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| 1 <!-- | |
| 2 Copyright (c) 2009 The Chromium Authors. All rights reserved. | |
| 3 Copyright (C) 2009 Apple Computer, Inc. All rights reserved. | |
| 4 | |
| 5 Redistribution and use in source and binary forms, with or without | |
| 6 modification, are permitted provided that the following conditions are | |
| 7 met: | |
| 8 | |
| 9 * Redistributions of source code must retain the above copyright | |
| 10 notice, this list of conditions and the following disclaimer. | |
| 11 * Redistributions in binary form must reproduce the above | |
| 12 copyright notice, this list of conditions and the following disclaimer | |
| 13 in the documentation and/or other materials provided with the | |
| 14 distribution. | |
| 15 * Neither the name of Google Inc. nor the names of its | |
| 16 contributors may be used to endorse or promote products derived from | |
| 17 this software without specific prior written permission. | |
| 18 | |
| 19 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 20 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 21 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 22 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
| 23 OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
| 24 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
| 25 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
| 26 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
| 27 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 28 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 29 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 30 --> | |
| 31 <html> | |
| 32 <head> | |
| 33 <link rel="stylesheet" href="../resources/js-test-style.css"/> | |
| 34 <script src="../resources/js-test-pre.js"></script> | |
| 35 <script src="resources/webgl-test.js"></script> | |
| 36 </head> | |
| 37 <body> | |
| 38 <div id="description"></div> | |
| 39 <div id="console"></div> | |
| 40 | |
| 41 <script> | |
| 42 | |
| 43 description("Verifies the functionality of the new array-like objects in the Typ
edArray spec"); | |
| 44 | |
| 45 var currentlyRunning = ''; | |
| 46 var allPassed = true; | |
| 47 function running(str) { | |
| 48 currentlyRunning = str; | |
| 49 } | |
| 50 | |
| 51 function output(str) { | |
| 52 debug(str); | |
| 53 } | |
| 54 | |
| 55 function pass() { | |
| 56 testPassed(currentlyRunning); | |
| 57 } | |
| 58 | |
| 59 function fail(str) { | |
| 60 allPassed = false; | |
| 61 var exc; | |
| 62 if (str) | |
| 63 exc = currentlyRunning + ': ' + str; | |
| 64 else | |
| 65 exc = currentlyRunning; | |
| 66 testFailed(exc); | |
| 67 } | |
| 68 | |
| 69 function assertEq(prefix, expected, val) { | |
| 70 if (expected != val) { | |
| 71 var str = prefix + ': expected ' + expected + ', got ' + val; | |
| 72 throw str; | |
| 73 } | |
| 74 } | |
| 75 | |
| 76 function assert(prefix, expected) { | |
| 77 if (!expected) { | |
| 78 var str = prefix + ': expected value / true'; | |
| 79 throw str; | |
| 80 } | |
| 81 } | |
| 82 | |
| 83 function printSummary() { | |
| 84 if (allPassed) { | |
| 85 debug("Test passed."); | |
| 86 } else { | |
| 87 debug("TEST FAILED"); | |
| 88 } | |
| 89 } | |
| 90 | |
| 91 // | |
| 92 // Tests for unsigned array variants | |
| 93 // | |
| 94 | |
| 95 function testSetAndGet10To1(type, name) { | |
| 96 running('test ' + name + ' SetAndGet10To1'); | |
| 97 try { | |
| 98 var array = new type(10); | |
| 99 for (var i = 0; i < 10; i++) { | |
| 100 array[i] = 10 - i; | |
| 101 } | |
| 102 for (var i = 0; i < 10; i++) { | |
| 103 assertEq('Element ' + i, 10 - i, array[i]); | |
| 104 } | |
| 105 pass(); | |
| 106 } catch (e) { | |
| 107 fail(e); | |
| 108 } | |
| 109 } | |
| 110 | |
| 111 function testConstructWithArrayOfUnsignedValues(type, name) { | |
| 112 running('test ' + name + ' ConstructWithArrayOfUnsignedValues'); | |
| 113 try { | |
| 114 var array = new type([10, 9, 8, 7, 6, 5, 4, 3, 2, 1]); | |
| 115 assertEq('Array length', 10, array.length); | |
| 116 for (var i = 0; i < 10; i++) { | |
| 117 assertEq('Element ' + i, 10 - i, array[i]); | |
| 118 } | |
| 119 pass(); | |
| 120 } catch (e) { | |
| 121 fail(e); | |
| 122 } | |
| 123 } | |
| 124 | |
| 125 function testConstructWithTypedArrayOfUnsignedValues(type, name) { | |
| 126 running('test ' + name + ' ConstructWithTypedArrayOfUnsignedValues'); | |
| 127 try { | |
| 128 var tmp = new type([10, 9, 8, 7, 6, 5, 4, 3, 2, 1]); | |
| 129 var array = new type(tmp); | |
| 130 assertEq('Array length', 10, array.length); | |
| 131 for (var i = 0; i < 10; i++) { | |
| 132 assertEq('Element ' + i, 10 - i, array[i]); | |
| 133 } | |
| 134 pass(); | |
| 135 } catch (e) { | |
| 136 fail(e); | |
| 137 } | |
| 138 } | |
| 139 | |
| 140 // | |
| 141 // Tests for signed array variants | |
| 142 // | |
| 143 | |
| 144 function testSetAndGetPos10ToNeg10(type, name) { | |
| 145 running('test ' + name + ' SetAndGetPos10ToNeg10'); | |
| 146 try { | |
| 147 var array = new type(21); | |
| 148 for (var i = 0; i < 21; i++) { | |
| 149 array[i] = 10 - i; | |
| 150 } | |
| 151 for (var i = 0; i < 21; i++) { | |
| 152 assertEq('Element ' + i, 10 - i, array[i]); | |
| 153 } | |
| 154 pass(); | |
| 155 } catch (e) { | |
| 156 fail(e); | |
| 157 } | |
| 158 } | |
| 159 | |
| 160 function testConstructWithArrayOfSignedValues(type, name) { | |
| 161 running('test ' + name + ' ConstructWithArrayOfSignedValues'); | |
| 162 try { | |
| 163 var array = new type([10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, -1, -2, -3, -4, -5,
-6, -7, -8, -9, -10]); | |
| 164 assertEq('Array length', 21, array.length); | |
| 165 for (var i = 0; i < 21; i++) { | |
| 166 assertEq('Element ' + i, 10 - i, array[i]); | |
| 167 } | |
| 168 pass(); | |
| 169 } catch (e) { | |
| 170 fail(e); | |
| 171 } | |
| 172 } | |
| 173 | |
| 174 function testConstructWithTypedArrayOfSignedValues(type, name) { | |
| 175 running('test ' + name + ' ConstructWithTypedArrayOfSignedValues'); | |
| 176 try { | |
| 177 var tmp = new type([10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, -1, -2, -3, -4, -5, -6
, -7, -8, -9, -10]); | |
| 178 var array = new type(tmp); | |
| 179 assertEq('Array length', 21, array.length); | |
| 180 for (var i = 0; i < 21; i++) { | |
| 181 assertEq('Element ' + i, 10 - i, array[i]); | |
| 182 } | |
| 183 pass(); | |
| 184 } catch (e) { | |
| 185 fail(e); | |
| 186 } | |
| 187 } | |
| 188 | |
| 189 // | |
| 190 // Test cases for integral types. | |
| 191 // Some JavaScript engines need separate copies of this code in order | |
| 192 // to exercise all of their optimized code paths. | |
| 193 // | |
| 194 | |
| 195 function testIntegralArrayTruncationBehavior(type, name, unsigned) { | |
| 196 running('test integral array truncation behavior for ' + name); | |
| 197 | |
| 198 var sourceData; | |
| 199 var expectedResults; | |
| 200 | |
| 201 if (unsigned) { | |
| 202 sourceData = [0.6, 10.6]; | |
| 203 expectedResults = [0, 10]; | |
| 204 } else { | |
| 205 sourceData = [0.6, 10.6, -0.6, -10.6]; | |
| 206 expectedResults = [0, 10, 0, -10]; | |
| 207 } | |
| 208 | |
| 209 var numIterations = 10; | |
| 210 var array = new type(numIterations); | |
| 211 | |
| 212 // The code block in each of the case statements below is identical, but some | |
| 213 // JavaScript engines need separate copies in order to exercise all of | |
| 214 // their optimized code paths. | |
| 215 | |
| 216 try { | |
| 217 switch (type) { | |
| 218 case Int8Array: | |
| 219 for (var ii = 0; ii < sourceData.length; ++ii) { | |
| 220 for (var jj = 0; jj < numIterations; ++jj) { | |
| 221 array[jj] = sourceData[ii]; | |
| 222 assertEq('Storing ' + sourceData[ii], expectedResults[ii], array[jj]); | |
| 223 } | |
| 224 } | |
| 225 break; | |
| 226 case Int16Array: | |
| 227 for (var ii = 0; ii < sourceData.length; ++ii) { | |
| 228 for (var jj = 0; jj < numIterations; ++jj) { | |
| 229 array[jj] = sourceData[ii]; | |
| 230 assertEq('Storing ' + sourceData[ii], expectedResults[ii], array[jj]); | |
| 231 } | |
| 232 } | |
| 233 break; | |
| 234 case Int32Array: | |
| 235 for (var ii = 0; ii < sourceData.length; ++ii) { | |
| 236 for (var jj = 0; jj < numIterations; ++jj) { | |
| 237 array[jj] = sourceData[ii]; | |
| 238 assertEq('Storing ' + sourceData[ii], expectedResults[ii], array[jj]); | |
| 239 } | |
| 240 } | |
| 241 break; | |
| 242 case Uint8Array: | |
| 243 for (var ii = 0; ii < sourceData.length; ++ii) { | |
| 244 for (var jj = 0; jj < numIterations; ++jj) { | |
| 245 array[jj] = sourceData[ii]; | |
| 246 assertEq('Storing ' + sourceData[ii], expectedResults[ii], array[jj]); | |
| 247 } | |
| 248 } | |
| 249 break; | |
| 250 case Uint16Array: | |
| 251 for (var ii = 0; ii < sourceData.length; ++ii) { | |
| 252 for (var jj = 0; jj < numIterations; ++jj) { | |
| 253 array[jj] = sourceData[ii]; | |
| 254 assertEq('Storing ' + sourceData[ii], expectedResults[ii], array[jj]); | |
| 255 } | |
| 256 } | |
| 257 break; | |
| 258 case Uint32Array: | |
| 259 for (var ii = 0; ii < sourceData.length; ++ii) { | |
| 260 for (var jj = 0; jj < numIterations; ++jj) { | |
| 261 array[jj] = sourceData[ii]; | |
| 262 assertEq('Storing ' + sourceData[ii], expectedResults[ii], array[jj]); | |
| 263 } | |
| 264 } | |
| 265 break; | |
| 266 default: | |
| 267 fail("Unhandled type"); | |
| 268 break; | |
| 269 } | |
| 270 | |
| 271 pass(); | |
| 272 } catch (e) { | |
| 273 fail(e); | |
| 274 } | |
| 275 } | |
| 276 | |
| 277 | |
| 278 // | |
| 279 // Test cases for both signed and unsigned types | |
| 280 // | |
| 281 | |
| 282 function testGetWithOutOfRangeIndices(type, name) { | |
| 283 debug('Testing ' + name + ' GetWithOutOfRangeIndices'); | |
| 284 // See below for declaration of this global variable | |
| 285 array = new type([2, 3]); | |
| 286 shouldBeUndefined("array[2]"); | |
| 287 shouldBeUndefined("array[-1]"); | |
| 288 shouldBeUndefined("array[0x20000000]"); | |
| 289 } | |
| 290 | |
| 291 function testOffsetsAndSizes(type, name, elementSizeInBytes) { | |
| 292 running('test ' + name + ' OffsetsAndSizes'); | |
| 293 try { | |
| 294 var len = 10; | |
| 295 assertEq('type.BYTES_PER_ELEMENT', elementSizeInBytes, type.BYTES_PER_ELEMEN
T); | |
| 296 var array = new type(len); | |
| 297 assert('array.buffer', array.buffer); | |
| 298 assertEq('array.byteOffset', 0, array.byteOffset); | |
| 299 assertEq('array.length', len, array.length); | |
| 300 assertEq('array.byteLength', len * elementSizeInBytes, array.byteLength); | |
| 301 array = new type(array.buffer, elementSizeInBytes, len - 1); | |
| 302 assert('array.buffer', array.buffer); | |
| 303 assertEq('array.byteOffset', elementSizeInBytes, array.byteOffset); | |
| 304 assertEq('array.length', len - 1, array.length); | |
| 305 assertEq('array.byteLength', (len - 1) * elementSizeInBytes, array.byteLengt
h); | |
| 306 pass(); | |
| 307 } catch (e) { | |
| 308 fail(e); | |
| 309 } | |
| 310 } | |
| 311 | |
| 312 function testSetFromTypedArray(type, name) { | |
| 313 running('test ' + name + ' SetFromTypedArray'); | |
| 314 try { | |
| 315 var array = new type(10); | |
| 316 var array2 = new type(5); | |
| 317 for (var i = 0; i < 10; i++) { | |
| 318 assertEq('Element ' + i, 0, array[i]); | |
| 319 } | |
| 320 for (var i = 0; i < array2.length; i++) { | |
| 321 array2[i] = i; | |
| 322 } | |
| 323 array.set(array2); | |
| 324 for (var i = 0; i < array2.length; i++) { | |
| 325 assertEq('Element ' + i, i, array[i]); | |
| 326 } | |
| 327 array.set(array2, 5); | |
| 328 for (var i = 0; i < array2.length; i++) { | |
| 329 assertEq('Element ' + i, i, array[5 + i]); | |
| 330 } | |
| 331 pass(); | |
| 332 } catch (e) { | |
| 333 fail(e); | |
| 334 } | |
| 335 } | |
| 336 | |
| 337 function negativeTestSetFromTypedArray(type, name) { | |
| 338 running('negativeTest ' + name + ' SetFromTypedArray'); | |
| 339 try { | |
| 340 var array = new type(5); | |
| 341 var array2 = new type(6); | |
| 342 for (var i = 0; i < 5; i++) { | |
| 343 assertEq('Element ' + i, 0, array[i]); | |
| 344 } | |
| 345 for (var i = 0; i < array2.length; i++) { | |
| 346 array2[i] = i; | |
| 347 } | |
| 348 try { | |
| 349 array.set(array2); | |
| 350 fail('Expected exception from array.set(array2)'); | |
| 351 return; | |
| 352 } catch (e) { | |
| 353 } | |
| 354 try { | |
| 355 array2.set(array, 2); | |
| 356 fail('Expected exception from array2.set(array, 2)'); | |
| 357 return; | |
| 358 } catch (e) { | |
| 359 } | |
| 360 pass(); | |
| 361 } catch (e) { | |
| 362 fail(e); | |
| 363 } | |
| 364 } | |
| 365 | |
| 366 function testSetFromArray(type, name) { | |
| 367 running('test ' + name + ' SetFromArray'); | |
| 368 try { | |
| 369 var array = new type(10); | |
| 370 var array2 = [10, 9, 8, 7, 6, 5, 4, 3, 2, 1]; | |
| 371 for (var i = 0; i < 10; i++) { | |
| 372 assertEq('Element ' + i, 0, array[i]); | |
| 373 } | |
| 374 array.set(array2, 0); | |
| 375 for (var i = 0; i < array2.length; i++) { | |
| 376 assertEq('Element ' + i, 10 - i, array[i]); | |
| 377 } | |
| 378 pass(); | |
| 379 } catch (e) { | |
| 380 fail(e); | |
| 381 } | |
| 382 } | |
| 383 | |
| 384 function negativeTestSetFromArray(type, name) { | |
| 385 running('negativeTest ' + name + ' SetFromArray'); | |
| 386 try { | |
| 387 var array = new type([2, 3]); | |
| 388 try { | |
| 389 array.set([4, 5], 1); | |
| 390 fail(); | |
| 391 return; | |
| 392 } catch (e) { | |
| 393 } | |
| 394 try { | |
| 395 array.set([4, 5, 6]); | |
| 396 fail(); | |
| 397 return; | |
| 398 } catch (e) { | |
| 399 } | |
| 400 pass(); | |
| 401 } catch (e) { | |
| 402 fail(e); | |
| 403 } | |
| 404 } | |
| 405 | |
| 406 function testSubarray(type, name) { | |
| 407 running('test ' + name + ' Subarray'); | |
| 408 try { | |
| 409 var array = new type([0, 1, 2, 3, 4, 5, 6, 7, 8, 9]); | |
| 410 var subarray = array.subarray(0, 5); | |
| 411 assertEq('subarray.length', 5, subarray.length); | |
| 412 for (var i = 0; i < 5; i++) { | |
| 413 assertEq('Element ' + i, i, subarray[i]); | |
| 414 } | |
| 415 subarray = array.subarray(4, 10); | |
| 416 assertEq('subarray.length', 6, subarray.length); | |
| 417 for (var i = 0; i < 6; i++) { | |
| 418 assertEq('Element ' + i, 4 + i, subarray[i]); | |
| 419 } | |
| 420 pass(); | |
| 421 } catch (e) { | |
| 422 fail(e); | |
| 423 } | |
| 424 } | |
| 425 | |
| 426 function negativeTestSubarray(type, name) { | |
| 427 running('negativeTest ' + name + ' Subarray'); | |
| 428 try { | |
| 429 var array = new type([0, 1, 2, 3, 4, 5, 6, 7, 8, 9]); | |
| 430 subarray = array.subarray(5, 11); | |
| 431 if (subarray.length != 5) { | |
| 432 fail(); | |
| 433 return; | |
| 434 } | |
| 435 subarray = array.subarray(10, 10); | |
| 436 if (subarray.length != 0) { | |
| 437 fail(); | |
| 438 return; | |
| 439 } | |
| 440 pass(); | |
| 441 } catch (e) { | |
| 442 fail(e); | |
| 443 } | |
| 444 } | |
| 445 | |
| 446 function testSetBoundaryConditions(type, name, testValues, expectedValues) { | |
| 447 running('test ' + name + ' SetBoundaryConditions'); | |
| 448 try { | |
| 449 var array = new type(1); | |
| 450 assertEq('Array length', 1, array.length); | |
| 451 for (var ii = 0; ii < testValues.length; ++ii) { | |
| 452 for (var jj = 0; jj < 10; ++jj) { | |
| 453 array[0] = testValues[ii]; | |
| 454 assertEq('Element 0', expectedValues[ii], array[0]); | |
| 455 } | |
| 456 } | |
| 457 pass(); | |
| 458 } catch (e) { | |
| 459 fail(e); | |
| 460 } | |
| 461 } | |
| 462 | |
| 463 function testConstructionBoundaryConditions(type, name, testValues, expectedValu
es) { | |
| 464 running('test ' + name + ' ConstructionBoundaryConditions'); | |
| 465 try { | |
| 466 var array = new type(testValues); | |
| 467 assertEq('Array length', testValues.length, array.length); | |
| 468 for (var ii = 0; ii < testValues.length; ++ii) { | |
| 469 assertEq('Element ' + ii, expectedValues[ii], array[ii]); | |
| 470 } | |
| 471 pass(); | |
| 472 } catch (e) { | |
| 473 fail(e); | |
| 474 } | |
| 475 } | |
| 476 | |
| 477 function testConstructionWithNullBuffer(type, name) { | |
| 478 var array; | |
| 479 try { | |
| 480 array = new type(null); | |
| 481 testFailed("Construction of " + name + " with null buffer should throw e
xception"); | |
| 482 } catch (e) { | |
| 483 testPassed("Construction of " + name + " with null buffer threw exceptio
n"); | |
| 484 } | |
| 485 try { | |
| 486 array = new type(null, 0, 0); | |
| 487 testFailed("Construction of " + name + " with (null buffer, 0) should th
row exception"); | |
| 488 } catch (e) { | |
| 489 testPassed("Construction of " + name + " with (null buffer, 0) threw exc
eption"); | |
| 490 } | |
| 491 try { | |
| 492 array = new type(null, 0, 0); | |
| 493 testFailed("Construction of " + name + " with (null buffer, 0, 0) should
throw exception"); | |
| 494 } catch (e) { | |
| 495 testPassed("Construction of " + name + " with (null buffer, 0, 0) threw
exception"); | |
| 496 } | |
| 497 } | |
| 498 | |
| 499 function shouldThrowIndexSizeErr(func, text) { | |
| 500 var errorText = text + " should throw an exception"; | |
| 501 try { | |
| 502 func(); | |
| 503 testFailed(errorText); | |
| 504 } catch (e) { | |
| 505 testPassed(text + " threw an exception"); | |
| 506 } | |
| 507 } | |
| 508 | |
| 509 function testConstructionWithOutOfRangeValues(type, name) { | |
| 510 shouldThrowIndexSizeErr(function() { | |
| 511 var buffer = new ArrayBuffer(4); | |
| 512 var array = new type(buffer, 4, 0x3FFFFFFF); | |
| 513 }, "Construction of " + name + " with out-of-range values"); | |
| 514 } | |
| 515 | |
| 516 function testConstructionWithNegativeOutOfRangeValues(type, name) { | |
| 517 try { | |
| 518 var buffer = new ArrayBuffer(-1); | |
| 519 testFailed("Construction of ArrayBuffer with negative size should throw
exception"); | |
| 520 } catch (e) { | |
| 521 testPassed("Construction of ArrayBuffer with negative size threw excepti
on"); | |
| 522 } | |
| 523 try { | |
| 524 var array = new type(-1); | |
| 525 testFailed("Construction of " + name + " with negative size should throw
exception"); | |
| 526 } catch (e) { | |
| 527 testPassed("Construction of " + name + " with negative size threw except
ion"); | |
| 528 } | |
| 529 shouldThrowIndexSizeErr(function() { | |
| 530 var buffer = new ArrayBuffer(4); | |
| 531 var array = new type(buffer, 4, -2147483648); | |
| 532 }, "Construction of " + name + " with negative out-of-range values"); | |
| 533 } | |
| 534 | |
| 535 function testConstructionWithUnalignedOffset(type, name, elementSizeInBytes) { | |
| 536 if (elementSizeInBytes > 1) { | |
| 537 shouldThrowIndexSizeErr(function() { | |
| 538 var buffer = new ArrayBuffer(32); | |
| 539 var array = new type(buffer, 1, elementSizeInBytes); | |
| 540 }, "Construction of " + name + " with unaligned offset"); | |
| 541 } | |
| 542 } | |
| 543 | |
| 544 function testConstructionWithUnalignedLength(type, name, elementSizeInBytes) { | |
| 545 if (elementSizeInBytes > 1) { | |
| 546 shouldThrowIndexSizeErr(function() { | |
| 547 var buffer = new ArrayBuffer(elementSizeInBytes + 1); | |
| 548 var array = new type(buffer, 0); | |
| 549 }, "Construction of " + name + " with unaligned length"); | |
| 550 } | |
| 551 } | |
| 552 | |
| 553 function testConstructionOfHugeArray(type, name, sz) { | |
| 554 if (sz == 1) | |
| 555 return; | |
| 556 try { | |
| 557 // Construction of huge arrays must fail because byteLength is | |
| 558 // an unsigned long | |
| 559 array = new type(3000000000); | |
| 560 testFailed("Construction of huge " + name + " should throw exception"); | |
| 561 } catch (e) { | |
| 562 testPassed("Construction of huge " + name + " threw exception"); | |
| 563 } | |
| 564 } | |
| 565 | |
| 566 function testConstructionWithBothArrayBufferAndLength(type, name, elementSizeInB
ytes) { | |
| 567 var bufByteLength = 1000 * elementSizeInBytes; | |
| 568 var buf = new ArrayBuffer(bufByteLength); | |
| 569 var array1 = new type(buf); | |
| 570 var array2 = new type(bufByteLength / elementSizeInBytes); | |
| 571 if (array1.length == array2.length) { | |
| 572 testPassed("Array lengths matched with explicit and implicit creation of
ArrayBuffer"); | |
| 573 } else { | |
| 574 testFailed("Array lengths DID NOT MATCH with explicit and implicit creat
ion of ArrayBuffer"); | |
| 575 } | |
| 576 } | |
| 577 | |
| 578 // These need to be global for shouldBe to see them | |
| 579 var array; | |
| 580 var typeSize; | |
| 581 | |
| 582 function testSubarrayWithOutOfRangeValues(type, name, sz) { | |
| 583 debug("Testing subarray of " + name); | |
| 584 try { | |
| 585 var buffer = new ArrayBuffer(32); | |
| 586 array = new type(buffer); | |
| 587 typeSize = sz; | |
| 588 shouldBe("array.length", "32 / typeSize"); | |
| 589 try { | |
| 590 shouldBe("array.subarray(4, 0x3FFFFFFF).length", "(32 / typeSize) -
4"); | |
| 591 shouldBe("array.subarray(4, -2147483648).length", "0"); | |
| 592 // Test subarray() against overflows. | |
| 593 array = array.subarray(2); | |
| 594 if (sz > 1) { | |
| 595 // Full byte offset is +1 larger than the maximum unsigned long
int. | |
| 596 // Make sure subarray() still handles it correctly. Otherwise o
verflow would happen and | |
| 597 // offset would be 0, and array.length array.length would incorr
ectly be 1. | |
| 598 var start = 4294967296 / sz - 2; | |
| 599 array = array.subarray(start, start + 1); | |
| 600 shouldBe("array.length", "0"); | |
| 601 } | |
| 602 } catch (e) { | |
| 603 testFailed("Subarray of " + name + " threw exception"); | |
| 604 } | |
| 605 } catch (e) { | |
| 606 testFailed("Exception: " + e); | |
| 607 } | |
| 608 } | |
| 609 | |
| 610 function testSubarrayWithDefaultValues(type, name, sz) { | |
| 611 debug("Testing subarray with default inputs of " + name); | |
| 612 try { | |
| 613 var buffer = new ArrayBuffer(32); | |
| 614 array = new type(buffer); | |
| 615 typeSize = sz; | |
| 616 shouldBe("array.length", "32 / typeSize"); | |
| 617 try { | |
| 618 shouldBe("array.subarray(0).length", "(32 / typeSize)"); | |
| 619 shouldBe("array.subarray(2).length", "(32 / typeSize) - 2"); | |
| 620 shouldBe("array.subarray(-2).length", "2"); | |
| 621 shouldBe("array.subarray(-2147483648).length", "(32 / typeSize)"); | |
| 622 } catch (e) { | |
| 623 testFailed("Subarray of " + name + " threw exception"); | |
| 624 } | |
| 625 } catch (e) { | |
| 626 testFailed("Exception: " + e); | |
| 627 } | |
| 628 } | |
| 629 | |
| 630 function testSettingFromArrayWithOutOfRangeOffset(type, name) { | |
| 631 var webglArray = new type(32); | |
| 632 var array = []; | |
| 633 for (var i = 0; i < 16; i++) { | |
| 634 array.push(i); | |
| 635 } | |
| 636 try { | |
| 637 webglArray.set(array, 0x7FFFFFF8); | |
| 638 testFailed("Setting " + name + " from array with out-of-range offset was
not caught"); | |
| 639 } catch (e) { | |
| 640 testPassed("Setting " + name + " from array with out-of-range offset was
caught"); | |
| 641 } | |
| 642 } | |
| 643 | |
| 644 function testSettingFromFakeArrayWithOutOfRangeLength(type, name) { | |
| 645 var webglArray = new type(32); | |
| 646 var array = {}; | |
| 647 array.length = 0x80000000; | |
| 648 try { | |
| 649 webglArray.set(array, 8); | |
| 650 testFailed("Setting " + name + " from fake array with invalid length was
not caught"); | |
| 651 } catch (e) { | |
| 652 testPassed("Setting " + name + " from fake array with invalid length was
caught"); | |
| 653 } | |
| 654 } | |
| 655 | |
| 656 function testSettingFromTypedArrayWithOutOfRangeOffset(type, name) { | |
| 657 var webglArray = new type(32); | |
| 658 var srcArray = new type(16); | |
| 659 for (var i = 0; i < 16; i++) { | |
| 660 srcArray[i] = i; | |
| 661 } | |
| 662 try { | |
| 663 webglArray.set(srcArray, 0x7FFFFFF8); | |
| 664 testFailed("Setting " + name + " from " + name + " with out-of-range off
set was not caught"); | |
| 665 } catch (e) { | |
| 666 testPassed("Setting " + name + " from " + name + " with out-of-range off
set was caught"); | |
| 667 } | |
| 668 } | |
| 669 | |
| 670 function negativeTestGetAndSetMethods(type, name) { | |
| 671 array = new type([2, 3]); | |
| 672 shouldBeUndefined("array.get"); | |
| 673 var exceptionThrown = false; | |
| 674 // We deliberately check for an exception here rather than using | |
| 675 // shouldThrow here because the precise contents of the syntax | |
| 676 // error are not specified. | |
| 677 try { | |
| 678 webGLArray.set(0, 1); | |
| 679 } catch (e) { | |
| 680 exceptionThrown = true; | |
| 681 } | |
| 682 var output = "array.set(0, 1) "; | |
| 683 if (exceptionThrown) { | |
| 684 testPassed(output + "threw exception."); | |
| 685 } else { | |
| 686 testFailed(output + "did not throw exception."); | |
| 687 } | |
| 688 } | |
| 689 | |
| 690 function testNaNConversion(type, name) { | |
| 691 running('test storing NaN in ' + name); | |
| 692 | |
| 693 var array = new type([1, 1]); | |
| 694 var results = []; | |
| 695 | |
| 696 // The code block in each of the case statements below is identical, but some | |
| 697 // JavaScript engines need separate copies in order to exercise all of | |
| 698 // their optimized code paths. | |
| 699 try { | |
| 700 switch (type) { | |
| 701 case Float32Array: | |
| 702 for (var i = 0; i < array.length; ++i) { | |
| 703 array[i] = NaN; | |
| 704 results[i] = array[i]; | |
| 705 } | |
| 706 break; | |
| 707 case Int8Array: | |
| 708 for (var i = 0; i < array.length; ++i) { | |
| 709 array[i] = NaN; | |
| 710 results[i] = array[i]; | |
| 711 } | |
| 712 break; | |
| 713 case Int16Array: | |
| 714 for (var i = 0; i < array.length; ++i) { | |
| 715 array[i] = NaN; | |
| 716 results[i] = array[i]; | |
| 717 } | |
| 718 break; | |
| 719 case Int32Array: | |
| 720 for (var i = 0; i < array.length; ++i) { | |
| 721 array[i] = NaN; | |
| 722 results[i] = array[i]; | |
| 723 } | |
| 724 break; | |
| 725 case Uint8Array: | |
| 726 for (var i = 0; i < array.length; ++i) { | |
| 727 array[i] = NaN; | |
| 728 results[i] = array[i]; | |
| 729 } | |
| 730 break; | |
| 731 case Uint16Array: | |
| 732 for (var i = 0; i < array.length; ++i) { | |
| 733 array[i] = NaN; | |
| 734 results[i] = array[i]; | |
| 735 } | |
| 736 break; | |
| 737 case Uint32Array: | |
| 738 for (var i = 0; i < array.length; ++i) { | |
| 739 array[i] = NaN; | |
| 740 results[i] = array[i]; | |
| 741 } | |
| 742 break; | |
| 743 default: | |
| 744 fail("Unhandled type"); | |
| 745 break; | |
| 746 } | |
| 747 | |
| 748 // Some types preserve NaN values; all other types convert NaN to zero. | |
| 749 if (type === Float32Array) { | |
| 750 assert('initial NaN preserved', isNaN(new type([NaN])[0])); | |
| 751 for (var i = 0; i < array.length; ++i) | |
| 752 assert('NaN preserved via setter', isNaN(results[i])); | |
| 753 } else { | |
| 754 assertEq('initial NaN converted to zero', 0, new type([NaN])[0]); | |
| 755 for (var i = 0; i < array.length; ++i) | |
| 756 assertEq('NaN converted to zero by setter', 0, results[i]); | |
| 757 } | |
| 758 | |
| 759 pass(); | |
| 760 } catch (e) { | |
| 761 fail(e); | |
| 762 } | |
| 763 } | |
| 764 | |
| 765 // | |
| 766 // Test driver | |
| 767 // | |
| 768 | |
| 769 function runTests() { | |
| 770 allPassed = true; | |
| 771 | |
| 772 // The "name" attribute is a concession to browsers which don't | |
| 773 // implement the "name" property on function objects | |
| 774 var testCases = | |
| 775 [ {name: "Float32Array", | |
| 776 unsigned: false, | |
| 777 integral: false, | |
| 778 elementSizeInBytes: 4, | |
| 779 testValues: [ -500.5, 500.5 ], | |
| 780 expectedValues: [ -500.5, 500.5 ] | |
| 781 }, | |
| 782 {name: "Int8Array", | |
| 783 unsigned: false, | |
| 784 integral: true, | |
| 785 elementSizeInBytes: 1, | |
| 786 testValues: [ -128, 127, -129, 128 ], | |
| 787 expectedValues: [ -128, 127, 127, -128 ] | |
| 788 }, | |
| 789 {name: "Int16Array", | |
| 790 unsigned: false, | |
| 791 integral: true, | |
| 792 elementSizeInBytes: 2, | |
| 793 testValues: [ -32768, 32767, -32769, 32768 ], | |
| 794 expectedValues: [ -32768, 32767, 32767, -32768 ] | |
| 795 }, | |
| 796 {name: "Int32Array", | |
| 797 unsigned: false, | |
| 798 integral: true, | |
| 799 elementSizeInBytes: 4, | |
| 800 testValues: [ -2147483648, 2147483647, -2147483649, 2147483648 ], | |
| 801 expectedValues: [ -2147483648, 2147483647, 2147483647, -2147483648 ] | |
| 802 }, | |
| 803 {name: "Uint8Array", | |
| 804 unsigned: true, | |
| 805 integral: true, | |
| 806 elementSizeInBytes: 1, | |
| 807 testValues: [ 0, 255, -1, 256 ], | |
| 808 expectedValues: [ 0, 255, 255, 0 ] | |
| 809 }, | |
| 810 {name: "Uint16Array", | |
| 811 unsigned: true, | |
| 812 integral: true, | |
| 813 elementSizeInBytes: 2, | |
| 814 testValues: [ 0, 65535, -1, 65536 ], | |
| 815 expectedValues: [ 0, 65535, 65535, 0 ] | |
| 816 }, | |
| 817 {name: "Uint32Array", | |
| 818 unsigned: true, | |
| 819 integral: true, | |
| 820 elementSizeInBytes: 4, | |
| 821 testValues: [ 0, 4294967295, -1, 4294967296 ], | |
| 822 expectedValues: [ 0, 4294967295, 4294967295, 0 ] | |
| 823 } | |
| 824 ]; | |
| 825 for (var i = 0; i < testCases.length; i++) { | |
| 826 var testCase = testCases[i]; | |
| 827 running(testCase.name); | |
| 828 if (!(testCase.name in window)) { | |
| 829 fail("does not exist"); | |
| 830 continue; | |
| 831 } | |
| 832 var type = window[testCase.name]; | |
| 833 var name = testCase.name; | |
| 834 if (testCase.unsigned) { | |
| 835 testSetAndGet10To1(type, name); | |
| 836 testConstructWithArrayOfUnsignedValues(type, name); | |
| 837 testConstructWithTypedArrayOfUnsignedValues(type, name); | |
| 838 } else { | |
| 839 testSetAndGetPos10ToNeg10(type, name); | |
| 840 testConstructWithArrayOfSignedValues(type, name); | |
| 841 testConstructWithTypedArrayOfSignedValues(type, name); | |
| 842 } | |
| 843 if (testCase.integral) { | |
| 844 testIntegralArrayTruncationBehavior(type, name, testCase.unsigned); | |
| 845 } | |
| 846 testGetWithOutOfRangeIndices(type, name); | |
| 847 testOffsetsAndSizes(type, name, testCase.elementSizeInBytes); | |
| 848 testSetFromTypedArray(type, name); | |
| 849 negativeTestSetFromTypedArray(type, name); | |
| 850 testSetFromArray(type, name); | |
| 851 negativeTestSetFromArray(type, name); | |
| 852 testSubarray(type, name); | |
| 853 negativeTestSubarray(type, name); | |
| 854 testSetBoundaryConditions(type, | |
| 855 name, | |
| 856 testCase.testValues, | |
| 857 testCase.expectedValues); | |
| 858 testConstructionBoundaryConditions(type, | |
| 859 name, | |
| 860 testCase.testValues, | |
| 861 testCase.expectedValues); | |
| 862 testConstructionWithNullBuffer(type, name); | |
| 863 testConstructionWithOutOfRangeValues(type, name); | |
| 864 testConstructionWithNegativeOutOfRangeValues(type, name); | |
| 865 testConstructionWithUnalignedOffset(type, name, testCase.elementSizeInBytes)
; | |
| 866 testConstructionWithUnalignedLength(type, name, testCase.elementSizeInBytes)
; | |
| 867 testConstructionOfHugeArray(type, name, testCase.elementSizeInBytes); | |
| 868 testConstructionWithBothArrayBufferAndLength(type, name, testCase.elementSiz
eInBytes); | |
| 869 testSubarrayWithOutOfRangeValues(type, name, testCase.elementSizeInBytes); | |
| 870 testSubarrayWithDefaultValues(type, name, testCase.elementSizeInBytes); | |
| 871 testSettingFromArrayWithOutOfRangeOffset(type, name); | |
| 872 testSettingFromFakeArrayWithOutOfRangeLength(type, name); | |
| 873 testSettingFromTypedArrayWithOutOfRangeOffset(type, name); | |
| 874 negativeTestGetAndSetMethods(type, name); | |
| 875 testNaNConversion(type, name); | |
| 876 } | |
| 877 | |
| 878 printSummary(); | |
| 879 } | |
| 880 | |
| 881 runTests(); | |
| 882 successfullyParsed = true; | |
| 883 | |
| 884 </script> | |
| 885 <script src="../resources/js-test-post.js"></script> | |
| 886 | |
| 887 </body> | |
| 888 </html> | |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 9360034:
Remove everthing except conformance tests in the deps/third_party/webgl (Closed)
Base URL: svn://chrome-svn/chrome/trunk/deps/