'use strict';
require('../vendor/phantomjs-shim')

var React = require('react/addons');
import ReactDOM from 'react-dom';
var List = require('../src/List.jsx');

//console.log(sinon)
var TestUtils = React.addons.TestUtils
  , render = TestUtils.renderIntoDocument;

describe('List', function(){
  var data = [
    { label: 'jimmy', id: 0 },
    { label: 'sally', id: 1 },
    { label: 'pat', id: 2 },
    { label: 'jason', id: 3 },
    { label: 'natalie', id: 4 }
  ];

  it('should set initial values', function(){
    var list = render(
          <List data={data} onChange={()=>{}} />);

    expect(ReactDOM.findDOMNode(list).children.length).to.be(5);
  })

  it('should generate ids', function(){
    var focused = data[2]
      , list = render(<List data={data} focused={focused} />);

    let seen = [];

    $(ReactDOM.findDOMNode(list)).children().each(
      function(){
        expect(this.hasAttribute('id')).to.equal(true);
        expect(seen.indexOf(this.id)).to.equal(-1);
        seen.push(this.id);
      })
  })

  it('should respect textField and valueFields', function(){
    var list = render(
          <List data={data} textField='label' valueField='id' />);

    expect($(ReactDOM.findDOMNode(list)).find('li:first-child').text())
      .to.be('jimmy');
  })

  it('should render an empty list message', function(){
    var list = render(<List data={[]} textField='label' valueField='id' />);

    expect($(ReactDOM.findDOMNode(list)).find('li').text())
      .to.be('There are no items in this list');
  })

  it('should use a Item template', function(){
    var Templ  = React.createClass({
      render: function() {
        return (<span>{'hello - ' + this.props.item.label}</span>);
      }
    });

    var list = render(<List data={data} itemComponent={Templ} />);

    expect($(ReactDOM.findDOMNode(list)).find('li:first-child').text()).to.be('hello - jimmy');
  })

  it('should implement first()', function(){
    var focused = data[2]
      , selected = data[1]
      , list = render(<List data={data} selected={selected} focused={focused} />);

    expect(list.first(focused)).to.be(data[0]);
  })

  it('should implement prev()', function(){
    var focused = data[4]
      , selected = data[3]
      , list = render(<List data={data} selected={selected} focused={focused} textField='label' />);

    expect(list.prev(selected)).to.be(data[2]);
    expect(list.prev(selected, 'sa')).to.be(data[1]);

    expect(list.prev(focused)).to.be(data[3]);
    expect(list.prev(focused, 'ji')).to.be(data[0]);
  })

  it('should implement next()', function(){
    var focused = data[2]
      , selected = data[1]
      , list = render(<List data={data} selected={selected} focused={focused} textField='label'/>);

    expect(list.next(selected)).to.be(data[2]);
    expect(list.next(selected, 'ja')).to.be(data[3]);

    expect(list.next(focused, 'na')).to.be(data[4]);
  })

  it('should implement last()', function(){
    var focused = data[2]
      , list = render(<List data={data} focused={focused} />);

    expect(list.last(focused)).to.be(data[4]);
  })
})