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https://github.com/HeyPuter/firefox.git
synced 2026-11-13 20:14:57 -10:00
Emilio Cobos Álvarez
0d72a453f1
We switch the open state storage to the element rather than the frame, to be able to preserve it across reframes. The code is loosely based on nsHideViewer in nsSubDocument.cpp, but it's simpler because we don't need to do restoration shenanigans. Differential Revision: https://phabricator.services.mozilla.com/D138689
53 lines
1.4 KiB
HTML
53 lines
1.4 KiB
HTML
<!doctype html>
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<meta charset="utf-8">
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<title>Test for page up/down in collapsed select (bug 1488828)</title>
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<script src="/tests/SimpleTest/SimpleTest.js"></script>
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<script src="/tests/SimpleTest/EventUtils.js"></script>
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<link rel="stylesheet" href="/tests/SimpleTest/test.css"/>
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<style>
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.reframe {
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display: flex;
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}
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</style>
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<div id="container">
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<select>
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<option>ABC</option>
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<option>DEF</option>
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</select>
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</div>
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<script>
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(async function() {
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SimpleTest.waitForExplicitFinish();
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const utils = SpecialPowers.DOMWindowUtils;
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const select = document.querySelector("select");
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await SimpleTest.promiseFocus(window);
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ok(!select.openInParentProcess, "Should not be open")
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select.focus();
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synthesizeKey("VK_SPACE");
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ok(SpecialPowers.wrap(select).openInParentProcess, "Should open");
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const container = document.getElementById("container");
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container.getBoundingClientRect(); // flush layout
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const frameCountBeforeReframe = utils.framesConstructed;
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container.classList.add("reframe");
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container.getBoundingClientRect(); // flush layout
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ok(utils.framesConstructed > frameCountBeforeReframe, "Should have reframed");
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ok(SpecialPowers.wrap(select).openInParentProcess, "Should remain open");
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select.remove();
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container.getBoundingClientRect(); // flush layout
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ok(!SpecialPowers.wrap(select).openInParentProcess, "Should close after removal");
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SimpleTest.finish();
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}());
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</script>
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