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udia

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A web application in pursuit of meaning in life.

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udia assets node_modules micro-promisify test.js
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assets/node_modules/micro-promisify/test.js 

import test from 'ava';

import promisify from './';



const twice = (data, callback) => {

  if (!callback) throw new Error('No callback');

  setTimeout(() => {

    callback(null, data * 2);

  });

};



const twiceError = (data, callback) => {

  if (!callback) throw new Error('No callback');

  setTimeout(() => {

    callback(new Error('Invalid'));

  });

};



test('promisify', t => {

  const res = promisify(twice)(5);

  return res;

});



test('promisify with error', t => {

  const res = promisify(twiceError)(5);

  return res.then(data => t.fail()).catch(error => {

    t.is(error.message, 'Invalid');

  });

});