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<!DOCTYPE html>
<meta charset="utf-8">
<title>Hit-testing with inert iframe</title>
<link rel="author" title="Oriol Brufau" href="mailto:obrufau@igalia.com">
<link rel="help" href="https://html.spec.whatwg.org/multipage/interaction.html#inert">
<meta assert="assert" content="Contents of an inert iframe can't be reached by hit-testing">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script src="/resources/testdriver-actions.js"></script>
<div id="wrapper" style="width: min-content">
<iframe id="iframe" inert></iframe>
</div>
<script>
const events = [
"mousedown", "mouseenter", "mousemove", "mouseover",
"pointerdown", "pointerenter", "pointermove", "pointerover",
];
const iframe = document.getElementById("iframe");
let iframeDoc;
let target;
promise_setup(async () => {
await new Promise(resolve => {
iframe.addEventListener("load", resolve, {once: true});
iframe.srcdoc = `
<style>#target { position: fixed; inset: 0 }</style>
<a id="target" href="#">target</a>
`;
});
iframeDoc = iframe.contentDocument;
target = iframeDoc.getElementById("target");
target.addEventListener("click", e => {
e.preventDefault();
});
});
async function mouseDownAndGetEvents(test) {
const receivedEvents = {
target: [],
wrapper: [],
};
for (let event of events) {
target.addEventListener(event, () => {
receivedEvents.target.push(event);
}, { once: true, capture: true });
wrapper.addEventListener(event, () => {
receivedEvents.wrapper.push(event);
}, { once: true, capture: true });
}
await new test_driver.Actions()
.pointerMove(0, 0, { origin: wrapper })
.pointerDown()
.send();
test.add_cleanup(() => test_driver.click(document.body));
// Exact order of events is not interoperable.
receivedEvents.target.sort();
receivedEvents.wrapper.sort();
return receivedEvents;
}
promise_test(async function() {
const receivedEvents = await mouseDownAndGetEvents(this);
assert_array_equals(receivedEvents.target, [], "target got no event");
assert_array_equals(receivedEvents.wrapper, events, "wrapper got all events");
assert_false(target.matches(":focus"), "target is not focused");
assert_false(target.matches(":active"), "target is not active");
assert_false(target.matches(":hover"), "target is not hovered");
assert_true(wrapper.matches(":hover"), "wrapper is hovered");
}, "Hit-testing doesn't reach contents of an inert iframe");
promise_test(async function() {
iframe.inert = false;
const receivedEvents = await mouseDownAndGetEvents(this);
assert_array_equals(receivedEvents.target, events, "target got all events");
if (receivedEvents.wrapper.length === 2) {
// Firefox is unstable, sometimes missing the mouse events.
assert_array_equals(
receivedEvents.wrapper,
["pointerenter", "pointerover"],
"wrapper got enter and over pointer events");
} else {
assert_array_equals(
receivedEvents.wrapper,
["mouseenter", "mouseover", "pointerenter", "pointerover"],
"wrapper got enter and over events");
}
assert_true(target.matches(":active"), "target is active");
assert_true(target.matches(":hover"), "target is hovered");
assert_true(wrapper.matches(":hover"), "wrapper is hovered");
}, "Hit-testing can reach contents of a no longer inert iframe");
</script>
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