yadda/lib/plugins/mocha/BasePlugin.js

A true BDD framework for JavaScript

'use strict';

var Localisation = require('../../localisation');
var Platform = require('../../Platform');
var FeatureFileParser = require('../../parsers/FeatureFileParser');
var $ = require('../../Array');

module.exports.create = function (options) {
  /* jslint shadow: true */
  var platform = new Platform();
  var language = options.language || Localisation.default;
  var parser = options.parser || new FeatureFileParser(options);
  var container = options.container || platform.get_container();

  function featureFiles(files, iterator) {
    $(files).each(function (file) {
      features(parser.parse(file), iterator);
    });
  }

  function features(features, iterator) {
    $(features).each(function (feature) {
      describe(feature.title, feature, iterator);
    });
  }

  function describe(title, subject, iterator) {
    var _describe = getDescribe(subject.annotations);
    _describe(title, function () {
      iterator(subject);
    });
  }

  function it_async(title, subject, iterator) {
    var _it = getIt(subject.annotations);
    _it(title, function (done) {
      iterator(this, subject, done);
    });
  }

  function it_sync(title, subject, iterator) {
    var _it = getIt(subject.annotations);
    _it(title, function () {
      iterator(this, subject);
    });
  }

  function getIt(annotations, next) {
    if (has_annotation(annotations, 'pending')) return container.xit;
    if (has_annotation(annotations, 'only')) return container.it.only || container.fit || container.iit;
    return container.it;
  }

  function getDescribe(annotations, next) {
    if (has_annotation(annotations, 'pending')) return container.xdescribe;
    if (has_annotation(annotations, 'only')) return container.describe.only || container.fdescribe || container.ddescribe;
    return container.describe;
  }

  function has_annotation(annotations, name) {
    var regexp = new RegExp('^' + language.localise(name) + '$', 'i');
    for (var key in annotations) {
      if (regexp.test(key)) return true;
    }
  }

  return {
    featureFiles: featureFiles,
    features: features,
    describe: describe,
    it_async: it_async,
    it_sync: it_sync,
  };
};