import { chatLocalpart } from './matrix.client';

describe('chatLocalpart', () => {
  it('reads from the name, not the id', () => {
    expect(
      chatLocalpart('03f5eb9e-23a0-4413-8d98-8de4b98b1be2', 'Nati Wondi'),
    ).toBe('nati-wondi.03f5eb');
  });

  it('separates two people who share a name', () => {
    // Both of these are real dev rows — same name, different employees.
    const a = chatLocalpart('11111111-1111-4111-8111-111111111111', 'MARKOS REGASA');
    const b = chatLocalpart('22222222-2222-4222-8222-222222222222', 'Markos  REGASA');
    expect(a).not.toBe(b);
  });

  it('is stable for the same person', () => {
    const id = '7d798218-09de-47a1-98eb-f61ec44e9280';
    expect(chatLocalpart(id, 'Naod')).toBe(chatLocalpart(id, 'Naod'));
  });

  it('still yields a usable localpart for a name that slugs to nothing', () => {
    expect(chatLocalpart('7d798218-09de-47a1-98eb-f61ec44e9280', 'ናኦድ')).toBe(
      'user.7d7982',
    );
  });

  it('only emits characters Matrix accepts in a localpart', () => {
    for (const name of ['Mubarek Jemal Hassen', "N'gozi  O_Brien", 'ናኦድ', 'José']) {
      expect(chatLocalpart('7d798218-09de-47a1-98eb-f61ec44e9280', name)).toMatch(
        /^[a-z0-9._=\-/]+$/,
      );
    }
  });
});