third_party/WebKit/LayoutTests/imported/wpt/imagebitmap-renderingcontext/transferFromImageBitmap-detached.html - Issue 2495873002: Manually import wpt@359815a0ff565cb6ca89349f6e9e154789267d8b

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Side by Side Diff: third_party/WebKit/LayoutTests/imported/wpt/imagebitmap-renderingcontext/transferFromImageBitmap-detached.html

Issue 2495873002: Manually import wpt@359815a0ff565cb6ca89349f6e9e154789267d8b (Closed)

Patch Set: Add Crash/Timeout expectation for bitmaprenderer-as-imagesource.html Created 4 years, 1 month ago

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	1 <!DOCTYPE html>

	2 <meta charset="utf-8">

	3 <title>Canvas's ImageBitmapRenderingContext test</title>

	4 <script src="/resources/testharness.js"></script>

	5 <script src="/resources/testharnessreport.js"></script>

	6 <link rel="help" href="https://html.spec.whatwg.org/multipage/scripting.html#the -imagebitmap-rendering-context">

	7 <script>

	8 var width = 10;

	9 var height = 10;

	10

	11 promise_test(function() {

	12 function testException(image) {

	13 var dstCanvas = document.createElement('canvas');

	14 dstCanvas.width = width;

	15 dstCanvas.height = height;

	16 var dstCtx = dstCanvas.getContext('bitmaprenderer');

	17 dstCtx.transferFromImageBitmap(image);

	18

	19 // The image should be detached after transferFromImageBitmap.

	20 assert_equals(image.width, 0);

	21 assert_equals(image.height, 0);

	22 assert_throws("InvalidStateError", function() { dstCtx.transferFromImage Bitmap(image); });

	23 }

	24

	25 var srcCanvas = document.createElement('canvas');

	26 srcCanvas.width = width;

	27 srcCanvas.height = height;

	28 var ctx = srcCanvas.getContext('2d');

	29 ctx.fillStyle = 'rgba(0, 255, 0, 0.5)';

	30 ctx.fillRect(0, 0, width, height);

	31 createImageBitmap(srcCanvas).then(testException);

	32 }, "Test transferFromImageBitmap(image) with a detached image should throw Inval idStateError");

	33

	34 </script>

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