/**
* Tests for WWDC video list extractor
*/
import { extractVideoList as extractWWDCVideoList } from '../../../src/tools/wwdc/video-list-extractor';
import { httpClient } from '../../../src/utils/http-client';
// Mock http client
jest.mock('../../../src/utils/http-client');
const mockHttpClient = httpClient as jest.Mocked<typeof httpClient>;
describe('WWDC Video List Extractor', () => {
beforeEach(() => {
jest.clearAllMocks();
});
test('should extract video list for a specific year', async () => {
const mockHtml = `
<!DOCTYPE html>
<html>
<body>
<div class="collection-items">
<section class="collection-item">
<a href="/videos/play/wwdc2025/10188/">
<h4>Meet the Translation API</h4>
<p>Discover translation features</p>
<ul class="video-tags">
<li>15 min</li>
<li>Machine Learning & AI</li>
</ul>
</a>
</section>
<section class="collection-item">
<a href="/videos/play/wwdc2025/10189/">
<h4>Advanced SwiftUI</h4>
<p>Deep dive into SwiftUI</p>
<ul class="video-tags">
<li>30 min</li>
<li>SwiftUI & UI Frameworks</li>
</ul>
</a>
</section>
</div>
</body>
</html>
`;
mockHttpClient.get.mockResolvedValue({
text: jest.fn().mockResolvedValue(mockHtml),
} as any);
const result = await extractWWDCVideoList('2025');
expect(result).toHaveLength(2);
expect(result[0]).toMatchObject({
id: '10188',
url: 'https://developer.apple.com/videos/play/wwdc2025/10188/',
title: 'Meet the Translation API',
duration: '',
thumbnail: '',
});
expect(result[1]).toMatchObject({
id: '10189',
title: 'Advanced SwiftUI',
duration: '',
thumbnail: '',
});
});
test('should handle empty year parameter gracefully', async () => {
const mockHtml = `
<!DOCTYPE html>
<html>
<body>
<div class="collection-items">
<!-- No videos -->
</div>
</body>
</html>
`;
mockHttpClient.get.mockResolvedValue({
text: jest.fn().mockResolvedValue(mockHtml),
} as any);
const result = await extractWWDCVideoList('2025');
expect(result).toEqual([]);
});
test('should handle videos with multiple topics', async () => {
const mockHtml = `
<!DOCTYPE html>
<html>
<body>
<div class="collection-items">
<section class="collection-item">
<a href="/videos/play/wwdc2025/10190/">
<h4>SwiftData and CloudKit</h4>
<p>Sync data across devices</p>
<ul class="video-tags">
<li>25 min</li>
<li>SwiftData</li>
<li>CloudKit</li>
<li>Data & Storage</li>
</ul>
</a>
</section>
</div>
</body>
</html>
`;
mockHttpClient.get.mockResolvedValue({
text: jest.fn().mockResolvedValue(mockHtml),
} as any);
const result = await extractWWDCVideoList('2025');
expect(result[0]).toMatchObject({
id: '10190',
title: 'SwiftData and CloudKit',
duration: '',
thumbnail: '',
});
});
test('should handle videos without duration', async () => {
const mockHtml = `
<!DOCTYPE html>
<html>
<body>
<div class="collection-items">
<section class="collection-item">
<a href="/videos/play/wwdc2025/10191/">
<h4>Keynote</h4>
<p>WWDC 2025 Keynote</p>
<ul class="video-tags">
<li>Keynote</li>
</ul>
</a>
</section>
</div>
</body>
</html>
`;
mockHttpClient.get.mockResolvedValue({
text: jest.fn().mockResolvedValue(mockHtml),
} as any);
const result = await extractWWDCVideoList('2025');
expect(result[0]).toMatchObject({
id: '10191',
title: 'Keynote',
duration: '',
thumbnail: '',
});
});
test('should handle empty video list', async () => {
const mockHtml = `
<!DOCTYPE html>
<html>
<body>
<div class="collection-items">
<!-- No videos -->
</div>
</body>
</html>
`;
mockHttpClient.get.mockResolvedValue({
text: jest.fn().mockResolvedValue(mockHtml),
} as any);
const result = await extractWWDCVideoList('2025');
expect(result).toEqual([]);
});
test('should extract video ID from various URL formats', async () => {
const mockHtml = `
<!DOCTYPE html>
<html>
<body>
<div class="collection-items">
<section class="collection-item">
<a href="/videos/play/wwdc2025/238">
<h4>Short ID Format</h4>
</a>
</section>
<section class="collection-item">
<a href="/videos/play/wwdc2025/10188/">
<h4>Long ID Format</h4>
</a>
</section>
<section class="collection-item">
<a href="https://developer.apple.com/videos/play/wwdc2025/501/">
<h4>Full URL Format</h4>
</a>
</section>
</div>
</body>
</html>
`;
mockHttpClient.get.mockResolvedValue({
text: jest.fn().mockResolvedValue(mockHtml),
} as any);
const result = await extractWWDCVideoList('2025');
expect(result.map(v => v.id)).toEqual(['238', '10188', '501']);
});
test('should handle HTTP errors gracefully', async () => {
mockHttpClient.get.mockRejectedValue(new Error('Network error'));
await expect(extractWWDCVideoList('2025')).rejects.toThrow(
'Failed to extract video list'
);
});
test('should handle malformed HTML gracefully', async () => {
const mockHtml = `
<div class="collection-items">
<section class="collection-item">
<a href="/invalid-url">
<h4>Invalid Video</h4>
</a>
</section>
</div>
`;
mockHttpClient.get.mockResolvedValue({
text: jest.fn().mockResolvedValue(mockHtml),
} as any);
const result = await extractWWDCVideoList('2025');
// Should skip videos with invalid URLs
expect(result).toEqual([]);
});
test('should deduplicate videos with same ID', async () => {
const mockHtml = `
<!DOCTYPE html>
<html>
<body>
<div class="collection-items">
<section class="collection-item">
<a href="/videos/play/wwdc2025/10188/">
<h4>Video 1</h4>
</a>
</section>
<section class="collection-item">
<a href="/videos/play/wwdc2025/10188/">
<h4>Duplicate Video</h4>
</a>
</section>
</div>
</body>
</html>
`;
mockHttpClient.get.mockResolvedValue({
text: jest.fn().mockResolvedValue(mockHtml),
} as any);
const result = await extractWWDCVideoList('2025');
expect(result).toHaveLength(1);
expect(result[0].title).toBe('Video 1');
});
});
