tomatau

let MyComponent = React.createClass({
  getInitialState(){
    return { who: 'world!', unchanged: 'I dont change' };
  },
  render(){
    return (
      <span className='hello' onClick={this.handleClick}>
        Hello, {this.state.who}
      </span>
    )

tomatau

let HelloWorld = React.createClass({
  render(){
    return <span>Hello, world!</span>;
  }
})

React.render(<HelloWorld/>, document.body)

tomatau

/** Jest Config **/

  "jest": {
    "globals": {
      "__DEV__": true,
      "__TEST__": true
    },
    "testDirectoryName": "app/tests",
    "testFileExtensions": [