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<!DOCTYPE html>
<meta charset="utf-8" />
<meta viewport="width=device-width, initial-scale=1" />
<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 type="module">
import { attachIframe, makeCleanup, getOppositeOrientation } from "./resources/orientation-utils.js";
promise_test(async t => {
t.add_cleanup(makeCleanup());
await test_driver.bless("request full screen")
await document.documentElement.requestFullscreen();
const value = await screen.orientation.lock('any');
assert_equals(value, undefined);
}, "Test that screen.orientation.lock returns a promise which will be fulfilled with a void value.");
promise_test(async t => {
t.add_cleanup(makeCleanup());
await test_driver.bless("request full screen")
await document.documentElement.requestFullscreen();
const initialOrientation = screen.orientation.type;
const orientations = [
'any',
'natural',
'portrait',
'landscape',
'portrait-secondary',
'landscape-primary',
'landscape-secondary',
'portrait-primary',
];
for (const orientation of orientations) {
try {
await screen.orientation.lock(orientation);
} catch(err) {
if (err.name === "NotSupportedError") {
continue;
}
assert_unreached("Unknown error: " + err);
}
const { type } = screen.orientation;
switch (orientation) {
case 'any':
break;
case 'natural':
assert_true(type.endsWith("primary"), `Expected primary orientation for "${orientation}", got "${type}"`);
break;
case 'portrait':
assert_true(type.startsWith("portrait"), `Expected portrait orientation for "${orientation}", got "${type}"`);
break;
case 'landscape':
assert_true(type.startsWith("landscape"), `Expected landscape orientation for "${orientation}", got "${type}"`);
break;
default:
assert_equals(type, orientation, "Expected orientation to change");
break;
}
await screen.orientation.lock(initialOrientation);
}
}, "Test that screen.orientation.lock returns a pending promise.");
promise_test(async t => {
t.add_cleanup(makeCleanup());
await test_driver.bless("request full screen")
await document.documentElement.requestFullscreen();
const initialType = screen.orientation.type;
const newType = getOppositeOrientation();
const p = screen.orientation.lock(newType);
assert_equals(screen.orientation.type, initialType, "Must not change orientation until next spin of event loop");
await p;
const finalType = screen.orientation.type;
assert_true(finalType.startsWith(newType), `Expected type to start with ${newType}, got "${finalType}"`);
}, "Test that screen.orientation.lock() is actually async");
</script>
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