Diffusion Ant (master) Code

ant/examples/spec/crypto.js
8755416ca476master

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

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

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

			const rand1 = crypto.random();
			const rand2 = crypto.random();
			test('random returns number', typeof rand1, 'number');
			test('random returns positive', rand1 >= 0, true);
			test('random returns different values', rand1 !== rand2, true);

			const bytes = crypto.randomBytes(16);
			test('randomBytes returns object', typeof bytes, 'object');
			test('randomBytes length', bytes.length, 16);
			test('randomBytes values are numbers', typeof bytes[0], 'number');
			test('randomBytes values in range', bytes[0] >= 0 && bytes[0] <= 255, true);

			const uuid1 = crypto.randomUUID();
			const uuid2 = crypto.randomUUID();
			test('randomUUID returns string', typeof uuid1, 'string');
			test('randomUUID length', uuid1.length, 36);
			test('randomUUID format', /^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/.test(uuid1), true);
			test('randomUUID unique', uuid1 !== uuid2, true);

			const uuidv7_1 = crypto.randomUUIDv7();
			const uuidv7_2 = crypto.randomUUIDv7();
			test('randomUUIDv7 returns string', typeof uuidv7_1, 'string');
			test('randomUUIDv7 length', uuidv7_1.length, 36);
			test('randomUUIDv7 version 7', uuidv7_1[14], '7');
			test('randomUUIDv7 unique', uuidv7_1 !== uuidv7_2, true);
			test('randomUUIDv7 monotonic', uuidv7_1 < uuidv7_2, true);

			const arr = new Uint8Array(8);
			const result = crypto.getRandomValues(arr);
			test('getRandomValues returns same array', result === arr, true);
			test(
			'getRandomValues fills array',
			Array.from(arr).some(v => v !== 0),
			true
			);

			const arr32 = new Uint32Array(4);
			crypto.getRandomValues(arr32);
			test(
			'getRandomValues works with Uint32Array',
			Array.from(arr32).some(v => v !== 0),
			true
			);

			summary();

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