SyntaxError: await is a reserved word (71:26) when usong syncronous code code example

Example: await reserved word testcafe using await in loop

async function foo(things) {
  const results = [];
  for (const thing of things) {
    // Good: all asynchronous operations are immediately started.
    results.push(bar(thing));
  }
  // Now that all the asynchronous operations are running, here we wait until they all complete.
  return baz(await Promise.all(results));
}