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Issue 19393004: Allow eviction of ImageBitmaps that are created from ImageElements. (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Fix for assertion failure. Created 7 years, 4 months ago
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1 <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN"> 1 <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">
2 <html> 2 <html>
3 <head> 3 <head>
4 <script src="../js/resources/js-test-pre.js"></script> 4 <script src="../js/resources/js-test-pre.js"></script>
5 </head> 5 </head>
6 <body> 6 <body>
7 <script> 7 <script>
8 8
9 description("Ensure correct behavior of drawImage with ImageBitmaps."); 9 description("Ensure correct behavior of drawImage with ImageBitmaps.");
10 window.jsTestIsAsync = true; 10 window.jsTestIsAsync = true;
(...skipping 120 matching lines...) Expand 10 before | Expand all | Expand 10 after
131 shouldBe("testBitmap.height", "imageHeight"); 131 shouldBe("testBitmap.height", "imageHeight");
132 132
133 imageBitmapLoaded = true; 133 imageBitmapLoaded = true;
134 loaded(); 134 loaded();
135 } 135 }
136 136
137 function loaded() { 137 function loaded() {
138 if (imageLoaded && imageBitmapLoaded) { 138 if (imageLoaded && imageBitmapLoaded) {
139 // check all of these elements 139 // check all of these elements
140 elements = [image, aCanvas, d, aCtx, testBitmap]; 140 elements = [image, aCanvas, d, aCtx, testBitmap];
141
141 // wait for callback to finish before each check to ensure synchronous b ehavior 142 // wait for callback to finish before each check to ensure synchronous b ehavior
142 nextCheck(0); 143 nextCheck(0);
143 } 144 }
144 } 145 }
145 146
146 function nextCheck(elementIndex) { 147 function nextCheck(elementIndex) {
147 if (elementIndex == elements.length) { 148 if (elementIndex == elements.length) {
148 finishJSTest(); 149 finishJSTest();
149 return; 150 return;
150 } 151 }
(...skipping 12 matching lines...) Expand all
163 Promise.every(p1, p2, p3, p4, p5, p6, p7, p8, p9).then(function() { 164 Promise.every(p1, p2, p3, p4, p5, p6, p7, p8, p9).then(function() {
164 checkNoCrop(imageBitmaps.noCrop); 165 checkNoCrop(imageBitmaps.noCrop);
165 checkCrop(imageBitmaps.crop); 166 checkCrop(imageBitmaps.crop);
166 checkCropCenter(imageBitmaps.cropCenter); 167 checkCropCenter(imageBitmaps.cropCenter);
167 checkCropRight(imageBitmaps.cropRight); 168 checkCropRight(imageBitmaps.cropRight);
168 checkOverCrop(imageBitmaps.overCrop); 169 checkOverCrop(imageBitmaps.overCrop);
169 checkOverCropRight(imageBitmaps.overCropRight); 170 checkOverCropRight(imageBitmaps.overCropRight);
170 checkCrop(imageBitmaps.negativeCrop); 171 checkCrop(imageBitmaps.negativeCrop);
171 checkEmpty(imageBitmaps.empty); 172 checkEmpty(imageBitmaps.empty);
172 checkEmpty(imageBitmaps.emptyTwo); 173 checkEmpty(imageBitmaps.emptyTwo);
173 checkImmutable(imageBitmaps.noCrop, elementIndex);
174 nextCheck(elementIndex + 1); 174 nextCheck(elementIndex + 1);
175 }, function() { 175 }, function() {
176 testFailed("createImageBitmap promise rejected."); 176 testFailed("createImageBitmap promise rejected.");
177 finishJSTest(); 177 finishJSTest();
178 }); 178 });
179 } 179 }
180 180
181 function checkNoCrop(imageBitmap) { 181 function checkNoCrop(imageBitmap) {
182 debug("Check no crop."); 182 debug("Check no crop.");
183 bitmap = imageBitmap; 183 bitmap = imageBitmap;
(...skipping 203 matching lines...) Expand 10 before | Expand all | Expand 10 after
387 shouldBe("bitmap.height", "30"); 387 shouldBe("bitmap.height", "30");
388 388
389 // nothing should be drawn 389 // nothing should be drawn
390 clearContext(ctx); 390 clearContext(ctx);
391 ctx.drawImage(imageBitmap, 0, 0); 391 ctx.drawImage(imageBitmap, 0, 0);
392 shouldBeClear(1, 1); 392 shouldBeClear(1, 1);
393 shouldBeClear(9, 9); 393 shouldBeClear(9, 9);
394 shouldBeClear(11, 11); 394 shouldBeClear(11, 11);
395 shouldBeClear(22, 22); 395 shouldBeClear(22, 22);
396 } 396 }
397
398 function checkImmutable(imageBitmap, elementIndex) {
399 debug("Check immutable.");
400 // change the underlying element to ensure that it does not change the image Bitmap
401 switch(elementIndex) {
402 case 0: // image
403 image = new Image();
404 break;
405 case 1: // canvas
406 clearContext(aCtx);
407 break;
408 case 2: // data
409 d = 0;
410 break;
411 case 3: // context
412 clearContext(aCtx);
413 break;
414 case 4: // bitmap
415 testBitmap = 0;
416 break;
417 default:
418 testFailed("Default should not be called.");
419 }
420 // should be drawn to (0, 0), (20, 20)
421 checkNoCrop(imageBitmap);
422 drawPattern(aCtx);
423 }
424
425 </script> 397 </script>
426 <script src="../js/resources/js-test-post.js"></script> 398 <script src="../js/resources/js-test-post.js"></script>
427 </body> 399 </body>
428 </html> 400 </html>
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