async-test-util/dist/es/wait-resolveable.js

Util-functions that are be useful in async tests

import { ensureInSetTimeoutLimit } from './utils';

/**
 * this returns a promise and the resolve-function
 * which can be called to resolve before the timeout has passed
 * @param  {Number}  [ms=0] [description]
 */
export default function waitResolveable() {
  var ms = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 0;
  var ret = {};
  ret.promise = new Promise(function (res) {
    ret.resolve = function (x) {
      return res(x);
    };
    setTimeout(res, ensureInSetTimeoutLimit(ms));
  });
  return ret;
}