import { test, expect } from 'bun:test';
import { createDJQueue, changeDJQueue, queueSnapshot, takeDJVideo } from './party-dj.js';
test('host controls mode and approval; participant votes survive reconnects', () => {
 const q = createDJQueue(); const suggest = { action: 'suggest', video: { id: '0gfX0dFLaBc', title: '<Song>' } };
 expect(changeDJQueue(q, suggest, 'guest', false)).toBe(false); expect(changeDJQueue(q, { action: 'enable', enabled: true }, 'guest', false)).toBe(false);
 changeDJQueue(q, { action: 'enable', enabled: true }, 'host', true); expect(changeDJQueue(q, suggest, 'guest', false)).toBe(true);
 expect(changeDJQueue(q, suggest, 'guest', false)).toBe(false); expect(takeDJVideo(q)).toBeNull();
 const vote = { action: 'vote', id: suggest.video.id }; expect(changeDJQueue(q, vote, 'guest', false)).toBe(true); expect(changeDJQueue(q, vote, 'guest', false)).toBe(false);
 expect(changeDJQueue(q, { action: 'approve', id: suggest.video.id }, 'guest', false)).toBe(false);
 changeDJQueue(q, { action: 'approve', id: suggest.video.id }, 'host', true); expect(queueSnapshot(q).entries[0].votes).toEqual(['guest']); expect(takeDJVideo(q).title).toBe('Song'); expect(q.entries).toHaveLength(0);
});
test('ranked approved queue consumes highest voted song, with bounded metadata', () => { const q = createDJQueue(); q.enabled = true; for (const id of ['abcdefghijk', 'ABCDEFGHIJK']) changeDJQueue(q, { action: 'suggest', video: { id, title: 'x'.repeat(1000), thumbnail: 'bad' } }, 'host', true); changeDJQueue(q, { action: 'vote', id: 'ABCDEFGHIJK' }, 'guest', false); expect(takeDJVideo(q).id).toBe('ABCDEFGHIJK'); expect(queueSnapshot(q).entries[0].video.title.length).toBe(200); expect(changeDJQueue(q, { action: 'suggest', video: { id: 'bad' } }, 'guest', false)).toBe(false); });