Diffusion Ant (feature/nursery) Code

ant/examples/spec/navigator.js
ddfe6237cab5feature/nursery

navigator.js
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			import { test, testDeep, summary } from './helpers.js';

			console.log('Navigator Tests\n');

			test('navigator exists', typeof navigator, 'object');
			test('navigator toStringTag', Object.prototype.toString.call(navigator), '[object Navigator]');

			test('navigator.hardwareConcurrency exists', typeof navigator.hardwareConcurrency, 'number');
			test('navigator.hardwareConcurrency is positive', navigator.hardwareConcurrency >= 1, true);
			test('navigator.hardwareConcurrency is integer', Number.isInteger(navigator.hardwareConcurrency), true);

			test('navigator.language exists', typeof navigator.language, 'string');
			test('navigator.language is en-US', navigator.language, 'en-US');

			test('navigator.languages exists', Array.isArray(navigator.languages), true);
			test('navigator.languages length', navigator.languages.length >= 1, true);
			test('navigator.languages contains language', navigator.languages.includes(navigator.language), true);

			test('navigator.platform exists', typeof navigator.platform, 'string');
			test('navigator.platform is non-empty', navigator.platform.length > 0, true);

			test('navigator.userAgent exists', typeof navigator.userAgent, 'string');
			test('navigator.userAgent starts with Ant', navigator.userAgent.startsWith('Ant/'), true);

			console.log('\nLockManager Tests\n');

			test('navigator.locks exists', typeof navigator.locks, 'object');
			test('navigator.locks toStringTag', Object.prototype.toString.call(navigator.locks), '[object LockManager]');
			test('navigator.locks.request exists', typeof navigator.locks.request, 'function');
			test('navigator.locks.query exists', typeof navigator.locks.query, 'function');

			(async () => {
			let exclusiveLockAcquired = false;
			let exclusiveLockName = null;
			let exclusiveLockMode = null;
			let exclusiveLockReleased = false;

			await navigator.locks
			.request('test_resource', async lock => {
			exclusiveLockAcquired = true;
			exclusiveLockName = lock.name;
			exclusiveLockMode = lock.mode;
			return 'done';
			})
			.then(() => {
			exclusiveLockReleased = true;
			});

			test('exclusive lock was acquired', exclusiveLockAcquired, true);
			test('exclusive lock has correct name', exclusiveLockName, 'test_resource');
			test('exclusive lock has correct mode', exclusiveLockMode, 'exclusive');
			test('exclusive lock was released', exclusiveLockReleased, true);

			let sharedLockMode = null;

			await navigator.locks.request('shared_resource', { mode: 'shared' }, async lock => {
			sharedLockMode = lock.mode;
			});

			test('shared lock has correct mode', sharedLockMode, 'shared');

			let ifAvailableResult = null;

			await navigator.locks.request('available_resource', { ifAvailable: true }, async lock => {
			ifAvailableResult = lock ? 'acquired' : 'not available';
			});

			test('ifAvailable lock was acquired', ifAvailableResult, 'acquired');

			const queryResult = await navigator.locks.query();

			test('query returns object', typeof queryResult, 'object');
			test('query has held array', Array.isArray(queryResult.held), true);
			test('query has pending array', Array.isArray(queryResult.pending), true);

			let lockOrder = [];

			await navigator.locks.request('order_test', async lock => {
			lockOrder.push(1);
			});

			await navigator.locks.request('order_test', async lock => {
			lockOrder.push(2);
			});

			testDeep('locks execute in order', lockOrder, [1, 2]);

			let lockToStringTag = null;
			await navigator.locks.request('tostring_test', async lock => {
			lockToStringTag = Object.prototype.toString.call(lock);
			});

			test('Lock toStringTag', lockToStringTag, '[object Lock]');

			summary();
			})();

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