recink/test/unit/src/component/helper/sequential-promise.spec.js

Rethink CI for JavaScript applications

'use strict';

const SequentialPromise = require('../../../../../src/component/helper/sequential-promise');
const chai = require('chai');

describe('Test SequentialPromise', () => {
  it('Test all()', done => {
    let i = 0;

    SequentialPromise.all([
      i => {
        return new Promise(resolve => {
          setTimeout(() => {
            chai.expect(i).to.be.eql(0);

            resolve(i + 1);
          }, 100);
        });
      },
      i => {
        chai.expect(i).to.be.eql(1);

        return Promise.resolve(i + 1);
      },
    ], i)
    .then(i => {
      chai.expect(i).to.be.eql(2);

      done();
    })
    .catch(error => done(error));
  });
});