import { spawn } from '@malept/cross-spawn-promise';
import * as fs from 'fs-extra';
import * as path from 'path';

import { makeUniversalApp } from '../src/index';

const appsPath = path.resolve(__dirname, 'fixtures', 'apps');

async function ensureUniversal(app: string) {
  const exe = path.resolve(app, 'Contents', 'MacOS', 'Electron');
  const result = await spawn(exe);
  expect(result).toContain('arm64');
  const result2 = await spawn('arch', ['-x86_64', exe]);
  expect(result2).toContain('x64');
}

describe('makeUniversalApp', () => {
  it('should correctly merge two identical asars', async () => {
    const out = path.resolve(appsPath, 'MergedAsar.app');
    await makeUniversalApp({
      x64AppPath: path.resolve(appsPath, 'X64Asar.app'),
      arm64AppPath: path.resolve(appsPath, 'Asar.app'),
      outAppPath: out,
    });
    await ensureUniversal(out);
    // Only a single asar as they were identical
    expect(
      (await fs.readdir(path.resolve(out, 'Contents', 'Resources'))).filter((p) =>
        p.endsWith('asar'),
      ),
    ).toEqual(['app.asar']);
  }, 60000);

  // TODO: Add tests for
  // * different asar files
  // * identical app dirs
  // * different app dirs
  // * different app dirs with different macho files
  // * identical app dirs with universal macho files
});