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<!DOCTYPE html>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script>
test_driver.set_test_context(parent);
test_driver.bless("request full screen", async () => {
const data = {};
try {
await document.documentElement.requestFullscreen();
await screen.orientation.lock("portrait")
data.result = "locked";
data.orientation = screen.orientation.type;
} catch (error) {
data.result = "errored";
data.lock_name = error.name;
}
// Common safety check test for unlock().
try {
screen.orientation.unlock();
} catch (error) {
data.result = "errored";
data.unlock_name = error.name;
}
try {
await document.exitFullscreen();
} catch (error) {
data.result = "errored";
data.exit_name = error.name;
}
parent.window.postMessage(data, "*");
});
</script>