/* eslint-disable no-var, no-return-assign, quotes */

import $ from 'jquery';
import syntaxHighlight from '~/syntax_highlight';

describe('Syntax Highlighter', function() {
  var stubUserColorScheme;
  stubUserColorScheme = function(value) {
    if (window.gon == null) {
      window.gon = {};
    }
    return window.gon.user_color_scheme = value;
  };
  describe('on a js-syntax-highlight element', function() {
    beforeEach(function() {
      return setFixtures('<div class="js-syntax-highlight"></div>');
    });
    return it('applies syntax highlighting', function() {
      stubUserColorScheme('monokai');
      syntaxHighlight($('.js-syntax-highlight'));
      return expect($('.js-syntax-highlight')).toHaveClass('monokai');
    });
  });
  return describe('on a parent element', function() {
    beforeEach(function() {
      return setFixtures("<div class=\"parent\">\n  <div class=\"js-syntax-highlight\"></div>\n  <div class=\"foo\"></div>\n  <div class=\"js-syntax-highlight\"></div>\n</div>");
    });
    it('applies highlighting to all applicable children', function() {
      stubUserColorScheme('monokai');
      syntaxHighlight($('.parent'));
      expect($('.parent, .foo')).not.toHaveClass('monokai');
      return expect($('.monokai').length).toBe(2);
    });
    return it('prevents an infinite loop when no matches exist', function() {
      var highlight;
      setFixtures('<div></div>');
      highlight = function() {
        return syntaxHighlight($('div'));
      };
      return expect(highlight).not.toThrow();
    });
  });
});
