run-test.mjs

/* eslint-disable no-console */

import { spawn } from 'child_process';
import { execa } from 'execa';
import path from 'path';

// resolved from the root of the project
const inputDir = path.resolve('./test/fixtures/input');
const execOpts = { cwd: inputDir, stderr: 'inherit' };


console.log('installing deps');

await execa('rm', ['-rf', 'node_modules'], execOpts);
await execa('yarn', ['install'], execOpts);

console.log('starting serve');

// We use spawn for this one so we can kill it later without throwing an error
const emberServe = spawn('yarn', ['start'], execOpts);
emberServe.stderr.pipe(process.stderr);
emberServe.stdout.pipe(process.stdout);

await new Promise((resolve) => {
  emberServe.stdout.on('data', (data) => {
    if (data.toString().includes('Build successful')) {
      resolve();
    }
  });
});

console.log('running codemod');

const codemod = execa(
  '../../../bin/cli.js',
  ['--telemetry', 'http://localhost:4200', 'app'],
  execOpts
);
codemod.stdout.pipe(process.stdout);
await codemod;

console.log('codemod complete, ending serve');

emberServe.kill('SIGTERM');

console.log('comparing results');

try {
  await execa('diff', ['-rq', './app', '../output/app'], execOpts);
} catch (e) {
  console.error('codemod did not run successfully');
  console.log(e);

  process.exit(1);
}

console.log('codemod ran successfully! 🎉');
process.exit(0);