import { countChatMessages } from './chat-count';

describe('countChatMessages', () => {
  it('counts keys in a firebase snapshot', () => {
    expect(countChatMessages({ a: {}, b: {} })).toBe(2);
  });

  it('treats empty chat as zero', () => {
    expect(countChatMessages(null)).toBe(0);
    expect(countChatMessages({})).toBe(0);
  });
});