text: ;(function(){
  
  // CommonJS require()
  
  function require(p){
      var path = require.resolve(p)
        , mod = require.modules[path];
      if (!mod) throw new Error('failed to require "' + p + '"');
      if (!mod.exports) {
        mod.exports = {};
        mod.call(mod.exports, mod, mod.exports, require.relative(path));
      }
      return mod.exports;
    }
  
  require.modules = {};
  
  require.resolve = function (path){
      var orig = path
        , reg = path + '.js'
        , index = path + '/index.js';
      return require.modules[reg] && reg
        || require.modules[index] && index
        || orig;
    };
  
  require.register = function (path, fn){
      require.modules[path] = fn;
    };
  
  require.relative = function (parent) {
      return function(p){
        if ('.' != p.charAt(0)) return require(p);
  
        var path = parent.split('/')
          , segs = p.split('/');
        path.pop();
  
        for (var i = 0; i < segs.length; i++) {
          var seg = segs[i];
          if ('..' == seg) path.pop();
          else if ('.' != seg) path.push(seg);
        }
  
        return require(path.join('/'));
      };
    };
  
  
  require.register("browser/debug.js", function(module, exports, require){
  
  module.exports = function(type){
    return function(){
    }
  };
  
  }); // module: browser/debug.js
  
  require.register("browser/diff.js", function(module, exports, require){
  /* See LICENSE file for terms of use */
  
  /*
   * Text diff implementation.
   *
   * This library supports the following APIS:
   * JsDiff.diffChars: Character by character diff
   * JsDiff.diffWords: Word (as defined by \b regex) diff which ignores whitespace
   * JsDiff.diffLines: Line based diff
   *
   * JsDiff.diffCss: Diff targeted at CSS content
   *
   * These methods are based on the implementation proposed in
   * "An O(ND) Difference Algorithm and its Variations" (Myers, 1986).
   * http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.4.6927
   */
  var JsDiff = (function() {
    /*jshint maxparams: 5*/
    function clonePath(path) {
      return { newPos: path.newPos, components: path.components.slice(0) };
    }
    function removeEmpty(array) {
      var ret = [];
      for (var i = 0; i < array.length; i++) {
        if (array[i]) {
          ret.push(array[i]);
        }
      }
      return ret;
    }
    function escapeHTML(s) {
      var n = s;
      n = n.replace(/&/g, '&amp;');
      n = n.replace(/</g, '&lt;');
      n = n.replace(/>/g, '&gt;');
      n = n.replace(/"/g, '&quot;');
  
      return n;
    }
  
    var Diff = function(ignoreWhitespace) {
      this.ignoreWhitespace = ignoreWhitespace;
    };
    Diff.prototype = {
        diff: function(oldString, newString) {
          // Handle the identity case (this is due to unrolling editLength == 0
          if (newString === oldString) {
            return [{ value: newString }];
          }
          if (!newString) {
            return [{ value: oldString, removed: true }];
          }
          if (!oldString) {
            return [{ value: newString, added: true }];
          }
  
          newString = this.tokenize(newString);
          oldString = this.tokenize(oldString);
  
          var newLen = newString.length, oldLen = oldString.length;
          var maxEditLength = newLen + oldLen;
          var bestPath = [{ newPos: -1, components: [] }];
  
          // Seed editLength = 0
          var oldPos = this.extractCommon(bestPath[0], newString, oldString, 0);
          if (bestPath[0].newPos+1 >= newLen && oldPos+1 >= oldLen) {
            return bestPath[0].components;
          }
  
          for (var editLength = 1; editLength <= maxEditLength; editLength++) {
            for (var diagonalPath = -1*editLength; diagonalPath <= editLength; diagonalPath+=2) {
              var basePath;
              var addPath = bestPath[diagonalPath-1],
                  removePath = bestPath[diagonalPath+1];
              oldPos = (removePath ? removePath.newPos : 0) - diagonalPath;
              if (addPath) {
                // No one else is going to attempt to use this value, clear it
                bestPath[diagonalPath-1] = undefined;
              }
  
              var canAdd = addPath && addPath.newPos+1 < newLen;
              var canRemove = removePath && 0 <= oldPos && oldPos < oldLen;
              if (!canAdd && !canRemove) {
                bestPath[diagonalPath] = undefined;
                continue;
              }
  
              // Select the diagonal that we want to branch from. We select the prior
              // path whose position in the new string is the farthest from the origin
              // and does not pass the bounds of the diff graph
              if (!canAdd || (canRemove && addPath.newPos < removePath.newPos)) {
                basePath = clonePath(removePath);
                this.pushComponent(basePath.components, oldString[oldPos], undefined, true);
              } else {
                basePath = clonePath(addPath);
                basePath.newPos++;
                this.pushComponent(basePath.components, newString[basePath.newPos], true, undefined);
              }
  
              var oldPos = this.extractCommon(basePath, newString, oldString, diagonalPath);
  
              if (basePath.newPos+1 >= newLen && oldPos+1 >= oldLen) {
                return basePath.components;
              } else {
                bestPath[diagonalPath] = basePath;
              }
            }
          }
        },
  
        pushComponent: function(components, value, added, removed) {
          var last = components[components.length-1];
          if (last && last.added === added && last.removed === removed) {
            // We need to clone here as the component clone operation is just
            // as shallow array clone
            components[components.length-1] =
              {value: this.join(last.value, value), added: added, removed: removed };
          } else {
            components.push({value: value, added: added, removed: removed });
          }
        },
        extractCommon: function(basePath, newString, oldString, diagonalPath) {
          var newLen = newString.length,
              oldLen = oldString.length,
              newPos = basePath.newPos,
              oldPos = newPos - diagonalPath;
          while (newPos+1 < newLen && oldPos+1 < oldLen && this.equals(newString[newPos+1], oldString[oldPos+1])) {
            newPos++;
            oldPos++;
  
            this.pushComponent(basePath.components, newString[newPos], undefined, undefined);
          }
          basePath.newPos = newPos;
          return oldPos;
        },
  
        equals: function(left, right) {
          var reWhitespace = /\S/;
          if (this.ignoreWhitespace && !reWhitespace.test(left) && !reWhitespace.test(right)) {
            return true;
          } else {
            return left === right;
          }
        },
        join: function(left, right) {
          return left + right;
        },
        tokenize: function(value) {
          return value;
        }
    };
  
    var CharDiff = new Diff();
  
    var WordDiff = new Diff(true);
    var WordWithSpaceDiff = new Diff();
    WordDiff.tokenize = WordWithSpaceDiff.tokenize = function(value) {
      return removeEmpty(value.split(/(\s+|\b)/));
    };
  
    var CssDiff = new Diff(true);
    CssDiff.tokenize = function(value) {
      return removeEmpty(value.split(/([{}:;,]|\s+)/));
    };
  
    var LineDiff = new Diff();
    LineDiff.tokenize = function(value) {
      return value.split(/^/m);
    };
  
    return {
      Diff: Diff,
  
      diffChars: function(oldStr, newStr) { return CharDiff.diff(oldStr, newStr); },
      diffWords: function(oldStr, newStr) { return WordDiff.diff(oldStr, newStr); },
      diffWordsWithSpace: function(oldStr, newStr) { return WordWithSpaceDiff.diff(oldStr, newStr); },
      diffLines: function(oldStr, newStr) { return LineDiff.diff(oldStr, newStr); },
  
      diffCss: function(oldStr, newStr) { return CssDiff.diff(oldStr, newStr); },
  
      createPatch: function(fileName, oldStr, newStr, oldHeader, newHeader) {
        var ret = [];
  
        ret.push('Index: ' + fileName);
        ret.push('===================================================================');
        ret.push('--- ' + fileName + (typeof oldHeader === 'undefined' ? '' : '\t' + oldHeader));
        ret.push('+++ ' + fileName + (typeof newHeader === 'undefined' ? '' : '\t' + newHeader));
  
        var diff = LineDiff.diff(oldStr, newStr);
        if (!diff[diff.length-1].value) {
          diff.pop();   // Remove trailing newline add
        }
        diff.push({value: '', lines: []});   // Append an empty value to make cleanup easier
  
        function contextLines(lines) {
          return lines.map(function(entry) { return ' ' + entry; });
        }
        function eofNL(curRange, i, current) {
          var last = diff[diff.length-2],
              isLast = i === diff.length-2,
              isLastOfType = i === diff.length-3 && (current.added !== last.added || current.removed !== last.removed);
  
          // Figure out if this is the last line for the given file and missing NL
          if (!/\n$/.test(current.value) && (isLast || isLastOfType)) {
            curRange.push('\\ No newline at end of file');
          }
        }
  
        var oldRangeStart = 0, newRangeStart = 0, curRange = [],
            oldLine = 1, newLine = 1;
        for (var i = 0; i < diff.length; i++) {
          var current = diff[i],
              lines = current.lines || current.value.replace(/\n$/, '').split('\n');
          current.lines = lines;
  
          if (current.added || current.removed) {
            if (!oldRangeStart) {
              var prev = diff[i-1];
              oldRangeStart = oldLine;
              newRangeStart = newLine;
  
              if (prev) {
                curRange = contextLines(prev.lines.slice(-4));
                oldRangeStart -= curRange.length;
                newRangeStart -= curRange.length;
              }
            }
            curRange.push.apply(curRange, lines.map(function(entry) { return (current.added?'+':'-') + entry; }));
            eofNL(curRange, i, current);
  
            if (current.added) {
              newLine += lines.length;
            } else {
              oldLine += lines.length;
            }
          } else {
            if (oldRangeStart) {
              // Close out any changes that have been output (or join overlapping)
              if (lines.length <= 8 && i < diff.length-2) {
                // Overlapping
                curRange.push.apply(curRange, contextLines(lines));
              } else {
                // end the range and output
                var contextSize = Math.min(lines.length, 4);
                ret.push(
                    '@@ -' + oldRangeStart + ',' + (oldLine-oldRangeStart+contextSize)
                    + ' +' + newRangeStart + ',' + (newLine-newRangeStart+contextSize)
                    + ' @@');
                ret.push.apply(ret, curRange);
                ret.push.apply(ret, contextLines(lines.slice(0, contextSize)));
                if (lines.length <= 4) {
                  eofNL(ret, i, current);
                }
  
                oldRangeStart = 0;  newRangeStart = 0; curRange = [];
              }
            }
            oldLine += lines.length;
            newLine += lines.length;
          }
        }
  
        return ret.join('\n') + '\n';
      },
  
      applyPatch: function(oldStr, uniDiff) {
        var diffstr = uniDiff.split('\n');
        var diff = [];
        var remEOFNL = false,
            addEOFNL = false;
  
        for (var i = (diffstr[0][0]==='I'?4:0); i < diffstr.length; i++) {
          if(diffstr[i][0] === '@') {
            var meh = diffstr[i].split(/@@ -(\d+),(\d+) \+(\d+),(\d+) @@/);
            diff.unshift({
              start:meh[3],
              oldlength:meh[2],
              oldlines:[],
              newlength:meh[4],
              newlines:[]
            });
          } else if(diffstr[i][0] === '+') {
            diff[0].newlines.push(diffstr[i].substr(1));
          } else if(diffstr[i][0] === '-') {
            diff[0].oldlines.push(diffstr[i].substr(1));
          } else if(diffstr[i][0] === ' ') {
            diff[0].newlines.push(diffstr[i].substr(1));
            diff[0].oldlines.push(diffstr[i].substr(1));
          } else if(diffstr[i][0] === '\\') {
            if (diffstr[i-1][0] === '+') {
              remEOFNL = true;
            } else if(diffstr[i-1][0] === '-') {
              addEOFNL = true;
            }
          }
        }
  
        var str = oldStr.split('\n');
        for (var i = diff.length - 1; i >= 0; i--) {
          var d = diff[i];
          for (var j = 0; j < d.oldlength; j++) {
            if(str[d.start-1+j] !== d.oldlines[j]) {
              return false;
            }
          }
          Array.prototype.splice.apply(str,[d.start-1,+d.oldlength].concat(d.newlines));
        }
  
        if (remEOFNL) {
          while (!str[str.length-1]) {
            str.pop();
          }
        } else if (addEOFNL) {
          str.push('');
        }
        return str.join('\n');
      },
  
      convertChangesToXML: function(changes){
        var ret = [];
        for ( var i = 0; i < changes.length; i++) {
          var change = changes[i];
          if (change.added) {
            ret.push('<ins>');
          } else if (change.removed) {
            ret.push('<del>');
          }
  
          ret.push(escapeHTML(change.value));
  
          if (change.added) {
            ret.push('</ins>');
          } else if (change.removed) {
            ret.push('</del>');
          }
        }
        return ret.join('');
      },
  
      // See: http://code.google.com/p/google-diff-match-patch/wiki/API
      convertChangesToDMP: function(changes){
        var ret = [], change;
        for ( var i = 0; i < changes.length; i++) {
          change = changes[i];
          ret.push([(change.added ? 1 : change.removed ? -1 : 0), change.value]);
        }
        return ret;
      }
    };
  })();
  
  if (typeof module !== 'undefined') {
      module.exports = JsDiff;
  }
  
  }); // module: browser/diff.js
  
  require.register("browser/events.js", function(module, exports, require){
  
  /**
   * Module exports.
   */
  
  exports.EventEmitter = EventEmitter;
  
  /**
   * Check if `obj` is an array.
   */
  
  function isArray(obj) {
    return '[object Array]' == {}.toString.call(obj);
  }
  
  /**
   * Event emitter constructor.
   *
   * @api public
   */
  
  function EventEmitter(){};
  
  /**
   * Adds a listener.
   *
   * @api public
   */
  
  EventEmitter.prototype.on = function (name, fn) {
    if (!this.$events) {
      this.$events = {};
    }
  
    if (!this.$events[name]) {
      this.$events[name] = fn;
    } else if (isArray(this.$events[name])) {
      this.$events[name].push(fn);
    } else {
      this.$events[name] = [this.$events[name], fn];
    }
  
    return this;
  };
  
  EventEmitter.prototype.addListener = EventEmitter.prototype.on;
  
  /**
   * Adds a volatile listener.
   *
   * @api public
   */
  
  EventEmitter.prototype.once = function (name, fn) {
    var self = this;
  
    function on () {
      self.removeListener(name, on);
      fn.apply(this, arguments);
    };
  
    on.listener = fn;
    this.on(name, on);
  
    return this;
  };
  
  /**
   * Removes a listener.
   *
   * @api public
   */
  
  EventEmitter.prototype.removeListener = function (name, fn) {
    if (this.$events && this.$events[name]) {
      var list = this.$events[name];
  
      if (isArray(list)) {
        var pos = -1;
  
        for (var i = 0, l = list.length; i < l; i++) {
          if (list[i] === fn || (list[i].listener && list[i].listener === fn)) {
            pos = i;
            break;
          }
        }
  
        if (pos < 0) {
          return this;
        }
  
        list.splice(pos, 1);
  
        if (!list.length) {
          delete this.$events[name];
        }
      } else if (list === fn || (list.listener && list.listener === fn)) {
        delete this.$events[name];
      }
    }
  
    return this;
  };
  
  /**
   * Removes all listeners for an event.
   *
   * @api public
   */
  
  EventEmitter.prototype.removeAllListeners = function (name) {
    if (name === undefined) {
      this.$events = {};
      return this;
    }
  
    if (this.$events && this.$events[name]) {
      this.$events[name] = null;
    }
  
    return this;
  };
  
  /**
   * Gets all listeners for a certain event.
   *
   * @api public
   */
  
  EventEmitter.prototype.listeners = function (name) {
    if (!this.$events) {
      this.$events = {};
    }
  
    if (!this.$events[name]) {
      this.$events[name] = [];
    }
  
    if (!isArray(this.$events[name])) {
      this.$events[name] = [this.$events[name]];
    }
  
    return this.$events[name];
  };
  
  /**
   * Emits an event.
   *
   * @api public
   */
  
  EventEmitter.prototype.emit = function (name) {
    if (!this.$events) {
      return false;
    }
  
    var handler = this.$events[name];
  
    if (!handler) {
      return false;
    }
  
    var args = [].slice.call(arguments, 1);
  
    if ('function' == typeof handler) {
      handler.apply(this, args);
    } else if (isArray(handler)) {
      var listeners = handler.slice();
  
      for (var i = 0, l = listeners.length; i < l; i++) {
        listeners[i].apply(this, args);
      }
    } else {
      return false;
    }
  
    return true;
  };
  }); // module: browser/events.js
  
  require.register("browser/fs.js", function(module, exports, require){
  
  }); // module: browser/fs.js
  
  require.register("browser/path.js", function(module, exports, require){
  
  }); // module: browser/path.js
  
  require.register("browser/progress.js", function(module, exports, require){
  /**
   * Expose `Progress`.
   */
  
  module.exports = Progress;
  
  /**
   * Initialize a new `Progress` indicator.
   */
  
  function Progress() {
    this.percent = 0;
    this.size(0);
    this.fontSize(11);
    this.font('helvetica, arial, sans-serif');
  }
  
  /**
   * Set progress size to `n`.
   *
   * @param {Number} n
   * @return {Progress} for chaining
   * @api public
   */
  
  Progress.prototype.size = function(n){
    this._size = n;
    return this;
  };
  
  /**
   * Set text to `str`.
   *
   * @param {String} str
   * @return {Progress} for chaining
   * @api public
   */
  
  Progress.prototype.text = function(str){
    this._text = str;
    return this;
  };
  
  /**
   * Set font size to `n`.
   *
   * @param {Number} n
   * @return {Progress} for chaining
   * @api public
   */
  
  Progress.prototype.fontSize = function(n){
    this._fontSize = n;
    return this;
  };
  
  /**
   * Set font `family`.
   *
   * @param {String} family
   * @return {Progress} for chaining
   */
  
  Progress.prototype.font = function(family){
    this._font = family;
    return this;
  };
  
  /**
   * Update percentage to `n`.
   *
   * @param {Number} n
   * @return {Progress} for chaining
   */
  
  Progress.prototype.update = function(n){
    this.percent = n;
    return this;
  };
  
  /**
   * Draw on `ctx`.
   *
   * @param {CanvasRenderingContext2d} ctx
   * @return {Progress} for chaining
   */
  
  Progress.prototype.draw = function(ctx){
    try {
      var percent = Math.min(this.percent, 100)
        , size = this._size
        , half = size / 2
        , x = half
        , y = half
        , rad = half - 1
        , fontSize = this._fontSize;
    
      ctx.font = fontSize + 'px ' + this._font;
    
      var angle = Math.PI * 2 * (percent / 100);
      ctx.clearRect(0, 0, size, size);
    
      // outer circle
      ctx.strokeStyle = '#9f9f9f';
      ctx.beginPath();
      ctx.arc(x, y, rad, 0, angle, false);
      ctx.stroke();
    
      // inner circle
      ctx.strokeStyle = '#eee';
      ctx.beginPath();
      ctx.arc(x, y, rad - 1, 0, angle, true);
      ctx.stroke();
    
      // text
      var text = this._text || (percent | 0) + '%'
        , w = ctx.measureText(text).width;
    
      ctx.fillText(
          text
        , x - w / 2 + 1
        , y + fontSize / 2 - 1);
    } catch (ex) {} //don't fail if we can't render progress
    return this;
  };
  
  }); // module: browser/progress.js
  
  require.register("browser/tty.js", function(module, exports, require){
  
  exports.isatty = function(){
    return true;
  };
  
  exports.getWindowSize = function(){
    if ('innerHeight' in global) {
      return [global.innerHeight, global.innerWidth];
    } else {
      // In a Web Worker, the DOM Window is not available.
      return [640, 480];
    }
  };
  
  }); // module: browser/tty.js
  
  require.register("context.js", function(module, exports, require){
  
  /**
   * Expose `Context`.
   */
  
  module.exports = Context;
  
  /**
   * Initialize a new `Context`.
   *
   * @api private
   */
  
  function Context(){}
  
  /**
   * Set or get the context `Runnable` to `runnable`.
   *
   * @param {Runnable} runnable
   * @return {Context}
   * @api private
   */
  
  Context.prototype.runnable = function(runnable){
    if (0 == arguments.length) return this._runnable;
    this.test = this._runnable = runnable;
    return this;
  };
  
  /**
   * Set test timeout `ms`.
   *
   * @param {Number} ms
   * @return {Context} self
   * @api private
   */
  
  Context.prototype.timeout = function(ms){
    this.runnable().timeout(ms);
    return this;
  };
  
  /**
   * Set test slowness threshold `ms`.
   *
   * @param {Number} ms
   * @return {Context} self
   * @api private
   */
  
  Context.prototype.slow = function(ms){
    this.runnable().slow(ms);
    return this;
  };
  
  /**
   * Inspect the context void of `._runnable`.
   *
   * @return {String}
   * @api private
   */
  
  Context.prototype.inspect = function(){
    return JSON.stringify(this, function(key, val){
      if ('_runnable' == key) return;
      if ('test' == key) return;
      return val;
    }, 2);
  };
  
  }); // module: context.js
  
  require.register("hook.js", function(module, exports, require){
  
  /**
   * Module dependencies.
   */
  
  var Runnable = require('./runnable');
  
  /**
   * Expose `Hook`.
   */
  
  module.exports = Hook;
  
  /**
   * Initialize a new `Hook` with the given `title` and callback `fn`.
   *
   * @param {String} title
   * @param {Function} fn
   * @api private
   */
  
  function Hook(title, fn) {
    Runnable.call(this, title, fn);
    this.type = 'hook';
  }
  
  /**
   * Inherit from `Runnable.prototype`.
   */
  
  function F(){};
  F.prototype = Runnable.prototype;
  Hook.prototype = new F;
  Hook.prototype.constructor = Hook;
  
  
  /**
   * Get or set the test `err`.
   *
   * @param {Error} err
   * @return {Error}
   * @api public
   */
  
  Hook.prototype.error = function(err){
    if (0 == arguments.length) {
      var err = this._error;
      this._error = null;
      return err;
    }
  
    this._error = err;
  };
  
  }); // module: hook.js
  
  require.register("interfaces/bdd.js", function(module, exports, require){
  
  /**
   * Module dependencies.
   */
  
  var Suite = require('../suite')
    , Test = require('../test')
    , utils = require('../utils');
  
  /**
   * BDD-style interface:
   *
   *      describe('Array', function(){
   *        describe('#indexOf()', function(){
   *          it('should return -1 when not present', function(){
   *
   *          });
   *
   *          it('should return the index when present', function(){
   *
   *          });
   *        });
   *      });
   *
   */
  
  module.exports = function(suite){
    var suites = [suite];
  
    suite.on('pre-require', function(context, file, mocha){
  
      /**
       * Execute before running tests.
       */
  
      context.before = function(fn){
        suites[0].beforeAll(fn);
      };
  
      /**
       * Execute after running tests.
       */
  
      context.after = function(fn){
        suites[0].afterAll(fn);
      };
  
      /**
       * Execute before each test case.
       */
  
      context.beforeEach = function(fn){
        suites[0].beforeEach(fn);
      };
  
      /**
       * Execute after each test case.
       */
  
      context.afterEach = function(fn){
        suites[0].afterEach(fn);
      };
  
      /**
       * Describe a "suite" with the given `title`
       * and callback `fn` containing nested suites
       * and/or tests.
       */
  
      context.describe = context.context = function(title, fn){
        var suite = Suite.create(suites[0], title);
        suites.unshift(suite);
        fn.call(suite);
        suites.shift();
        return suite;
      };
  
      /**
       * Pending describe.
       */
  
      context.xdescribe =
      context.xcontext =
      context.describe.skip = function(title, fn){
        var suite = Suite.create(suites[0], title);
        suite.pending = true;
        suites.unshift(suite);
        fn.call(suite);
        suites.shift();
      };
  
      /**
       * Exclusive suite.
       */
  
      context.describe.only = function(title, fn){
        var suite = context.describe(title, fn);
        mocha.grep(suite.fullTitle());
        return suite;
      };
  
      /**
       * Describe a specification or test-case
       * with the given `title` and callback `fn`
       * acting as a thunk.
       */
  
      context.it = context.specify = function(title, fn){
        var suite = suites[0];
        if (suite.pending) var fn = null;
        var test = new Test(title, fn);
        suite.addTest(test);
        return test;
      };
  
      /**
       * Exclusive test-case.
       */
  
      context.it.only = function(title, fn){
        var test = context.it(title, fn);
        var reString = '^' + utils.escapeRegexp(test.fullTitle()) + '$';
        mocha.grep(new RegExp(reString));
        return test;
      };
  
      /**
       * Pending test case.
       */
  
      context.xit =
      context.xspecify =
      context.it.skip = function(title){
        context.it(title);
      };
    });
  };
  
  }); // module: interfaces/bdd.js
  
  require.register("interfaces/exports.js", function(module, exports, require){
  
  /**
   * Module dependencies.
   */
  
  var Suite = require('../suite')
    , Test = require('../test');
  
  /**
   * TDD-style interface:
   *
   *     exports.Array = {
   *       '#indexOf()': {
   *         'should return -1 when the value is not present': function(){
   *
   *         },
   *
   *         'should return the correct index when the value is present': function(){
   *
   *         }
   *       }
   *     };
   *
   */
  
  module.exports = function(suite){
    var suites = [suite];
  
    suite.on('require', visit);
  
    function visit(obj) {
      var suite;
      for (var key in obj) {
        if ('function' == typeof obj[key]) {
          var fn = obj[key];
          switch (key) {
            case 'before':
              suites[0].beforeAll(fn);
              break;
            case 'after':
              suites[0].afterAll(fn);
              break;
            case 'beforeEach':
              suites[0].beforeEach(fn);
              break;
            case 'afterEach':
              suites[0].afterEach(fn);
              break;
            default:
              suites[0].addTest(new Test(key, fn));
          }
        } else {
          var suite = Suite.create(suites[0], key);
          suites.unshift(suite);
          visit(obj[key]);
          suites.shift();
        }
      }
    }
  };
  
  }); // module: interfaces/exports.js
  
  require.register("interfaces/index.js", function(module, exports, require){
  
  exports.bdd = require('./bdd');
  exports.tdd = require('./tdd');
  exports.qunit = require('./qunit');
  exports.exports = require('./exports');
  
  }); // module: interfaces/index.js
  
  require.register("interfaces/qunit.js", function(module, exports, require){
  
  /**
   * Module dependencies.
   */
  
  var Suite = require('../suite')
    , Test = require('../test')
    , utils = require('../utils');
  
  /**
   * QUnit-style interface:
   *
   *     suite('Array');
   *
   *     test('#length', function(){
   *       var arr = [1,2,3];
   *       ok(arr.length == 3);
   *     });
   *
   *     test('#indexOf()', function(){
   *       var arr = [1,2,3];
   *       ok(arr.indexOf(1) == 0);
   *       ok(arr.indexOf(2) == 1);
   *       ok(arr.indexOf(3) == 2);
   *     });
   *
   *     suite('String');
   *
   *     test('#length', function(){
   *       ok('foo'.length == 3);
   *     });
   *
   */
  
  module.exports = function(suite){
    var suites = [suite];
  
    suite.on('pre-require', function(context, file, mocha){
  
      /**
       * Execute before running tests.
       */
  
      context.before = function(fn){
        suites[0].beforeAll(fn);
      };
  
      /**
       * Execute after running tests.
       */
  
      context.after = function(fn){
        suites[0].afterAll(fn);
      };
  
      /**
       * Execute before each test case.
       */
  
      context.beforeEach = function(fn){
        suites[0].beforeEach(fn);
      };
  
      /**
       * Execute after each test case.
       */
  
      context.afterEach = function(fn){
        suites[0].afterEach(fn);
      };
  
      /**
       * Describe a "suite" with the given `title`.
       */
  
      context.suite = function(title){
        if (suites.length > 1) suites.shift();
        var suite = Suite.create(suites[0], title);
        suites.unshift(suite);
        return suite;
      };
  
      /**
       * Exclusive test-case.
       */
  
      context.suite.only = function(title, fn){
        var suite = context.suite(title, fn);
        mocha.grep(suite.fullTitle());
      };
  
      /**
       * Describe a specification or test-case
       * with the given `title` and callback `fn`
       * acting as a thunk.
       */
  
      context.test = function(title, fn){
        var test = new Test(title, fn);
        suites[0].addTest(test);
        return test;
      };
  
      /**
       * Exclusive test-case.
       */
  
      context.test.only = function(title, fn){
        var test = context.test(title, fn);
        var reString = '^' + utils.escapeRegexp(test.fullTitle()) + '$';
        mocha.grep(new RegExp(reString));
      };
  
      /**
       * Pending test case.
       */
  
      context.test.skip = function(title){
        context.test(title);
      };
    });
  };
  
  }); // module: interfaces/qunit.js
  
  require.register("interfaces/tdd.js", function(module, exports, require){
  
  /**
   * Module dependencies.
   */
  
  var Suite = require('../suite')
    , Test = require('../test')
    , utils = require('../utils');;
  
  /**
   * TDD-style interface:
   *
   *      suite('Array', function(){
   *        suite('#indexOf()', function(){
   *          suiteSetup(function(){
   *
   *          });
   *
   *          test('should return -1 when not present', function(){
   *
   *          });
   *
   *          test('should return the index when present', function(){
   *
   *          });
   *
   *          suiteTeardown(function(){
   *
   *          });
   *        });
   *      });
   *
   */
  
  module.exports = function(suite){
    var suites = [suite];
  
    suite.on('pre-require', function(context, file, mocha){
  
      /**
       * Execute before each test case.
       */
  
      context.setup = function(fn){
        suites[0].beforeEach(fn);
      };
  
      /**
       * Execute after each test case.
       */
  
      context.teardown = function(fn){
        suites[0].afterEach(fn);
      };
  
      /**
       * Execute before the suite.
       */
  
      context.suiteSetup = function(fn){
        suites[0].beforeAll(fn);
      };
  
      /**
       * Execute after the suite.
       */
  
      context.suiteTeardown = function(fn){
        suites[0].afterAll(fn);
      };
  
      /**
       * Describe a "suite" with the given `title`
       * and callback `fn` containing nested suites
       * and/or tests.
       */
  
      context.suite = function(title, fn){
        var suite = Suite.create(suites[0], title);
        suites.unshift(suite);
        fn.call(suite);
        suites.shift();
        return suite;
      };
  
      /**
       * Pending suite.
       */
      context.suite.skip = function(title, fn) {
        var suite = Suite.create(suites[0], title);
        suite.pending = true;
        suites.unshift(suite);
        fn.call(suite);
        suites.shift();
      };
  
      /**
       * Exclusive test-case.
       */
  
      context.suite.only = function(title, fn){
        var suite = context.suite(title, fn);
        mocha.grep(suite.fullTitle());
      };
  
      /**
       * Describe a specification or test-case
       * with the given `title` and callback `fn`
       * acting as a thunk.
       */
  
      context.test = function(title, fn){
        var suite = suites[0];
        if (suite.pending) var fn = null;
        var test = new Test(title, fn);
        suite.addTest(test);
        return test;
      };
  
      /**
       * Exclusive test-case.
       */
  
      context.test.only = function(title, fn){
        var test = context.test(title, fn);
        var reString = '^' + utils.escapeRegexp(test.fullTitle()) + '$';
        mocha.grep(new RegExp(reString));
      };
  
      /**
       * Pending test case.
       */
  
      context.test.skip = function(title){
        context.test(title);
      };
    });
  };
  
  }); // module: interfaces/tdd.js
  
  require.register("mocha.js", function(module, exports, require){
  /*!
   * mocha
   * Copyright(c) 2011 TJ Holowaychuk <tj@vision-media.ca>
   * MIT Licensed
   */
  
  /**
   * Module dependencies.
   */
  
  var path = require('browser/path')
    , utils = require('./utils');
  
  /**
   * Expose `Mocha`.
   */
  
  exports = module.exports = Mocha;
  
  /**
   * Expose internals.
   */
  
  exports.utils = utils;
  exports.interfaces = require('./interfaces');
  exports.reporters = require('./reporters');
  exports.Runnable = require('./runnable');
  exports.Context = require('./context');
  exports.Runner = require('./runner');
  exports.Suite = require('./suite');
  exports.Hook = require('./hook');
  exports.Test = require('./test');
  
  /**
   * Return image `name` path.
   *
   * @param {String} name
   * @return {String}
   * @api private
   */
  
  function image(name) {
    return __dirname + '/../images/' + name + '.png';
  }
  
  /**
   * Setup mocha with `options`.
   *
   * Options:
   *
   *   - `ui` name "bdd", "tdd", "exports" etc
   *   - `reporter` reporter instance, defaults to `mocha.reporters.Dot`
   *   - `globals` array of accepted globals
   *   - `timeout` timeout in milliseconds
   *   - `bail` bail on the first test failure
   *   - `slow` milliseconds to wait before considering a test slow
   *   - `ignoreLeaks` ignore global leaks
   *   - `grep` string or regexp to filter tests with
   *
   * @param {Object} options
   * @api public
   */
  
  function Mocha(options) {
    options = options || {};
    this.files = [];
    this.options = options;
    this.grep(options.grep);
    this.suite = new exports.Suite('', new exports.Context);
    this.ui(options.ui);
    this.bail(options.bail);
    this.reporter(options.reporter);
    if (null != options.timeout) this.timeout(options.timeout);
    this.useColors(options.useColors)
    if (options.slow) this.slow(options.slow);
  
    this.suite.on('pre-require', function (context) {
      exports.afterEach = context.afterEach || context.teardown;
      exports.after = context.after || context.suiteTeardown;
      exports.beforeEach = context.beforeEach || context.setup;
      exports.before = context.before || context.suiteSetup;
      exports.describe = context.describe || context.suite;
      exports.it = context.it || context.test;
      exports.setup = context.setup || context.beforeEach;
      exports.suiteSetup = context.suiteSetup || context.before;
      exports.suiteTeardown = context.suiteTeardown || context.after;
      exports.suite = context.suite || context.describe;
      exports.teardown = context.teardown || context.afterEach;
      exports.test = context.test || context.it;
    });
  }
  
  /**
   * Enable or disable bailing on the first failure.
   *
   * @param {Boolean} [bail]
   * @api public
   */
  
  Mocha.prototype.bail = function(bail){
    if (0 == arguments.length) bail = true;
    this.suite.bail(bail);
    return this;
  };
  
  /**
   * Add test `file`.
   *
   * @param {String} file
   * @api public
   */
  
  Mocha.prototype.addFile = function(file){
    this.files.push(file);
    return this;
  };
  
  /**
   * Set reporter to `reporter`, defaults to "dot".
   *
   * @param {String|Function} reporter name or constructor
   * @api public
   */
  
  Mocha.prototype.reporter = function(reporter){
    if ('function' == typeof reporter) {
      this._reporter = reporter;
    } else {
      reporter = reporter || 'dot';
      var _reporter;
      try { _reporter = require('./reporters/' + reporter); } catch (err) {};
      if (!_reporter) try { _reporter = require(reporter); } catch (err) {};
      if (!_reporter && reporter === 'teamcity')
        console.warn('The Teamcity reporter was moved to a package named ' +
          'mocha-teamcity-reporter ' +
          '(https://npmjs.org/package/mocha-teamcity-reporter).');
      if (!_reporter) throw new Error('invalid reporter "' + reporter + '"');
      this._reporter = _reporter;
    }
    return this;
  };
  
  /**
   * Set test UI `name`, defaults to "bdd".
   *
   * @param {String} bdd
   * @api public
   */
  
  Mocha.prototype.ui = function(name){
    name = name || 'bdd';
    this._ui = exports.interfaces[name];
    if (!this._ui) try { this._ui = require(name); } catch (err) {};
    if (!this._ui) throw new Error('invalid interface "' + name + '"');
    this._ui = this._ui(this.suite);
    return this;
  };
  
  /**
   * Load registered files.
   *
   * @api private
   */
  
  Mocha.prototype.loadFiles = function(fn){
    var self = this;
    var suite = this.suite;
    var pending = this.files.length;
    this.files.forEach(function(file){
      file = path.resolve(file);
      suite.emit('pre-require', global, file, self);
      suite.emit('require', require(file), file, self);
      suite.emit('post-require', global, file, self);
      --pending || (fn && fn());
    });
  };
  
  /**
   * Enable growl support.
   *
   * @api private
   */
  
  Mocha.prototype._growl = function(runner, reporter) {
    var notify = require('growl');
  
    runner.on('end', function(){
      var stats = reporter.stats;
      if (stats.failures) {
        var msg = stats.failures + ' of ' + runner.total + ' tests failed';
        notify(msg, { name: 'mocha', title: 'Failed', image: image('error') });
      } else {
        notify(stats.passes + ' tests passed in ' + stats.duration + 'ms', {
            name: 'mocha'
          , title: 'Passed'
          , image: image('ok')
        });
      }
    });
  };
  
  /**
   * Add regexp to grep, if `re` is a string it is escaped.
   *
   * @param {RegExp|String} re
   * @return {Mocha}
   * @api public
   */
  
  Mocha.prototype.grep = function(re){
    this.options.grep = 'string' == typeof re
      ? new RegExp(utils.escapeRegexp(re))
      : re;
    return this;
  };
  
  /**
   * Invert `.grep()` matches.
   *
   * @return {Mocha}
   * @api public
   */
  
  Mocha.prototype.invert = function(){
    this.options.invert = true;
    return this;
  };
  
  /**
   * Ignore global leaks.
   *
   * @param {Boolean} ignore
   * @return {Mocha}
   * @api public
   */
  
  Mocha.prototype.ignoreLeaks = function(ignore){
    this.options.ignoreLeaks = !!ignore;
    return this;
  };
  
  /**
   * Enable global leak checking.
   *
   * @return {Mocha}
   * @api public
   */
  
  Mocha.prototype.checkLeaks = function(){
    this.options.ignoreLeaks = false;
    return this;
  };
  
  /**
   * Enable growl support.
   *
   * @return {Mocha}
   * @api public
   */
  
  Mocha.prototype.growl = function(){
    this.options.growl = true;
    return this;
  };
  
  /**
   * Ignore `globals` array or string.
   *
   * @param {Array|String} globals
   * @return {Mocha}
   * @api public
   */
  
  Mocha.prototype.globals = function(globals){
    this.options.globals = (this.options.globals || []).concat(globals);
    return this;
  };
  
  /**
   * Emit color output.
   *
   * @param {Boolean} colors
   * @return {Mocha}
   * @api public
   */
  
  Mocha.prototype.useColors = function(colors){
    this.options.useColors = arguments.length && colors != undefined
      ? colors
      : true;
    return this;
  };
  
  /**
   * Use inline diffs rather than +/-.
   *
   * @param {Boolean} inlineDiffs
   * @return {Mocha}
   * @api public
   */
  
  Mocha.prototype.useInlineDiffs = function(inlineDiffs) {
    this.options.useInlineDiffs = arguments.length && inlineDiffs != undefined
    ? inlineDiffs
    : false;
    return this;
  };
  
  /**
   * Set the timeout in milliseconds.
   *
   * @param {Number} timeout
   * @return {Mocha}
   * @api public
   */
  
  Mocha.prototype.timeout = function(timeout){
    this.suite.timeout(timeout);
    return this;
  };
  
  /**
   * Set slowness threshold in milliseconds.
   *
   * @param {Number} slow
   * @return {Mocha}
   * @api public
   */
  
  Mocha.prototype.slow = function(slow){
    this.suite.slow(slow);
    return this;
  };
  
  /**
   * Makes all tests async (accepting a callback)
   *
   * @return {Mocha}
   * @api public
   */
  
  Mocha.prototype.asyncOnly = function(){
    this.options.asyncOnly = true;
    return this;
  };
  
  /**
   * Run tests and invoke `fn()` when complete.
   *
   * @param {Function} fn
   * @return {Runner}
   * @api public
   */
  
  Mocha.prototype.run = function(fn){
    if (this.files.length) this.loadFiles();
    var suite = this.suite;
    var options = this.options;
    var runner = new exports.Runner(suite);
    var reporter = new this._reporter(runner);
    runner.ignoreLeaks = false !== options.ignoreLeaks;
    runner.asyncOnly = options.asyncOnly;
    if (options.grep) runner.grep(options.grep, options.invert);
    if (options.globals) runner.globals(options.globals);
    if (options.growl) this._growl(runner, reporter);
    exports.reporters.Base.useColors = options.useColors;
    exports.reporters.Base.inlineDiffs = options.useInlineDiffs;
    return runner.run(fn);
  };
  
  }); // module: mocha.js
  
  require.register("ms.js", function(module, exports, require){
  /**
   * Helpers.
   */
  
  var s = 1000;
  var m = s * 60;
  var h = m * 60;
  var d = h * 24;
  var y = d * 365.25;
  
  /**
   * Parse or format the given `val`.
   *
   * Options:
   *
   *  - `long` verbose formatting [false]
   *
   * @param {String|Number} val
   * @param {Object} options
   * @return {String|Number}
   * @api public
   */
  
  module.exports = function(val, options){
    options = options || {};
    if ('string' == typeof val) return parse(val);
    return options.long ? longFormat(val) : shortFormat(val);
  };
  
  /**
   * Parse the given `str` and return milliseconds.
   *
   * @param {String} str
   * @return {Number}
   * @api private
   */
  
  function parse(str) {
    var match = /^((?:\d+)?\.?\d+) *(ms|seconds?|s|minutes?|m|hours?|h|days?|d|years?|y)?$/i.exec(str);
    if (!match) return;
    var n = parseFloat(match[1]);
    var type = (match[2] || 'ms').toLowerCase();
    switch (type) {
      case 'years':
      case 'year':
      case 'y':
        return n * y;
      case 'days':
      case 'day':
      case 'd':
        return n * d;
      case 'hours':
      case 'hour':
      case 'h':
        return n * h;
      case 'minutes':
      case 'minute':
      case 'm':
        return n * m;
      case 'seconds':
      case 'second':
      case 's':
        return n * s;
      case 'ms':
        return n;
    }
  }
  
  /**
   * Short format for `ms`.
   *
   * @param {Number} ms
   * @return {String}
   * @api private
   */
  
  function shortFormat(ms) {
    if (ms >= d) return Math.round(ms / d) + 'd';
    if (ms >= h) return Math.round(ms / h) + 'h';
    if (ms >= m) return Math.round(ms / m) + 'm';
    if (ms >= s) return Math.round(ms / s) + 's';
    return ms + 'ms';
  }
  
  /**
   * Long format for `ms`.
   *
   * @param {Number} ms
   * @return {String}
   * @api private
   */
  
  function longFormat(ms) {
    return plural(ms, d, 'day')
      || plural(ms, h, 'hour')
      || plural(ms, m, 'minute')
      || plural(ms, s, 'second')
      || ms + ' ms';
  }
  
  /**
   * Pluralization helper.
   */
  
  function plural(ms, n, name) {
    if (ms < n) return;
    if (ms < n * 1.5) return Math.floor(ms / n) + ' ' + name;
    return Math.ceil(ms / n) + ' ' + name + 's';
  }
  
  }); // module: ms.js
  
  require.register("reporters/base.js", function(module, exports, require){
  
  /**
   * Module dependencies.
   */
  
  var tty = require('browser/tty')
    , diff = require('browser/diff')
    , ms = require('../ms')
    , utils = require('../utils');
  
  /**
   * Save timer references to avoid Sinon interfering (see GH-237).
   */
  
  var Date = global.Date
    , setTimeout = global.setTimeout
    , setInterval = global.setInterval
    , clearTimeout = global.clearTimeout
    , clearInterval = global.clearInterval;
  
  /**
   * Check if both stdio streams are associated with a tty.
   */
  
  var isatty = tty.isatty(1) && tty.isatty(2);
  
  /**
   * Expose `Base`.
   */
  
  exports = module.exports = Base;
  
  /**
   * Enable coloring by default.
   */
  
  exports.useColors = isatty || (process.env.MOCHA_COLORS !== undefined);
  
  /**
   * Inline diffs instead of +/-
   */
  
  exports.inlineDiffs = false;
  
  /**
   * Default color map.
   */
  
  exports.colors = {
      'pass': 90
    , 'fail': 31
    , 'bright pass': 92
    , 'bright fail': 91
    , 'bright yellow': 93
    , 'pending': 36
    , 'suite': 0
    , 'error title': 0
    , 'error message': 31
    , 'error stack': 90
    , 'checkmark': 32
    , 'fast': 90
    , 'medium': 33
    , 'slow': 31
    , 'green': 32
    , 'light': 90
    , 'diff gutter': 90
    , 'diff added': 42
    , 'diff removed': 41
  };
  
  /**
   * Default symbol map.
   */
  
  exports.symbols = {
    ok: '✓',
    err: '✖',
    dot: '․'
  };
  
  // With node.js on Windows: use symbols available in terminal default fonts
  if ('win32' == process.platform) {
    exports.symbols.ok = '\u221A';
    exports.symbols.err = '\u00D7';
    exports.symbols.dot = '.';
  }
  
  /**
   * Color `str` with the given `type`,
   * allowing colors to be disabled,
   * as well as user-defined color
   * schemes.
   *
   * @param {String} type
   * @param {String} str
   * @return {String}
   * @api private
   */
  
  var color = exports.color = function(type, str) {
    if (!exports.useColors) return str;
    return '\u001b[' + exports.colors[type] + 'm' + str + '\u001b[0m';
  };
  
  /**
   * Expose term window size, with some
   * defaults for when stderr is not a tty.
   */
  
  exports.window = {
    width: isatty
      ? process.stdout.getWindowSize
        ? process.stdout.getWindowSize(1)[0]
        : tty.getWindowSize()[1]
      : 75
  };
  
  /**
   * Expose some basic cursor interactions
   * that are common among reporters.
   */
  
  exports.cursor = {
    hide: function(){
      isatty && process.stdout.write('\u001b[?25l');
    },
  
    show: function(){
      isatty && process.stdout.write('\u001b[?25h');
    },
  
    deleteLine: function(){
      isatty && process.stdout.write('\u001b[2K');
    },
  
    beginningOfLine: function(){
      isatty && process.stdout.write('\u001b[0G');
    },
  
    CR: function(){
      if (isatty) {
        exports.cursor.deleteLine();
        exports.cursor.beginningOfLine();
      } else {
        process.stdout.write('\r');
      }
    }
  };
  
  /**
   * Outut the given `failures` as a list.
   *
   * @param {Array} failures
   * @api public
   */
  
  exports.list = function(failures){
    console.error();
    failures.forEach(function(test, i){
      // format
      var fmt = color('error title', '  %s) %s:\n')
        + color('error message', '     %s')
        + color('error stack', '\n%s\n');
  
      // msg
      var err = test.err
        , message = err.message || ''
        , stack = err.stack || message
        , index = stack.indexOf(message) + message.length
        , msg = stack.slice(0, index)
        , actual = err.actual
        , expected = err.expected
        , escape = true;
  
      // uncaught
      if (err.uncaught) {
        msg = 'Uncaught ' + msg;
      }
  
      // explicitly show diff
      if (err.showDiff && sameType(actual, expected)) {
        escape = false;
        err.actual = actual = stringify(canonicalize(actual));
        err.expected = expected = stringify(canonicalize(expected));
      }
  
      // actual / expected diff
      if ('string' == typeof actual && 'string' == typeof expected) {
        fmt = color('error title', '  %s) %s:\n%s') + color('error stack', '\n%s\n');
        var match = message.match(/^([^:]+): expected/);
        msg = '\n      ' + color('error message', match ? match[1] : msg);
  
        if (exports.inlineDiffs) {
          msg += inlineDiff(err, escape);
        } else {
          msg += unifiedDiff(err, escape);
        }
      }
  
      // indent stack trace without msg
      stack = stack.slice(index ? index + 1 : index)
        .replace(/^/gm, '  ');
  
      console.error(fmt, (i + 1), test.fullTitle(), msg, stack);
    });
  };
  
  /**
   * Initialize a new `Base` reporter.
   *
   * All other reporters generally
   * inherit from this reporter, providing
   * stats such as test duration, number
   * of tests passed / failed etc.
   *
   * @param {Runner} runner
   * @api public
   */
  
  function Base(runner) {
    var self = this
      , stats = this.stats = { suites: 0, tests: 0, passes: 0, pending: 0, failures: 0 }
      , failures = this.failures = [];
  
    if (!runner) return;
    this.runner = runner;
  
    runner.stats = stats;
  
    runner.on('start', function(){
      stats.start = new Date;
    });
  
    runner.on('suite', function(suite){
      stats.suites = stats.suites || 0;
      suite.root || stats.suites++;
    });
  
    runner.on('test end', function(test){
      stats.tests = stats.tests || 0;
      stats.tests++;
    });
  
    runner.on('pass', function(test){
      stats.passes = stats.passes || 0;
  
      var medium = test.slow() / 2;
      test.speed = test.duration > test.slow()
        ? 'slow'
        : test.duration > medium
          ? 'medium'
          : 'fast';
  
      stats.passes++;
    });
  
    runner.on('fail', function(test, err){
      stats.failures = stats.failures || 0;
      stats.failures++;
      test.err = err;
      failures.push(test);
    });
  
    runner.on('end', function(){
      stats.end = new Date;
      stats.duration = new Date - stats.start;
    });
  
    runner.on('pending', function(){
      stats.pending++;
    });
  }
  
  /**
   * Output common epilogue used by many of
   * the bundled reporters.
   *
   * @api public
   */
  
  Base.prototype.epilogue = function(){
    var stats = this.stats;
    var tests;
    var fmt;
  
    console.log();
  
    // passes
    fmt = color('bright pass', ' ')
      + color('green', ' %d passing')
      + color('light', ' (%s)');
  
    console.log(fmt,
      stats.passes || 0,
      ms(stats.duration));
  
    // pending
    if (stats.pending) {
      fmt = color('pending', ' ')
        + color('pending', ' %d pending');
  
      console.log(fmt, stats.pending);
    }
  
    // failures
    if (stats.failures) {
      fmt = color('fail', '  %d failing');
  
      console.error(fmt,
        stats.failures);
  
      Base.list(this.failures);
      console.error();
    }
  
    console.log();
  };
  
  /**
   * Pad the given `str` to `len`.
   *
   * @param {String} str
   * @param {String} len
   * @return {String}
   * @api private
   */
  
  function pad(str, len) {
    str = String(str);
    return Array(len - str.length + 1).join(' ') + str;
  }
  
  
  /**
   * Returns an inline diff between 2 strings with coloured ANSI output
   *
   * @param {Error} Error with actual/expected
   * @return {String} Diff
   * @api private
   */
  
  function inlineDiff(err, escape) {
    var msg = errorDiff(err, 'WordsWithSpace', escape);
  
    // linenos
    var lines = msg.split('\n');
    if (lines.length > 4) {
      var width = String(lines.length).length;
      msg = lines.map(function(str, i){
        return pad(++i, width) + ' |' + ' ' + str;
      }).join('\n');
    }
  
    // legend
    msg = '\n'
      + color('diff removed', 'actual')
      + ' '
      + color('diff added', 'expected')
      + '\n\n'
      + msg
      + '\n';
  
    // indent
    msg = msg.replace(/^/gm, '      ');
    return msg;
  }
  
  /**
   * Returns a unified diff between 2 strings
   *
   * @param {Error} Error with actual/expected
   * @return {String} Diff
   * @api private
   */
  
  function unifiedDiff(err, escape) {
    var indent = '      ';
    function cleanUp(line) {
      if (escape) {
        line = escapeInvisibles(line);
      }
      if (line[0] === '+') return indent + colorLines('diff added', line);
      if (line[0] === '-') return indent + colorLines('diff removed', line);
      if (line.match(/\@\@/)) return null;
      if (line.match(/\\ No newline/)) return null;
      else return indent + line;
    }
    function notBlank(line) {
      return line != null;
    }
    msg = diff.createPatch('string', err.actual, err.expected);
    var lines = msg.split('\n').splice(4);
    return '\n      '
           + colorLines('diff added',   '+ expected') + ' '
           + colorLines('diff removed', '- actual')
           + '\n\n'
           + lines.map(cleanUp).filter(notBlank).join('\n');
  }
  
  /**
   * Return a character diff for `err`.
   *
   * @param {Error} err
   * @return {String}
   * @api private
   */
  
  function errorDiff(err, type, escape) {
    var actual   = escape ? escapeInvisibles(err.actual)   : err.actual;
    var expected = escape ? escapeInvisibles(err.expected) : err.expected;
    return diff['diff' + type](actual, expected).map(function(str){
      if (str.added) return colorLines('diff added', str.value);
      if (str.removed) return colorLines('diff removed', str.value);
      return str.value;
    }).join('');
  }
  
  /**
   * Returns a string with all invisible characters in plain text
   *
   * @param {String} line
   * @return {String}
   * @api private
   */
  function escapeInvisibles(line) {
      return line.replace(/\t/g, '<tab>')
                 .replace(/\r/g, '<CR>')
                 .replace(/\n/g, '<LF>\n');
  }
  
  /**
   * Color lines for `str`, using the color `name`.
   *
   * @param {String} name
   * @param {String} str
   * @return {String}
   * @api private
   */
  
  function colorLines(name, str) {
    return str.split('\n').map(function(str){
      return color(name, str);
    }).join('\n');
  }
  
  /**
   * Stringify `obj`.
   *
   * @param {Object} obj
   * @return {String}
   * @api private
   */
  
  function stringify(obj) {
    if (obj instanceof RegExp) return obj.toString();
    return JSON.stringify(obj, null, 2);
  }
  
  /**
   * Return a new object that has the keys in sorted order.
   * @param {Object} obj
   * @return {Object}
   * @api private
   */
  
   function canonicalize(obj, stack) {
     stack = stack || [];
  
     if (utils.indexOf(stack, obj) !== -1) return obj;
  
     var canonicalizedObj;
  
     if ('[object Array]' == {}.toString.call(obj)) {
       stack.push(obj);
       canonicalizedObj = utils.map(obj, function(item) {
         return canonicalize(item, stack);
       });
       stack.pop();
     } else if (typeof obj === 'object' && obj !== null) {
       stack.push(obj);
       canonicalizedObj = {};
       utils.forEach(utils.keys(obj).sort(), function(key) {
         canonicalizedObj[key] = canonicalize(obj[key], stack);
       });
       stack.pop();
     } else {
       canonicalizedObj = obj;
     }
  
     return canonicalizedObj;
   }
  
  /**
   * Check that a / b have the same type.
   *
   * @param {Object} a
   * @param {Object} b
   * @return {Boolean}
   * @api private
   */
  
  function sameType(a, b) {
    a = Object.prototype.toString.call(a);
    b = Object.prototype.toString.call(b);
    return a == b;
  }
  
  
  }); // module: reporters/base.js
  
  require.register("reporters/doc.js", function(module, exports, require){
  
  /**
   * Module dependencies.
   */
  
  var Base = require('./base')
    , utils = require('../utils');
  
  /**
   * Expose `Doc`.
   */
  
  exports = module.exports = Doc;
  
  /**
   * Initialize a new `Doc` reporter.
   *
   * @param {Runner} runner
   * @api public
   */
  
  function Doc(runner) {
    Base.call(this, runner);
  
    var self = this
      , stats = this.stats
      , total = runner.total
      , indents = 2;
  
    function indent() {
      return Array(indents).join('  ');
    }
  
    runner.on('suite', function(suite){
      if (suite.root) return;
      ++indents;
      console.log('%s<section class="suite">', indent());
      ++indents;
      console.log('%s<h1>%s</h1>', indent(), utils.escape(suite.title));
      console.log('%s<dl>', indent());
    });
  
    runner.on('suite end', function(suite){
      if (suite.root) return;
      console.log('%s</dl>', indent());
      --indents;
      console.log('%s</section>', indent());
      --indents;
    });
  
    runner.on('pass', function(test){
      console.log('%s  <dt>%s</dt>', indent(), utils.escape(test.title));
      var code = utils.escape(utils.clean(test.fn.toString()));
      console.log('%s  <dd><pre><code>%s</code></pre></dd>', indent(), code);
    });
  }
  
  }); // module: reporters/doc.js
  
  require.register("reporters/dot.js", function(module, exports, require){
  
  /**
   * Module dependencies.
   */
  
  var Base = require('./base')
    , color = Base.color;
  
  /**
   * Expose `Dot`.
   */
  
  exports = module.exports = Dot;
  
  /**
   * Initialize a new `Dot` matrix test reporter.
   *
   * @param {Runner} runner
   * @api public
   */
  
  function Dot(runner) {
    Base.call(this, runner);
  
    var self = this
      , stats = this.stats
      , width = Base.window.width * .75 | 0
      , n = 0;
  
    runner.on('start', function(){
      process.stdout.write('\n  ');
    });
  
    runner.on('pending', function(test){
      process.stdout.write(color('pending', Base.symbols.dot));
    });
  
    runner.on('pass', function(test){
      if (++n % width == 0) process.stdout.write('\n  ');
      if ('slow' == test.speed) {
        process.stdout.write(color('bright yellow', Base.symbols.dot));
      } else {
        process.stdout.write(color(test.speed, Base.symbols.dot));
      }
    });
  
    runner.on('fail', function(test, err){
      if (++n % width == 0) process.stdout.write('\n  ');
      process.stdout.write(color('fail', Base.symbols.dot));
    });
  
    runner.on('end', function(){
      console.log();
      self.epilogue();
    });
  }
  
  /**
   * Inherit from `Base.prototype`.
   */
  
  function F(){};
  F.prototype = Base.prototype;
  Dot.prototype = new F;
  Dot.prototype.constructor = Dot;
  
  }); // module: reporters/dot.js
  
  require.register("reporters/html-cov.js", function(module, exports, require){
  
  /**
   * Module dependencies.
   */
  
  var JSONCov = require('./json-cov')
    , fs = require('browser/fs');
  
  /**
   * Expose `HTMLCov`.
   */
  
  exports = module.exports = HTMLCov;
  
  /**
   * Initialize a new `JsCoverage` reporter.
   *
   * @param {Runner} runner
   * @api public
   */
  
  function HTMLCov(runner) {
    var jade = require('jade')
      , file = __dirname + '/template/coverage.jade'
      , str = fs.readFileSync(file, 'utf8')
      , fn = jade.compile(str, { filename: file })
      , self = this;
  
    JSONCov.call(this, runner, false);
  
    runner.on('end', function(){
      process.stdout.write(fn({
          cov: self.cov
        , coverageClass: coverageClass
      }));
    });
  }
  
  /**
   * Return coverage class for `n`.
   *
   * @return {String}
   * @api private
   */
  
  function coverageClass(n) {
    if (n >= 75) return 'high';
    if (n >= 50) return 'medium';
    if (n >= 25) return 'low';
    return 'terrible';
  }
  }); // module: reporters/html-cov.js
  
  require.register("reporters/html.js", function(module, exports, require){
  
  /**
   * Module dependencies.
   */
  
  var Base = require('./base')
    , utils = require('../utils')
    , Progress = require('../browser/progress')
    , escape = utils.escape;
  
  /**
   * Save timer references to avoid Sinon interfering (see GH-237).
   */
  
  var Date = global.Date
    , setTimeout = global.setTimeout
    , setInterval = global.setInterval
    , clearTimeout = global.clearTimeout
    , clearInterval = global.clearInterval;
  
  /**
   * Expose `HTML`.
   */
  
  exports = module.exports = HTML;
  
  /**
   * Stats template.
   */
  
  var statsTemplate = '<ul id="mocha-stats">'
    + '<li class="progress"><canvas width="40" height="40"></canvas></li>'
    + '<li class="passes"><a href="#">passes:</a> <em>0</em></li>'
    + '<li class="failures"><a href="#">failures:</a> <em>0</em></li>'
    + '<li class="duration">duration: <em>0</em>s</li>'
    + '</ul>';
  
  /**
   * Initialize a new `HTML` reporter.
   *
   * @param {Runner} runner
   * @api public
   */
  
  function HTML(runner, root) {
    Base.call(this, runner);
  
    var self = this
      , stats = this.stats
      , total = runner.total
      , stat = fragment(statsTemplate)
      , items = stat.getElementsByTagName('li')
      , passes = items[1].getElementsByTagName('em')[0]
      , passesLink = items[1].getElementsByTagName('a')[0]
      , failures = items[2].getElementsByTagName('em')[0]
      , failuresLink = items[2].getElementsByTagName('a')[0]
      , duration = items[3].getElementsByTagName('em')[0]
      , canvas = stat.getElementsByTagName('canvas')[0]
      , report = fragment('<ul id="mocha-report"></ul>')
      , stack = [report]
      , progress
      , ctx
  
    root = root || document.getElementById('mocha');
  
    if (canvas.getContext) {
      var ratio = window.devicePixelRatio || 1;
      canvas.style.width = canvas.width;
      canvas.style.height = canvas.height;
      canvas.width *= ratio;
      canvas.height *= ratio;
      ctx = canvas.getContext('2d');
      ctx.scale(ratio, ratio);
      progress = new Progress;
    }
  
    if (!root) return error('#mocha div missing, add it to your document');
  
    // pass toggle
    on(passesLink, 'click', function(){
      unhide();
      var name = /pass/.test(report.className) ? '' : ' pass';
      report.className = report.className.replace(/fail|pass/g, '') + name;
      if (report.className.trim()) hideSuitesWithout('test pass');
    });
  
    // failure toggle
    on(failuresLink, 'click', function(){
      unhide();
      var name = /fail/.test(report.className) ? '' : ' fail';
      report.className = report.className.replace(/fail|pass/g, '') + name;
      if (report.className.trim()) hideSuitesWithout('test fail');
    });
  
    root.appendChild(stat);
    root.appendChild(report);
  
    if (progress) progress.size(40);
  
    runner.on('suite', function(suite){
      if (suite.root) return;
  
      // suite
      var url = self.suiteURL(suite);
      var el = fragment('<li class="suite"><h1><a href="%s">%s</a></h1></li>', url, escape(suite.title));
  
      // container
      stack[0].appendChild(el);
      stack.unshift(document.createElement('ul'));
      el.appendChild(stack[0]);
    });
  
    runner.on('suite end', function(suite){
      if (suite.root) return;
      stack.shift();
    });
  
    runner.on('fail', function(test, err){
      if ('hook' == test.type) runner.emit('test end', test);
    });
  
    runner.on('test end', function(test){
      // TODO: add to stats
      var percent = stats.tests / this.total * 100 | 0;
      if (progress) progress.update(percent).draw(ctx);
  
      // update stats
      var ms = new Date - stats.start;
      text(passes, stats.passes);
      text(failures, stats.failures);
      text(duration, (ms / 1000).toFixed(2));
  
      // test
      if ('passed' == test.state) {
        var url = self.testURL(test);
        var el = fragment('<li class="test pass %e"><h2>%e<span class="duration">%ems</span> <a href="%s" class="replay">‣</a></h2></li>', test.speed, test.title, test.duration, url);
      } else if (test.pending) {
        var el = fragment('<li class="test pass pending"><h2>%e</h2></li>', test.title);
      } else {
        var el = fragment('<li class="test fail"><h2>%e <a href="?grep=%e" class="replay">‣</a></h2></li>', test.title, encodeURIComponent(test.fullTitle()));
        var str = test.err.stack || test.err.toString();
  
        // FF / Opera do not add the message
        if (!~str.indexOf(test.err.message)) {
          str = test.err.message + '\n' + str;
        }
  
        // <=IE7 stringifies to [Object Error]. Since it can be overloaded, we
        // check for the result of the stringifying.
        if ('[object Error]' == str) str = test.err.message;
  
        // Safari doesn't give you a stack. Let's at least provide a source line.
        if (!test.err.stack && test.err.sourceURL && test.err.line !== undefined) {
          str += "\n(" + test.err.sourceURL + ":" + test.err.line + ")";
        }
  
        el.appendChild(fragment('<pre class="error">%e</pre>', str));
      }
  
      // toggle code
      // TODO: defer
      if (!test.pending) {
        var h2 = el.getElementsByTagName('h2')[0];
  
        on(h2, 'click', function(){
          pre.style.display = 'none' == pre.style.display
            ? 'block'
            : 'none';
        });
  
        var pre = fragment('<pre><code>%e</code></pre>', utils.clean(test.fn.toString()));
        el.appendChild(pre);
        pre.style.display = 'none';
      }
  
      // Don't call .appendChild if #mocha-report was already .shift()'ed off the stack.
      if (stack[0]) stack[0].appendChild(el);
    });
  }
  
  /**
   * Provide suite URL
   *
   * @param {Object} [suite]
   */
  
  HTML.prototype.suiteURL = function(suite){
    return '?grep=' + encodeURIComponent(suite.fullTitle());
  };
  
  /**
   * Provide test URL
   *
   * @param {Object} [test]
   */
  
  HTML.prototype.testURL = function(test){
    return '?grep=' + encodeURIComponent(test.fullTitle());
  };
  
  /**
   * Display error `msg`.
   */
  
  function error(msg) {
    document.body.appendChild(fragment('<div id="mocha-error">%s</div>', msg));
  }
  
  /**
   * Return a DOM fragment from `html`.
   */
  
  function fragment(html) {
    var args = arguments
      , div = document.createElement('div')
      , i = 1;
  
    div.innerHTML = html.replace(/%([se])/g, function(_, type){
      switch (type) {
        case 's': return String(args[i++]);
        case 'e': return escape(args[i++]);
      }
    });
  
    return div.firstChild;
  }
  
  /**
   * Check for suites that do not have elements
   * with `classname`, and hide them.
   */
  
  function hideSuitesWithout(classname) {
    var suites = document.getElementsByClassName('suite');
    for (var i = 0; i < suites.length; i++) {
      var els = suites[i].getElementsByClassName(classname);
      if (0 == els.length) suites[i].className += ' hidden';
    }
  }
  
  /**
   * Unhide .hidden suites.
   */
  
  function unhide() {
    var els = document.getElementsByClassName('suite hidden');
    for (var i = 0; i < els.length; ++i) {
      els[i].className = els[i].className.replace('suite hidden', 'suite');
    }
  }
  
  /**
   * Set `el` text to `str`.
   */
  
  function text(el, str) {
    if (el.textContent) {
      el.textContent = str;
    } else {
      el.innerText = str;
    }
  }
  
  /**
   * Listen on `event` with callback `fn`.
   */
  
  function on(el, event, fn) {
    if (el.addEventListener) {
      el.addEventListener(event, fn, false);
    } else {
      el.attachEvent('on' + event, fn);
    }
  }
  
  }); // module: reporters/html.js
  
  require.register("reporters/index.js", function(module, exports, require){
  
  exports.Base = require('./base');
  exports.Dot = require('./dot');
  exports.Doc = require('./doc');
  exports.TAP = require('./tap');
  exports.JSON = require('./json');
  exports.HTML = require('./html');
  exports.List = require('./list');
  exports.Min = require('./min');
  exports.Spec = require('./spec');
  exports.Nyan = require('./nyan');
  exports.XUnit = require('./xunit');
  exports.Markdown = require('./markdown');
  exports.Progress = require('./progress');
  exports.Landing = require('./landing');
  exports.JSONCov = require('./json-cov');
  exports.HTMLCov = require('./html-cov');
  exports.JSONStream = require('./json-stream');
  
  }); // module: reporters/index.js
  
  require.register("reporters/json-cov.js", function(module, exports, require){
  
  /**
   * Module dependencies.
   */
  
  var Base = require('./base');
  
  /**
   * Expose `JSONCov`.
   */
  
  exports = module.exports = JSONCov;
  
  /**
   * Initialize a new `JsCoverage` reporter.
   *
   * @param {Runner} runner
   * @param {Boolean} output
   * @api public
   */
  
  function JSONCov(runner, output) {
    var self = this
      , output = 1 == arguments.length ? true : output;
  
    Base.call(this, runner);
  
    var tests = []
      , failures = []
      , passes = [];
  
    runner.on('test end', function(test){
      tests.push(test);
    });
  
    runner.on('pass', function(test){
      passes.push(test);
    });
  
    runner.on('fail', function(test){
      failures.push(test);
    });
  
    runner.on('end', function(){
      var cov = global._$jscoverage || {};
      var result = self.cov = map(cov);
      result.stats = self.stats;
      result.tests = tests.map(clean);
      result.failures = failures.map(clean);
      result.passes = passes.map(clean);
      if (!output) return;
      process.stdout.write(JSON.stringify(result, null, 2 ));
    });
  }
  
  /**
   * Map jscoverage data to a JSON structure
   * suitable for reporting.
   *
   * @param {Object} cov
   * @return {Object}
   * @api private
   */
  
  function map(cov) {
    var ret = {
        instrumentation: 'node-jscoverage'
      , sloc: 0
      , hits: 0
      , misses: 0
      , coverage: 0
      , files: []
    };
  
    for (var filename in cov) {
      var data = coverage(filename, cov[filename]);
      ret.files.push(data);
      ret.hits += data.hits;
      ret.misses += data.misses;
      ret.sloc += data.sloc;
    }
  
    ret.files.sort(function(a, b) {
      return a.filename.localeCompare(b.filename);
    });
  
    if (ret.sloc > 0) {
      ret.coverage = (ret.hits / ret.sloc) * 100;
    }
  
    return ret;
  };
  
  /**
   * Map jscoverage data for a single source file
   * to a JSON structure suitable for reporting.
   *
   * @param {String} filename name of the source file
   * @param {Object} data jscoverage coverage data
   * @return {Object}
   * @api private
   */
  
  function coverage(filename, data) {
    var ret = {
      filename: filename,
      coverage: 0,
      hits: 0,
      misses: 0,
      sloc: 0,
      source: {}
    };
  
    data.source.forEach(function(line, num){
      num++;
  
      if (data[num] === 0) {
        ret.misses++;
        ret.sloc++;
      } else if (data[num] !== undefined) {
        ret.hits++;
        ret.sloc++;
      }
  
      ret.source[num] = {
          source: line
        , coverage: data[num] === undefined
          ? ''
          : data[num]
      };
    });
  
    ret.coverage = ret.hits / ret.sloc * 100;
  
    return ret;
  }
  
  /**
   * Return a plain-object representation of `test`
   * free of cyclic properties etc.
   *
   * @param {Object} test
   * @return {Object}
   * @api private
   */
  
  function clean(test) {
    return {
        title: test.title
      , fullTitle: test.fullTitle()
      , duration: test.duration
    }
  }
  
  }); // module: reporters/json-cov.js
  
  require.register("reporters/json-stream.js", function(module, exports, require){
  
  /**
   * Module dependencies.
   */
  
  var Base = require('./base')
    , color = Base.color;
  
  /**
   * Expose `List`.
   */
  
  exports = module.exports = List;
  
  /**
   * Initialize a new `List` test reporter.
   *
   * @param {Runner} runner
   * @api public
   */
  
  function List(runner) {
    Base.call(this, runner);
  
    var self = this
      , stats = this.stats
      , total = runner.total;
  
    runner.on('start', function(){
      console.log(JSON.stringify(['start', { total: total }]));
    });
  
    runner.on('pass', function(test){
      console.log(JSON.stringify(['pass', clean(test)]));
    });
  
    runner.on('fail', function(test, err){
      console.log(JSON.stringify(['fail', clean(test)]));
    });
  
    runner.on('end', function(){
      process.stdout.write(JSON.stringify(['end', self.stats]));
    });
  }
  
  /**
   * Return a plain-object representation of `test`
   * free of cyclic properties etc.
   *
   * @param {Object} test
   * @return {Object}
   * @api private
   */
  
  function clean(test) {
    return {
        title: test.title
      , fullTitle: test.fullTitle()
      , duration: test.duration
    }
  }
  }); // module: reporters/json-stream.js
  
  require.register("reporters/json.js", function(module, exports, require){
  
  /**
   * Module dependencies.
   */
  
  var Base = require('./base')
    , cursor = Base.cursor
    , color = Base.color;
  
  /**
   * Expose `JSON`.
   */
  
  exports = module.exports = JSONReporter;
  
  /**
   * Initialize a new `JSON` reporter.
   *
   * @param {Runner} runner
   * @api public
   */
  
  function JSONReporter(runner) {
    var self = this;
    Base.call(this, runner);
  
    var tests = []
      , failures = []
      , passes = [];
  
    runner.on('test end', function(test){
      tests.push(test);
    });
  
    runner.on('pass', function(test){
      passes.push(test);
    });
  
    runner.on('fail', function(test){
      failures.push(test);
    });
  
    runner.on('end', function(){
      var obj = {
          stats: self.stats
        , tests: tests.map(clean)
        , failures: failures.map(clean)
        , passes: passes.map(clean)
      };
  
      process.stdout.write(JSON.stringify(obj, null, 2));
    });
  }
  
  /**
   * Return a plain-object representation of `test`
   * free of cyclic properties etc.
   *
   * @param {Object} test
   * @return {Object}
   * @api private
   */
  
  function clean(test) {
    return {
        title: test.title
      , fullTitle: test.fullTitle()
      , duration: test.duration
    }
  }
  }); // module: reporters/json.js
  
  require.register("reporters/landing.js", function(module, exports, require){
  
  /**
   * Module dependencies.
   */
  
  var Base = require('./base')
    , cursor = Base.cursor
    , color = Base.color;
  
  /**
   * Expose `Landing`.
   */
  
  exports = module.exports = Landing;
  
  /**
   * Airplane color.
   */
  
  Base.colors.plane = 0;
  
  /**
   * Airplane crash color.
   */
  
  Base.colors['plane crash'] = 31;
  
  /**
   * Runway color.
   */
  
  Base.colors.runway = 90;
  
  /**
   * Initialize a new `Landing` reporter.
   *
   * @param {Runner} runner
   * @api public
   */
  
  function Landing(runner) {
    Base.call(this, runner);
  
    var self = this
      , stats = this.stats
      , width = Base.window.width * .75 | 0
      , total = runner.total
      , stream = process.stdout
      , plane = color('plane', '✈')
      , crashed = -1
      , n = 0;
  
    function runway() {
      var buf = Array(width).join('-');
      return '  ' + color('runway', buf);
    }
  
    runner.on('start', function(){
      stream.write('\n  ');
      cursor.hide();
    });
  
    runner.on('test end', function(test){
      // check if the plane crashed
      var col = -1 == crashed
        ? width * ++n / total | 0
        : crashed;
  
      // show the crash
      if ('failed' == test.state) {
        plane = color('plane crash', '✈');
        crashed = col;
      }
  
      // render landing strip
      stream.write('\u001b[4F\n\n');
      stream.write(runway());
      stream.write('\n  ');
      stream.write(color('runway', Array(col).join('⋅')));
      stream.write(plane)
      stream.write(color('runway', Array(width - col).join('⋅') + '\n'));
      stream.write(runway());
      stream.write('\u001b[0m');
    });
  
    runner.on('end', function(){
      cursor.show();
      console.log();
      self.epilogue();
    });
  }
  
  /**
   * Inherit from `Base.prototype`.
   */
  
  function F(){};
  F.prototype = Base.prototype;
  Landing.prototype = new F;
  Landing.prototype.constructor = Landing;
  
  }); // module: reporters/landing.js
  
  require.register("reporters/list.js", function(module, exports, require){
  
  /**
   * Module dependencies.
   */
  
  var Base = require('./base')
    , cursor = Base.cursor
    , color = Base.color;
  
  /**
   * Expose `List`.
   */
  
  exports = module.exports = List;
  
  /**
   * Initialize a new `List` test reporter.
   *
   * @param {Runner} runner
   * @api public
   */
  
  function List(runner) {
    Base.call(this, runner);
  
    var self = this
      , stats = this.stats
      , n = 0;
  
    runner.on('start', function(){
      console.log();
    });
  
    runner.on('test', function(test){
      process.stdout.write(color('pass', '    ' + test.fullTitle() + ': '));
    });
  
    runner.on('pending', function(test){
      var fmt = color('checkmark', '  -')
        + color('pending', ' %s');
      console.log(fmt, test.fullTitle());
    });
  
    runner.on('pass', function(test){
      var fmt = color('checkmark', '  '+Base.symbols.dot)
        + color('pass', ' %s: ')
        + color(test.speed, '%dms');
      cursor.CR();
      console.log(fmt, test.fullTitle(), test.duration);
    });
  
    runner.on('fail', function(test, err){
      cursor.CR();
      console.log(color('fail', '  %d) %s'), ++n, test.fullTitle());
    });
  
    runner.on('end', self.epilogue.bind(self));
  }
  
  /**
   * Inherit from `Base.prototype`.
   */
  
  function F(){};
  F.prototype = Base.prototype;
  List.prototype = new F;
  List.prototype.constructor = List;
  
  
  }); // module: reporters/list.js
  
  require.register("reporters/markdown.js", function(module, exports, require){
  /**
   * Module dependencies.
   */
  
  var Base = require('./base')
    , utils = require('../utils');
  
  /**
   * Expose `Markdown`.
   */
  
  exports = module.exports = Markdown;
  
  /**
   * Initialize a new `Markdown` reporter.
   *
   * @param {Runner} runner
   * @api public
   */
  
  function Markdown(runner) {
    Base.call(this, runner);
  
    var self = this
      , stats = this.stats
      , level = 0
      , buf = '';
  
    function title(str) {
      return Array(level).join('#') + ' ' + str;
    }
  
    function indent() {
      return Array(level).join('  ');
    }
  
    function mapTOC(suite, obj) {
      var ret = obj;
      obj = obj[suite.title] = obj[suite.title] || { suite: suite };
      suite.suites.forEach(function(suite){
        mapTOC(suite, obj);
      });
      return ret;
    }
  
    function stringifyTOC(obj, level) {
      ++level;
      var buf = '';
      var link;
      for (var key in obj) {
        if ('suite' == key) continue;
        if (key) link = ' - [' + key + '](#' + utils.slug(obj[key].suite.fullTitle()) + ')\n';
        if (key) buf += Array(level).join('  ') + link;
        buf += stringifyTOC(obj[key], level);
      }
      --level;
      return buf;
    }
  
    function generateTOC(suite) {
      var obj = mapTOC(suite, {});
      return stringifyTOC(obj, 0);
    }
  
    generateTOC(runner.suite);
  
    runner.on('suite', function(suite){
      ++level;
      var slug = utils.slug(suite.fullTitle());
      buf += '<a name="' + slug + '"></a>' + '\n';
      buf += title(suite.title) + '\n';
    });
  
    runner.on('suite end', function(suite){
      --level;
    });
  
    runner.on('pass', function(test){
      var code = utils.clean(test.fn.toString());
      buf += test.title + '.\n';
      buf += '\n```js\n';
      buf += code + '\n';
      buf += '```\n\n';
    });
  
    runner.on('end', function(){
      process.stdout.write('# TOC\n');
      process.stdout.write(generateTOC(runner.suite));
      process.stdout.write(buf);
    });
  }
  }); // module: reporters/markdown.js
  
  require.register("reporters/min.js", function(module, exports, require){
  
  /**
   * Module dependencies.
   */
  
  var Base = require('./base');
  
  /**
   * Expose `Min`.
   */
  
  exports = module.exports = Min;
  
  /**
   * Initialize a new `Min` minimal test reporter (best used with --watch).
   *
   * @param {Runner} runner
   * @api public
   */
  
  function Min(runner) {
    Base.call(this, runner);
  
    runner.on('start', function(){
      // clear screen
      process.stdout.write('\u001b[2J');
      // set cursor position
      process.stdout.write('\u001b[1;3H');
    });
  
    runner.on('end', this.epilogue.bind(this));
  }
  
  /**
   * Inherit from `Base.prototype`.
   */
  
  function F(){};
  F.prototype = Base.prototype;
  Min.prototype = new F;
  Min.prototype.constructor = Min;
  
  
  }); // module: reporters/min.js
  
  require.register("reporters/nyan.js", function(module, exports, require){
  /**
   * Module dependencies.
   */
  
  var Base = require('./base')
    , color = Base.color;
  
  /**
   * Expose `Dot`.
   */
  
  exports = module.exports = NyanCat;
  
  /**
   * Initialize a new `Dot` matrix test reporter.
   *
   * @param {Runner} runner
   * @api public
   */
  
  function NyanCat(runner) {
    Base.call(this, runner);
    var self = this
      , stats = this.stats
      , width = Base.window.width * .75 | 0
      , rainbowColors = this.rainbowColors = self.generateColors()
      , colorIndex = this.colorIndex = 0
      , numerOfLines = this.numberOfLines = 4
      , trajectories = this.trajectories = [[], [], [], []]
      , nyanCatWidth = this.nyanCatWidth = 11
      , trajectoryWidthMax = this.trajectoryWidthMax = (width - nyanCatWidth)
      , scoreboardWidth = this.scoreboardWidth = 5
      , tick = this.tick = 0
      , n = 0;
  
    runner.on('start', function(){
      Base.cursor.hide();
      self.draw();
    });
  
    runner.on('pending', function(test){
      self.draw();
    });
  
    runner.on('pass', function(test){
      self.draw();
    });
  
    runner.on('fail', function(test, err){
      self.draw();
    });
  
    runner.on('end', function(){
      Base.cursor.show();
      for (var i = 0; i < self.numberOfLines; i++) write('\n');
      self.epilogue();
    });
  }
  
  /**
   * Draw the nyan cat
   *
   * @api private
   */
  
  NyanCat.prototype.draw = function(){
    this.appendRainbow();
    this.drawScoreboard();
    this.drawRainbow();
    this.drawNyanCat();
    this.tick = !this.tick;
  };
  
  /**
   * Draw the "scoreboard" showing the number
   * of passes, failures and pending tests.
   *
   * @api private
   */
  
  NyanCat.prototype.drawScoreboard = function(){
    var stats = this.stats;
    var colors = Base.colors;
  
    function draw(color, n) {
      write(' ');
      write('\u001b[' + color + 'm' + n + '\u001b[0m');
      write('\n');
    }
  
    draw(colors.green, stats.passes);
    draw(colors.fail, stats.failures);
    draw(colors.pending, stats.pending);
    write('\n');
  
    this.cursorUp(this.numberOfLines);
  };
  
  /**
   * Append the rainbow.
   *
   * @api private
   */
  
  NyanCat.prototype.appendRainbow = function(){
    var segment = this.tick ? '_' : '-';
    var rainbowified = this.rainbowify(segment);
  
    for (var index = 0; index < this.numberOfLines; index++) {
      var trajectory = this.trajectories[index];
      if (trajectory.length >= this.trajectoryWidthMax) trajectory.shift();
      trajectory.push(rainbowified);
    }
  };
  
  /**
   * Draw the rainbow.
   *
   * @api private
   */
  
  NyanCat.prototype.drawRainbow = function(){
    var self = this;
  
    this.trajectories.forEach(function(line, index) {
      write('\u001b[' + self.scoreboardWidth + 'C');
      write(line.join(''));
      write('\n');
    });
  
    this.cursorUp(this.numberOfLines);
  };
  
  /**
   * Draw the nyan cat
   *
   * @api private
   */
  
  NyanCat.prototype.drawNyanCat = function() {
    var self = this;
    var startWidth = this.scoreboardWidth + this.trajectories[0].length;
    var color = '\u001b[' + startWidth + 'C';
    var padding = '';
  
    write(color);
    write('_,------,');
    write('\n');
  
    write(color);
    padding = self.tick ? '  ' : '   ';
    write('_|' + padding + '/\\_/\\ ');
    write('\n');
  
    write(color);
    padding = self.tick ? '_' : '__';
    var tail = self.tick ? '~' : '^';
    var face;
    write(tail + '|' + padding + this.face() + ' ');
    write('\n');
  
    write(color);
    padding = self.tick ? ' ' : '  ';
    write(padding + '""  "" ');
    write('\n');
  
    this.cursorUp(this.numberOfLines);
  };
  
  /**
   * Draw nyan cat face.
   *
   * @return {String}
   * @api private
   */
  
  NyanCat.prototype.face = function() {
    var stats = this.stats;
    if (stats.failures) {
      return '( x .x)';
    } else if (stats.pending) {
      return '( o .o)';
    } else if(stats.passes) {
      return '( ^ .^)';
    } else {
      return '( - .-)';
    }
  }
  
  /**
   * Move cursor up `n`.
   *
   * @param {Number} n
   * @api private
   */
  
  NyanCat.prototype.cursorUp = function(n) {
    write('\u001b[' + n + 'A');
  };
  
  /**
   * Move cursor down `n`.
   *
   * @param {Number} n
   * @api private
   */
  
  NyanCat.prototype.cursorDown = function(n) {
    write('\u001b[' + n + 'B');
  };
  
  /**
   * Generate rainbow colors.
   *
   * @return {Array}
   * @api private
   */
  
  NyanCat.prototype.generateColors = function(){
    var colors = [];
  
    for (var i = 0; i < (6 * 7); i++) {
      var pi3 = Math.floor(Math.PI / 3);
      var n = (i * (1.0 / 6));
      var r = Math.floor(3 * Math.sin(n) + 3);
      var g = Math.floor(3 * Math.sin(n + 2 * pi3) + 3);
      var b = Math.floor(3 * Math.sin(n + 4 * pi3) + 3);
      colors.push(36 * r + 6 * g + b + 16);
    }
  
    return colors;
  };
  
  /**
   * Apply rainbow to the given `str`.
   *
   * @param {String} str
   * @return {String}
   * @api private
   */
  
  NyanCat.prototype.rainbowify = function(str){
    var color = this.rainbowColors[this.colorIndex % this.rainbowColors.length];
    this.colorIndex += 1;
    return '\u001b[38;5;' + color + 'm' + str + '\u001b[0m';
  };
  
  /**
   * Stdout helper.
   */
  
  function write(string) {
    process.stdout.write(string);
  }
  
  /**
   * Inherit from `Base.prototype`.
   */
  
  function F(){};
  F.prototype = Base.prototype;
  NyanCat.prototype = new F;
  NyanCat.prototype.constructor = NyanCat;
  
  
  }); // module: reporters/nyan.js
  
  require.register("reporters/progress.js", function(module, exports, require){
  
  /**
   * Module dependencies.
   */
  
  var Base = require('./base')
    , cursor = Base.cursor
    , color = Base.color;
  
  /**
   * Expose `Progress`.
   */
  
  exports = module.exports = Progress;
  
  /**
   * General progress bar color.
   */
  
  Base.colors.progress = 90;
  
  /**
   * Initialize a new `Progress` bar test reporter.
   *
   * @param {Runner} runner
   * @param {Object} options
   * @api public
   */
  
  function Progress(runner, options) {
    Base.call(this, runner);
  
    var self = this
      , options = options || {}
      , stats = this.stats
      , width = Base.window.width * .50 | 0
      , total = runner.total
      , complete = 0
      , max = Math.max;
  
    // default chars
    options.open = options.open || '[';
    options.complete = options.complete || '▬';
    options.incomplete = options.incomplete || Base.symbols.dot;
    options.close = options.close || ']';
    options.verbose = false;
  
    // tests started
    runner.on('start', function(){
      console.log();
      cursor.hide();
    });
  
    // tests complete
    runner.on('test end', function(){
      complete++;
      var incomplete = total - complete
        , percent = complete / total
        , n = width * percent | 0
        , i = width - n;
  
      cursor.CR();
      process.stdout.write('\u001b[J');
      process.stdout.write(color('progress', '  ' + options.open));
      process.stdout.write(Array(n).join(options.complete));
      process.stdout.write(Array(i).join(options.incomplete));
      process.stdout.write(color('progress', options.close));
      if (options.verbose) {
        process.stdout.write(color('progress', ' ' + complete + ' of ' + total));
      }
    });
  
    // tests are complete, output some stats
    // and the failures if any
    runner.on('end', function(){
      cursor.show();
      console.log();
      self.epilogue();
    });
  }
  
  /**
   * Inherit from `Base.prototype`.
   */
  
  function F(){};
  F.prototype = Base.prototype;
  Progress.prototype = new F;
  Progress.prototype.constructor = Progress;
  
  
  }); // module: reporters/progress.js
  
  require.register("reporters/spec.js", function(module, exports, require){
  
  /**
   * Module dependencies.
   */
  
  var Base = require('./base')
    , cursor = Base.cursor
    , color = Base.color;
  
  /**
   * Expose `Spec`.
   */
  
  exports = module.exports = Spec;
  
  /**
   * Initialize a new `Spec` test reporter.
   *
   * @param {Runner} runner
   * @api public
   */
  
  function Spec(runner) {
    Base.call(this, runner);
  
    var self = this
      , stats = this.stats
      , indents = 0
      , n = 0;
  
    function indent() {
      return Array(indents).join('  ')
    }
  
    runner.on('start', function(){
      console.log();
    });
  
    runner.on('suite', function(suite){
      ++indents;
      console.log(color('suite', '%s%s'), indent(), suite.title);
    });
  
    runner.on('suite end', function(suite){
      --indents;
      if (1 == indents) console.log();
    });
  
    runner.on('pending', function(test){
      var fmt = indent() + color('pending', '  - %s');
      console.log(fmt, test.title);
    });
  
    runner.on('pass', function(test){
      if ('fast' == test.speed) {
        var fmt = indent()
          + color('checkmark', '  ' + Base.symbols.ok)
          + color('pass', ' %s ');
        cursor.CR();
        console.log(fmt, test.title);
      } else {
        var fmt = indent()
          + color('checkmark', '  ' + Base.symbols.ok)
          + color('pass', ' %s ')
          + color(test.speed, '(%dms)');
        cursor.CR();
        console.log(fmt, test.title, test.duration);
      }
    });
  
    runner.on('fail', function(test, err){
      cursor.CR();
      console.log(indent() + color('fail', '  %d) %s'), ++n, test.title);
    });
  
    runner.on('end', self.epilogue.bind(self));
  }
  
  /**
   * Inherit from `Base.prototype`.
   */
  
  function F(){};
  F.prototype = Base.prototype;
  Spec.prototype = new F;
  Spec.prototype.constructor = Spec;
  
  
  }); // module: reporters/spec.js
  
  require.register("reporters/tap.js", function(module, exports, require){
  
  /**
   * Module dependencies.
   */
  
  var Base = require('./base')
    , cursor = Base.cursor
    , color = Base.color;
  
  /**
   * Expose `TAP`.
   */
  
  exports = module.exports = TAP;
  
  /**
   * Initialize a new `TAP` reporter.
   *
   * @param {Runner} runner
   * @api public
   */
  
  function TAP(runner) {
    Base.call(this, runner);
  
    var self = this
      , stats = this.stats
      , n = 1
      , passes = 0
      , failures = 0;
  
    runner.on('start', function(){
      var total = runner.grepTotal(runner.suite);
      console.log('%d..%d', 1, total);
    });
  
    runner.on('test end', function(){
      ++n;
    });
  
    runner.on('pending', function(test){
      console.log('ok %d %s # SKIP -', n, title(test));
    });
  
    runner.on('pass', function(test){
      passes++;
      console.log('ok %d %s', n, title(test));
    });
  
    runner.on('fail', function(test, err){
      failures++;
      console.log('not ok %d %s', n, title(test));
      if (err.stack) console.log(err.stack.replace(/^/gm, '  '));
    });
  
    runner.on('end', function(){
      console.log('# tests ' + (passes + failures));
      console.log('# pass ' + passes);
      console.log('# fail ' + failures);
    });
  }
  
  /**
   * Return a TAP-safe title of `test`
   *
   * @param {Object} test
   * @return {String}
   * @api private
   */
  
  function title(test) {
    return test.fullTitle().replace(/#/g, '');
  }
  
  }); // module: reporters/tap.js
  
  require.register("reporters/xunit.js", function(module, exports, require){
  
  /**
   * Module dependencies.
   */
  
  var Base = require('./base')
    , utils = require('../utils')
    , escape = utils.escape;
  
  /**
   * Save timer references to avoid Sinon interfering (see GH-237).
   */
  
  var Date = global.Date
    , setTimeout = global.setTimeout
    , setInterval = global.setInterval
    , clearTimeout = global.clearTimeout
    , clearInterval = global.clearInterval;
  
  /**
   * Expose `XUnit`.
   */
  
  exports = module.exports = XUnit;
  
  /**
   * Initialize a new `XUnit` reporter.
   *
   * @param {Runner} runner
   * @api public
   */
  
  function XUnit(runner) {
    Base.call(this, runner);
    var stats = this.stats
      , tests = []
      , self = this;
  
    runner.on('pending', function(test){
      tests.push(test);
    });
  
    runner.on('pass', function(test){
      tests.push(test);
    });
  
    runner.on('fail', function(test){
      tests.push(test);
    });
  
    runner.on('end', function(){
      console.log(tag('testsuite', {
          name: 'Mocha Tests'
        , tests: stats.tests
        , failures: stats.failures
        , errors: stats.failures
        , skipped: stats.tests - stats.failures - stats.passes
        , timestamp: (new Date).toUTCString()
        , time: (stats.duration / 1000) || 0
      }, false));
  
      tests.forEach(test);
      console.log('</testsuite>');
    });
  }
  
  /**
   * Inherit from `Base.prototype`.
   */
  
  function F(){};
  F.prototype = Base.prototype;
  XUnit.prototype = new F;
  XUnit.prototype.constructor = XUnit;
  
  
  /**
   * Output tag for the given `test.`
   */
  
  function test(test) {
    var attrs = {
        classname: test.parent.fullTitle()
      , name: test.title
      , time: (test.duration / 1000) || 0
    };
  
    if ('failed' == test.state) {
      var err = test.err;
      attrs.message = escape(err.message);
      console.log(tag('testcase', attrs, false, tag('failure', attrs, false, cdata(err.stack))));
    } else if (test.pending) {
      console.log(tag('testcase', attrs, false, tag('skipped', {}, true)));
    } else {
      console.log(tag('testcase', attrs, true) );
    }
  }
  
  /**
   * HTML tag helper.
   */
  
  function tag(name, attrs, close, content) {
    var end = close ? '/>' : '>'
      , pairs = []
      , tag;
  
    for (var key in attrs) {
      pairs.push(key + '="' + escape(attrs[key]) + '"');
    }
  
    tag = '<' + name + (pairs.length ? ' ' + pairs.join(' ') : '') + end;
    if (content) tag += content + '</' + name + end;
    return tag;
  }
  
  /**
   * Return cdata escaped CDATA `str`.
   */
  
  function cdata(str) {
    return '<![CDATA[' + escape(str) + ']]>';
  }
  
  }); // module: reporters/xunit.js
  
  require.register("runnable.js", function(module, exports, require){
  
  /**
   * Module dependencies.
   */
  
  var EventEmitter = require('browser/events').EventEmitter
    , debug = require('browser/debug')('mocha:runnable')
    , milliseconds = require('./ms');
  
  /**
   * Save timer references to avoid Sinon interfering (see GH-237).
   */
  
  var Date = global.Date
    , setTimeout = global.setTimeout
    , setInterval = global.setInterval
    , clearTimeout = global.clearTimeout
    , clearInterval = global.clearInterval;
  
  /**
   * Object#toString().
   */
  
  var toString = Object.prototype.toString;
  
  /**
   * Expose `Runnable`.
   */
  
  module.exports = Runnable;
  
  /**
   * Initialize a new `Runnable` with the given `title` and callback `fn`.
   *
   * @param {String} title
   * @param {Function} fn
   * @api private
   */
  
  function Runnable(title, fn) {
    this.title = title;
    this.fn = fn;
    this.async = fn && fn.length;
    this.sync = ! this.async;
    this._timeout = 2000;
    this._slow = 75;
    this.timedOut = false;
  }
  
  /**
   * Inherit from `EventEmitter.prototype`.
   */
  
  function F(){};
  F.prototype = EventEmitter.prototype;
  Runnable.prototype = new F;
  Runnable.prototype.constructor = Runnable;
  
  
  /**
   * Set & get timeout `ms`.
   *
   * @param {Number|String} ms
   * @return {Runnable|Number} ms or self
   * @api private
   */
  
  Runnable.prototype.timeout = function(ms){
    if (0 == arguments.length) return this._timeout;
    if ('string' == typeof ms) ms = milliseconds(ms);
    debug('timeout %d', ms);
    this._timeout = ms;
    if (this.timer) this.resetTimeout();
    return this;
  };
  
  /**
   * Set & get slow `ms`.
   *
   * @param {Number|String} ms
   * @return {Runnable|Number} ms or self
   * @api private
   */
  
  Runnable.prototype.slow = function(ms){
    if (0 === arguments.length) return this._slow;
    if ('string' == typeof ms) ms = milliseconds(ms);
    debug('timeout %d', ms);
    this._slow = ms;
    return this;
  };
  
  /**
   * Return the full title generated by recursively
   * concatenating the parent's full title.
   *
   * @return {String}
   * @api public
   */
  
  Runnable.prototype.fullTitle = function(){
    return this.parent.fullTitle() + ' ' + this.title;
  };
  
  /**
   * Clear the timeout.
   *
   * @api private
   */
  
  Runnable.prototype.clearTimeout = function(){
    clearTimeout(this.timer);
  };
  
  /**
   * Inspect the runnable void of private properties.
   *
   * @return {String}
   * @api private
   */
  
  Runnable.prototype.inspect = function(){
    return JSON.stringify(this, function(key, val){
      if ('_' == key[0]) return;
      if ('parent' == key) return '#<Suite>';
      if ('ctx' == key) return '#<Context>';
      return val;
    }, 2);
  };
  
  /**
   * Reset the timeout.
   *
   * @api private
   */
  
  Runnable.prototype.resetTimeout = function(){
    var self = this;
    var ms = this.timeout() || 1e9;
  
    this.clearTimeout();
    this.timer = setTimeout(function(){
      self.callback(new Error('timeout of ' + ms + 'ms exceeded'));
      self.timedOut = true;
    }, ms);
  };
  
  /**
   * Whitelist these globals for this test run
   *
   * @api private
   */
  Runnable.prototype.globals = function(arr){
    var self = this;
    this._allowedGlobals = arr;
  };
  
  /**
   * Run the test and invoke `fn(err)`.
   *
   * @param {Function} fn
   * @api private
   */
  
  Runnable.prototype.run = function(fn){
    var self = this
      , ms = this.timeout()
      , start = new Date
      , ctx = this.ctx
      , finished
      , emitted;
  
    if (ctx) ctx.runnable(this);
  
    // timeout
    if (this.async) {
      if (ms) {
        this.timer = setTimeout(function(){
          done(new Error('timeout of ' + ms + 'ms exceeded'));
          self.timedOut = true;
        }, ms);
      }
    }
  
    // called multiple times
    function multiple(err) {
      if (emitted) return;
      emitted = true;
      self.emit('error', err || new Error('done() called multiple times'));
    }
  
    // finished
    function done(err) {
      if (self.timedOut) return;
      if (finished) return multiple(err);
      self.clearTimeout();
      self.duration = new Date - start;
      finished = true;
      fn(err);
    }
  
    // for .resetTimeout()
    this.callback = done;
  
    // async
    if (this.async) {
      try {
        this.fn.call(ctx, function(err){
          if (err instanceof Error || toString.call(err) === "[object Error]") return done(err);
          if (null != err) return done(new Error('done() invoked with non-Error: ' + err));
          done();
        });
      } catch (err) {
        done(err);
      }
      return;
    }
  
    if (this.asyncOnly) {
      return done(new Error('--async-only option in use without declaring `done()`'));
    }
  
    // sync
    try {
      if (!this.pending) this.fn.call(ctx);
      this.duration = new Date - start;
      fn();
    } catch (err) {
      fn(err);
    }
  };
  
  }); // module: runnable.js
  
  require.register("runner.js", function(module, exports, require){
  /**
   * Module dependencies.
   */
  
  var EventEmitter = require('browser/events').EventEmitter
    , debug = require('browser/debug')('mocha:runner')
    , Test = require('./test')
    , utils = require('./utils')
    , filter = utils.filter
    , keys = utils.keys;
  
  /**
   * Non-enumerable globals.
   */
  
  var globals = [
    'setTimeout',
    'clearTimeout',
    'setInterval',
    'clearInterval',
    'XMLHttpRequest',
    'Date'
  ];
  
  /**
   * Expose `Runner`.
   */
  
  module.exports = Runner;
  
  /**
   * Initialize a `Runner` for the given `suite`.
   *
   * Events:
   *
   *   - `start`  execution started
   *   - `end`  execution complete
   *   - `suite`  (suite) test suite execution started
   *   - `suite end`  (suite) all tests (and sub-suites) have finished
   *   - `test`  (test) test execution started
   *   - `test end`  (test) test completed
   *   - `hook`  (hook) hook execution started
   *   - `hook end`  (hook) hook complete
   *   - `pass`  (test) test passed
   *   - `fail`  (test, err) test failed
   *   - `pending`  (test) test pending
   *
   * @api public
   */
  
  function Runner(suite) {
    var self = this;
    this._globals = [];
    this._abort = false;
    this.suite = suite;
    this.total = suite.total();
    this.failures = 0;
    this.on('test end', function(test){ self.checkGlobals(test); });
    this.on('hook end', function(hook){ self.checkGlobals(hook); });
    this.grep(/.*/);
    this.globals(this.globalProps().concat(extraGlobals()));
  }
  
  /**
   * Wrapper for setImmediate, process.nextTick, or browser polyfill.
   *
   * @param {Function} fn
   * @api private
   */
  
  Runner.immediately = global.setImmediate || process.nextTick;
  
  /**
   * Inherit from `EventEmitter.prototype`.
   */
  
  function F(){};
  F.prototype = EventEmitter.prototype;
  Runner.prototype = new F;
  Runner.prototype.constructor = Runner;
  
  
  /**
   * Run tests with full titles matching `re`. Updates runner.total
   * with number of tests matched.
   *
   * @param {RegExp} re
   * @param {Boolean} invert
   * @return {Runner} for chaining
   * @api public
   */
  
  Runner.prototype.grep = function(re, invert){
    debug('grep %s', re);
    this._grep = re;
    this._invert = invert;
    this.total = this.grepTotal(this.suite);
    return this;
  };
  
  /**
   * Returns the number of tests matching the grep search for the
   * given suite.
   *
   * @param {Suite} suite
   * @return {Number}
   * @api public
   */
  
  Runner.prototype.grepTotal = function(suite) {
    var self = this;
    var total = 0;
  
    suite.eachTest(function(test){
      var match = self._grep.test(test.fullTitle());
      if (self._invert) match = !match;
      if (match) total++;
    });
  
    return total;
  };
  
  /**
   * Return a list of global properties.
   *
   * @return {Array}
   * @api private
   */
  
  Runner.prototype.globalProps = function() {
    var props = utils.keys(global);
  
    // non-enumerables
    for (var i = 0; i < globals.length; ++i) {
      if (~utils.indexOf(props, globals[i])) continue;
      props.push(globals[i]);
    }
  
    return props;
  };
  
  /**
   * Allow the given `arr` of globals.
   *
   * @param {Array} arr
   * @return {Runner} for chaining
   * @api public
   */
  
  Runner.prototype.globals = function(arr){
    if (0 == arguments.length) return this._globals;
    debug('globals %j', arr);
    this._globals = this._globals.concat(arr);
    return this;
  };
  
  /**
   * Check for global variable leaks.
   *
   * @api private
   */
  
  Runner.prototype.checkGlobals = function(test){
    if (this.ignoreLeaks) return;
    var ok = this._globals;
  
    var globals = this.globalProps();
    var isNode = process.kill;
    var leaks;
  
    if (test) {
      ok = ok.concat(test._allowedGlobals || []);
    }
  
    if(this.prevGlobalsLength == globals.length) return;
    this.prevGlobalsLength = globals.length;
  
    leaks = filterLeaks(ok, globals);
    this._globals = this._globals.concat(leaks);
  
    if (leaks.length > 1) {
      this.fail(test, new Error('global leaks detected: ' + leaks.join(', ') + ''));
    } else if (leaks.length) {
      this.fail(test, new Error('global leak detected: ' + leaks[0]));
    }
  };
  
  /**
   * Fail the given `test`.
   *
   * @param {Test} test
   * @param {Error} err
   * @api private
   */
  
  Runner.prototype.fail = function(test, err){
    ++this.failures;
    test.state = 'failed';
  
    if ('string' == typeof err) {
      err = new Error('the string "' + err + '" was thrown, throw an Error :)');
    }
  
    this.emit('fail', test, err);
  };
  
  /**
   * Fail the given `hook` with `err`.
   *
   * Hook failures work in the following pattern:
   * - If bail, then exit
   * - Failed `before` hook skips all tests in a suite and subsuites,
   *   but jumps to corresponding `after` hook
   * - Failed `before each` hook skips remaining tests in a
   *   suite and jumps to corresponding `after each` hook,
   *   which is run only once
   * - Failed `after` hook does not alter
   *   execution order
   * - Failed `after each` hook skips remaining tests in a
   *   suite and subsuites, but executes other `after each`
   *   hooks
   *
   * @param {Hook} hook
   * @param {Error} err
   * @api private
   */
  
  Runner.prototype.failHook = function(hook, err){
    this.fail(hook, err);
    if (this.suite.bail()) {
      this.emit('end');
    }
  };
  
  /**
   * Run hook `name` callbacks and then invoke `fn()`.
   *
   * @param {String} name
   * @param {Function} function
   * @api private
   */
  
  Runner.prototype.hook = function(name, fn){
    var suite = this.suite
      , hooks = suite['_' + name]
      , self = this
      , timer;
  
    function next(i) {
      var hook = hooks[i];
      if (!hook) return fn();
      if (self.failures && suite.bail()) return fn();
      self.currentRunnable = hook;
  
      hook.ctx.currentTest = self.test;
  
      self.emit('hook', hook);
  
      hook.on('error', function(err){
        self.failHook(hook, err);
      });
  
      hook.run(function(err){
        hook.removeAllListeners('error');
        var testError = hook.error();
        if (testError) self.fail(self.test, testError);
        if (err) {
          self.failHook(hook, err);
  
          // stop executing hooks, notify callee of hook err
          return fn(err);
        }
        self.emit('hook end', hook);
        delete hook.ctx.currentTest;
        next(++i);
      });
    }
  
    Runner.immediately(function(){
      next(0);
    });
  };
  
  /**
   * Run hook `name` for the given array of `suites`
   * in order, and callback `fn(err, errSuite)`.
   *
   * @param {String} name
   * @param {Array} suites
   * @param {Function} fn
   * @api private
   */
  
  Runner.prototype.hooks = function(name, suites, fn){
    var self = this
      , orig = this.suite;
  
    function next(suite) {
      self.suite = suite;
  
      if (!suite) {
        self.suite = orig;
        return fn();
      }
  
      self.hook(name, function(err){
        if (err) {
          var errSuite = self.suite;
          self.suite = orig;
          return fn(err, errSuite);
        }
  
        next(suites.pop());
      });
    }
  
    next(suites.pop());
  };
  
  /**
   * Run hooks from the top level down.
   *
   * @param {String} name
   * @param {Function} fn
   * @api private
   */
  
  Runner.prototype.hookUp = function(name, fn){
    var suites = [this.suite].concat(this.parents()).reverse();
    this.hooks(name, suites, fn);
  };
  
  /**
   * Run hooks from the bottom up.
   *
   * @param {String} name
   * @param {Function} fn
   * @api private
   */
  
  Runner.prototype.hookDown = function(name, fn){
    var suites = [this.suite].concat(this.parents());
    this.hooks(name, suites, fn);
  };
  
  /**
   * Return an array of parent Suites from
   * closest to furthest.
   *
   * @return {Array}
   * @api private
   */
  
  Runner.prototype.parents = function(){
    var suite = this.suite
      , suites = [];
    while (suite = suite.parent) suites.push(suite);
    return suites;
  };
  
  /**
   * Run the current test and callback `fn(err)`.
   *
   * @param {Function} fn
   * @api private
   */
  
  Runner.prototype.runTest = function(fn){
    var test = this.test
      , self = this;
  
    if (this.asyncOnly) test.asyncOnly = true;
  
    try {
      test.on('error', function(err){
        self.fail(test, err);
      });
      test.run(fn);
    } catch (err) {
      fn(err);
    }
  };
  
  /**
   * Run tests in the given `suite` and invoke
   * the callback `fn()` when complete.
   *
   * @param {Suite} suite
   * @param {Function} fn
   * @api private
   */
  
  Runner.prototype.runTests = function(suite, fn){
    var self = this
      , tests = suite.tests.slice()
      , test;
  
  
    function hookErr(err, errSuite, after) {
      // before/after Each hook for errSuite failed:
      var orig = self.suite;
  
      // for failed 'after each' hook start from errSuite parent,
      // otherwise start from errSuite itself
      self.suite = after ? errSuite.parent : errSuite;
  
      if (self.suite) {
        // call hookUp afterEach
        self.hookUp('afterEach', function(err2, errSuite2) {
          self.suite = orig;
          // some hooks may fail even now
          if (err2) return hookErr(err2, errSuite2, true);
          // report error suite
          fn(errSuite);
        });
      } else {
        // there is no need calling other 'after each' hooks
        self.suite = orig;
        fn(errSuite);
      }
    }
  
    function next(err, errSuite) {
      // if we bail after first err
      if (self.failures && suite._bail) return fn();
  
      if (self._abort) return fn();
  
      if (err) return hookErr(err, errSuite, true);
  
      // next test
      test = tests.shift();
  
      // all done
      if (!test) return fn();
  
      // grep
      var match = self._grep.test(test.fullTitle());
      if (self._invert) match = !match;
      if (!match) return next();
  
      // pending
      if (test.pending) {
        self.emit('pending', test);
        self.emit('test end', test);
        return next();
      }
  
      // execute test and hook(s)
      self.emit('test', self.test = test);
      self.hookDown('beforeEach', function(err, errSuite){
  
        if (err) return hookErr(err, errSuite, false);
  
        self.currentRunnable = self.test;
        self.runTest(function(err){
          test = self.test;
  
          if (err) {
            self.fail(test, err);
            self.emit('test end', test);
            return self.hookUp('afterEach', next);
          }
  
          test.state = 'passed';
          self.emit('pass', test);
          self.emit('test end', test);
          self.hookUp('afterEach', next);
        });
      });
    }
  
    this.next = next;
    next();
  };
  
  /**
   * Run the given `suite` and invoke the
   * callback `fn()` when complete.
   *
   * @param {Suite} suite
   * @param {Function} fn
   * @api private
   */
  
  Runner.prototype.runSuite = function(suite, fn){
    var total = this.grepTotal(suite)
      , self = this
      , i = 0;
  
    debug('run suite %s', suite.fullTitle());
  
    if (!total) return fn();
  
    this.emit('suite', this.suite = suite);
  
    function next(errSuite) {
      if (errSuite) {
        // current suite failed on a hook from errSuite
        if (errSuite == suite) {
          // if errSuite is current suite
          // continue to the next sibling suite
          return done();
        } else {
          // errSuite is among the parents of current suite
          // stop execution of errSuite and all sub-suites
          return done(errSuite);
        }
      }
  
      if (self._abort) return done();
  
      var curr = suite.suites[i++];
      if (!curr) return done();
      self.runSuite(curr, next);
    }
  
    function done(errSuite) {
      self.suite = suite;
      self.hook('afterAll', function(){
        self.emit('suite end', suite);
        fn(errSuite);
      });
    }
  
    this.hook('beforeAll', function(err){
      if (err) return done();
      self.runTests(suite, next);
    });
  };
  
  /**
   * Handle uncaught exceptions.
   *
   * @param {Error} err
   * @api private
   */
  
  Runner.prototype.uncaught = function(err){
    debug('uncaught exception %s', err.message);
    var runnable = this.currentRunnable;
    if (!runnable || 'failed' == runnable.state) return;
    runnable.clearTimeout();
    err.uncaught = true;
    this.fail(runnable, err);
  
    // recover from test
    if ('test' == runnable.type) {
      this.emit('test end', runnable);
      this.hookUp('afterEach', this.next);
      return;
    }
  
    // bail on hooks
    this.emit('end');
  };
  
  /**
   * Run the root suite and invoke `fn(failures)`
   * on completion.
   *
   * @param {Function} fn
   * @return {Runner} for chaining
   * @api public
   */
  
  Runner.prototype.run = function(fn){
    var self = this
      , fn = fn || function(){};
  
    function uncaught(err){
      self.uncaught(err);
    }
  
    debug('start');
  
    // callback
    this.on('end', function(){
      debug('end');
      process.removeListener('uncaughtException', uncaught);
      fn(self.failures);
    });
  
    // run suites
    this.emit('start');
    this.runSuite(this.suite, function(){
      debug('finished running');
      self.emit('end');
    });
  
    // uncaught exception
    process.on('uncaughtException', uncaught);
  
    return this;
  };
  
  /**
   * Cleanly abort execution
   *
   * @return {Runner} for chaining
   * @api public
   */
  Runner.prototype.abort = function(){
    debug('aborting');
    this._abort = true;
  }
  
  /**
   * Filter leaks with the given globals flagged as `ok`.
   *
   * @param {Array} ok
   * @param {Array} globals
   * @return {Array}
   * @api private
   */
  
  function filterLeaks(ok, globals) {
    return filter(globals, function(key){
      // Firefox and Chrome exposes iframes as index inside the window object
      if (/^d+/.test(key)) return false;
  
      // in firefox
      // if runner runs in an iframe, this iframe's window.getInterface method not init at first
      // it is assigned in some seconds
      if (global.navigator && /^getInterface/.test(key)) return false;
  
      // an iframe could be approached by window[iframeIndex]
      // in ie6,7,8 and opera, iframeIndex is enumerable, this could cause leak
      if (global.navigator && /^\d+/.test(key)) return false;
  
      // Opera and IE expose global variables for HTML element IDs (issue #243)
      if (/^mocha-/.test(key)) return false;
  
      var matched = filter(ok, function(ok){
        if (~ok.indexOf('*')) return 0 == key.indexOf(ok.split('*')[0]);
        return key == ok;
      });
      return matched.length == 0 && (!global.navigator || 'onerror' !== key);
    });
  }
  
  /**
   * Array of globals dependent on the environment.
   *
   * @return {Array}
   * @api private
   */
  
   function extraGlobals() {
    if (typeof(process) === 'object' &&
        typeof(process.version) === 'string') {
  
      var nodeVersion = process.version.split('.').reduce(function(a, v) {
        return a << 8 | v;
      });
  
      // 'errno' was renamed to process._errno in v0.9.11.
  
      if (nodeVersion < 0x00090B) {
        return ['errno'];
      }
    }
  
    return [];
   }
  
  }); // module: runner.js
  
  require.register("suite.js", function(module, exports, require){
  
  /**
   * Module dependencies.
   */
  
  var EventEmitter = require('browser/events').EventEmitter
    , debug = require('browser/debug')('mocha:suite')
    , milliseconds = require('./ms')
    , utils = require('./utils')
    , Hook = require('./hook');
  
  /**
   * Expose `Suite`.
   */
  
  exports = module.exports = Suite;
  
  /**
   * Create a new `Suite` with the given `title`
   * and parent `Suite`. When a suite with the
   * same title is already present, that suite
   * is returned to provide nicer reporter
   * and more flexible meta-testing.
   *
   * @param {Suite} parent
   * @param {String} title
   * @return {Suite}
   * @api public
   */
  
  exports.create = function(parent, title){
    var suite = new Suite(title, parent.ctx);
    suite.parent = parent;
    if (parent.pending) suite.pending = true;
    title = suite.fullTitle();
    parent.addSuite(suite);
    return suite;
  };
  
  /**
   * Initialize a new `Suite` with the given
   * `title` and `ctx`.
   *
   * @param {String} title
   * @param {Context} ctx
   * @api private
   */
  
  function Suite(title, ctx) {
    this.title = title;
    this.ctx = ctx;
    this.suites = [];
    this.tests = [];
    this.pending = false;
    this._beforeEach = [];
    this._beforeAll = [];
    this._afterEach = [];
    this._afterAll = [];
    this.root = !title;
    this._timeout = 2000;
    this._slow = 75;
    this._bail = false;
  }
  
  /**
   * Inherit from `EventEmitter.prototype`.
   */
  
  function F(){};
  F.prototype = EventEmitter.prototype;
  Suite.prototype = new F;
  Suite.prototype.constructor = Suite;
  
  
  /**
   * Return a clone of this `Suite`.
   *
   * @return {Suite}
   * @api private
   */
  
  Suite.prototype.clone = function(){
    var suite = new Suite(this.title);
    debug('clone');
    suite.ctx = this.ctx;
    suite.timeout(this.timeout());
    suite.slow(this.slow());
    suite.bail(this.bail());
    return suite;
  };
  
  /**
   * Set timeout `ms` or short-hand such as "2s".
   *
   * @param {Number|String} ms
   * @return {Suite|Number} for chaining
   * @api private
   */
  
  Suite.prototype.timeout = function(ms){
    if (0 == arguments.length) return this._timeout;
    if ('string' == typeof ms) ms = milliseconds(ms);
    debug('timeout %d', ms);
    this._timeout = parseInt(ms, 10);
    return this;
  };
  
  /**
   * Set slow `ms` or short-hand such as "2s".
   *
   * @param {Number|String} ms
   * @return {Suite|Number} for chaining
   * @api private
   */
  
  Suite.prototype.slow = function(ms){
    if (0 === arguments.length) return this._slow;
    if ('string' == typeof ms) ms = milliseconds(ms);
    debug('slow %d', ms);
    this._slow = ms;
    return this;
  };
  
  /**
   * Sets whether to bail after first error.
   *
   * @parma {Boolean} bail
   * @return {Suite|Number} for chaining
   * @api private
   */
  
  Suite.prototype.bail = function(bail){
    if (0 == arguments.length) return this._bail;
    debug('bail %s', bail);
    this._bail = bail;
    return this;
  };
  
  /**
   * Run `fn(test[, done])` before running tests.
   *
   * @param {Function} fn
   * @return {Suite} for chaining
   * @api private
   */
  
  Suite.prototype.beforeAll = function(fn){
    if (this.pending) return this;
    var hook = new Hook('"before all" hook', fn);
    hook.parent = this;
    hook.timeout(this.timeout());
    hook.slow(this.slow());
    hook.ctx = this.ctx;
    this._beforeAll.push(hook);
    this.emit('beforeAll', hook);
    return this;
  };
  
  /**
   * Run `fn(test[, done])` after running tests.
   *
   * @param {Function} fn
   * @return {Suite} for chaining
   * @api private
   */
  
  Suite.prototype.afterAll = function(fn){
    if (this.pending) return this;
    var hook = new Hook('"after all" hook', fn);
    hook.parent = this;
    hook.timeout(this.timeout());
    hook.slow(this.slow());
    hook.ctx = this.ctx;
    this._afterAll.push(hook);
    this.emit('afterAll', hook);
    return this;
  };
  
  /**
   * Run `fn(test[, done])` before each test case.
   *
   * @param {Function} fn
   * @return {Suite} for chaining
   * @api private
   */
  
  Suite.prototype.beforeEach = function(fn){
    if (this.pending) return this;
    var hook = new Hook('"before each" hook', fn);
    hook.parent = this;
    hook.timeout(this.timeout());
    hook.slow(this.slow());
    hook.ctx = this.ctx;
    this._beforeEach.push(hook);
    this.emit('beforeEach', hook);
    return this;
  };
  
  /**
   * Run `fn(test[, done])` after each test case.
   *
   * @param {Function} fn
   * @return {Suite} for chaining
   * @api private
   */
  
  Suite.prototype.afterEach = function(fn){
    if (this.pending) return this;
    var hook = new Hook('"after each" hook', fn);
    hook.parent = this;
    hook.timeout(this.timeout());
    hook.slow(this.slow());
    hook.ctx = this.ctx;
    this._afterEach.push(hook);
    this.emit('afterEach', hook);
    return this;
  };
  
  /**
   * Add a test `suite`.
   *
   * @param {Suite} suite
   * @return {Suite} for chaining
   * @api private
   */
  
  Suite.prototype.addSuite = function(suite){
    suite.parent = this;
    suite.timeout(this.timeout());
    suite.slow(this.slow());
    suite.bail(this.bail());
    this.suites.push(suite);
    this.emit('suite', suite);
    return this;
  };
  
  /**
   * Add a `test` to this suite.
   *
   * @param {Test} test
   * @return {Suite} for chaining
   * @api private
   */
  
  Suite.prototype.addTest = function(test){
    test.parent = this;
    test.timeout(this.timeout());
    test.slow(this.slow());
    test.ctx = this.ctx;
    this.tests.push(test);
    this.emit('test', test);
    return this;
  };
  
  /**
   * Return the full title generated by recursively
   * concatenating the parent's full title.
   *
   * @return {String}
   * @api public
   */
  
  Suite.prototype.fullTitle = function(){
    if (this.parent) {
      var full = this.parent.fullTitle();
      if (full) return full + ' ' + this.title;
    }
    return this.title;
  };
  
  /**
   * Return the total number of tests.
   *
   * @return {Number}
   * @api public
   */
  
  Suite.prototype.total = function(){
    return utils.reduce(this.suites, function(sum, suite){
      return sum + suite.total();
    }, 0) + this.tests.length;
  };
  
  /**
   * Iterates through each suite recursively to find
   * all tests. Applies a function in the format
   * `fn(test)`.
   *
   * @param {Function} fn
   * @return {Suite}
   * @api private
   */
  
  Suite.prototype.eachTest = function(fn){
    utils.forEach(this.tests, fn);
    utils.forEach(this.suites, function(suite){
      suite.eachTest(fn);
    });
    return this;
  };
  
  }); // module: suite.js
  
  require.register("test.js", function(module, exports, require){
  
  /**
   * Module dependencies.
   */
  
  var Runnable = require('./runnable');
  
  /**
   * Expose `Test`.
   */
  
  module.exports = Test;
  
  /**
   * Initialize a new `Test` with the given `title` and callback `fn`.
   *
   * @param {String} title
   * @param {Function} fn
   * @api private
   */
  
  function Test(title, fn) {
    Runnable.call(this, title, fn);
    this.pending = !fn;
    this.type = 'test';
  }
  
  /**
   * Inherit from `Runnable.prototype`.
   */
  
  function F(){};
  F.prototype = Runnable.prototype;
  Test.prototype = new F;
  Test.prototype.constructor = Test;
  
  
  }); // module: test.js
  
  require.register("utils.js", function(module, exports, require){
  /**
   * Module dependencies.
   */
  
  var fs = require('browser/fs')
    , path = require('browser/path')
    , join = path.join
    , debug = require('browser/debug')('mocha:watch');
  
  /**
   * Ignored directories.
   */
  
  var ignore = ['node_modules', '.git'];
  
  /**
   * Escape special characters in the given string of html.
   *
   * @param  {String} html
   * @return {String}
   * @api private
   */
  
  exports.escape = function(html){
    return String(html)
      .replace(/&/g, '&amp;')
      .replace(/"/g, '&quot;')
      .replace(/</g, '&lt;')
      .replace(/>/g, '&gt;');
  };
  
  /**
   * Array#forEach (<=IE8)
   *
   * @param {Array} array
   * @param {Function} fn
   * @param {Object} scope
   * @api private
   */
  
  exports.forEach = function(arr, fn, scope){
    for (var i = 0, l = arr.length; i < l; i++)
      fn.call(scope, arr[i], i);
  };
  
  /**
   * Array#map (<=IE8)
   *
   * @param {Array} array
   * @param {Function} fn
   * @param {Object} scope
   * @api private
   */
  
  exports.map = function(arr, fn, scope){
    var result = [];
    for (var i = 0, l = arr.length; i < l; i++)
      result.push(fn.call(scope, arr[i], i));
    return result;
  };
  
  /**
   * Array#indexOf (<=IE8)
   *
   * @parma {Array} arr
   * @param {Object} obj to find index of
   * @param {Number} start
   * @api private
   */
  
  exports.indexOf = function(arr, obj, start){
    for (var i = start || 0, l = arr.length; i < l; i++) {
      if (arr[i] === obj)
        return i;
    }
    return -1;
  };
  
  /**
   * Array#reduce (<=IE8)
   *
   * @param {Array} array
   * @param {Function} fn
   * @param {Object} initial value
   * @api private
   */
  
  exports.reduce = function(arr, fn, val){
    var rval = val;
  
    for (var i = 0, l = arr.length; i < l; i++) {
      rval = fn(rval, arr[i], i, arr);
    }
  
    return rval;
  };
  
  /**
   * Array#filter (<=IE8)
   *
   * @param {Array} array
   * @param {Function} fn
   * @api private
   */
  
  exports.filter = function(arr, fn){
    var ret = [];
  
    for (var i = 0, l = arr.length; i < l; i++) {
      var val = arr[i];
      if (fn(val, i, arr)) ret.push(val);
    }
  
    return ret;
  };
  
  /**
   * Object.keys (<=IE8)
   *
   * @param {Object} obj
   * @return {Array} keys
   * @api private
   */
  
  exports.keys = Object.keys || function(obj) {
    var keys = []
      , has = Object.prototype.hasOwnProperty // for `window` on <=IE8
  
    for (var key in obj) {
      if (has.call(obj, key)) {
        keys.push(key);
      }
    }
  
    return keys;
  };
  
  /**
   * Watch the given `files` for changes
   * and invoke `fn(file)` on modification.
   *
   * @param {Array} files
   * @param {Function} fn
   * @api private
   */
  
  exports.watch = function(files, fn){
    var options = { interval: 100 };
    files.forEach(function(file){
      debug('file %s', file);
      fs.watchFile(file, options, function(curr, prev){
        if (prev.mtime < curr.mtime) fn(file);
      });
    });
  };
  
  /**
   * Ignored files.
   */
  
  function ignored(path){
    return !~ignore.indexOf(path);
  }
  
  /**
   * Lookup files in the given `dir`.
   *
   * @return {Array}
   * @api private
   */
  
  exports.files = function(dir, ret){
    ret = ret || [];
  
    fs.readdirSync(dir)
    .filter(ignored)
    .forEach(function(path){
      path = join(dir, path);
      if (fs.statSync(path).isDirectory()) {
        exports.files(path, ret);
      } else if (path.match(/\.(js|coffee|litcoffee|coffee.md)$/)) {
        ret.push(path);
      }
    });
  
    return ret;
  };
  
  /**
   * Compute a slug from the given `str`.
   *
   * @param {String} str
   * @return {String}
   * @api private
   */
  
  exports.slug = function(str){
    return str
      .toLowerCase()
      .replace(/ +/g, '-')
      .replace(/[^-\w]/g, '');
  };
  
  /**
   * Strip the function definition from `str`,
   * and re-indent for pre whitespace.
   */
  
  exports.clean = function(str) {
    str = str
      .replace(/\r\n?|[\n\u2028\u2029]/g, "\n").replace(/^\uFEFF/, '')
      .replace(/^function *\(.*\) *{/, '')
      .replace(/\s+\}$/, '');
  
    var spaces = str.match(/^\n?( *)/)[1].length
      , tabs = str.match(/^\n?(\t*)/)[1].length
      , re = new RegExp('^\n?' + (tabs ? '\t' : ' ') + '{' + (tabs ? tabs : spaces) + '}', 'gm');
  
    str = str.replace(re, '');
  
    return exports.trim(str);
  };
  
  /**
   * Escape regular expression characters in `str`.
   *
   * @param {String} str
   * @return {String}
   * @api private
   */
  
  exports.escapeRegexp = function(str){
    return str.replace(/[-\\^$*+?.()|[\]{}]/g, "\\$&");
  };
  
  /**
   * Trim the given `str`.
   *
   * @param {String} str
   * @return {String}
   * @api private
   */
  
  exports.trim = function(str){
    return str.replace(/^\s+|\s+$/g, '');
  };
  
  /**
   * Parse the given `qs`.
   *
   * @param {String} qs
   * @return {Object}
   * @api private
   */
  
  exports.parseQuery = function(qs){
    return exports.reduce(qs.replace('?', '').split('&'), function(obj, pair){
      var i = pair.indexOf('=')
        , key = pair.slice(0, i)
        , val = pair.slice(++i);
  
      obj[key] = decodeURIComponent(val);
      return obj;
    }, {});
  };
  
  /**
   * Highlight the given string of `js`.
   *
   * @param {String} js
   * @return {String}
   * @api private
   */
  
  function highlight(js) {
    return js
      .replace(/</g, '&lt;')
      .replace(/>/g, '&gt;')
      .replace(/\/\/(.*)/gm, '<span class="comment">//$1</span>')
      .replace(/('.*?')/gm, '<span class="string">$1</span>')
      .replace(/(\d+\.\d+)/gm, '<span class="number">$1</span>')
      .replace(/(\d+)/gm, '<span class="number">$1</span>')
      .replace(/\bnew *(\w+)/gm, '<span class="keyword">new</span> <span class="init">$1</span>')
      .replace(/\b(function|new|throw|return|var|if|else)\b/gm, '<span class="keyword">$1</span>')
  }
  
  /**
   * Highlight the contents of tag `name`.
   *
   * @param {String} name
   * @api private
   */
  
  exports.highlightTags = function(name) {
    var code = document.getElementsByTagName(name);
    for (var i = 0, len = code.length; i < len; ++i) {
      code[i].innerHTML = highlight(code[i].innerHTML);
    }
  };
  
  }); // module: utils.js
  // The global object is "self" in Web Workers.
  global = (function() { return this; })();
  
  /**
   * Save timer references to avoid Sinon interfering (see GH-237).
   */
  
  var Date = global.Date;
  var setTimeout = global.setTimeout;
  var setInterval = global.setInterval;
  var clearTimeout = global.clearTimeout;
  var clearInterval = global.clearInterval;
  
  /**
   * Node shims.
   *
   * These are meant only to allow
   * mocha.js to run untouched, not
   * to allow running node code in
   * the browser.
   */
  
  var process = {};
  process.exit = function(status){};
  process.stdout = {};
  
  var uncaughtExceptionHandlers = [];
  
  /**
   * Remove uncaughtException listener.
   */
  
  process.removeListener = function(e, fn){
    if ('uncaughtException' == e) {
      global.onerror = function() {};
      var i = Mocha.utils.indexOf(uncaughtExceptionHandlers, fn);
      if (i != -1) { uncaughtExceptionHandlers.splice(i, 1); }
    }
  };
  
  /**
   * Implements uncaughtException listener.
   */
  
  process.on = function(e, fn){
    if ('uncaughtException' == e) {
      global.onerror = function(err, url, line){
        fn(new Error(err + ' (' + url + ':' + line + ')'));
        return true;
      };
      uncaughtExceptionHandlers.push(fn);
    }
  };
  
  /**
   * Expose mocha.
   */
  
  var Mocha = global.Mocha = require('mocha'),
      mocha = global.mocha = new Mocha({ reporter: 'html' });
  
  // The BDD UI is registered by default, but no UI will be functional in the
  // browser without an explicit call to the overridden `mocha.ui` (see below).
  // Ensure that this default UI does not expose its methods to the global scope.
  mocha.suite.removeAllListeners('pre-require');
  
  var immediateQueue = []
    , immediateTimeout;
  
  function timeslice() {
    var immediateStart = new Date().getTime();
    while (immediateQueue.length && (new Date().getTime() - immediateStart) < 100) {
      immediateQueue.shift()();
    }
    if (immediateQueue.length) {
      immediateTimeout = setTimeout(timeslice, 0);
    } else {
      immediateTimeout = null;
    }
  }
  
  /**
   * High-performance override of Runner.immediately.
   */
  
  Mocha.Runner.immediately = function(callback) {
    immediateQueue.push(callback);
    if (!immediateTimeout) {
      immediateTimeout = setTimeout(timeslice, 0);
    }
  };
  
  /**
   * Function to allow assertion libraries to throw errors directly into mocha.
   * This is useful when running tests in a browser because window.onerror will
   * only receive the 'message' attribute of the Error.
   */
  mocha.throwError = function(err) {
    Mocha.utils.forEach(uncaughtExceptionHandlers, function (fn) {
      fn(err);
    });
    throw err;
  };
  
  /**
   * Override ui to ensure that the ui functions are initialized.
   * Normally this would happen in Mocha.prototype.loadFiles.
   */
  
  mocha.ui = function(ui){
    Mocha.prototype.ui.call(this, ui);
    this.suite.emit('pre-require', global, null, this);
    return this;
  };
  
  /**
   * Setup mocha with the given setting options.
   */
  
  mocha.setup = function(opts){
    if ('string' == typeof opts) opts = { ui: opts };
    for (var opt in opts) this[opt](opts[opt]);
    return this;
  };
  
  /**
   * Run mocha, returning the Runner.
   */
  
  mocha.run = function(fn){
    var options = mocha.options;
    mocha.globals('location');
  
    var query = Mocha.utils.parseQuery(global.location.search || '');
    if (query.grep) mocha.grep(query.grep);
    if (query.invert) mocha.invert();
  
    return Mocha.prototype.run.call(mocha, function(){
      // The DOM Document is not available in Web Workers.
      if (global.document) {
        Mocha.utils.highlightTags('code');
      }
      if (fn) fn();
    });
  };
  
  /**
   * Expose the process shim.
   */
  
  Mocha.process = process;
  })();
  