Add library manager with tracks, albums and uploads sections

web-player/src/lib/data/libraryTracks.test.ts

@@ -0,0 +1,42 @@
+import { describe, expect, it } from 'vitest';
+import type { LibraryTrack } from '$lib/types';
+import { filterLibraryTracks } from './libraryTracks';
+
+function track(id: string, title: string, status: LibraryTrack['status']): LibraryTrack {
+	return {
+		id,
+		title,
+		artist: 'Artista',
+		ownerUserId: '1',
+		explicit: false,
+		duration: 60,
+		listensCount: 0,
+		date: '2026-01-01T00:00:00Z',
+		status,
+		genres: [],
+		albumTitle: null
+	};
+}
+
+const tracks = [
+	track('1', 'Alba', 'Completed'),
+	track('2', 'Noche', 'Processing'),
+	track('3', 'Ruido', 'Pending'),
+	track('4', 'Roto', 'Failed')
+];
+
+describe('filterLibraryTracks', () => {
+	it('returns everything for the "all" filter without a query', () => {
+		expect(filterLibraryTracks(tracks, '', 'all')).toHaveLength(4);
+	});
+	it('groups pending and processing tracks together', () => {
+		expect(filterLibraryTracks(tracks, '', 'processing').map((t) => t.id)).toEqual(['2', '3']);
+	});
+	it('combines the status filter with the text query', () => {
+		expect(filterLibraryTracks(tracks, ' alb ', 'published').map((t) => t.id)).toEqual(['1']);
+		expect(filterLibraryTracks(tracks, 'alb', 'failed')).toEqual([]);
+	});
+	it('matches the artist too', () => {
+		expect(filterLibraryTracks(tracks, 'artista', 'all')).toHaveLength(4);
+	});
+});