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<!DOCTYPE html>
<script src="/tests/SimpleTest/paint_listener.js"></script>
<script src="/tests/gfx/layers/apz/test/mochitest/apz_test_utils.js"></script>
<style>
html, body {
height: 100%;
margin: 0px;
padding: 0px;
}
</style>
<div style="width:100%;height:100%;background-color:blue;"></div>
<script>
document.querySelector("div").addEventListener("click", event => {
parent.postMessage("innerclick", "*");
});
window.onload = async () => {
// Wait for APZ state stable so that mouse event handling APZ works properly
// in out-of-process iframes.
await promiseApzFlushedRepaints();
parent.postMessage("innerready", "*");
};
document.body.onfocus = () => {
parent.postMessage("innerfocus", "*");
};
document.body.onblur = () => {
parent.postMessage("innerblur", "*");
};
</script>