 | deferred3.resolve(3) |
| 879 | deferred1.reject(1) |
| 880 | assertAsyncRan() |
| 881 | })(); |
| 882 | |
| 883 | (function() { |
| 884 | var deferred1 = Promise.defer() |
| 885 | var p1 = deferred1.promise |
| 886 | var deferred2 = Promise.defer() |
| 887 | var p2 = deferred2.promise |
| 888 | var deferred3 = Promise.defer() |
| 889 | var p3 = deferred3.promise |
| 890 | Promise.race([p1, p2, p3]).chain( |
| 891 | assertUnreachable, |
| 892 | function(x) { assertAsync(x === 3, "one/reject/resolve") } |
| 893 | ) |
| 894 | deferred3.reject(3) |
| 895 | deferred1.resolve(1) |
| 896 | assertAsyncRan() |
| 897 | })(); |
| 898 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 899 | |
| 900 | (function() { |
| 901 | function testPromiseRaceNonIterable(value) { |
| 902 | Promise.race(value).chain( |
| 903 | assertUnreachable, |
| 904 | function(r) { |
| 905 | assertAsync(r instanceof TypeError, 'race/non iterable'); |
| 906 | }); |
| 907 | assertAsyncRan(); |
| 908 | } |
| 909 | testPromiseRaceNonIterable(null); |
| 910 | testPromiseRaceNonIterable(undefined); |
| 911 | testPromiseRaceNonIterable({}); |
| 912 | testPromiseRaceNonIterable(42); |
| 913 | })(); |
| 914 | |
| 915 | |
| 916 | (function() { |
| 917 | var deferred1 = Promise.defer() |
| 918 | var p1 = deferred1.promise |
| 919 | var deferred2 = Promise.defer() |
| 920 | var p2 = deferred2.promise |
| 921 | var deferred3 = Promise.defer() |
| 922 | var p3 = deferred3.promise |
| 923 | function* f() { |
| 924 | yield p1; |
| 925 | yield p2; |
| 926 | yield p3; |
| 927 | } |
| 928 | Promise.race(f()).chain( |
| 929 | function(x) { assertAsync(x === 3, "race/iterable/resolve/reject") }, |
| 930 | assertUnreachable |
| 931 | ) |
| 932 | deferred3.resolve(3) |
| 933 | deferred1.reject(1) |
| 934 | assertAsyncRan() |
| 935 | })(); |
| 936 | |
| 937 | (function() { |
| 938 | var deferred1 = Promise.defer() |
| 939 | var p1 = deferred1.promise |
| 940 | var deferred2 = Promise.defer() |
| 941 | var p2 = deferred2.promise |
| 942 | var deferred3 = Promise.defer() |
| 943 | var p3 = deferred3.promise |
| 944 | function* f() { |
| 945 | yield p1; |
| 946 | yield p2; |
| 947 | yield p3; |
| 948 | } |
| 949 | Promise.race(f()).chain( |
| 950 | assertUnreachable, |
| 951 | function(x) { assertAsync(x === 3, "race/iterable/reject/resolve") } |
| 952 | ) |
| 953 | deferred3.reject(3) |
| 954 | deferred1.resolve(1) |
| 955 | assertAsyncRan() |
| 956 | })(); |
| 957 | |
| 958 | (function() { |
| 959 | 'use strict'; |
| 960 | var getCalls = 0; |
| 961 | var funcCalls = 0; |
| 962 | var nextCalls = 0; |
| 963 | defineProperty(numberPrototype, symbolIterator, { |
| 964 | get: function() { |
| 965 | assertEquals('number', typeof this); |
| 966 | getCalls++; |
| 967 | return function() { |
| 968 | assertEquals('number', typeof this); |
| 969 | funcCalls++; |
| 970 | var n = this; |
| 971 | var i = 0 |
| 972 | return { |
| 973 | next() { |
| 974 | nextCalls++; |
| 975 | return {value: i++, done: i > n}; |
| 976 | } |
| 977 | }; |
| 978 | }; |
| 979 | }, |
| 980 | configurable: true |
| 981 | }); |
| 982 | |
| 983 | Promise.race(3).chain( |
| 984 | function(x) { |
| 985 | assertAsync(x === 0, "race/iterable/number"); |
| 986 | }, |
| 987 | assertUnreachable); |
| 988 | delete numberPrototype[symbolIterator]; |
| 989 | |
| 990 | assertEquals(getCalls, 1); |
| 991 | assertEquals(funcCalls, 1); |
| 992 | assertEquals(nextCalls, 3 + 1); // + 1 for {done: true} |
| 993 | assertAsyncRan(); |
| 994 | })(); |
| 995 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 996 | (function() { |
| 997 | var log |
| 998 | function MyPromise(resolver) { |
| 999 | log += "n" |
| 1000 | var promise = new Promise(function(resolve, reject) { |
| 1001 | resolver( |
| 1002 | function(x) { log += "x" + x; resolve(x) }, |
| 1003 | function(r) { log += "r" + r; reject(r) } |
| 1004 | ) |
| 1005 | }) |
| 1006 | promise.__proto__ = MyPromise.prototype |
| 1007 | return promise |
| 1008 | } |
| 1009 | |
| 1010 | MyPromise.__proto__ = Promise |
| 1011 | MyPromise.defer = function() { |
| 1012 | log += "d" |
| 1013 | return call(this.__proto__.defer, this) |
| 1014 | } |
| 1015 | |
| 1016 | MyPromise.prototype.__proto__ = Promise.prototype |
| 1017 | MyPromise.prototype.chain = function(resolve, reject) { |
| 1018 | log += "c" |
| 1019 | return call(this.__proto__.__proto__.chain, this, resolve, reject) |
| 1020 | } |
| 1021 | |
| 1022 | log = "" |
| 1023 | var p1 = new MyPromise(function(resolve, reject) { resolve(1) }) |
| 1024 | var p2 = new MyPromise(function(resolve, reject) { reject(2) }) |
| 1025 | var d3 = MyPromise.defer() |
| 1026 | assertTrue(d3.promise instanceof Promise, "subclass/instance") |
| 1027 | assertTrue(d3.promise instanceof MyPromise, "subclass/instance-my3") |
| 1028 | assertTrue(log === "nx1nr2dn", "subclass/create") |
| 1029 | |
| 1030 | log = "" |
| 1031 | var p4 = MyPromise.resolve(4) |
| 1032 | var p5 = MyPromise.reject(5) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1033 | assertTrue(p4 instanceof MyPromise, "subclass/instance4") |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1034 | assertTrue(p4 instanceof MyPromise, "subclass/instance-my4") |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1035 | assertTrue(p5 instanceof MyPromise, "subclass/instance5") |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1036 | assertTrue(p5 instanceof MyPromise, "subclass/instance-my5") |
| 1037 | d3.resolve(3) |
| 1038 | assertTrue(log === "nx4nr5x3", "subclass/resolve") |
| 1039 | |
| 1040 | log = "" |
| 1041 | var d6 = MyPromise.defer() |
| 1042 | d6.promise.chain(function(x) { |
| 1043 | return new Promise(function(resolve) { resolve(x) }) |
| 1044 | }).chain(function() {}) |
| 1045 | d6.resolve(6) |
| 1046 | assertTrue(log === "dncncnx6", "subclass/chain") |
| 1047 | |
| 1048 | log = "" |
| 1049 | Promise.all([11, Promise.accept(12), 13, MyPromise.accept(14), 15, 16]) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1050 | |
| 1051 | assertTrue(log === "nx14", "subclass/all/arg") |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1052 | |
| 1053 | log = "" |
| 1054 | MyPromise.all([21, Promise.accept(22), 23, MyPromise.accept(24), 25, 26]) |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1055 | assertTrue(log === "nx24nnx21nnx[object Promise]nnx23nnnx25nnx26n", |
| 1056 | "subclass/all/self") |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1057 | })(); |
| 1058 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1059 | (function() { |
| 1060 | 'use strict'; |
| 1061 | |
| 1062 | class Pact extends Promise { } |
| 1063 | class Vow extends Pact { } |
| 1064 | class Oath extends Vow { } |
| 1065 | |
| 1066 | Oath.constructor = Vow; |
| 1067 | |
| 1068 | assertTrue(Pact.resolve(Pact.resolve()).constructor === Pact, |
| 1069 | "subclass/resolve/own"); |
| 1070 | |
| 1071 | assertTrue(Pact.resolve(Promise.resolve()).constructor === Pact, |
| 1072 | "subclass/resolve/ancestor"); |
| 1073 | |
| 1074 | assertTrue(Pact.resolve(Vow.resolve()).constructor === Pact, |
| 1075 | "subclass/resolve/descendant"); var vow = Vow.resolve(); |
| 1076 | |
| 1077 | vow.constructor = Oath; |
| 1078 | assertTrue(Oath.resolve(vow) === vow, |
| 1079 | "subclass/resolve/descendant with transplanted own constructor"); |
| 1080 | }()); |
| 1081 | |
| 1082 | (function() { |
| 1083 | var thenCalled = false; |
| 1084 | |
| 1085 | var resolve; |
| 1086 | var promise = new Promise(function(res) { resolve = res; }); |
| 1087 | resolve({ then() { thenCalled = true; throw new Error(); } }); |
| 1088 | assertLater(function() { return thenCalled; }, "resolve-with-thenable"); |
| 1089 | }); |
| 1090 | |
| 1091 | (function() { |
| 1092 | var calledWith; |
| 1093 | |
| 1094 | var resolve; |
| 1095 | var p1 = (new Promise(function(res) { resolve = res; })); |
| 1096 | var p2 = p1.then(function(v) { |
| 1097 | return { |
| 1098 | then(resolve, reject) { resolve({ then() { calledWith = v }}); } |
| 1099 | }; |
| 1100 | }); |
| 1101 | |
| 1102 | resolve({ then(resolve) { resolve(2); } }); |
| 1103 | assertLater(function() { return calledWith === 2; }, |
| 1104 | "resolve-with-thenable2"); |
| 1105 | })(); |
| 1106 | |
| 1107 | (function() { |
| 1108 | var p = Promise.resolve(); |
| 1109 | var callCount = 0; |
| 1110 | defineProperty(p, "constructor", { |
| 1111 | get: function() { ++callCount; return Promise; } |
| 1112 | }); |
| 1113 | p.then(); |
| 1114 | assertEquals(1, callCount); |
| 1115 | })(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1116 | |
| 1117 | assertAsyncDone() |