зеркало из https://github.com/mozilla/gecko-dev.git
31 строка
1.1 KiB
HTML
31 строка
1.1 KiB
HTML
<!doctype html>
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<meta charset=utf-8>
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<title>requestIdleCallback on removed frame shouldn't call back</title>
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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>
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async_test(function (t) {
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assert_false(document.hidden, "document.hidden must exist and be false to run this test properly");
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function start() {
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var frame = document.createElement('iframe');
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frame.addEventListener('load', _ => connect(frame), {once:true});
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frame.src = "about:blank";
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document.body.appendChild(frame);
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}
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function connect(frame) {
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var contentWindow = frame.contentWindow;
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contentWindow.requestIdleCallback(_ => callback0(frame, contentWindow));
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t.step_timeout(function() { t.done(); }, 1000);
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}
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function callback0(f, w) {
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document.body.removeChild(f);
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w.requestIdleCallback(t.unreached_func("requestIdleCallback callback should not trigger the callback"));
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}
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addEventListener('load', start, {once:true});
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}, "calling requestIdleCallback on a contentWindow from a removed iframe should not trigger the callback");
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</script>
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