import assert from 'node:assert/strict';
import test from 'node:test';

import { friendAvatarLookup } from '../src/features/messages/chat-list.ts';

test('friend avatars resolve by both user ID and established P2P topic', () => {
  const avatars = friendAvatarLookup([
    {
      user_id: 'usr-potter',
      topic: 'p2p-potter',
      avatar_file_id: 'https://example.com/potter.png',
    },
  ]);

  assert.equal(avatars.get('usr-potter'), 'https://example.com/potter.png');
  assert.equal(avatars.get('p2p-potter'), 'https://example.com/potter.png');
});

test('friend avatar lookup tolerates a new conversation without a topic alias', () => {
  const avatars = friendAvatarLookup([{ user_id: 'usr-new', avatar_file_id: 'avatar-file-id' }]);

  assert.equal(avatars.get('usr-new'), 'avatar-file-id');
  assert.equal(avatars.has(''), false);
});