gecko-dev/dom/html/test/file_fullscreen-event-order...

51 строка
1.5 KiB
HTML

<!DOCTYPE html>
<script src="/tests/SimpleTest/EventUtils.js"></script>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="file_fullscreen-utils.js"></script>
<iframe src="about:blank" allowfullscreen></iframe>
<script>
function ok(condition, msg) {
opener.ok(condition, "[event-order] " + msg);
}
function is(a, b, msg) {
opener.is(a, b, "[event-order] " + msg);
}
let fullscreenEvents = [];
let iframe, iframeDoc;
function begin() {
iframe = document.querySelector("iframe");
iframeDoc = iframe.contentDocument;
document.addEventListener("fullscreenchange", evt => {
fullscreenEvents.push(evt);
});
iframeDoc.addEventListener("fullscreenchange", evt => {
fullscreenEvents.push(evt);
});
addFullscreenChangeContinuation("enter", enterFullscreen);
iframeDoc.body.requestFullscreen();
}
function assertFullscreenEvents(action) {
is(fullscreenEvents.length, 2,
"Two documents should have event dispatched for " + action);
is(fullscreenEvents[0].target, iframe,
"Root document should have the event dispatched first after " + action);
is(fullscreenEvents[1].target, iframeDoc.body,
"Inner document should have the event dispatched second after " + action);
}
function enterFullscreen() {
assertFullscreenEvents("requestFullscreen");
fullscreenEvents = [];
addFullscreenChangeContinuation("exit", exitFullscreen);
document.exitFullscreen();
}
function exitFullscreen() {
assertFullscreenEvents("exitFullscreen");
opener.nextTest();
}
</script>