| <!DOCTYPE html> |
| <meta charset=utf-8> |
| <title>createImageBitmap transferring test</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/common/media.js"></script> |
| <script src="common.sub.js"></script> |
| <script src="/common/get-host-info.sub.js"></script> |
| <div id=log></div> |
| <script> |
| let worker, continuations = {}; |
| setup(function() { |
| worker = new Worker("transfer-worker.js"); |
| worker.addEventListener("message", function(event) { |
| let { name, bitmap } = event.data; |
| if (continuations.hasOwnProperty(name)) { |
| continuations[name](bitmap); |
| } |
| }); |
| }); |
| |
| for (let { name, factory } of imageSourceTypes) { |
| promise_test(function(t) { |
| return factory().then(createImageBitmap).then(function(bitmap) { |
| assert_equals(bitmap.width, 20); |
| assert_equals(bitmap.height, 20); |
| |
| worker.postMessage({ name: t.name, bitmap: bitmap }, [bitmap]); |
| |
| assert_equals(bitmap.width, 0); |
| assert_equals(bitmap.height, 0); |
| |
| return new Promise(function(resolve) { |
| continuations[t.name] = resolve; |
| }); |
| }).then(function(bitmap) { |
| assert_class_string(bitmap, "ImageBitmap"); |
| assert_equals(bitmap.width, 20); |
| assert_equals(bitmap.height, 20); |
| }); |
| }, `Transfer ImageBitmap created from ${name}`); |
| } |
| |
| promise_test(async (t) => { |
| const url = get_host_info().REMOTE_ORIGIN + '/images/pattern.png'; |
| const image = await makeMakeHTMLImage(url)(); |
| const bitmap = await createImageBitmap(image); |
| |
| assert_throws('DataCloneError', |
| () => worker.postMessage(bitmap, [bitmap])); |
| }, 'Transferring a non-origin-clean ImageBitmap throws.'); |
| |
| </script> |