Function testFixture

packages/cli/test/dev/utils.ts:401–525

(
  directory: string,
  opts: Options<null> & { skipNpmInstall?: boolean } = {},
  args: string[] = []
)

}

export async function testFixture(
  directory: string,
  opts: Options<null> & { skipNpmInstall?: boolean } = {},
  args: string[] = []
) {
  const { skipNpmInstall, ...execaOpts } = opts;
  if (!skipNpmInstall) {
    await runNpmInstall(directory);
  }

  const token = await fetchCachedToken();

  console.log(
    `testFixture() ${binaryPath} dev ${directory} -t ***${
      process.env.VERCEL_TEAM_ID ? ' --scope ***' : ''
    } -l ${port} ${args.join(' ')}`
  );
  const dev = execa(
    binaryPath,
    [
      'dev',
      directory,
      '-t',
      token,
      ...(process.env.VERCEL_TEAM_ID
        ? ['--scope', process.env.VERCEL_TEAM_ID]
        : []),
      '-l',
      String(port),
      ...args,
    ],
    {
      reject: false,
      shell: true,
      stdio: 'pipe',
      ...execaOpts,
      env: { ...execaOpts.env, __VERCEL_SKIP_DEV_CMD: '1' },
    }
  );

  let stdout = '';
  let stderr = '';
  const readyResolver = createResolver();
  const exitResolver = createResolver();

  if (!dev.stdout) {
    throw new Error('`vc dev` process missing "stdout".');
  }
  if (!dev.stderr) {
    throw new Error('`vc dev` process missing "stderr".');
  }

  dev.stdout.setEncoding('utf8');
  dev.stderr.setEncoding('utf8');

  dev.stdout.on('data', data => {
    stdout += data;
  });