third_party/WebKit/LayoutTests/fast/canvas/webgl/offscreenCanvas-transferToImageBitmap-invalid-mailbox.html - Issue 2139353003: Return a transparent black ImageBitmap when mailbox is invalid

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Side by Side Diff: third_party/WebKit/LayoutTests/fast/canvas/webgl/offscreenCanvas-transferToImageBitmap-invalid-mailbox.html

Issue 2139353003: Return a transparent black ImageBitmap when mailbox is invalid (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: address comments Created 4 years, 5 months ago

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(Empty)
	1 <!DOCTYPE html>

	2 <html>

	3 <body>

	4 <canvas id='output1' width = '100' height = '100'></canvas>

	5 <canvas id='output2' width = '100' height = '100'></canvas>

	6 <script>

	7 if (window.testRunner) {

	8 testRunner.waitUntilDone();

	9 }

	10

	11 var width = 100;

	12 var height = 100;

	13 var aCanvas = new OffscreenCanvas(width, height);

	14 var gl = aCanvas.getContext('webgl');

	15 gl.clearColor(1.0, 0.0, 0.0, 1.0);

	16 gl.clear(gl.COLOR_BUFFER_BIT);

	17 var image1 = aCanvas.transferToImageBitmap();

	18 var image2 = aCanvas.transferToImageBitmap();

	19

	20 var canvas1 = document.getElementById("output1");

	21 var ctx1 = canvas1.getContext('bitmaprenderer');

	22 ctx1.transferFromImageBitmap(image1);

	23

	24 var canvas2 = document.getElementById('output2');

	25 var ctx2 = canvas2.getContext('bitmaprenderer');

	26 ctx2.transferFromImageBitmap(image2);

	27

	28 if (window.testRunner) {

	29 testRunner.notifyDone();

	30 }

	31 </script>

	32 </body>

	33 </html>

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