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<!DOCTYPE HTML>
<meta charset=utf-8>
<title>Long Animation Frame Timing: iframes & popups</title>
<meta name="timeout" content="long">
<body>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/get-host-info.sub.js"></script>
<script src="/common/utils.js"></script>
<script src="/common/dispatcher/dispatcher.js"></script>
<script src="resources/utils.js"></script>
<div id="log"></div>
<script>
const host_info = get_host_info();
const {ORIGIN, REMOTE_ORIGIN, HTTP_NOTSAMESITE_ORIGIN} = host_info;
promise_test(async t => {
const [executor] = await prepare_exec_iframe(t, ORIGIN);
await expect_no_long_frame(() => executor.execute_script((duration) => {
const deadline = performance.now() + duration;
while (performance.now() < deadline) {}
}, [very_long_frame_duration]), t);
}, 'A long busy wait without render in a same-origin iframe is not a long animation frame');
promise_test(async t => {
const [executor] = await prepare_exec_iframe(t, HTTP_NOTSAMESITE_ORIGIN);
await expect_no_long_frame(() => executor.execute_script((duration) => {
const deadline = performance.now() + duration;
while (performance.now() < deadline) {}
}, [very_long_frame_duration]), t);
}, 'A long busy wait in a cross-origin iframe is not a long animation frame');
promise_test(async t => {
const [executor] = await prepare_exec_iframe(t, ORIGIN);
await expect_long_frame(() => executor.execute_script(async (duration) => {
await new Promise(resolve => window.requestAnimationFrame(resolve));
const deadline = performance.now() + duration;
while (performance.now() < deadline) {}
}, [very_long_frame_duration]), t);
}, 'A long busy wait in a same-origin requestAnimationFrame is a long animation frame');
promise_test(async t => {
const [executor] = await prepare_exec_popup(t, ORIGIN);
await expect_no_long_frame(() => executor.execute_script((duration) => {
const deadline = performance.now() + duration;
while (performance.now() < deadline) {}
}, [very_long_frame_duration]), t);
}, 'A long busy wait in a same-origin popup is a not long animation frame');
for (const origin of ["ORIGIN", "REMOTE_ORIGIN", "HTTP_NOTSAMESITE_ORIGIN"]) {
promise_test(async t => {
const [executor] = await prepare_exec_iframe(t, host_info[origin]);
const entry = await executor.execute_script(async (duration) => {
const entryPromise = new Promise(resolve => new PerformanceObserver(list => {
resolve(list.getEntries(0));
}).observe({entryTypes: ["long-animation-frame"]}));
const deadline = performance.now() + duration;
while (performance.now() < deadline) {}
return entryPromise;
}, [very_long_frame_duration]);
}, `frames receive own long animation frames (${origin})`);
}
</script>
</body>
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