68 lines
2.3 KiB
TypeScript
68 lines
2.3 KiB
TypeScript
 
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import { test, afterEach } from 'node:test';
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import assert from 'node:assert/strict';
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import { isMacOS, mobileOrTablet } from './user-agent';
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// `ua()` reads `window.navigator.userAgent` lazily on every call, so we can swap
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// the global mock per test case and restore it afterwards.
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const UA = {
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mac: 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0 Safari/537.36',
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windows:
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'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0 Safari/537.36',
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linux:
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'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0 Safari/537.36',
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iphone:
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'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',
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ipad: 'Mozilla/5.0 (iPad; CPU OS 17_0 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.0 Mobile/15E148 Safari/604.1',
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android:
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'Mozilla/5.0 (Linux; Android 13; Pixel 7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0 Mobile Safari/537.36',
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};
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const g = globalThis as unknown as { window?: unknown };
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const originalWindow = g.window;
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const setUserAgent = (userAgent: string) => {
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g.window = { navigator: { userAgent } };
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};
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afterEach(() => {
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g.window = originalWindow;
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});
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test('isMacOS returns true for a Mac user agent (handles both macOS and legacy Mac OS)', () => {
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setUserAgent(UA.mac);
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assert.equal(isMacOS(), true);
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});
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test('isMacOS returns false for non-Mac user agents', () => {
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setUserAgent(UA.windows);
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assert.equal(isMacOS(), false);
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setUserAgent(UA.linux);
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assert.equal(isMacOS(), false);
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setUserAgent(UA.android);
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assert.equal(isMacOS(), false);
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});
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test('mobileOrTablet is true for an iPhone', () => {
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setUserAgent(UA.iphone);
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assert.equal(mobileOrTablet(), true);
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});
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test('mobileOrTablet is true for an iPad', () => {
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setUserAgent(UA.ipad);
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assert.equal(mobileOrTablet(), true);
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});
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test('mobileOrTablet is true for an Android device', () => {
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setUserAgent(UA.android);
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assert.equal(mobileOrTablet(), true);
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});
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test('mobileOrTablet is false for desktop user agents', () => {
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setUserAgent(UA.mac);
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assert.equal(mobileOrTablet(), false);
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setUserAgent(UA.windows);
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assert.equal(mobileOrTablet(), false);
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setUserAgent(UA.linux);
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assert.equal(mobileOrTablet(), false);
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});
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