Hopscotch possible unit test for PR #89

test.hopscotch.js

//Starting at line 625
it('Should recover gracefully from loss of sessionStorage', function(){
  if(!hasSessionStorage){ return; }
  hopscotch.startTour({
    id: 'hopscotch-test-tour-sessionStorage',
    steps: [
      {
        target: 'shopping-list',
        orientation: 'left',
        title: 'Shopping List',
        content: 'It\'s a shopping list'
      },
      {
        target: 'shopping-list',
        orientation: 'left',
        title: 'Shopping List',
        content: 'It\'s a shopping list'
      }
    ],
    skipIfNoElement: false
  });
  expect(getState('hopscotch.tour.state')).to.be('hopscotch-test-tour-sessionStorage:0');
  sinon.stub(sessionStorage, 'setItem', function(){
    throw new Error('Session Storage is full!');
  });
  hopscotch.nextStep();
  expect(sessionStorage.setItem.calledOnce).to.be.ok();
  expect(getState('hopscotch.tour.state')).to.not.be.ok();
  expect(getState('hopscotch.tour.state', true)).to.be('hopscotch-test-tour-sessionStorage:1');

  clearState('hopscotch.tour.state');
  sessionStorage.setItem.restore();
  hopscotch.endTour();
});