Tone.js/test/deps/mocha.js

(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(name, fn){
					suites[0].beforeAll(name, fn);
				};

				/**
     * Execute after running tests.
     */

				context.after = function(name, fn){
					suites[0].afterAll(name, fn);
				};

				/**
     * Execute before each test case.
     */

				context.beforeEach = function(name, fn){
					suites[0].beforeEach(name, fn);
				};

				/**
     * Execute after each test case.
     */

				context.afterEach = function(name, fn){
					suites[0].afterEach(name, 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(name, fn){
					suites[0].beforeAll(name, fn);
				};

				/**
     * Execute after running tests.
     */

				context.after = function(name, fn){
					suites[0].afterAll(name, fn);
				};

				/**
     * Execute before each test case.
     */

				context.beforeEach = function(name, fn){
					suites[0].beforeEach(name, fn);
				};

				/**
     * Execute after each test case.
     */

				context.afterEach = function(name, fn){
					suites[0].afterEach(name, 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(name, fn){
					suites[0].beforeEach(name, fn);
				};

				/**
     * Execute after each test case.
     */

				context.teardown = function(name, fn){
					suites[0].afterEach(name, fn);
				};

				/**
     * Execute before the suite.
     */

				context.suiteSetup = function(name, fn){
					suites[0].beforeAll(name, fn);
				};

				/**
     * Execute after the suite.
     */

				context.suiteTeardown = function(name, fn){
					suites[0].afterAll(name, 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;
			options.files = this.files;
			var runner = new exports.Runner(suite);
			var reporter = new this._reporter(runner, options);
			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 + "/templates/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) {
			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 = 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);
			}

			// 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;

			// explicit async with `done` argument
			if (this.async) {
				this.resetTimeout();

				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 or promise-returning
			try {
				if (this.pending) {
					done();
				} else {
					callFn(this.fn);
				}
			} catch (err) {
				done(err);
			}

			function callFn(fn) {
				var result = fn.call(ctx);
				if (result && typeof result.then === "function") {
					self.resetTimeout();
					result.then(function(){
						done(); 
					}, done);
				} else {
					done();
				}
			}
		};

	}); // 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, parentContext) {
			this.title = title;
			var context = function () {};
			context.prototype = parentContext;
			this.ctx = new context();
			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(title, fn){
			if (this.pending) {
				return this;
			}
			if ("function" === typeof title) {
				fn = title;
				title = fn.name;
			}
			title = "\"before all\" hook" + (title ? ": " + title : "");

			var hook = new Hook(title, 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(title, fn){
			if (this.pending) {
				return this; 
			}
			if ("function" === typeof title) {
				fn = title;
				title = fn.name;
			}
			title = "\"after all\" hook" + (title ? ": " + title : "");

			var hook = new Hook(title, 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(title, fn){
			if (this.pending) {
				return this;
			}
			if ("function" === typeof title) {
				fn = title;
				title = fn.name;
			}
			title = "\"before each\" hook" + (title ? ": " + title : "");

			var hook = new Hook(title, 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(title, fn){
			if (this.pending) {
				return this;
			}
			if ("function" === typeof title) {
				fn = title;
				title = fn.name;
			}
			title = "\"after each\" hook" + (title ? ": " + title : "");

			var hook = new Hook(title, 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;
})();