third_party/WebKit/LayoutTests/fast/canvas/OffscreenCanvas-transferable-exceptions.html - Issue 1917733004: Reland of: Make OffscreenCanvas Transferable

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Issue 1917733004: Reland of: Make OffscreenCanvas Transferable (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: works! Created 4 years, 8 months ago

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	1 <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">

	2 <html>

	3 <head>

	4 <script src="../../resources/js-test.js"></script>

	5 </head>

	6 <body>

	7 <script>

	8

	9 description("Test OffscreenCanvas transferable with exception cases.");

	10 window.jsTestIsAsync = true;
	sof 2016/04/26 19:37:15 It looks like you can avoid making this test async It looks like you can avoid making this test async. xidachen 2016/04/26 20:40:58 Done. Show quoted text On 2016/04/26 19:37:15, sof wrote: > It looks like you can avoid making this test async. Done.
	11

	12 var worker = new Worker('./resources/OffscreenCanvas-transferable.js');

	13

	14 var width = 50;

	15 var height = 50;

	16 var offscreenCanvas1 = new OffscreenCanvas(width, height);

	17

	18 var ctx;

	19 shouldNotThrow("ctx = offscreenCanvas1.getContext('2d')");

	20 shouldBeType("ctx", "OffscreenCanvasRenderingContext2D");

	21 try {
	Justin Novosad 2016/04/26 20:08:31 make this simpler and more readable by using "shou make this simpler and more readable by using "shouldThrow" xidachen 2016/04/26 20:40:58 Done. Show quoted text On 2016/04/26 20:08:31, Justin Novosad wrote: > make this simpler and more readable by using "shouldThrow" Done.
	22 worker.postMessage({data: offscreenCanvas1}, [offscreenCanvas1]);

	23 testFailed("Transfer an offscreenCanvas with a context succeed, expected to fail");

	24 } catch(e) {

	25 testPassed("Transfer an offscreenCanvas with a context should throw an excep tion: " + e);

	26 }

	27

	28 var offscreenCanvas2 = new OffscreenCanvas(width, height);

	29 worker.postMessage({data: offscreenCanvas2}, [offscreenCanvas2]);

	30 try {
	Justin Novosad 2016/04/26 20:08:31 shouldThrow shouldThrow xidachen 2016/04/26 20:40:58 Done. Show quoted text On 2016/04/26 20:08:31, Justin Novosad wrote: > shouldThrow Done.
	31 var image = offscreenCanvas2.transferToImageBitmap();

	32 testFailed("Calling transferToImageBitmap from a neutered offscreenCanvas su cceed, expected to fail");

	33 } catch(e) {

	34 testPassed("Calling transferToImageBitmap from a neutered offscreenCanvas sh ould throw an exception: " + e);

	35 }

	36

	37 try {
	Justin Novosad 2016/04/26 20:08:31 shouldThrow shouldThrow xidachen 2016/04/26 20:40:58 Done. Show quoted text On 2016/04/26 20:08:31, Justin Novosad wrote: > shouldThrow Done.
	38 worker.postMessage({data: offscreenCanvas2}, [offscreenCanvas2]);

	39 testFailed("Transfer a neutered offscreenCanvas succeed, expected to fail");

	40 } catch(e) {

	41 testPassed("Transfer a neutered offscreenCanvas should throw an exception: " + e);

	42 }

	43

	44 try {
	Justin Novosad 2016/04/26 20:08:31 shouldThrow shouldThrow xidachen 2016/04/26 20:40:58 Done. Show quoted text On 2016/04/26 20:08:31, Justin Novosad wrote: > shouldThrow Done.
	45 var ctx = offscreenCanvas2.getContext('2d');

	46 testFailed("Calling getContext('2d') from a neutered offscreenCanvas succeed , expected to fail");

	47 } catch(e) {

	48 testPassed("Calling getContext('2d') from a neutered offscreenCanvas should throw an exception: " + e);

	49 }

	50

	51 finishJSTest();

	52 </script>

	53 </body>

	54 </html>

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