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Test Info: Warnings

// META: script=/resources/testdriver.js
// META: script=/resources/testdriver-vendor.js
'use strict';
promise_test(async t => {
await test_driver.set_permission({name: 'idle-detection'}, 'denied');
let detector = new IdleDetector();
await promise_rejects_dom(t, 'NotAllowedError', detector.start());
}, 'Denying idle-detection permission should block access.');
promise_test(async t => {
await test_driver.set_permission({name: 'idle-detection'}, 'granted');
let detector = new IdleDetector();
await detector.start();
assert_true(
['active', 'idle'].includes(detector.userState),
'has a valid user state');
assert_true(
['locked', 'unlocked'].includes(detector.screenState),
'has a valid screen state');
}, 'Granting idle-detection permission should allow access.');
promise_test(async t => {
await test_driver.set_permission({name: 'idle-detection'}, 'prompt');
await promise_rejects_dom(t, 'NotAllowedError', IdleDetector.requestPermission());
await test_driver.bless('request permission');
let state = await IdleDetector.requestPermission();
assert_equals(state, 'prompt');
}, 'The idle-detection permission cannot be requested without a user gesture');