text: async function realHandler (context) {
    context.status = 200;
    await mySlowTask();
    await mySlowTask();
    await mySlowTask();
    return [200, {a: 1, b: 2, c: 3}];
  }
  
  function mySlowTask () {
    return new Promise((resolve, reject) => {
      setTimeout(() => {
        resolve('hello');
      }, 500);
    });
  }
  
  module.exports = [realHandler];
  