auth-device-tracking.test.ts38 lines · main

1	import { describe, expect, test } from 'bun:test';
2
3	import { deviceFingerprint, deviceHint } from './auth-device-tracking.js';
4
5	describe('deviceFingerprint', () => {
6	test('is stable for the same user-agent', () => {
7	const ua = 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) Chrome/120.0.0.0 Safari/537.36';
8	expect(deviceFingerprint(ua)).toBe(deviceFingerprint(ua));
9	});
10
11	test('differs across user-agents', () => {
12	expect(deviceFingerprint('Chrome')).not.toBe(deviceFingerprint('Firefox'));
13	});
14
15	test('null / empty → same "unknown" bucket', () => {
16	expect(deviceFingerprint(null)).toBe(deviceFingerprint(undefined));
17	expect(deviceFingerprint(null)).toBe(deviceFingerprint(''));
18	});
19	});
20
21	describe('deviceHint', () => {
22	test('detects Chrome on macOS', () => {
23	const ua =
24	'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36';
25	expect(deviceHint(ua)).toBe('Chrome on macOS');
26	});
27
28	test('detects Firefox on Windows', () => {
29	const ua = 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:121.0) Gecko/20100101 Firefox/121.0';
30	expect(deviceHint(ua)).toBe('Firefox on Windows');
31	});
32
33	test('detects Safari on iOS', () => {
34	const ua =
35	'Mozilla/5.0 (iPhone; CPU iPhone OS 17_0 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.0 Mobile/15E148 Safari/604.1';
36	expect(deviceHint(ua)).toBe('Safari on iOS');
37	});
38	});