forked from mirrors/gecko-dev
52f9697770
Blink is the only engine supporting it, and thus it should not be the WPT requirement. Some tests still need the testing pref, and for now this patch gives the pref for such failing tests without modifying them, for simplicity sake. Modification can happen separately. Differential Revision: https://phabricator.services.mozilla.com/D201999
44 lines
1.5 KiB
HTML
44 lines
1.5 KiB
HTML
<!doctype html>
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<meta charset="utf-8">
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<title>Async Clipboard.read() should not trigger resource loading</title>
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<link rel="help" href="https://w3c.github.io/clipboard-apis/#dom-clipboard-read">
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<link rel="help" href="https://bugs.chromium.org/p/chromium/issues/detail?id=1315563">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="/resources/testdriver.js"></script>
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<script src="/resources/testdriver-vendor.js"></script>
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<script src="resources/user-activation.js"></script>
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<body>Body needed for test_driver.click()
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<p><button id="button">Put payload in the clipboard</button></p>
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<div id="output"></div>
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<script>
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button.onclick = () => document.execCommand('copy');
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document.oncopy = ev => {
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ev.preventDefault();
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ev.clipboardData.setData(
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'text/html',
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'<img src="https://example.com/oops">');
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};
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promise_test(async test => {
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let loadObserved = false;
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const observer = new PerformanceObserver(() => loadObserved = true);
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observer.observe({type: 'resource'});
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await tryGrantReadPermission();
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await test_driver.click(button);
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await waitForUserActivation();
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const items = await navigator.clipboard.read();
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const htmlBlob = await items[0].getType("text/html");
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const html = await htmlBlob.text();
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assert_equals(html, '<img src="https://example.com/oops">');
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// Allow resource loading to start asynchronously
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await new Promise(resolve => test.step_timeout(resolve, 100));
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assert_false(loadObserved, 'Should not observe resource loading');
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});
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</script>
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</body>
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