describe('Deck JS Navigation Buttons', function() {
  beforeEach(function() {
    loadFixtures('standard.html');
    if (Modernizr.history) {
      history.replaceState({}, "", "#")
    }
    else {
      window.location.hash = '#';
    }
    $.deck('.slide');
  });

  it('should go to the next slide if next link is clicked', function() {
    $(defaults.selectors.nextLink).click();
    expect($.deck('getSlide')).toHaveClass('slide2');
  });

  it('should go to the previous slide if previous link is clicked', function() {
    $.deck('go', 2);
    $(defaults.selectors.previousLink).click();
    expect($.deck('getSlide')).toHaveClass('slide2');
  });

  it('should add the disabled class to the previous link if on first slide', function() {
    expect($(defaults.selectors.previousLink)).toHaveClass(defaults.classes.navDisabled);
    $(defaults.selectors.nextLink).click();
    expect($(defaults.selectors.previousLink)).not.toHaveClass(defaults.classes.navDisabled);
    $(defaults.selectors.previousLink).click();
    expect($(defaults.selectors.previousLink)).toHaveClass(defaults.classes.navDisabled);
  });

  it('should add aria-disabled to previous link if on first slide', function() {
    $.deck('go', 0);
    expect($(defaults.selectors.previousLink)).toHaveAttr('aria-disabled', 'true');
  });

  it('should add the disabled class to the next link if on last slide', function() {
    expect($(defaults.selectors.nextLink)).not.toHaveClass(defaults.classes.navDisabled);
    $.deck('go', $.deck('getSlides').length - 1);
    expect($(defaults.selectors.nextLink)).toHaveClass(defaults.classes.navDisabled);
  });

  it('should add aria-disabled to next link if on last slide', function() {
    $.deck('go', $.deck('getSlides').length - 1);
    expect($(defaults.selectors.nextLink)).toHaveAttr('aria-disabled', 'true');
  });

  it('should not start disabled if deck initialized in the middle', function() {
    $.deck('go', 2);
    $.deck('.slide');
    waitsFor(function() {
      return !$(defaults.selectors.previousLink).hasClass(defaults.classes.navDisabled);
    });
  });

  it('should update the links hrefs with real fragment ids', function() {
    expect($(defaults.selectors.previousLink).attr('href')).toMatch(/#$/);
    expect($(defaults.selectors.nextLink).attr('href')).toMatch('#custom-id');
    $.deck('go', 2);
    expect($(defaults.selectors.previousLink).attr('href')).toMatch('#custom-id');
    expect($(defaults.selectors.nextLink).attr('href')).toMatch('#slide-3');
  });
});