ollelauribostrom

yarn add jest-enzyme --dev
# OR
npm install jest-enzyme --save-dev

ollelauribostrom

 ● Tests for Box component › should render

    expect(received).toEqual(expected)

    Expected value to equal:
      true
    Received:
      false

ollelauribostrom

  ● Tests for Box component › should render

    Expected "[empty set]" to exist.
    
    
  ● Tests for Box component › should apply custom class name if provided

    Expected <div> to have className of ".custom-red-box" but instead found "box"
    Found node output: <div className="box" />
    

ollelauribostrom

import * as React from 'react';
import { shallow } from 'enzyme';
import { Box } from './Box';

describe('Tests for Box component', () => {
  it('should render', () => {
    const box = shallow(<Box />);
    expect(box.find('.box')).toExist();
  });
  it('should apply custom class name if provided', () => {

ollelauribostrom

import * as React from 'react';
import { shallow } from 'enzyme';
import { Box } from './Box';

describe('Tests for Box component', () => {
  it('should render', () => {
    const box = shallow(<Box />);
    expect(box.find('.box').exists()).toEqual(true);
  });
  it('should apply custom class name if provided', () => {

ollelauribostrom

import * as React from 'react';

export function Box({ customClassName, label }) {
  return (
    <div className={`box ${customClassName}`}>
      {label}
    </div>
  );
}

ollelauribostrom

;; SRC: https://www.darkchestnut.com/2016/quicklisp-load-personal-projects-from-arbitrary-locations/
(pushnew (truename "/projects/app/") ql:*local-project-directories* )
(ql:register-local-projects)
(ql:quickload :app)

ollelauribostrom

# @https://davidwalsh.name/docker-remove-all-images-containers
# Delete every Docker containers
# Must be run first because images are attached to containers
docker rm -f $(docker ps -a -q)

# Delete every Docker image
docker rmi -f $(docker images -q)

ollelauribostrom

import request from 'request';
import Speaker from 'speaker';
import lame from 'lame';

const speaker = new Speaker({
  channels: 2,
  bitDepth: 16,
  sampleRate: 44100,
  mode: lame.STEREO,
});

ollelauribostrom

# During development of a node module (CLI) using babel to transpile ES6 code i ran in to the following problem

# EXAMPLE my-awsome-module
npm link
my-awsome-module # => Works as expected

# do some changes to my-awsome-module
# ...babel transpiles code
my-awsome-module # => zsh: permission denied: my-awsome-module