54 lines
1.8 KiB
HTML
54 lines
1.8 KiB
HTML
<!doctype html>
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<meta charset=utf-8>
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<title>activeElement when focusing different-site iframe then immediately focusing 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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function waitForEvent(target, event, checkFn) {
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return new Promise(resolve => {
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target.addEventListener(event, e => {
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if (checkFn && !checkFn(e)) {
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return;
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}
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resolve();
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}, { once: true });
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});
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}
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// This will send message to outer frame and also inner frame to ask them
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// send the log they collect back, the logs of outer and inner will be
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// concatenated.
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async function getLog(w) {
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let log = "";
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step_timeout(function() {
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w.postMessage("getlog", "*");
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}, 0);
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await waitForEvent(window, "message", (e) => {
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log = e.data;
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return true;
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});
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return log;
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}
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// This will send message to outer frame to ask it's activeElement.
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async function getActiveElement(w) {
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let activeElement = "";
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step_timeout(function() {
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w.postMessage("getActiveElement", "*");
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}, 0);
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await waitForEvent(window, "message", (e) => {
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activeElement = e.data;
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return true;
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});
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return activeElement;
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}
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promise_test(async t => {
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let w = window.open("support/activeelement-after-focusing-different-site-iframe-then-immediately-focusing-back-outer.sub.html");
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t.add_cleanup(() => { w.close(); });
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await waitForEvent(window, "message", e => e.data === "ready");
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w.postMessage("focus", "*");
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assert_equals(await getLog(w), 'outerlog:willfocusiframe,didfocusiframe,willfocusinput,inputfocus,didfocusinput,innerlog:windowfocus,windowblur,');
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assert_equals(await getActiveElement(w), 'INPUT');
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}, "Check focus event and active element after focusing different site iframe then immediately focusing back");
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</script>
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