LayoutTests/fast/canvas/canvas-createImageBitmap-out-of-bounds-src.html - Issue 19393004: Allow eviction of ImageBitmaps that are created from ImageElements.

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Side by Side Diff: LayoutTests/fast/canvas/canvas-createImageBitmap-out-of-bounds-src.html

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 <html>

	2 <body>

	3 <canvas id="c1" width="250" height="250"></canvas>

	4 <canvas id="c2" width="250" height="250"></canvas>

	5 <br>

	6 <canvas id="c3" width="250" height="250"></canvas>

	7 <canvas id="c4" width="250" height="250"></canvas>

	8 <script type="text/javascript">

	9 if (window.testRunner)

	10 testRunner.waitUntilDone();

	11

	12 function shouldNotBeCalled() {

	13 testFailed("Promise was rejected.");

	14 finishJSTest();

	15 }

	16

	17 var canvas1 = document.getElementById('c1');

	18 var canvas2 = document.getElementById('c2');

	19 var canvas3 = document.getElementById('c3');

	20 var canvas4 = document.getElementById('c4');

	21 var bgcanvas = document.createElement('canvas');

	22 bgcanvas.width = 100;

	23 bgcanvas.height = 100;

	24 var bgctx = bgcanvas.getContext('2d');

	25 bgctx.fillStyle = 'green';

	26 bgctx.fillRect(0, 0, bgcanvas.width, bgcanvas.height);

	27 var greenSquareURL = bgcanvas.toDataURL();

	28 var img = new Image();

	29 img.onload = imageLoaded;

	30 img.src = greenSquareURL;

	31 var ctx1 = canvas1.getContext('2d');

	32 var ctx2 = canvas2.getContext('2d');

	33 var ctx3 = canvas3.getContext('2d');

	34 var ctx4 = canvas4.getContext('2d');

	35

	36 function imageLoaded() {

	37 createImageBitmap(img).then(imageBitmapCallback(ctx1), shouldNotBeCalled);

	38 createImageBitmap(img, -50, -50, 100, 100).then(imageBitmapCallback(ctx2), shouldNotBeCalled);

	39 createImageBitmap(img, 50, 50, 100, 100).then(imageBitmapCallback(ctx3), shouldNotBeCalled);

	40 createImageBitmap(img, -100, -100, 300, 300).then(imageBitmapCallback(ctx4), shouldNotBeCalled);

	41 }

	42

	43 var pending = 0;

	44 function imageBitmapCallback(ctx) {

	45 pending++;

	46 var ctx = ctx;

	47 return function(imageBitmap) {

	48 pending--;

	49 ctx.drawImage(imageBitmap, -100, -100, 300, 300, -25, -25, 300, 300);

	50 ctx.drawImage(imageBitmap, -100, -100, 200, 200, -25, -25, 100, 100);

	51 ctx.drawImage(imageBitmap, 0, -100, 100, 200, 75, -25, 100, 100);

	52 ctx.drawImage(imageBitmap, 0, -100, 200, 200, 175, -25, 100, 100);

	53 ctx.drawImage(imageBitmap, -100, 0, 200, 100, -25, 75, 100, 100);

	54 ctx.drawImage(imageBitmap, 0, 0, 200, 100, 175, 75, 100, 100);

	55 ctx.drawImage(imageBitmap, -100, 0, 200, 200, -25, 175, 100, 100);

	56 ctx.drawImage(imageBitmap, 0, 0, 100, 200, 75, 175, 100, 100);

	57 ctx.drawImage(imageBitmap, 0, 0, 200, 200, 175, 175, 100, 100);

	58 if (!pending && window.testRunner)

	59 testRunner.notifyDone();

	60 }

	61 }

	62

	63 </script>

	64 </body></html>

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