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<!doctype html>
<meta charset=utf-8>
<title>Test focus event after focusing iframe</title>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script>
function waitForEvent(target, event, checkFn) {
return new Promise(resolve => {
target.addEventListener(event, e => {
if (checkFn && !checkFn(e)) {
return;
}
resolve();
}, { once: true });
});
}
function start(w) {
w.postMessage("start", "*");
}
function focusIframe(w) {
w.postMessage("focus", "*");
}
// This will send message to outer frame and also inner frame to ask them
// send the log they collect back, the logs of outer and inner will be
// concatenated.
async function getLog(w) {
let log = "";
step_timeout(function() {
w.postMessage("getlog", "*");
}, 0);
await waitForEvent(window, "message", (e) => {
log = e.data;
return true;
});
return log;
}
async function runTest(t, url) {
let w = window.open(url);
t.add_cleanup(() => { w.close(); });
await waitForEvent(window, "message", e => e.data === "ready");
start(w);
focusIframe(w);
assert_equals(await getLog(w), 'outerlog:willfocusiframe,windowblur,didfocusiframe,innerlog:windowfocus,');
focusIframe(w);
assert_equals(await getLog(w), 'outerlog:willfocusiframe,windowblur,didfocusiframe,willfocusiframe,didfocusiframe,innerlog:windowfocus,');
}
promise_test(async t => {
await runTest(t, "support/focus-event-after-focusing-different-site-iframes-outer.sub.html");
}, "Check focus event after focusing different site iframe");
promise_test(async t => {
await runTest(t, "support/focus-event-after-focusing-same-site-iframes-outer.html");
}, "Check focus event after focusing same site iframe");
</script>
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