showdown/test/node/showdown.Converter.js

/**
 * Created by Estevao on 31-05-2015.
 */
require('source-map-support').install();
require('chai').should();
require('sinon');
var showdown = require('../bootstrap').showdown;

describe('showdown.Converter', function () {
  'use strict';

  describe('option methods', function () {
    var converter = new showdown.Converter();

    it('setOption() should set option foo=baz', function () {
      converter.setOption('foo', 'baz');
    });

    it('getOption() should get option foo to equal baz', function () {
      converter.getOption('foo').should.equal('baz');
    });

    it('getOptions() should contain foo=baz', function () {
      var options = converter.getOptions();
      options.should.have.ownProperty('foo');
      options.foo.should.equal('baz');
    });
  });

  describe('setFlavor() github', function () {
    var converter = new showdown.Converter(),
        ghOpts = {
          omitExtraWLInCodeBlocks:   true,
          prefixHeaderId:            'user-content-',
          simplifiedAutoLink:        true,
          literalMidWordUnderscores: true,
          strikethrough:             true,
          tables:                    true,
          tablesHeaderId:            true,
          ghCodeBlocks:              true,
          tasklists:                 true
        };

    converter.setFlavor('github');

    for (var opt in ghOpts) {
      if (ghOpts.hasOwnProperty(opt)) {
        check(opt, ghOpts[opt]);
      }
    }
    function check(key, val) {
      it('should set ' + opt + ' to ' + val, function () {
        converter.getOption(key).should.equal(val);
      });
    }
  });

  describe('extension methods', function () {
    var extObjMock = {
          type: 'lang',
          filter: function () {}
        },
        extObjFunc = function () {
          return extObjMock;
        };

    it('addExtension() should add an extension Object', function () {
      var converter = new showdown.Converter();
      converter.addExtension(extObjMock);
      converter.getAllExtensions().language.should.contain(extObjMock);
    });

    it('addExtension() should unwrap an extension wrapped in a function', function () {
      var converter = new showdown.Converter();

      converter.addExtension(extObjFunc);
      converter.getAllExtensions().language.should.contain(extObjMock);
    });

    it('useExtension() should use a previous registered extension in showdown', function () {
      showdown.extension('foo', extObjMock);
      var converter = new showdown.Converter();

      converter.useExtension('foo');
      converter.getAllExtensions().language.should.contain(extObjMock);
      showdown.resetExtensions();
    });
  });
});