import fs from 'node:fs';
import path from 'node:path';
import { describe, expect, it } from 'vitest';

describe('VNC container entrypoint', () => {
  it('starts x11vnc with supported arguments and verifies its port before noVNC', () => {
    const script = fs.readFileSync(path.resolve('docker/entrypoint.sh'), 'utf8');

    expect(script).not.toContain('-nopw_warn');
    expect(script).toContain('kill -0 "${X11VNC_PID}"');
    expect(script).toContain('/dev/tcp/127.0.0.1/${VNC_PORT}');
    expect(script.indexOf('VNC server is ready')).toBeLessThan(
      script.indexOf('starting noVNC'),
    );
  });

  it('removes only stale Chromium singleton artifacts before launching the bot', () => {
    const script = fs.readFileSync(path.resolve('docker/entrypoint.sh'), 'utf8');

    expect(script).toContain('"${BROWSER_SESSION_DIR}/SingletonLock"');
    expect(script).toContain('"${BROWSER_SESSION_DIR}/SingletonSocket"');
    expect(script).toContain('"${BROWSER_SESSION_DIR}/SingletonCookie"');
    expect(script.indexOf('SingletonLock')).toBeLessThan(script.indexOf('launching bot'));
  });

  it('launches regular Google Chrome before the bot and exposes its local CDP endpoint', () => {
    const script = fs.readFileSync(path.resolve('docker/entrypoint.sh'), 'utf8');

    expect(script).toContain('google-chrome');
    expect(script).toContain('--user-data-dir="${BROWSER_SESSION_DIR}"');
    expect(script).toContain('--remote-debugging-port="${CHROME_CDP_PORT}"');
    expect(script).toContain('export CHROME_CDP_URL=');
    expect(script).not.toContain('--enable-automation');
    expect(script.indexOf('starting Google Chrome')).toBeLessThan(
      script.indexOf('launching bot'),
    );
  });

  it('installs the stable Google Chrome package rather than Chrome for Testing', () => {
    const dockerfile = fs.readFileSync(path.resolve('Dockerfile'), 'utf8');

    expect(dockerfile).toContain('google-chrome-stable_current_amd64.deb');
    expect(dockerfile).toContain('google-chrome-stable');
    expect(dockerfile).not.toContain('chrome-for-testing');
  });
});