import { describe, expect, it } from 'vitest';
import { DaemonStartError, describeStartFailure } from '../src/main/start-failure';

describe('describeStartFailure', () => {
  it('port tenu par une autre instance : renvoie vers le tray, pas vers une trace technique', () => {
    const err = new DaemonStartError('port-busy-instance', 'port 7317 is already in use');
    const { message, detail } = describeStartFailure(err, 7317);
    expect(message).toBe('Arboretum is already running');
    expect(detail).toContain('7317');
    expect(detail).toContain('system tray');
  });

  it('port tenu par un tiers : nomme les suspects et l’échappatoire (variable d’env)', () => {
    const err = new DaemonStartError('port-busy-foreign', 'port 7317 is already in use', 'EADDRINUSE');
    const { message, detail } = describeStartFailure(err, 7317);
    expect(message).toBe('Port 7317 is already in use');
    expect(detail).toContain('arboretum install');
    expect(detail).toContain('ARBORETUM_DESKTOP_PORT');
    expect(detail).toContain('EADDRINUSE');
  });

  it('échec de handshake : conserve le message et la queue de journal', () => {
    const err = new DaemonStartError('handshake', 'daemon exited before handshake (code 1)', 'boom\nbadaboum');
    const { message, detail } = describeStartFailure(err, 7317);
    expect(message).toBe('Arboretum could not start its local server');
    expect(detail).toContain('daemon exited before handshake (code 1)');
    expect(detail).toContain('badaboum');
  });

  it('erreur quelconque (hors DaemonStartError) reste affichable', () => {
    expect(describeStartFailure(new Error('ENOENT node'), 7317).detail).toContain('ENOENT node');
    expect(describeStartFailure('cassé', 7317).detail).toContain('cassé');
  });

  it('sans queue de journal, aucun bloc « Server output » vide', () => {
    const detail = describeStartFailure(new DaemonStartError('handshake', 'nope'), 7317).detail;
    expect(detail).not.toContain('Server output');
  });
});