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<!doctype html>
<meta charset=utf-8>
<title>Test focus event after iframe gets focus</title>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script>
function waitForMessage(target, checkFn) {
return new Promise(resolve => {
target.addEventListener("message", e => {
if (checkFn && !checkFn(e)) {
return;
}
resolve();
}, { once: true });
});
}
function start(w) {
w.postMessage("start", "*");
}
// 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 waitForMessage(window, (e) => {
log = e.data;
return true;
});
return log;
}
function runSingleTest(url, focusIframeFunction, expectedResult, description) {
promise_test(async t => {
let w = window.open(url);
t.add_cleanup(() => { w.close(); });
await waitForMessage(window, e => e.data === "ready");
start(w);
focusIframeFunction(w);
assert_equals(await getLog(w), expectedResult);
}, description);
}
function runTests(url, description) {
// Test calling iframe.focus();
runSingleTest(url, (w) => {
w.postMessage("iframefocus", "*");
}, "outerlog:windowblur,innerlog:windowfocus,",
description + " via calling iframe.focus()");
// Test calling iframe.contentWindow.focus();
runSingleTest(url, (w) => {
w.postMessage("iframecontentWindowfocus", "*");
}, "outerlog:windowblur,innerlog:windowfocus,",
description + " via calling iframe.contentWindow.focus()");
// Test calling window.focus() in iframe;
runSingleTest(url, (w) => {
w.postMessage("windowfocus", "*");
}, "outerlog:windowblur,innerlog:willfocuswindow,windowfocus,didfocuswindow,",
description + " via calling window.focus() in iframe");
}
// Test same site iframe
runTests("support/iframe-focus-event-after-same-site-iframe-gets-focus-outer.html",
"Check iframe focus event after same site iframe gets focus");
// Test different site iframe
runTests("support/iframe-focus-event-after-different-site-iframe-gets-focus-outer.sub.html",
"Check iframe focus event after different site iframe gets focus");
</script>
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