UNPKG

chai/chai.js

Version:
110 kBJavaScriptView Raw
1;(function(){
2
3/**
* Require the given path.
*
* @param {String} path
* @return {Object} exports
* @api public
*/
10
11function require(path, parent, orig) {
var resolved = require.resolve(path);
13
// lookup failed
if (null == resolved) {
  orig = orig || path;
  parent = parent || 'root';
  var err = new Error('Failed to require "' + orig + '" from "' + parent + '"');
  err.path = orig;
  err.parent = parent;
  err.require = true;
  throw err;
}
24
var module = require.modules[resolved];
26
// perform real require()
// by invoking the module's
// registered function
if (!module.exports) {
  module.exports = {};
  module.client = module.component = true;
  module.call(this, module.exports, require.relative(resolved), module);
}
35
return module.exports;
37}
38
39/**
* Registered modules.
*/
42
43require.modules = {};
44
45/**
* Registered aliases.
*/
48
49require.aliases = {};
50
51/**
* Resolve `path`.
*
* Lookup:
*
*   - PATH/index.js
*   - PATH.js
*   - PATH
*
* @param {String} path
* @return {String} path or null
* @api private
*/
64
65require.resolve = function(path) {
if (path.charAt(0) === '/') path = path.slice(1);
67
var paths = [
  path,
  path + '.js',
  path + '.json',
  path + '/index.js',
  path + '/index.json'
];
75
for (var i = 0; i < paths.length; i++) {
  var path = paths[i];
  if (require.modules.hasOwnProperty(path)) return path;
  if (require.aliases.hasOwnProperty(path)) return require.aliases[path];
}
81};
82
83/**
* Normalize `path` relative to the current path.
*
* @param {String} curr
* @param {String} path
* @return {String}
* @api private
*/
91
92require.normalize = function(curr, path) {
var segs = [];
94
if ('.' != path.charAt(0)) return path;
96
curr = curr.split('/');
path = path.split('/');
99
for (var i = 0; i < path.length; ++i) {
  if ('..' == path[i]) {
    curr.pop();
  } else if ('.' != path[i] && '' != path[i]) {
    segs.push(path[i]);
  }
}
107
return curr.concat(segs).join('/');
109};
110
111/**
* Register module at `path` with callback `definition`.
*
* @param {String} path
* @param {Function} definition
* @api private
*/
118
119require.register = function(path, definition) {
require.modules[path] = definition;
121};
122
123/**
* Alias a module definition.
*
* @param {String} from
* @param {String} to
* @api private
*/
130
131require.alias = function(from, to) {
if (!require.modules.hasOwnProperty(from)) {
  throw new Error('Failed to alias "' + from + '", it does not exist');
}
require.aliases[to] = from;
136};
137
138/**
* Return a require function relative to the `parent` path.
*
* @param {String} parent
* @return {Function}
* @api private
*/
145
146require.relative = function(parent) {
var p = require.normalize(parent, '..');
148
/**
 * lastIndexOf helper.
 */
152
function lastIndexOf(arr, obj) {
  var i = arr.length;
  while (i--) {
    if (arr[i] === obj) return i;
  }
  return -1;
}
160
/**
 * The relative require() itself.
 */
164
function localRequire(path) {
  var resolved = localRequire.resolve(path);
  return require(resolved, parent, path);
}
169
/**
 * Resolve relative to the parent.
 */
173
localRequire.resolve = function(path) {
  var c = path.charAt(0);
  if ('/' == c) return path.slice(1);
  if ('.' == c) return require.normalize(p, path);
178
  // resolve deps by returning
  // the dep in the nearest "deps"
  // directory
  var segs = parent.split('/');
  var i = lastIndexOf(segs, 'deps') + 1;
  if (!i) i = 0;
  path = segs.slice(0, i + 1).join('/') + '/deps/' + path;
  return path;
};
188
/**
 * Check if module is defined at `path`.
 */
192
localRequire.exists = function(path) {
  return require.modules.hasOwnProperty(localRequire.resolve(path));
};
196
return localRequire;
198};
199require.register("chaijs-assertion-error/index.js", function(exports, require, module){
200/*!
* assertion-error
* Copyright(c) 2013 Jake Luer <jake@qualiancy.com>
* MIT Licensed
*/
205
206/*!
* Return a function that will copy properties from
* one object to another excluding any originally
* listed. Returned function will create a new `{}`.
*
* @param {String} excluded properties ...
* @return {Function}
*/
214
215function exclude () {
var excludes = [].slice.call(arguments);
217
function excludeProps (res, obj) {
  Object.keys(obj).forEach(function (key) {
    if (!~excludes.indexOf(key)) res[key] = obj[key];
  });
}
223
return function extendExclude () {
  var args = [].slice.call(arguments)
    , i = 0
    , res = {};
228
  for (; i < args.length; i++) {
    excludeProps(res, args[i]);
  }
232
  return res;
};
235};
236
237/*!
* Primary Exports
*/
240
241module.exports = AssertionError;
242
243/**
* ### AssertionError
*
* An extension of the JavaScript `Error` constructor for
* assertion and validation scenarios.
*
* @param {String} message
* @param {Object} properties to include (optional)
* @param {callee} start stack function (optional)
*/
253
254function AssertionError (message, _props, ssf) {
var extend = exclude('name', 'message', 'stack', 'constructor', 'toJSON')
  , props = extend(_props || {});
257
// default values
this.message = message || 'Unspecified AssertionError';
this.showDiff = false;
261
// copy from properties
for (var key in props) {
  this[key] = props[key];
}
266
// capture stack trace
ssf = ssf || arguments.callee;
if (ssf && Error.captureStackTrace) {
  Error.captureStackTrace(this, ssf);
}
272}
273
274/*!
* Inherit from Error.prototype
*/
277
278AssertionError.prototype = Object.create(Error.prototype);
279
280/*!
* Statically set name
*/
283
284AssertionError.prototype.name = 'AssertionError';
285
286/*!
* Ensure correct constructor
*/
289
290AssertionError.prototype.constructor = AssertionError;
291
292/**
* Allow errors to be converted to JSON for static transfer.
*
* @param {Boolean} include stack (default: `true`)
* @return {Object} object that can be `JSON.stringify`
*/
298
299AssertionError.prototype.toJSON = function (stack) {
var extend = exclude('constructor', 'toJSON', 'stack')
  , props = extend({ name: this.name }, this);
302
// include stack if exists and not turned off
if (false !== stack && this.stack) {
  props.stack = this.stack;
}
307
return props;
309};
310
311});
312require.register("chai/index.js", function(exports, require, module){
313module.exports = require('./lib/chai');
314
315});
316require.register("chai/lib/chai.js", function(exports, require, module){
317/*!
* chai
* Copyright(c) 2011-2013 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
322
323var used = []
, exports = module.exports = {};
325
326/*!
* Chai version
*/
329
330exports.version = '1.7.2';
331
332/*!
* Assertion Error
*/
335
336exports.AssertionError = require('assertion-error');
337
338/*!
* Utils for plugins (not exported)
*/
341
342var util = require('./chai/utils');
343
344/**
* # .use(function)
*
* Provides a way to extend the internals of Chai
*
* @param {Function}
* @returns {this} for chaining
* @api public
*/
353
354exports.use = function (fn) {
if (!~used.indexOf(fn)) {
  fn(this, util);
  used.push(fn);
}
359
return this;
361};
362
363/*!
* Primary `Assertion` prototype
*/
366
367var assertion = require('./chai/assertion');
368exports.use(assertion);
369
370/*!
* Core Assertions
*/
373
374var core = require('./chai/core/assertions');
375exports.use(core);
376
377/*!
* Expect interface
*/
380
381var expect = require('./chai/interface/expect');
382exports.use(expect);
383
384/*!
* Should interface
*/
387
388var should = require('./chai/interface/should');
389exports.use(should);
390
391/*!
* Assert interface
*/
394
395var assert = require('./chai/interface/assert');
396exports.use(assert);
397
398});
399require.register("chai/lib/chai/assertion.js", function(exports, require, module){
400/*!
* chai
* http://chaijs.com
* Copyright(c) 2011-2013 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
406
407module.exports = function (_chai, util) {
/*!
 * Module dependencies.
 */
411
var AssertionError = _chai.AssertionError
  , flag = util.flag;
414
/*!
 * Module export.
 */
418
_chai.Assertion = Assertion;
420
/*!
 * Assertion Constructor
 *
 * Creates object for chaining.
 *
 * @api private
 */
428
function Assertion (obj, msg, stack) {
  flag(this, 'ssfi', stack || arguments.callee);
  flag(this, 'object', obj);
  flag(this, 'message', msg);
}
434
/*!
  * ### Assertion.includeStack
  *
  * User configurable property, influences whether stack trace
  * is included in Assertion error message. Default of false
  * suppresses stack trace in the error message
  *
  *     Assertion.includeStack = true;  // enable stack on error
  *
  * @api public
  */
446
Assertion.includeStack = false;
448
/*!
 * ### Assertion.showDiff
 *
 * User configurable property, influences whether or not
 * the `showDiff` flag should be included in the thrown
 * AssertionErrors. `false` will always be `false`; `true`
 * will be true when the assertion has requested a diff
 * be shown.
 *
 * @api public
 */
460
Assertion.showDiff = true;
462
Assertion.addProperty = function (name, fn) {
  util.addProperty(this.prototype, name, fn);
};
466
Assertion.addMethod = function (name, fn) {
  util.addMethod(this.prototype, name, fn);
};
470
Assertion.addChainableMethod = function (name, fn, chainingBehavior) {
  util.addChainableMethod(this.prototype, name, fn, chainingBehavior);
};
474
Assertion.overwriteProperty = function (name, fn) {
  util.overwriteProperty(this.prototype, name, fn);
};
478
Assertion.overwriteMethod = function (name, fn) {
  util.overwriteMethod(this.prototype, name, fn);
};
482
/*!
 * ### .assert(expression, message, negateMessage, expected, actual)
 *
 * Executes an expression and check expectations. Throws AssertionError for reporting if test doesn't pass.
 *
 * @name assert
 * @param {Philosophical} expression to be tested
 * @param {String} message to display if fails
 * @param {String} negatedMessage to display if negated expression fails
 * @param {Mixed} expected value (remember to check for negation)
 * @param {Mixed} actual (optional) will default to `this.obj`
 * @api private
 */
496
Assertion.prototype.assert = function (expr, msg, negateMsg, expected, _actual, showDiff) {
  var ok = util.test(this, arguments);
  if (true !== showDiff) showDiff = false;
  if (true !== Assertion.showDiff) showDiff = false;
501
  if (!ok) {
    var msg = util.getMessage(this, arguments)
      , actual = util.getActual(this, arguments);
    throw new AssertionError(msg, {
        actual: actual
      , expected: expected
      , showDiff: showDiff
    }, (Assertion.includeStack) ? this.assert : flag(this, 'ssfi'));
  }
};
512
/*!
 * ### ._obj
 *
 * Quick reference to stored `actual` value for plugin developers.
 *
 * @api private
 */
520
Object.defineProperty(Assertion.prototype, '_obj',
  { get: function () {
      return flag(this, 'object');
    }
  , set: function (val) {
      flag(this, 'object', val);
    }
});
529};
530
531});
532require.register("chai/lib/chai/core/assertions.js", function(exports, require, module){
533/*!
* chai
* http://chaijs.com
* Copyright(c) 2011-2013 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
539
540module.exports = function (chai, _) {
var Assertion = chai.Assertion
  , toString = Object.prototype.toString
  , flag = _.flag;
544
/**
 * ### Language Chains
 *
 * The following are provide as chainable getters to
 * improve the readability of your assertions. They
 * do not provide an testing capability unless they
 * have been overwritten by a plugin.
 *
 * **Chains**
 *
 * - to
 * - be
 * - been
 * - is
 * - that
 * - and
 * - have
 * - with
 * - at
 * - of
 * - same
 *
 * @name language chains
 * @api public
 */
570
[ 'to', 'be', 'been'
, 'is', 'and', 'have'
, 'with', 'that', 'at'
, 'of', 'same' ].forEach(function (chain) {
  Assertion.addProperty(chain, function () {
    return this;
  });
});
579
/**
 * ### .not
 *
 * Negates any of assertions following in the chain.
 *
 *     expect(foo).to.not.equal('bar');
 *     expect(goodFn).to.not.throw(Error);
 *     expect({ foo: 'baz' }).to.have.property('foo')
 *       .and.not.equal('bar');
 *
 * @name not
 * @api public
 */
593
Assertion.addProperty('not', function () {
  flag(this, 'negate', true);
});
597
/**
 * ### .deep
 *
 * Sets the `deep` flag, later used by the `equal` and
 * `property` assertions.
 *
 *     expect(foo).to.deep.equal({ bar: 'baz' });
 *     expect({ foo: { bar: { baz: 'quux' } } })
 *       .to.have.deep.property('foo.bar.baz', 'quux');
 *
 * @name deep
 * @api public
 */
611
Assertion.addProperty('deep', function () {
  flag(this, 'deep', true);
});
615
/**
 * ### .a(type)
 *
 * The `a` and `an` assertions are aliases that can be
 * used either as language chains or to assert a value's
 * type.
 *
 *     // typeof
 *     expect('test').to.be.a('string');
 *     expect({ foo: 'bar' }).to.be.an('object');
 *     expect(null).to.be.a('null');
 *     expect(undefined).to.be.an('undefined');
 *
 *     // language chain
 *     expect(foo).to.be.an.instanceof(Foo);
 *
 * @name a
 * @alias an
 * @param {String} type
 * @param {String} message _optional_
 * @api public
 */
638
function an (type, msg) {
  if (msg) flag(this, 'message', msg);
  type = type.toLowerCase();
  var obj = flag(this, 'object')
    , article = ~[ 'a', 'e', 'i', 'o', 'u' ].indexOf(type.charAt(0)) ? 'an ' : 'a ';
644
  this.assert(
      type === _.type(obj)
    , 'expected #{this} to be ' + article + type
    , 'expected #{this} not to be ' + article + type
  );
}
651
Assertion.addChainableMethod('an', an);
Assertion.addChainableMethod('a', an);
654
/**
 * ### .include(value)
 *
 * The `include` and `contain` assertions can be used as either property
 * based language chains or as methods to assert the inclusion of an object
 * in an array or a substring in a string. When used as language chains,
 * they toggle the `contain` flag for the `keys` assertion.
 *
 *     expect([1,2,3]).to.include(2);
 *     expect('foobar').to.contain('foo');
 *     expect({ foo: 'bar', hello: 'universe' }).to.include.keys('foo');
 *
 * @name include
 * @alias contain
 * @param {Object|String|Number} obj
 * @param {String} message _optional_
 * @api public
 */
673
function includeChainingBehavior () {
  flag(this, 'contains', true);
}
677
function include (val, msg) {
  if (msg) flag(this, 'message', msg);
  var obj = flag(this, 'object')
  this.assert(
      ~obj.indexOf(val)
    , 'expected #{this} to include ' + _.inspect(val)
    , 'expected #{this} to not include ' + _.inspect(val));
}
686
Assertion.addChainableMethod('include', include, includeChainingBehavior);
Assertion.addChainableMethod('contain', include, includeChainingBehavior);
689
/**
 * ### .ok
 *
 * Asserts that the target is truthy.
 *
 *     expect('everthing').to.be.ok;
 *     expect(1).to.be.ok;
 *     expect(false).to.not.be.ok;
 *     expect(undefined).to.not.be.ok;
 *     expect(null).to.not.be.ok;
 *
 * @name ok
 * @api public
 */
704
Assertion.addProperty('ok', function () {
  this.assert(
      flag(this, 'object')
    , 'expected #{this} to be truthy'
    , 'expected #{this} to be falsy');
});
711
/**
 * ### .true
 *
 * Asserts that the target is `true`.
 *
 *     expect(true).to.be.true;
 *     expect(1).to.not.be.true;
 *
 * @name true
 * @api public
 */
723
Assertion.addProperty('true', function () {
  this.assert(
      true === flag(this, 'object')
    , 'expected #{this} to be true'
    , 'expected #{this} to be false'
    , this.negate ? false : true
  );
});
732
/**
 * ### .false
 *
 * Asserts that the target is `false`.
 *
 *     expect(false).to.be.false;
 *     expect(0).to.not.be.false;
 *
 * @name false
 * @api public
 */
744
Assertion.addProperty('false', function () {
  this.assert(
      false === flag(this, 'object')
    , 'expected #{this} to be false'
    , 'expected #{this} to be true'
    , this.negate ? true : false
  );
});
753
/**
 * ### .null
 *
 * Asserts that the target is `null`.
 *
 *     expect(null).to.be.null;
 *     expect(undefined).not.to.be.null;
 *
 * @name null
 * @api public
 */
765
Assertion.addProperty('null', function () {
  this.assert(
      null === flag(this, 'object')
    , 'expected #{this} to be null'
    , 'expected #{this} not to be null'
  );
});
773
/**
 * ### .undefined
 *
 * Asserts that the target is `undefined`.
 *
 *      expect(undefined).to.be.undefined;
 *      expect(null).to.not.be.undefined;
 *
 * @name undefined
 * @api public
 */
785
Assertion.addProperty('undefined', function () {
  this.assert(
      undefined === flag(this, 'object')
    , 'expected #{this} to be undefined'
    , 'expected #{this} not to be undefined'
  );
});
793
/**
 * ### .exist
 *
 * Asserts that the target is neither `null` nor `undefined`.
 *
 *     var foo = 'hi'
 *       , bar = null
 *       , baz;
 *
 *     expect(foo).to.exist;
 *     expect(bar).to.not.exist;
 *     expect(baz).to.not.exist;
 *
 * @name exist
 * @api public
 */
810
Assertion.addProperty('exist', function () {
  this.assert(
      null != flag(this, 'object')
    , 'expected #{this} to exist'
    , 'expected #{this} to not exist'
  );
});
818
819
/**
 * ### .empty
 *
 * Asserts that the target's length is `0`. For arrays, it checks
 * the `length` property. For objects, it gets the count of
 * enumerable keys.
 *
 *     expect([]).to.be.empty;
 *     expect('').to.be.empty;
 *     expect({}).to.be.empty;
 *
 * @name empty
 * @api public
 */
834
Assertion.addProperty('empty', function () {
  var obj = flag(this, 'object')
    , expected = obj;
838
  if (Array.isArray(obj) || 'string' === typeof object) {
    expected = obj.length;
  } else if (typeof obj === 'object') {
    expected = Object.keys(obj).length;
  }
844
  this.assert(
      !expected
    , 'expected #{this} to be empty'
    , 'expected #{this} not to be empty'
  );
});
851
/**
 * ### .arguments
 *
 * Asserts that the target is an arguments object.
 *
 *     function test () {
 *       expect(arguments).to.be.arguments;
 *     }
 *
 * @name arguments
 * @alias Arguments
 * @api public
 */
865
function checkArguments () {
  var obj = flag(this, 'object')
    , type = Object.prototype.toString.call(obj);
  this.assert(
      '[object Arguments]' === type
    , 'expected #{this} to be arguments but got ' + type
    , 'expected #{this} to not be arguments'
  );
}
875
Assertion.addProperty('arguments', checkArguments);
Assertion.addProperty('Arguments', checkArguments);
878
/**
 * ### .equal(value)
 *
 * Asserts that the target is strictly equal (`===`) to `value`.
 * Alternately, if the `deep` flag is set, asserts that
 * the target is deeply equal to `value`.
 *
 *     expect('hello').to.equal('hello');
 *     expect(42).to.equal(42);
 *     expect(1).to.not.equal(true);
 *     expect({ foo: 'bar' }).to.not.equal({ foo: 'bar' });
 *     expect({ foo: 'bar' }).to.deep.equal({ foo: 'bar' });
 *
 * @name equal
 * @alias equals
 * @alias eq
 * @alias deep.equal
 * @param {Mixed} value
 * @param {String} message _optional_
 * @api public
 */
900
function assertEqual (val, msg) {
  if (msg) flag(this, 'message', msg);
  var obj = flag(this, 'object');
  if (flag(this, 'deep')) {
    return this.eql(val);
  } else {
    this.assert(
        val === obj
      , 'expected #{this} to equal #{exp}'
      , 'expected #{this} to not equal #{exp}'
      , val
      , this._obj
      , true
    );
  }
}
917
Assertion.addMethod('equal', assertEqual);
Assertion.addMethod('equals', assertEqual);
Assertion.addMethod('eq', assertEqual);
921
/**
 * ### .eql(value)
 *
 * Asserts that the target is deeply equal to `value`.
 *
 *     expect({ foo: 'bar' }).to.eql({ foo: 'bar' });
 *     expect([ 1, 2, 3 ]).to.eql([ 1, 2, 3 ]);
 *
 * @name eql
 * @alias eqls
 * @param {Mixed} value
 * @param {String} message _optional_
 * @api public
 */
936
function assertEql(obj, msg) {
  if (msg) flag(this, 'message', msg);
  this.assert(
      _.eql(obj, flag(this, 'object'))
    , 'expected #{this} to deeply equal #{exp}'
    , 'expected #{this} to not deeply equal #{exp}'
    , obj
    , this._obj
    , true
  );
}
948
Assertion.addMethod('eql', assertEql);
Assertion.addMethod('eqls', assertEql);
951
/**
 * ### .above(value)
 *
 * Asserts that the target is greater than `value`.
 *
 *     expect(10).to.be.above(5);
 *
 * Can also be used in conjunction with `length` to
 * assert a minimum length. The benefit being a
 * more informative error message than if the length
 * was supplied directly.
 *
 *     expect('foo').to.have.length.above(2);
 *     expect([ 1, 2, 3 ]).to.have.length.above(2);
 *
 * @name above
 * @alias gt
 * @alias greaterThan
 * @param {Number} value
 * @param {String} message _optional_
 * @api public
 */
974
function assertAbove (n, msg) {
  if (msg) flag(this, 'message', msg);
  var obj = flag(this, 'object');
  if (flag(this, 'doLength')) {
    new Assertion(obj, msg).to.have.property('length');
    var len = obj.length;
    this.assert(
        len > n
      , 'expected #{this} to have a length above #{exp} but got #{act}'
      , 'expected #{this} to not have a length above #{exp}'
      , n
      , len
    );
  } else {
    this.assert(
        obj > n
      , 'expected #{this} to be above ' + n
      , 'expected #{this} to be at most ' + n
    );
  }
}
996
Assertion.addMethod('above', assertAbove);
Assertion.addMethod('gt', assertAbove);
Assertion.addMethod('greaterThan', assertAbove);
1000
/**
 * ### .least(value)
 *
 * Asserts that the target is greater than or equal to `value`.
 *
 *     expect(10).to.be.at.least(10);
 *
 * Can also be used in conjunction with `length` to
 * assert a minimum length. The benefit being a
 * more informative error message than if the length
 * was supplied directly.
 *
 *     expect('foo').to.have.length.of.at.least(2);
 *     expect([ 1, 2, 3 ]).to.have.length.of.at.least(3);
 *
 * @name least
 * @alias gte
 * @param {Number} value
 * @param {String} message _optional_
 * @api public
 */
1022
function assertLeast (n, msg) {
  if (msg) flag(this, 'message', msg);
  var obj = flag(this, 'object');
  if (flag(this, 'doLength')) {
    new Assertion(obj, msg).to.have.property('length');
    var len = obj.length;
    this.assert(
        len >= n
      , 'expected #{this} to have a length at least #{exp} but got #{act}'
      , 'expected #{this} to have a length below #{exp}'
      , n
      , len
    );
  } else {
    this.assert(
        obj >= n
      , 'expected #{this} to be at least ' + n
      , 'expected #{this} to be below ' + n
    );
  }
}
1044
Assertion.addMethod('least', assertLeast);
Assertion.addMethod('gte', assertLeast);
1047
/**
 * ### .below(value)
 *
 * Asserts that the target is less than `value`.
 *
 *     expect(5).to.be.below(10);
 *
 * Can also be used in conjunction with `length` to
 * assert a maximum length. The benefit being a
 * more informative error message than if the length
 * was supplied directly.
 *
 *     expect('foo').to.have.length.below(4);
 *     expect([ 1, 2, 3 ]).to.have.length.below(4);
 *
 * @name below
 * @alias lt
 * @alias lessThan
 * @param {Number} value
 * @param {String} message _optional_
 * @api public
 */
1070
function assertBelow (n, msg) {
  if (msg) flag(this, 'message', msg);
  var obj = flag(this, 'object');
  if (flag(this, 'doLength')) {
    new Assertion(obj, msg).to.have.property('length');
    var len = obj.length;
    this.assert(
        len < n
      , 'expected #{this} to have a length below #{exp} but got #{act}'
      , 'expected #{this} to not have a length below #{exp}'
      , n
      , len
    );
  } else {
    this.assert(
        obj < n
      , 'expected #{this} to be below ' + n
      , 'expected #{this} to be at least ' + n
    );
  }
}
1092
Assertion.addMethod('below', assertBelow);
Assertion.addMethod('lt', assertBelow);
Assertion.addMethod('lessThan', assertBelow);
1096
/**
 * ### .most(value)
 *
 * Asserts that the target is less than or equal to `value`.
 *
 *     expect(5).to.be.at.most(5);
 *
 * Can also be used in conjunction with `length` to
 * assert a maximum length. The benefit being a
 * more informative error message than if the length
 * was supplied directly.
 *
 *     expect('foo').to.have.length.of.at.most(4);
 *     expect([ 1, 2, 3 ]).to.have.length.of.at.most(3);
 *
 * @name most
 * @alias lte
 * @param {Number} value
 * @param {String} message _optional_
 * @api public
 */
1118
function assertMost (n, msg) {
  if (msg) flag(this, 'message', msg);
  var obj = flag(this, 'object');
  if (flag(this, 'doLength')) {
    new Assertion(obj, msg).to.have.property('length');
    var len = obj.length;
    this.assert(
        len <= n
      , 'expected #{this} to have a length at most #{exp} but got #{act}'
      , 'expected #{this} to have a length above #{exp}'
      , n
      , len
    );
  } else {
    this.assert(
        obj <= n
      , 'expected #{this} to be at most ' + n
      , 'expected #{this} to be above ' + n
    );
  }
}
1140
Assertion.addMethod('most', assertMost);
Assertion.addMethod('lte', assertMost);
1143
/**
 * ### .within(start, finish)
 *
 * Asserts that the target is within a range.
 *
 *     expect(7).to.be.within(5,10);
 *
 * Can also be used in conjunction with `length` to
 * assert a length range. The benefit being a
 * more informative error message than if the length
 * was supplied directly.
 *
 *     expect('foo').to.have.length.within(2,4);
 *     expect([ 1, 2, 3 ]).to.have.length.within(2,4);
 *
 * @name within
 * @param {Number} start lowerbound inclusive
 * @param {Number} finish upperbound inclusive
 * @param {String} message _optional_
 * @api public
 */
1165
Assertion.addMethod('within', function (start, finish, msg) {
  if (msg) flag(this, 'message', msg);
  var obj = flag(this, 'object')
    , range = start + '..' + finish;
  if (flag(this, 'doLength')) {
    new Assertion(obj, msg).to.have.property('length');
    var len = obj.length;
    this.assert(
        len >= start && len <= finish
      , 'expected #{this} to have a length within ' + range
      , 'expected #{this} to not have a length within ' + range
    );
  } else {
    this.assert(
        obj >= start && obj <= finish
      , 'expected #{this} to be within ' + range
      , 'expected #{this} to not be within ' + range
    );
  }
});
1186
/**
 * ### .instanceof(constructor)
 *
 * Asserts that the target is an instance of `constructor`.
 *
 *     var Tea = function (name) { this.name = name; }
 *       , Chai = new Tea('chai');
 *
 *     expect(Chai).to.be.an.instanceof(Tea);
 *     expect([ 1, 2, 3 ]).to.be.instanceof(Array);
 *
 * @name instanceof
 * @param {Constructor} constructor
 * @param {String} message _optional_
 * @alias instanceOf
 * @api public
 */
1204
function assertInstanceOf (constructor, msg) {
  if (msg) flag(this, 'message', msg);
  var name = _.getName(constructor);
  this.assert(
      flag(this, 'object') instanceof constructor
    , 'expected #{this} to be an instance of ' + name
    , 'expected #{this} to not be an instance of ' + name
  );
};
1214
Assertion.addMethod('instanceof', assertInstanceOf);
Assertion.addMethod('instanceOf', assertInstanceOf);
1217
/**
 * ### .property(name, [value])
 *
 * Asserts that the target has a property `name`, optionally asserting that
 * the value of that property is strictly equal to  `value`.
 * If the `deep` flag is set, you can use dot- and bracket-notation for deep
 * references into objects and arrays.
 *
 *     // simple referencing
 *     var obj = { foo: 'bar' };
 *     expect(obj).to.have.property('foo');
 *     expect(obj).to.have.property('foo', 'bar');
 *
 *     // deep referencing
 *     var deepObj = {
 *         green: { tea: 'matcha' }
 *       , teas: [ 'chai', 'matcha', { tea: 'konacha' } ]
 *     };
1236
 *     expect(deepObj).to.have.deep.property('green.tea', 'matcha');
 *     expect(deepObj).to.have.deep.property('teas[1]', 'matcha');
 *     expect(deepObj).to.have.deep.property('teas[2].tea', 'konacha');
 *
 * You can also use an array as the starting point of a `deep.property`
 * assertion, or traverse nested arrays.
 *
 *     var arr = [
 *         [ 'chai', 'matcha', 'konacha' ]
 *       , [ { tea: 'chai' }
 *         , { tea: 'matcha' }
 *         , { tea: 'konacha' } ]
 *     ];
 *
 *     expect(arr).to.have.deep.property('[0][1]', 'matcha');
 *     expect(arr).to.have.deep.property('[1][2].tea', 'konacha');
 *
 * Furthermore, `property` changes the subject of the assertion
 * to be the value of that property from the original object. This
 * permits for further chainable assertions on that property.
 *
 *     expect(obj).to.have.property('foo')
 *       .that.is.a('string');
 *     expect(deepObj).to.have.property('green')
 *       .that.is.an('object')
 *       .that.deep.equals({ tea: 'matcha' });
 *     expect(deepObj).to.have.property('teas')
 *       .that.is.an('array')
 *       .with.deep.property('[2]')
 *         .that.deep.equals({ tea: 'konacha' });
 *
 * @name property
 * @alias deep.property
 * @param {String} name
 * @param {Mixed} value (optional)
 * @param {String} message _optional_
 * @returns value of property for chaining
 * @api public
 */
1276
Assertion.addMethod('property', function (name, val, msg) {
  if (msg) flag(this, 'message', msg);
1279
  var descriptor = flag(this, 'deep') ? 'deep property ' : 'property '
    , negate = flag(this, 'negate')
    , obj = flag(this, 'object')
    , value = flag(this, 'deep')
      ? _.getPathValue(name, obj)
      : obj[name];
1286
  if (negate && undefined !== val) {
    if (undefined === value) {
      msg = (msg != null) ? msg + ': ' : '';
      throw new Error(msg + _.inspect(obj) + ' has no ' + descriptor + _.inspect(name));
    }
  } else {
    this.assert(
        undefined !== value
      , 'expected #{this} to have a ' + descriptor + _.inspect(name)
      , 'expected #{this} to not have ' + descriptor + _.inspect(name));
  }
1298
  if (undefined !== val) {
    this.assert(
        val === value
      , 'expected #{this} to have a ' + descriptor + _.inspect(name) + ' of #{exp}, but got #{act}'
      , 'expected #{this} to not have a ' + descriptor + _.inspect(name) + ' of #{act}'
      , val
      , value
    );
  }
1308
  flag(this, 'object', value);
});
1311
1312
/**
 * ### .ownProperty(name)
 *
 * Asserts that the target has an own property `name`.
 *
 *     expect('test').to.have.ownProperty('length');
 *
 * @name ownProperty
 * @alias haveOwnProperty
 * @param {String} name
 * @param {String} message _optional_
 * @api public
 */
1326
function assertOwnProperty (name, msg) {
  if (msg) flag(this, 'message', msg);
  var obj = flag(this, 'object');
  this.assert(
      obj.hasOwnProperty(name)
    , 'expected #{this} to have own property ' + _.inspect(name)
    , 'expected #{this} to not have own property ' + _.inspect(name)
  );
}
1336
Assertion.addMethod('ownProperty', assertOwnProperty);
Assertion.addMethod('haveOwnProperty', assertOwnProperty);
1339
/**
 * ### .length(value)
 *
 * Asserts that the target's `length` property has
 * the expected value.
 *
 *     expect([ 1, 2, 3]).to.have.length(3);
 *     expect('foobar').to.have.length(6);
 *
 * Can also be used as a chain precursor to a value
 * comparison for the length property.
 *
 *     expect('foo').to.have.length.above(2);
 *     expect([ 1, 2, 3 ]).to.have.length.above(2);
 *     expect('foo').to.have.length.below(4);
 *     expect([ 1, 2, 3 ]).to.have.length.below(4);
 *     expect('foo').to.have.length.within(2,4);
 *     expect([ 1, 2, 3 ]).to.have.length.within(2,4);
 *
 * @name length
 * @alias lengthOf
 * @param {Number} length
 * @param {String} message _optional_
 * @api public
 */
1365
function assertLengthChain () {
  flag(this, 'doLength', true);
}
1369
function assertLength (n, msg) {
  if (msg) flag(this, 'message', msg);
  var obj = flag(this, 'object');
  new Assertion(obj, msg).to.have.property('length');
  var len = obj.length;
1375
  this.assert(
      len == n
    , 'expected #{this} to have a length of #{exp} but got #{act}'
    , 'expected #{this} to not have a length of #{act}'
    , n
    , len
  );
}
1384
Assertion.addChainableMethod('length', assertLength, assertLengthChain);
Assertion.addMethod('lengthOf', assertLength, assertLengthChain);
1387
/**
 * ### .match(regexp)
 *
 * Asserts that the target matches a regular expression.
 *
 *     expect('foobar').to.match(/^foo/);
 *
 * @name match
 * @param {RegExp} RegularExpression
 * @param {String} message _optional_
 * @api public
 */
1400
Assertion.addMethod('match', function (re, msg) {
  if (msg) flag(this, 'message', msg);
  var obj = flag(this, 'object');
  this.assert(
      re.exec(obj)
    , 'expected #{this} to match ' + re
    , 'expected #{this} not to match ' + re
  );
});
1410
/**
 * ### .string(string)
 *
 * Asserts that the string target contains another string.
 *
 *     expect('foobar').to.have.string('bar');
 *
 * @name string
 * @param {String} string
 * @param {String} message _optional_
 * @api public
 */
1423
Assertion.addMethod('string', function (str, msg) {
  if (msg) flag(this, 'message', msg);
  var obj = flag(this, 'object');
  new Assertion(obj, msg).is.a('string');
1428
  this.assert(
      ~obj.indexOf(str)
    , 'expected #{this} to contain ' + _.inspect(str)
    , 'expected #{this} to not contain ' + _.inspect(str)
  );
});
1435
1436
/**
 * ### .keys(key1, [key2], [...])
 *
 * Asserts that the target has exactly the given keys, or
 * asserts the inclusion of some keys when using the
 * `include` or `contain` modifiers.
 *
 *     expect({ foo: 1, bar: 2 }).to.have.keys(['foo', 'bar']);
 *     expect({ foo: 1, bar: 2, baz: 3 }).to.contain.keys('foo', 'bar');
 *
 * @name keys
 * @alias key
 * @param {String...|Array} keys
 * @api public
 */
1452
function assertKeys (keys) {
  var obj = flag(this, 'object')
    , str
    , ok = true;
1457
  keys = keys instanceof Array
    ? keys
    : Array.prototype.slice.call(arguments);
1461
  if (!keys.length) throw new Error('keys required');
1463
  var actual = Object.keys(obj)
    , len = keys.length;
1466
  // Inclusion
  ok = keys.every(function(key){
    return ~actual.indexOf(key);
  });
1471
  // Strict
  if (!flag(this, 'negate') && !flag(this, 'contains')) {
    ok = ok && keys.length == actual.length;
  }
1476
  // Key string
  if (len > 1) {
    keys = keys.map(function(key){
      return _.inspect(key);
    });
    var last = keys.pop();
    str = keys.join(', ') + ', and ' + last;
  } else {
    str = _.inspect(keys[0]);
  }
1487
  // Form
  str = (len > 1 ? 'keys ' : 'key ') + str;
1490
  // Have / include
  str = (flag(this, 'contains') ? 'contain ' : 'have ') + str;
1493
  // Assertion
  this.assert(
      ok
    , 'expected #{this} to ' + str
    , 'expected #{this} to not ' + str
  );
}
1501
Assertion.addMethod('keys', assertKeys);
Assertion.addMethod('key', assertKeys);
1504
/**
 * ### .throw(constructor)
 *
 * Asserts that the function target will throw a specific error, or specific type of error
 * (as determined using `instanceof`), optionally with a RegExp or string inclusion test
 * for the error's message.
 *
 *     var err = new ReferenceError('This is a bad function.');
 *     var fn = function () { throw err; }
 *     expect(fn).to.throw(ReferenceError);
 *     expect(fn).to.throw(Error);
 *     expect(fn).to.throw(/bad function/);
 *     expect(fn).to.not.throw('good function');
 *     expect(fn).to.throw(ReferenceError, /bad function/);
 *     expect(fn).to.throw(err);
 *     expect(fn).to.not.throw(new RangeError('Out of range.'));
 *
 * Please note that when a throw expectation is negated, it will check each
 * parameter independently, starting with error constructor type. The appropriate way
 * to check for the existence of a type of error but for a message that does not match
 * is to use `and`.
 *
 *     expect(fn).to.throw(ReferenceError)
 *        .and.not.throw(/good function/);
 *
 * @name throw
 * @alias throws
 * @alias Throw
 * @param {ErrorConstructor} constructor
 * @param {String|RegExp} expected error message
 * @param {String} message _optional_
 * @see https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Error#Error_types
 * @api public
 */
1539
function assertThrows (constructor, errMsg, msg) {
  if (msg) flag(this, 'message', msg);
  var obj = flag(this, 'object');
  new Assertion(obj, msg).is.a('function');
1544
  var thrown = false
    , desiredError = null
    , name = null
    , thrownError = null;
1549
  if (arguments.length === 0) {
    errMsg = null;
    constructor = null;
  } else if (constructor && (constructor instanceof RegExp || 'string' === typeof constructor)) {
    errMsg = constructor;
    constructor = null;
  } else if (constructor && constructor instanceof Error) {
    desiredError = constructor;
    constructor = null;
    errMsg = null;
  } else if (typeof constructor === 'function') {
    name = (new constructor()).name;
  } else {
    constructor = null;
  }
1565
  try {
    obj();
  } catch (err) {
    // first, check desired error
    if (desiredError) {
      this.assert(
          err === desiredError
        , 'expected #{this} to throw #{exp} but #{act} was thrown'
        , 'expected #{this} to not throw #{exp}'
        , desiredError
        , err
      );
1578
      return this;
    }
    // next, check constructor
    if (constructor) {
      this.assert(
          err instanceof constructor
        , 'expected #{this} to throw #{exp} but #{act} was thrown'
        , 'expected #{this} to not throw #{exp} but #{act} was thrown'
        , name
        , err
      );
1590
      if (!errMsg) return this;
    }
    // next, check message
    var message = 'object' === _.type(err) && "message" in err
      ? err.message
      : '' + err;
1597
    if ((message != null) && errMsg && errMsg instanceof RegExp) {
      this.assert(
          errMsg.exec(message)
        , 'expected #{this} to throw error matching #{exp} but got #{act}'
        , 'expected #{this} to throw error not matching #{exp}'
        , errMsg
        , message
      );
1606
      return this;
    } else if ((message != null) && errMsg && 'string' === typeof errMsg) {
      this.assert(
          ~message.indexOf(errMsg)
        , 'expected #{this} to throw error including #{exp} but got #{act}'
        , 'expected #{this} to throw error not including #{act}'
        , errMsg
        , message
      );
1616
      return this;
    } else {
      thrown = true;
      thrownError = err;
    }
  }
1623
  var actuallyGot = ''
    , expectedThrown = name !== null
      ? name
      : desiredError
        ? '#{exp}' //_.inspect(desiredError)
        : 'an error';
1630
  if (thrown) {
    actuallyGot = ' but #{act} was thrown'
  }
1634
  this.assert(
      thrown === true
    , 'expected #{this} to throw ' + expectedThrown + actuallyGot
    , 'expected #{this} to not throw ' + expectedThrown + actuallyGot
    , desiredError
    , thrownError
  );
};
1643
Assertion.addMethod('throw', assertThrows);
Assertion.addMethod('throws', assertThrows);
Assertion.addMethod('Throw', assertThrows);
1647
/**
 * ### .respondTo(method)
 *
 * Asserts that the object or class target will respond to a method.
 *
 *     Klass.prototype.bar = function(){};
 *     expect(Klass).to.respondTo('bar');
 *     expect(obj).to.respondTo('bar');
 *
 * To check if a constructor will respond to a static function,
 * set the `itself` flag.
 *
 *    Klass.baz = function(){};
 *    expect(Klass).itself.to.respondTo('baz');
 *
 * @name respondTo
 * @param {String} method
 * @param {String} message _optional_
 * @api public
 */
1668
Assertion.addMethod('respondTo', function (method, msg) {
  if (msg) flag(this, 'message', msg);
  var obj = flag(this, 'object')
    , itself = flag(this, 'itself')
    , context = ('function' === _.type(obj) && !itself)
      ? obj.prototype[method]
      : obj[method];
1676
  this.assert(
      'function' === typeof context
    , 'expected #{this} to respond to ' + _.inspect(method)
    , 'expected #{this} to not respond to ' + _.inspect(method)
  );
});
1683
/**
 * ### .itself
 *
 * Sets the `itself` flag, later used by the `respondTo` assertion.
 *
 *    function Foo() {}
 *    Foo.bar = function() {}
 *    Foo.prototype.baz = function() {}
 *
 *    expect(Foo).itself.to.respondTo('bar');
 *    expect(Foo).itself.not.to.respondTo('baz');
 *
 * @name itself
 * @api public
 */
1699
Assertion.addProperty('itself', function () {
  flag(this, 'itself', true);
});
1703
/**
 * ### .satisfy(method)
 *
 * Asserts that the target passes a given truth test.
 *
 *     expect(1).to.satisfy(function(num) { return num > 0; });
 *
 * @name satisfy
 * @param {Function} matcher
 * @param {String} message _optional_
 * @api public
 */
1716
Assertion.addMethod('satisfy', function (matcher, msg) {
  if (msg) flag(this, 'message', msg);
  var obj = flag(this, 'object');
  this.assert(
      matcher(obj)
    , 'expected #{this} to satisfy ' + _.objDisplay(matcher)
    , 'expected #{this} to not satisfy' + _.objDisplay(matcher)
    , this.negate ? false : true
    , matcher(obj)
  );
});
1728
/**
 * ### .closeTo(expected, delta)
 *
 * Asserts that the target is equal `expected`, to within a +/- `delta` range.
 *
 *     expect(1.5).to.be.closeTo(1, 0.5);
 *
 * @name closeTo
 * @param {Number} expected
 * @param {Number} delta
 * @param {String} message _optional_
 * @api public
 */
1742
Assertion.addMethod('closeTo', function (expected, delta, msg) {
  if (msg) flag(this, 'message', msg);
  var obj = flag(this, 'object');
  this.assert(
      Math.abs(obj - expected) <= delta
    , 'expected #{this} to be close to ' + expected + ' +/- ' + delta
    , 'expected #{this} not to be close to ' + expected + ' +/- ' + delta
  );
});
1752
function isSubsetOf(subset, superset) {
  return subset.every(function(elem) {
    return superset.indexOf(elem) !== -1;
  })
}
1758
/**
 * ### .members(set)
 *
 * Asserts that the target is a superset of `set`,
 * or that the target and `set` have the same members.
 *
 *     expect([1, 2, 3]).to.include.members([3, 2]);
 *     expect([1, 2, 3]).to.not.include.members([3, 2, 8]);
 *
 *     expect([4, 2]).to.have.members([2, 4]);
 *     expect([5, 2]).to.not.have.members([5, 2, 1]);
 *
 * @name members
 * @param {Array} set
 * @param {String} message _optional_
 * @api public
 */
1776
Assertion.addMethod('members', function (subset, msg) {
  if (msg) flag(this, 'message', msg);
  var obj = flag(this, 'object');
1780
  new Assertion(obj).to.be.an('array');
  new Assertion(subset).to.be.an('array');
1783
  if (flag(this, 'contains')) {
    return this.assert(
        isSubsetOf(subset, obj)
      , 'expected #{this} to be a superset of #{act}'
      , 'expected #{this} to not be a superset of #{act}'
      , obj
      , subset
    );
  }
1793
  this.assert(
      isSubsetOf(obj, subset) && isSubsetOf(subset, obj)
      , 'expected #{this} to have the same members as #{act}'
      , 'expected #{this} to not have the same members as #{act}'
      , obj
      , subset
  );
});
1802};
1803
1804});
1805require.register("chai/lib/chai/interface/assert.js", function(exports, require, module){
1806/*!
* chai
* Copyright(c) 2011-2013 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
1811
1812
1813module.exports = function (chai, util) {
1814
/*!
 * Chai dependencies.
 */
1818
var Assertion = chai.Assertion
  , flag = util.flag;
1821
/*!
 * Module export.
 */
1825
/**
 * ### assert(expression, message)
 *
 * Write your own test expressions.
 *
 *     assert('foo' !== 'bar', 'foo is not bar');
 *     assert(Array.isArray([]), 'empty arrays are arrays');
 *
 * @param {Mixed} expression to test for truthiness
 * @param {String} message to display on error
 * @name assert
 * @api public
 */
1839
var assert = chai.assert = function (express, errmsg) {
  var test = new Assertion(null);
  test.assert(
      express
    , errmsg
    , '[ negation message unavailable ]'
  );
};
1848
/**
 * ### .fail(actual, expected, [message], [operator])
 *
 * Throw a failure. Node.js `assert` module-compatible.
 *
 * @name fail
 * @param {Mixed} actual
 * @param {Mixed} expected
 * @param {String} message
 * @param {String} operator
 * @api public
 */
1861
assert.fail = function (actual, expected, message, operator) {
  throw new chai.AssertionError({
      actual: actual
    , expected: expected
    , message: message
    , operator: operator
    , stackStartFunction: assert.fail
  });
};
1871
/**
 * ### .ok(object, [message])
 *
 * Asserts that `object` is truthy.
 *
 *     assert.ok('everything', 'everything is ok');
 *     assert.ok(false, 'this will fail');
 *
 * @name ok
 * @param {Mixed} object to test
 * @param {String} message
 * @api public
 */
1885
assert.ok = function (val, msg) {
  new Assertion(val, msg).is.ok;
};
1889
/**
 * ### .notOk(object, [message])
 *
 * Asserts that `object` is falsy.
 *
 *     assert.notOk('everything', 'this will fail');
 *     assert.notOk(false, 'this will pass');
 *
 * @name notOk
 * @param {Mixed} object to test
 * @param {String} message
 * @api public
 */
1903
assert.notOk = function (val, msg) {
  new Assertion(val, msg).is.not.ok;
};
1907
/**
 * ### .equal(actual, expected, [message])
 *
 * Asserts non-strict equality (`==`) of `actual` and `expected`.
 *
 *     assert.equal(3, '3', '== coerces values to strings');
 *
 * @name equal
 * @param {Mixed} actual
 * @param {Mixed} expected
 * @param {String} message
 * @api public
 */
1921
assert.equal = function (act, exp, msg) {
  var test = new Assertion(act, msg);
1924
  test.assert(
      exp == flag(test, 'object')
    , 'expected #{this} to equal #{exp}'
    , 'expected #{this} to not equal #{act}'
    , exp
    , act
  );
};
1933
/**
 * ### .notEqual(actual, expected, [message])
 *
 * Asserts non-strict inequality (`!=`) of `actual` and `expected`.
 *
 *     assert.notEqual(3, 4, 'these numbers are not equal');
 *
 * @name notEqual
 * @param {Mixed} actual
 * @param {Mixed} expected
 * @param {String} message
 * @api public
 */
1947
assert.notEqual = function (act, exp, msg) {
  var test = new Assertion(act, msg);
1950
  test.assert(
      exp != flag(test, 'object')
    , 'expected #{this} to not equal #{exp}'
    , 'expected #{this} to equal #{act}'
    , exp
    , act
  );
};
1959
/**
 * ### .strictEqual(actual, expected, [message])
 *
 * Asserts strict equality (`===`) of `actual` and `expected`.
 *
 *     assert.strictEqual(true, true, 'these booleans are strictly equal');
 *
 * @name strictEqual
 * @param {Mixed} actual
 * @param {Mixed} expected
 * @param {String} message
 * @api public
 */
1973
assert.strictEqual = function (act, exp, msg) {
  new Assertion(act, msg).to.equal(exp);
};
1977
/**
 * ### .notStrictEqual(actual, expected, [message])
 *
 * Asserts strict inequality (`!==`) of `actual` and `expected`.
 *
 *     assert.notStrictEqual(3, '3', 'no coercion for strict equality');
 *
 * @name notStrictEqual
 * @param {Mixed} actual
 * @param {Mixed} expected
 * @param {String} message
 * @api public
 */
1991
assert.notStrictEqual = function (act, exp, msg) {
  new Assertion(act, msg).to.not.equal(exp);
};
1995
/**
 * ### .deepEqual(actual, expected, [message])
 *
 * Asserts that `actual` is deeply equal to `expected`.
 *
 *     assert.deepEqual({ tea: 'green' }, { tea: 'green' });
 *
 * @name deepEqual
 * @param {Mixed} actual
 * @param {Mixed} expected
 * @param {String} message
 * @api public
 */
2009
assert.deepEqual = function (act, exp, msg) {
  new Assertion(act, msg).to.eql(exp);
};
2013
/**
 * ### .notDeepEqual(actual, expected, [message])
 *
 * Assert that `actual` is not deeply equal to `expected`.
 *
 *     assert.notDeepEqual({ tea: 'green' }, { tea: 'jasmine' });
 *
 * @name notDeepEqual
 * @param {Mixed} actual
 * @param {Mixed} expected
 * @param {String} message
 * @api public
 */
2027
assert.notDeepEqual = function (act, exp, msg) {
  new Assertion(act, msg).to.not.eql(exp);
};
2031
/**
 * ### .isTrue(value, [message])
 *
 * Asserts that `value` is true.
 *
 *     var teaServed = true;
 *     assert.isTrue(teaServed, 'the tea has been served');
 *
 * @name isTrue
 * @param {Mixed} value
 * @param {String} message
 * @api public
 */
2045
assert.isTrue = function (val, msg) {
  new Assertion(val, msg).is['true'];
};
2049
/**
 * ### .isFalse(value, [message])
 *
 * Asserts that `value` is false.
 *
 *     var teaServed = false;
 *     assert.isFalse(teaServed, 'no tea yet? hmm...');
 *
 * @name isFalse
 * @param {Mixed} value
 * @param {String} message
 * @api public
 */
2063
assert.isFalse = function (val, msg) {
  new Assertion(val, msg).is['false'];
};
2067
/**
 * ### .isNull(value, [message])
 *
 * Asserts that `value` is null.
 *
 *     assert.isNull(err, 'there was no error');
 *
 * @name isNull
 * @param {Mixed} value
 * @param {String} message
 * @api public
 */
2080
assert.isNull = function (val, msg) {
  new Assertion(val, msg).to.equal(null);
};
2084
/**
 * ### .isNotNull(value, [message])
 *
 * Asserts that `value` is not null.
 *
 *     var tea = 'tasty chai';
 *     assert.isNotNull(tea, 'great, time for tea!');
 *
 * @name isNotNull
 * @param {Mixed} value
 * @param {String} message
 * @api public
 */
2098
assert.isNotNull = function (val, msg) {
  new Assertion(val, msg).to.not.equal(null);
};
2102
/**
 * ### .isUndefined(value, [message])
 *
 * Asserts that `value` is `undefined`.
 *
 *     var tea;
 *     assert.isUndefined(tea, 'no tea defined');
 *
 * @name isUndefined
 * @param {Mixed} value
 * @param {String} message
 * @api public
 */
2116
assert.isUndefined = function (val, msg) {
  new Assertion(val, msg).to.equal(undefined);
};
2120
/**
 * ### .isDefined(value, [message])
 *
 * Asserts that `value` is not `undefined`.
 *
 *     var tea = 'cup of chai';
 *     assert.isDefined(tea, 'tea has been defined');
 *
 * @name isDefined
 * @param {Mixed} value
 * @param {String} message
 * @api public
 */
2134
assert.isDefined = function (val, msg) {
  new Assertion(val, msg).to.not.equal(undefined);
};
2138
/**
 * ### .isFunction(value, [message])
 *
 * Asserts that `value` is a function.
 *
 *     function serveTea() { return 'cup of tea'; };
 *     assert.isFunction(serveTea, 'great, we can have tea now');
 *
 * @name isFunction
 * @param {Mixed} value
 * @param {String} message
 * @api public
 */
2152
assert.isFunction = function (val, msg) {
  new Assertion(val, msg).to.be.a('function');
};
2156
/**
 * ### .isNotFunction(value, [message])
 *
 * Asserts that `value` is _not_ a function.
 *
 *     var serveTea = [ 'heat', 'pour', 'sip' ];
 *     assert.isNotFunction(serveTea, 'great, we have listed the steps');
 *
 * @name isNotFunction
 * @param {Mixed} value
 * @param {String} message
 * @api public
 */
2170
assert.isNotFunction = function (val, msg) {
  new Assertion(val, msg).to.not.be.a('function');
};
2174
/**
 * ### .isObject(value, [message])
 *
 * Asserts that `value` is an object (as revealed by
 * `Object.prototype.toString`).
 *
 *     var selection = { name: 'Chai', serve: 'with spices' };
 *     assert.isObject(selection, 'tea selection is an object');
 *
 * @name isObject
 * @param {Mixed} value
 * @param {String} message
 * @api public
 */
2189
assert.isObject = function (val, msg) {
  new Assertion(val, msg).to.be.a('object');
};
2193
/**
 * ### .isNotObject(value, [message])
 *
 * Asserts that `value` is _not_ an object.
 *
 *     var selection = 'chai'
 *     assert.isObject(selection, 'tea selection is not an object');
 *     assert.isObject(null, 'null is not an object');
 *
 * @name isNotObject
 * @param {Mixed} value
 * @param {String} message
 * @api public
 */
2208
assert.isNotObject = function (val, msg) {
  new Assertion(val, msg).to.not.be.a('object');
};
2212
/**
 * ### .isArray(value, [message])
 *
 * Asserts that `value` is an array.
 *
 *     var menu = [ 'green', 'chai', 'oolong' ];
 *     assert.isArray(menu, 'what kind of tea do we want?');
 *
 * @name isArray
 * @param {Mixed} value
 * @param {String} message
 * @api public
 */
2226
assert.isArray = function (val, msg) {
  new Assertion(val, msg).to.be.an('array');
};
2230
/**
 * ### .isNotArray(value, [message])
 *
 * Asserts that `value` is _not_ an array.
 *
 *     var menu = 'green|chai|oolong';
 *     assert.isNotArray(menu, 'what kind of tea do we want?');
 *
 * @name isNotArray
 * @param {Mixed} value
 * @param {String} message
 * @api public
 */
2244
assert.isNotArray = function (val, msg) {
  new Assertion(val, msg).to.not.be.an('array');
};
2248
/**
 * ### .isString(value, [message])
 *
 * Asserts that `value` is a string.
 *
 *     var teaOrder = 'chai';
 *     assert.isString(teaOrder, 'order placed');
 *
 * @name isString
 * @param {Mixed} value
 * @param {String} message
 * @api public
 */
2262
assert.isString = function (val, msg) {
  new Assertion(val, msg).to.be.a('string');
};
2266
/**
 * ### .isNotString(value, [message])
 *
 * Asserts that `value` is _not_ a string.
 *
 *     var teaOrder = 4;
 *     assert.isNotString(teaOrder, 'order placed');
 *
 * @name isNotString
 * @param {Mixed} value
 * @param {String} message
 * @api public
 */
2280
assert.isNotString = function (val, msg) {
  new Assertion(val, msg).to.not.be.a('string');
};
2284
/**
 * ### .isNumber(value, [message])
 *
 * Asserts that `value` is a number.
 *
 *     var cups = 2;
 *     assert.isNumber(cups, 'how many cups');
 *
 * @name isNumber
 * @param {Number} value
 * @param {String} message
 * @api public
 */
2298
assert.isNumber = function (val, msg) {
  new Assertion(val, msg).to.be.a('number');
};
2302
/**
 * ### .isNotNumber(value, [message])
 *
 * Asserts that `value` is _not_ a number.
 *
 *     var cups = '2 cups please';
 *     assert.isNotNumber(cups, 'how many cups');
 *
 * @name isNotNumber
 * @param {Mixed} value
 * @param {String} message
 * @api public
 */
2316
assert.isNotNumber = function (val, msg) {
  new Assertion(val, msg).to.not.be.a('number');
};
2320
/**
 * ### .isBoolean(value, [message])
 *
 * Asserts that `value` is a boolean.
 *
 *     var teaReady = true
 *       , teaServed = false;
 *
 *     assert.isBoolean(teaReady, 'is the tea ready');
 *     assert.isBoolean(teaServed, 'has tea been served');
 *
 * @name isBoolean
 * @param {Mixed} value
 * @param {String} message
 * @api public
 */
2337
assert.isBoolean = function (val, msg) {
  new Assertion(val, msg).to.be.a('boolean');
};
2341
/**
 * ### .isNotBoolean(value, [message])
 *
 * Asserts that `value` is _not_ a boolean.
 *
 *     var teaReady = 'yep'
 *       , teaServed = 'nope';
 *
 *     assert.isNotBoolean(teaReady, 'is the tea ready');
 *     assert.isNotBoolean(teaServed, 'has tea been served');
 *
 * @name isNotBoolean
 * @param {Mixed} value
 * @param {String} message
 * @api public
 */
2358
assert.isNotBoolean = function (val, msg) {
  new Assertion(val, msg).to.not.be.a('boolean');
};
2362
/**
 * ### .typeOf(value, name, [message])
 *
 * Asserts that `value`'s type is `name`, as determined by
 * `Object.prototype.toString`.
 *
 *     assert.typeOf({ tea: 'chai' }, 'object', 'we have an object');
 *     assert.typeOf(['chai', 'jasmine'], 'array', 'we have an array');
 *     assert.typeOf('tea', 'string', 'we have a string');
 *     assert.typeOf(/tea/, 'regexp', 'we have a regular expression');
 *     assert.typeOf(null, 'null', 'we have a null');
 *     assert.typeOf(undefined, 'undefined', 'we have an undefined');
 *
 * @name typeOf
 * @param {Mixed} value
 * @param {String} name
 * @param {String} message
 * @api public
 */
2382
assert.typeOf = function (val, type, msg) {
  new Assertion(val, msg).to.be.a(type);
};
2386
/**
 * ### .notTypeOf(value, name, [message])
 *
 * Asserts that `value`'s type is _not_ `name`, as determined by
 * `Object.prototype.toString`.
 *
 *     assert.notTypeOf('tea', 'number', 'strings are not numbers');
 *
 * @name notTypeOf
 * @param {Mixed} value
 * @param {String} typeof name
 * @param {String} message
 * @api public
 */
2401
assert.notTypeOf = function (val, type, msg) {
  new Assertion(val, msg).to.not.be.a(type);
};
2405
/**
 * ### .instanceOf(object, constructor, [message])
 *
 * Asserts that `value` is an instance of `constructor`.
 *
 *     var Tea = function (name) { this.name = name; }
 *       , chai = new Tea('chai');
 *
 *     assert.instanceOf(chai, Tea, 'chai is an instance of tea');
 *
 * @name instanceOf
 * @param {Object} object
 * @param {Constructor} constructor
 * @param {String} message
 * @api public
 */
2422
assert.instanceOf = function (val, type, msg) {
  new Assertion(val, msg).to.be.instanceOf(type);
};
2426
/**
 * ### .notInstanceOf(object, constructor, [message])
 *
 * Asserts `value` is not an instance of `constructor`.
 *
 *     var Tea = function (name) { this.name = name; }
 *       , chai = new String('chai');
 *
 *     assert.notInstanceOf(chai, Tea, 'chai is not an instance of tea');
 *
 * @name notInstanceOf
 * @param {Object} object
 * @param {Constructor} constructor
 * @param {String} message
 * @api public
 */
2443
assert.notInstanceOf = function (val, type, msg) {
  new Assertion(val, msg).to.not.be.instanceOf(type);
};
2447
/**
 * ### .include(haystack, needle, [message])
 *
 * Asserts that `haystack` includes `needle`. Works
 * for strings and arrays.
 *
 *     assert.include('foobar', 'bar', 'foobar contains string "bar"');
 *     assert.include([ 1, 2, 3 ], 3, 'array contains value');
 *
 * @name include
 * @param {Array|String} haystack
 * @param {Mixed} needle
 * @param {String} message
 * @api public
 */
2463
assert.include = function (exp, inc, msg) {
  var obj = new Assertion(exp, msg);
2466
  if (Array.isArray(exp)) {
    obj.to.include(inc);
  } else if ('string' === typeof exp) {
    obj.to.contain.string(inc);
  } else {
    throw new chai.AssertionError(
        'expected an array or string'
      , null
      , assert.include
    );
  }
};
2479
/**
 * ### .notInclude(haystack, needle, [message])
 *
 * Asserts that `haystack` does not include `needle`. Works
 * for strings and arrays.
 *i
 *     assert.notInclude('foobar', 'baz', 'string not include substring');
 *     assert.notInclude([ 1, 2, 3 ], 4, 'array not include contain value');
 *
 * @name notInclude
 * @param {Array|String} haystack
 * @param {Mixed} needle
 * @param {String} message
 * @api public
 */
2495
assert.notInclude = function (exp, inc, msg) {
  var obj = new Assertion(exp, msg);
2498
  if (Array.isArray(exp)) {
    obj.to.not.include(inc);
  } else if ('string' === typeof exp) {
    obj.to.not.contain.string(inc);
  } else {
    throw new chai.AssertionError(
        'expected an array or string'
      , null
      , assert.notInclude
    );
  }
};
2511
/**
 * ### .match(value, regexp, [message])
 *
 * Asserts that `value` matches the regular expression `regexp`.
 *
 *     assert.match('foobar', /^foo/, 'regexp matches');
 *
 * @name match
 * @param {Mixed} value
 * @param {RegExp} regexp
 * @param {String} message
 * @api public
 */
2525
assert.match = function (exp, re, msg) {
  new Assertion(exp, msg).to.match(re);
};
2529
/**
 * ### .notMatch(value, regexp, [message])
 *
 * Asserts that `value` does not match the regular expression `regexp`.
 *
 *     assert.notMatch('foobar', /^foo/, 'regexp does not match');
 *
 * @name notMatch
 * @param {Mixed} value
 * @param {RegExp} regexp
 * @param {String} message
 * @api public
 */
2543
assert.notMatch = function (exp, re, msg) {
  new Assertion(exp, msg).to.not.match(re);
};
2547
/**
 * ### .property(object, property, [message])
 *
 * Asserts that `object` has a property named by `property`.
 *
 *     assert.property({ tea: { green: 'matcha' }}, 'tea');
 *
 * @name property
 * @param {Object} object
 * @param {String} property
 * @param {String} message
 * @api public
 */
2561
assert.property = function (obj, prop, msg) {
  new Assertion(obj, msg).to.have.property(prop);
};
2565
/**
 * ### .notProperty(object, property, [message])
 *
 * Asserts that `object` does _not_ have a property named by `property`.
 *
 *     assert.notProperty({ tea: { green: 'matcha' }}, 'coffee');
 *
 * @name notProperty
 * @param {Object} object
 * @param {String} property
 * @param {String} message
 * @api public
 */
2579
assert.notProperty = function (obj, prop, msg) {
  new Assertion(obj, msg).to.not.have.property(prop);
};
2583
/**
 * ### .deepProperty(object, property, [message])
 *
 * Asserts that `object` has a property named by `property`, which can be a
 * string using dot- and bracket-notation for deep reference.
 *
 *     assert.deepProperty({ tea: { green: 'matcha' }}, 'tea.green');
 *
 * @name deepProperty
 * @param {Object} object
 * @param {String} property
 * @param {String} message
 * @api public
 */
2598
assert.deepProperty = function (obj, prop, msg) {
  new Assertion(obj, msg).to.have.deep.property(prop);
};
2602
/**
 * ### .notDeepProperty(object, property, [message])
 *
 * Asserts that `object` does _not_ have a property named by `property`, which
 * can be a string using dot- and bracket-notation for deep reference.
 *
 *     assert.notDeepProperty({ tea: { green: 'matcha' }}, 'tea.oolong');
 *
 * @name notDeepProperty
 * @param {Object} object
 * @param {String} property
 * @param {String} message
 * @api public
 */
2617
assert.notDeepProperty = function (obj, prop, msg) {
  new Assertion(obj, msg).to.not.have.deep.property(prop);
};
2621
/**
 * ### .propertyVal(object, property, value, [message])
 *
 * Asserts that `object` has a property named by `property` with value given
 * by `value`.
 *
 *     assert.propertyVal({ tea: 'is good' }, 'tea', 'is good');
 *
 * @name propertyVal
 * @param {Object} object
 * @param {String} property
 * @param {Mixed} value
 * @param {String} message
 * @api public
 */
2637
assert.propertyVal = function (obj, prop, val, msg) {
  new Assertion(obj, msg).to.have.property(prop, val);
};
2641
/**
 * ### .propertyNotVal(object, property, value, [message])
 *
 * Asserts that `object` has a property named by `property`, but with a value
 * different from that given by `value`.
 *
 *     assert.propertyNotVal({ tea: 'is good' }, 'tea', 'is bad');
 *
 * @name propertyNotVal
 * @param {Object} object
 * @param {String} property
 * @param {Mixed} value
 * @param {String} message
 * @api public
 */
2657
assert.propertyNotVal = function (obj, prop, val, msg) {
  new Assertion(obj, msg).to.not.have.property(prop, val);
};
2661
/**
 * ### .deepPropertyVal(object, property, value, [message])
 *
 * Asserts that `object` has a property named by `property` with value given
 * by `value`. `property` can use dot- and bracket-notation for deep
 * reference.
 *
 *     assert.deepPropertyVal({ tea: { green: 'matcha' }}, 'tea.green', 'matcha');
 *
 * @name deepPropertyVal
 * @param {Object} object
 * @param {String} property
 * @param {Mixed} value
 * @param {String} message
 * @api public
 */
2678
assert.deepPropertyVal = function (obj, prop, val, msg) {
  new Assertion(obj, msg).to.have.deep.property(prop, val);
};
2682
/**
 * ### .deepPropertyNotVal(object, property, value, [message])
 *
 * Asserts that `object` has a property named by `property`, but with a value
 * different from that given by `value`. `property` can use dot- and
 * bracket-notation for deep reference.
 *
 *     assert.deepPropertyNotVal({ tea: { green: 'matcha' }}, 'tea.green', 'konacha');
 *
 * @name deepPropertyNotVal
 * @param {Object} object
 * @param {String} property
 * @param {Mixed} value
 * @param {String} message
 * @api public
 */
2699
assert.deepPropertyNotVal = function (obj, prop, val, msg) {
  new Assertion(obj, msg).to.not.have.deep.property(prop, val);
};
2703
/**
 * ### .lengthOf(object, length, [message])
 *
 * Asserts that `object` has a `length` property with the expected value.
 *
 *     assert.lengthOf([1,2,3], 3, 'array has length of 3');
 *     assert.lengthOf('foobar', 5, 'string has length of 6');
 *
 * @name lengthOf
 * @param {Mixed} object
 * @param {Number} length
 * @param {String} message
 * @api public
 */
2718
assert.lengthOf = function (exp, len, msg) {
  new Assertion(exp, msg).to.have.length(len);
};
2722
/**
 * ### .throws(function, [constructor/string/regexp], [string/regexp], [message])
 *
 * Asserts that `function` will throw an error that is an instance of
 * `constructor`, or alternately that it will throw an error with message
 * matching `regexp`.
 *
 *     assert.throw(fn, 'function throws a reference error');
 *     assert.throw(fn, /function throws a reference error/);
 *     assert.throw(fn, ReferenceError);
 *     assert.throw(fn, ReferenceError, 'function throws a reference error');
 *     assert.throw(fn, ReferenceError, /function throws a reference error/);
 *
 * @name throws
 * @alias throw
 * @alias Throw
 * @param {Function} function
 * @param {ErrorConstructor} constructor
 * @param {RegExp} regexp
 * @param {String} message
 * @see https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Error#Error_types
 * @api public
 */
2746
assert.Throw = function (fn, errt, errs, msg) {
  if ('string' === typeof errt || errt instanceof RegExp) {
    errs = errt;
    errt = null;
  }
2752
  new Assertion(fn, msg).to.Throw(errt, errs);
};
2755
/**
 * ### .doesNotThrow(function, [constructor/regexp], [message])
 *
 * Asserts that `function` will _not_ throw an error that is an instance of
 * `constructor`, or alternately that it will not throw an error with message
 * matching `regexp`.
 *
 *     assert.doesNotThrow(fn, Error, 'function does not throw');
 *
 * @name doesNotThrow
 * @param {Function} function
 * @param {ErrorConstructor} constructor
 * @param {RegExp} regexp
 * @param {String} message
 * @see https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Error#Error_types
 * @api public
 */
2773
assert.doesNotThrow = function (fn, type, msg) {
  if ('string' === typeof type) {
    msg = type;
    type = null;
  }
2779
  new Assertion(fn, msg).to.not.Throw(type);
};
2782
/**
 * ### .operator(val1, operator, val2, [message])
 *
 * Compares two values using `operator`.
 *
 *     assert.operator(1, '<', 2, 'everything is ok');
 *     assert.operator(1, '>', 2, 'this will fail');
 *
 * @name operator
 * @param {Mixed} val1
 * @param {String} operator
 * @param {Mixed} val2
 * @param {String} message
 * @api public
 */
2798
assert.operator = function (val, operator, val2, msg) {
  if (!~['==', '===', '>', '>=', '<', '<=', '!=', '!=='].indexOf(operator)) {
    throw new Error('Invalid operator "' + operator + '"');
  }
  var test = new Assertion(eval(val + operator + val2), msg);
  test.assert(
      true === flag(test, 'object')
    , 'expected ' + util.inspect(val) + ' to be ' + operator + ' ' + util.inspect(val2)
    , 'expected ' + util.inspect(val) + ' to not be ' + operator + ' ' + util.inspect(val2) );
};
2809
/**
 * ### .closeTo(actual, expected, delta, [message])
 *
 * Asserts that the target is equal `expected`, to within a +/- `delta` range.
 *
 *     assert.closeTo(1.5, 1, 0.5, 'numbers are close');
 *
 * @name closeTo
 * @param {Number} actual
 * @param {Number} expected
 * @param {Number} delta
 * @param {String} message
 * @api public
 */
2824
assert.closeTo = function (act, exp, delta, msg) {
  new Assertion(act, msg).to.be.closeTo(exp, delta);
};
2828
/**
 * ### .sameMembers(set1, set2, [message])
 *
 * Asserts that `set1` and `set2` have the same members.
 * Order is not taken into account.
 *
 *     assert.sameMembers([ 1, 2, 3 ], [ 2, 1, 3 ], 'same members');
 *
 * @name sameMembers
 * @param {Array} superset
 * @param {Array} subset
 * @param {String} message
 * @api public
 */
2843
assert.sameMembers = function (set1, set2, msg) {
  new Assertion(set1, msg).to.have.same.members(set2);
}
2847
/**
 * ### .includeMembers(superset, subset, [message])
 *
 * Asserts that `subset` is included in `superset`.
 * Order is not taken into account.
 *
 *     assert.includeMembers([ 1, 2, 3 ], [ 2, 1 ], 'include members');
 *
 * @name includeMembers
 * @param {Array} superset
 * @param {Array} subset
 * @param {String} message
 * @api public
 */
2862
assert.includeMembers = function (superset, subset, msg) {
  new Assertion(superset, msg).to.include.members(subset);
}
2866
/*!
 * Undocumented / untested
 */
2870
assert.ifError = function (val, msg) {
  new Assertion(val, msg).to.not.be.ok;
};
2874
/*!
 * Aliases.
 */
2878
(function alias(name, as){
  assert[as] = assert[name];
  return alias;
})
('Throw', 'throw')
('Throw', 'throws');
2885};
2886
2887});
2888require.register("chai/lib/chai/interface/expect.js", function(exports, require, module){
2889/*!
* chai
* Copyright(c) 2011-2013 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
2894
2895module.exports = function (chai, util) {
chai.expect = function (val, message) {
  return new chai.Assertion(val, message);
};
2899};
2900
2901
2902});
2903require.register("chai/lib/chai/interface/should.js", function(exports, require, module){
2904/*!
* chai
* Copyright(c) 2011-2013 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
2909
2910module.exports = function (chai, util) {
var Assertion = chai.Assertion;
2912
function loadShould () {
  // modify Object.prototype to have `should`
  Object.defineProperty(Object.prototype, 'should',
    {
      set: function (value) {
        // See https://github.com/chaijs/chai/issues/86: this makes
        // `whatever.should = someValue` actually set `someValue`, which is
        // especially useful for `global.should = require('chai').should()`.
        //
        // Note that we have to use [[DefineProperty]] instead of [[Put]]
        // since otherwise we would trigger this very setter!
        Object.defineProperty(this, 'should', {
          value: value,
          enumerable: true,
          configurable: true,
          writable: true
        });
      }
    , get: function(){
        if (this instanceof String || this instanceof Number) {
          return new Assertion(this.constructor(this));
        } else if (this instanceof Boolean) {
          return new Assertion(this == true);
        }
        return new Assertion(this);
      }
    , configurable: true
  });
2941
  var should = {};
2943
  should.equal = function (val1, val2, msg) {
    new Assertion(val1, msg).to.equal(val2);
  };
2947
  should.Throw = function (fn, errt, errs, msg) {
    new Assertion(fn, msg).to.Throw(errt, errs);
  };
2951
  should.exist = function (val, msg) {
    new Assertion(val, msg).to.exist;
  }
2955
  // negation
  should.not = {}
2958
  should.not.equal = function (val1, val2, msg) {
    new Assertion(val1, msg).to.not.equal(val2);
  };
2962
  should.not.Throw = function (fn, errt, errs, msg) {
    new Assertion(fn, msg).to.not.Throw(errt, errs);
  };
2966
  should.not.exist = function (val, msg) {
    new Assertion(val, msg).to.not.exist;
  }
2970
  should['throw'] = should['Throw'];
  should.not['throw'] = should.not['Throw'];
2973
  return should;
};
2976
chai.should = loadShould;
chai.Should = loadShould;
2979};
2980
2981});
2982require.register("chai/lib/chai/utils/addChainableMethod.js", function(exports, require, module){
2983/*!
* Chai - addChainingMethod utility
* Copyright(c) 2012-2013 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
2988
2989/*!
* Module dependencies
*/
2992
2993var transferFlags = require('./transferFlags');
2994
2995/*!
* Module variables
*/
2998
2999// Check whether `__proto__` is supported
3000var hasProtoSupport = '__proto__' in Object;
3001
3002// Without `__proto__` support, this module will need to add properties to a function.
3003// However, some Function.prototype methods cannot be overwritten,
3004// and there seems no easy cross-platform way to detect them (@see chaijs/chai/issues/69).
3005var excludeNames = /^(?:length|name|arguments|caller)$/;
3006
3007// Cache `Function` properties
3008var call  = Function.prototype.call,
  apply = Function.prototype.apply;
3010
3011/**
* ### addChainableMethod (ctx, name, method, chainingBehavior)
*
* Adds a method to an object, such that the method can also be chained.
*
*     utils.addChainableMethod(chai.Assertion.prototype, 'foo', function (str) {
*       var obj = utils.flag(this, 'object');
*       new chai.Assertion(obj).to.be.equal(str);
*     });
*
* Can also be accessed directly from `chai.Assertion`.
*
*     chai.Assertion.addChainableMethod('foo', fn, chainingBehavior);
*
* The result can then be used as both a method assertion, executing both `method` and
* `chainingBehavior`, or as a language chain, which only executes `chainingBehavior`.
*
*     expect(fooStr).to.be.foo('bar');
*     expect(fooStr).to.be.foo.equal('foo');
*
* @param {Object} ctx object to which the method is added
* @param {String} name of method to add
* @param {Function} method function to be used for `name`, when called
* @param {Function} chainingBehavior function to be called every time the property is accessed
* @name addChainableMethod
* @api public
*/
3038
3039module.exports = function (ctx, name, method, chainingBehavior) {
if (typeof chainingBehavior !== 'function')
  chainingBehavior = function () { };
3042
Object.defineProperty(ctx, name,
  { get: function () {
      chainingBehavior.call(this);
3046
      var assert = function () {
        var result = method.apply(this, arguments);
        return result === undefined ? this : result;
      };
3051
      // Use `__proto__` if available
      if (hasProtoSupport) {
        // Inherit all properties from the object by replacing the `Function` prototype
        var prototype = assert.__proto__ = Object.create(this);
        // Restore the `call` and `apply` methods from `Function`
        prototype.call = call;
        prototype.apply = apply;
      }
      // Otherwise, redefine all properties (slow!)
      else {
        var asserterNames = Object.getOwnPropertyNames(ctx);
        asserterNames.forEach(function (asserterName) {
          if (!excludeNames.test(asserterName)) {
            var pd = Object.getOwnPropertyDescriptor(ctx, asserterName);
            Object.defineProperty(assert, asserterName, pd);
          }
        });
      }
3070
      transferFlags(this, assert);
      return assert;
    }
  , configurable: true
});
3076};
3077
3078});
3079require.register("chai/lib/chai/utils/addMethod.js", function(exports, require, module){
3080/*!
* Chai - addMethod utility
* Copyright(c) 2012-2013 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
3085
3086/**
* ### .addMethod (ctx, name, method)
*
* Adds a method to the prototype of an object.
*
*     utils.addMethod(chai.Assertion.prototype, 'foo', function (str) {
*       var obj = utils.flag(this, 'object');
*       new chai.Assertion(obj).to.be.equal(str);
*     });
*
* Can also be accessed directly from `chai.Assertion`.
*
*     chai.Assertion.addMethod('foo', fn);
*
* Then can be used as any other assertion.
*
*     expect(fooStr).to.be.foo('bar');
*
* @param {Object} ctx object to which the method is added
* @param {String} name of method to add
* @param {Function} method function to be used for name
* @name addMethod
* @api public
*/
3110
3111module.exports = function (ctx, name, method) {
ctx[name] = function () {
  var result = method.apply(this, arguments);
  return result === undefined ? this : result;
};
3116};
3117
3118});
3119require.register("chai/lib/chai/utils/addProperty.js", function(exports, require, module){
3120/*!
* Chai - addProperty utility
* Copyright(c) 2012-2013 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
3125
3126/**
* ### addProperty (ctx, name, getter)
*
* Adds a property to the prototype of an object.
*
*     utils.addProperty(chai.Assertion.prototype, 'foo', function () {
*       var obj = utils.flag(this, 'object');
*       new chai.Assertion(obj).to.be.instanceof(Foo);
*     });
*
* Can also be accessed directly from `chai.Assertion`.
*
*     chai.Assertion.addProperty('foo', fn);
*
* Then can be used as any other assertion.
*
*     expect(myFoo).to.be.foo;
*
* @param {Object} ctx object to which the property is added
* @param {String} name of property to add
* @param {Function} getter function to be used for name
* @name addProperty
* @api public
*/
3150
3151module.exports = function (ctx, name, getter) {
Object.defineProperty(ctx, name,
  { get: function () {
      var result = getter.call(this);
      return result === undefined ? this : result;
    }
  , configurable: true
});
3159};
3160
3161});
3162require.register("chai/lib/chai/utils/eql.js", function(exports, require, module){
3163// This is (almost) directly from Node.js assert
3164// https://github.com/joyent/node/blob/f8c335d0caf47f16d31413f89aa28eda3878e3aa/lib/assert.js
3165
3166module.exports = _deepEqual;
3167
3168var getEnumerableProperties = require('./getEnumerableProperties');
3169
3170// for the browser
3171var Buffer;
3172try {
Buffer = require('buffer').Buffer;
3174} catch (ex) {
Buffer = {
  isBuffer: function () { return false; }
};
3178}
3179
3180function _deepEqual(actual, expected, memos) {
3181
// 7.1. All identical values are equivalent, as determined by ===.
if (actual === expected) {
  return true;
3185
} else if (Buffer.isBuffer(actual) && Buffer.isBuffer(expected)) {
  if (actual.length != expected.length) return false;
3188
  for (var i = 0; i < actual.length; i++) {
    if (actual[i] !== expected[i]) return false;
  }
3192
  return true;
3194
// 7.2. If the expected value is a Date object, the actual value is
// equivalent if it is also a Date object that refers to the same time.
} else if (expected instanceof Date) {
  if (!(actual instanceof Date)) return false;
  return actual.getTime() === expected.getTime();
3200
// 7.3. Other pairs that do not both pass typeof value == 'object',
// equivalence is determined by ==.
} else if (typeof actual != 'object' && typeof expected != 'object') {
  return actual === expected;
3205
} else if (expected instanceof RegExp) {
  if (!(actual instanceof RegExp)) return false;
  return actual.toString() === expected.toString();
3209
// 7.4. For all other Object pairs, including Array objects, equivalence is
// determined by having the same number of owned properties (as verified
// with Object.prototype.hasOwnProperty.call), the same set of keys
// (although not necessarily the same order), equivalent values for every
// corresponding key, and an identical 'prototype' property. Note: this
// accounts for both named and indexed properties on Arrays.
} else {
  return objEquiv(actual, expected, memos);
}
3219}
3220
3221function isUndefinedOrNull(value) {
return value === null || value === undefined;
3223}
3224
3225function isArguments(object) {
return Object.prototype.toString.call(object) == '[object Arguments]';
3227}
3228
3229function objEquiv(a, b, memos) {
if (isUndefinedOrNull(a) || isUndefinedOrNull(b))
  return false;
3232
// an identical 'prototype' property.
if (a.prototype !== b.prototype) return false;
3235
// check if we have already compared a and b
var i;
if (memos) {
  for(i = 0; i < memos.length; i++) {
    if ((memos[i][0] === a && memos[i][1] === b) ||
        (memos[i][0] === b && memos[i][1] === a))
      return true;
  }
} else {
  memos = [];
}
3247
//~~~I've managed to break Object.keys through screwy arguments passing.
//   Converting to array solves the problem.
if (isArguments(a)) {
  if (!isArguments(b)) {
    return false;
  }
  a = pSlice.call(a);
  b = pSlice.call(b);
  return _deepEqual(a, b, memos);
}
try {
  var ka = getEnumerableProperties(a),
      kb = getEnumerableProperties(b),
      key;
} catch (e) {//happens when one is a string literal and the other isn't
  return false;
}
3265
// having the same number of owned properties (keys incorporates
// hasOwnProperty)
if (ka.length != kb.length)
  return false;
3270
//the same set of keys (although not necessarily the same order),
ka.sort();
kb.sort();
//~~~cheap key test
for (i = ka.length - 1; i >= 0; i--) {
  if (ka[i] != kb[i])
    return false;
}
3279
// remember objects we have compared to guard against circular references
memos.push([ a, b ]);
3282
//equivalent values for every corresponding key, and
//~~~possibly expensive deep test
for (i = ka.length - 1; i >= 0; i--) {
  key = ka[i];
  if (!_deepEqual(a[key], b[key], memos)) return false;
}
3289
return true;
3291}
3292
3293});
3294require.register("chai/lib/chai/utils/flag.js", function(exports, require, module){
3295/*!
* Chai - flag utility
* Copyright(c) 2012-2013 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
3300
3301/**
* ### flag(object ,key, [value])
*
* Get or set a flag value on an object. If a
* value is provided it will be set, else it will
* return the currently set value or `undefined` if
* the value is not set.
*
*     utils.flag(this, 'foo', 'bar'); // setter
*     utils.flag(this, 'foo'); // getter, returns `bar`
*
* @param {Object} object (constructed Assertion
* @param {String} key
* @param {Mixed} value (optional)
* @name flag
* @api private
*/
3318
3319module.exports = function (obj, key, value) {
var flags = obj.__flags || (obj.__flags = Object.create(null));
if (arguments.length === 3) {
  flags[key] = value;
} else {
  return flags[key];
}
3326};
3327
3328});
3329require.register("chai/lib/chai/utils/getActual.js", function(exports, require, module){
3330/*!
* Chai - getActual utility
* Copyright(c) 2012-2013 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
3335
3336/**
* # getActual(object, [actual])
*
* Returns the `actual` value for an Assertion
*
* @param {Object} object (constructed Assertion)
* @param {Arguments} chai.Assertion.prototype.assert arguments
*/
3344
3345module.exports = function (obj, args) {
var actual = args[4];
return 'undefined' !== typeof actual ? actual : obj._obj;
3348};
3349
3350});
3351require.register("chai/lib/chai/utils/getEnumerableProperties.js", function(exports, require, module){
3352/*!
* Chai - getEnumerableProperties utility
* Copyright(c) 2012-2013 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
3357
3358/**
* ### .getEnumerableProperties(object)
*
* This allows the retrieval of enumerable property names of an object,
* inherited or not.
*
* @param {Object} object
* @returns {Array}
* @name getEnumerableProperties
* @api public
*/
3369
3370module.exports = function getEnumerableProperties(object) {
var result = [];
for (var name in object) {
  result.push(name);
}
return result;
3376};
3377
3378});
3379require.register("chai/lib/chai/utils/getMessage.js", function(exports, require, module){
3380/*!
* Chai - message composition utility
* Copyright(c) 2012-2013 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
3385
3386/*!
* Module dependancies
*/
3389
3390var flag = require('./flag')
, getActual = require('./getActual')
, inspect = require('./inspect')
, objDisplay = require('./objDisplay');
3394
3395/**
* ### .getMessage(object, message, negateMessage)
*
* Construct the error message based on flags
* and template tags. Template tags will return
* a stringified inspection of the object referenced.
*
* Message template tags:
* - `#{this}` current asserted object
* - `#{act}` actual value
* - `#{exp}` expected value
*
* @param {Object} object (constructed Assertion)
* @param {Arguments} chai.Assertion.prototype.assert arguments
* @name getMessage
* @api public
*/
3412
3413module.exports = function (obj, args) {
var negate = flag(obj, 'negate')
  , val = flag(obj, 'object')
  , expected = args[3]
  , actual = getActual(obj, args)
  , msg = negate ? args[2] : args[1]
  , flagMsg = flag(obj, 'message');
3420
msg = msg || '';
msg = msg
  .replace(/#{this}/g, objDisplay(val))
  .replace(/#{act}/g, objDisplay(actual))
  .replace(/#{exp}/g, objDisplay(expected));
3426
return flagMsg ? flagMsg + ': ' + msg : msg;
3428};
3429
3430});
3431require.register("chai/lib/chai/utils/getName.js", function(exports, require, module){
3432/*!
* Chai - getName utility
* Copyright(c) 2012-2013 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
3437
3438/**
* # getName(func)
*
* Gets the name of a function, in a cross-browser way.
*
* @param {Function} a function (usually a constructor)
*/
3445
3446module.exports = function (func) {
if (func.name) return func.name;
3448
var match = /^\s?function ([^(]*)\(/.exec(func);
return match && match[1] ? match[1] : "";
3451};
3452
3453});
3454require.register("chai/lib/chai/utils/getPathValue.js", function(exports, require, module){
3455/*!
* Chai - getPathValue utility
* Copyright(c) 2012-2013 Jake Luer <jake@alogicalparadox.com>
* @see https://github.com/logicalparadox/filtr
* MIT Licensed
*/
3461
3462/**
* ### .getPathValue(path, object)
*
* This allows the retrieval of values in an
* object given a string path.
*
*     var obj = {
*         prop1: {
*             arr: ['a', 'b', 'c']
*           , str: 'Hello'
*         }
*       , prop2: {
*             arr: [ { nested: 'Universe' } ]
*           , str: 'Hello again!'
*         }
*     }
*
* The following would be the results.
*
*     getPathValue('prop1.str', obj); // Hello
*     getPathValue('prop1.att[2]', obj); // b
*     getPathValue('prop2.arr[0].nested', obj); // Universe
*
* @param {String} path
* @param {Object} object
* @returns {Object} value or `undefined`
* @name getPathValue
* @api public
*/
3491
3492var getPathValue = module.exports = function (path, obj) {
var parsed = parsePath(path);
return _getPathValue(parsed, obj);
3495};
3496
3497/*!
* ## parsePath(path)
*
* Helper function used to parse string object
* paths. Use in conjunction with `_getPathValue`.
*
*      var parsed = parsePath('myobject.property.subprop');
*
* ### Paths:
*
* * Can be as near infinitely deep and nested
* * Arrays are also valid using the formal `myobject.document[3].property`.
*
* @param {String} path
* @returns {Object} parsed
* @api private
*/
3514
3515function parsePath (path) {
var str = path.replace(/\[/g, '.[')
  , parts = str.match(/(\\\.|[^.]+?)+/g);
return parts.map(function (value) {
  var re = /\[(\d+)\]$/
    , mArr = re.exec(value)
  if (mArr) return { i: parseFloat(mArr[1]) };
  else return { p: value };
});
3524};
3525
3526/*!
* ## _getPathValue(parsed, obj)
*
* Helper companion function for `.parsePath` that returns
* the value located at the parsed address.
*
*      var value = getPathValue(parsed, obj);
*
* @param {Object} parsed definition from `parsePath`.
* @param {Object} object to search against
* @returns {Object|Undefined} value
* @api private
*/
3539
3540function _getPathValue (parsed, obj) {
var tmp = obj
  , res;
for (var i = 0, l = parsed.length; i < l; i++) {
  var part = parsed[i];
  if (tmp) {
    if ('undefined' !== typeof part.p)
      tmp = tmp[part.p];
    else if ('undefined' !== typeof part.i)
      tmp = tmp[part.i];
    if (i == (l - 1)) res = tmp;
  } else {
    res = undefined;
  }
}
return res;
3556};
3557
3558});
3559require.register("chai/lib/chai/utils/getProperties.js", function(exports, require, module){
3560/*!
* Chai - getProperties utility
* Copyright(c) 2012-2013 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
3565
3566/**
* ### .getProperties(object)
*
* This allows the retrieval of property names of an object, enumerable or not,
* inherited or not.
*
* @param {Object} object
* @returns {Array}
* @name getProperties
* @api public
*/
3577
3578module.exports = function getProperties(object) {
var result = Object.getOwnPropertyNames(subject);
3580
function addProperty(property) {
  if (result.indexOf(property) === -1) {
    result.push(property);
  }
}
3586
var proto = Object.getPrototypeOf(subject);
while (proto !== null) {
  Object.getOwnPropertyNames(proto).forEach(addProperty);
  proto = Object.getPrototypeOf(proto);
}
3592
return result;
3594};
3595
3596});
3597require.register("chai/lib/chai/utils/index.js", function(exports, require, module){
3598/*!
* chai
* Copyright(c) 2011 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
3603
3604/*!
* Main exports
*/
3607
3608var exports = module.exports = {};
3609
3610/*!
* test utility
*/
3613
3614exports.test = require('./test');
3615
3616/*!
* type utility
*/
3619
3620exports.type = require('./type');
3621
3622/*!
* message utility
*/
3625
3626exports.getMessage = require('./getMessage');
3627
3628/*!
* actual utility
*/
3631
3632exports.getActual = require('./getActual');
3633
3634/*!
* Inspect util
*/
3637
3638exports.inspect = require('./inspect');
3639
3640/*!
* Object Display util
*/
3643
3644exports.objDisplay = require('./objDisplay');
3645
3646/*!
* Flag utility
*/
3649
3650exports.flag = require('./flag');
3651
3652/*!
* Flag transferring utility
*/
3655
3656exports.transferFlags = require('./transferFlags');
3657
3658/*!
* Deep equal utility
*/
3661
3662exports.eql = require('./eql');
3663
3664/*!
* Deep path value
*/
3667
3668exports.getPathValue = require('./getPathValue');
3669
3670/*!
* Function name
*/
3673
3674exports.getName = require('./getName');
3675
3676/*!
* add Property
*/
3679
3680exports.addProperty = require('./addProperty');
3681
3682/*!
* add Method
*/
3685
3686exports.addMethod = require('./addMethod');
3687
3688/*!
* overwrite Property
*/
3691
3692exports.overwriteProperty = require('./overwriteProperty');
3693
3694/*!
* overwrite Method
*/
3697
3698exports.overwriteMethod = require('./overwriteMethod');
3699
3700/*!
* Add a chainable method
*/
3703
3704exports.addChainableMethod = require('./addChainableMethod');
3705
3706
3707});
3708require.register("chai/lib/chai/utils/inspect.js", function(exports, require, module){
3709// This is (almost) directly from Node.js utils
3710// https://github.com/joyent/node/blob/f8c335d0caf47f16d31413f89aa28eda3878e3aa/lib/util.js
3711
3712var getName = require('./getName');
3713var getProperties = require('./getProperties');
3714var getEnumerableProperties = require('./getEnumerableProperties');
3715
3716module.exports = inspect;
3717
3718/**
* Echos the value of a value. Trys to print the value out
* in the best way possible given the different types.
*
* @param {Object} obj The object to print out.
* @param {Boolean} showHidden Flag that shows hidden (not enumerable)
*    properties of objects.
* @param {Number} depth Depth in which to descend in object. Default is 2.
* @param {Boolean} colors Flag to turn on ANSI escape codes to color the
*    output. Default is false (no coloring).
*/
3729function inspect(obj, showHidden, depth, colors) {
var ctx = {
  showHidden: showHidden,
  seen: [],
  stylize: function (str) { return str; }
};
return formatValue(ctx, obj, (typeof depth === 'undefined' ? 2 : depth));
3736}
3737
3738// https://gist.github.com/1044128/
3739var getOuterHTML = function(element) {
if ('outerHTML' in element) return element.outerHTML;
var ns = "http://www.w3.org/1999/xhtml";
var container = document.createElementNS(ns, '_');
var elemProto = (window.HTMLElement || window.Element).prototype;
var xmlSerializer = new XMLSerializer();
var html;
if (document.xmlVersion) {
  return xmlSerializer.serializeToString(element);
} else {
  container.appendChild(element.cloneNode(false));
  html = container.innerHTML.replace('><', '>' + element.innerHTML + '<');
  container.innerHTML = '';
  return html;
}
3754};
3755
3756// Returns true if object is a DOM element.
3757var isDOMElement = function (object) {
if (typeof HTMLElement === 'object') {
  return object instanceof HTMLElement;
} else {
  return object &&
    typeof object === 'object' &&
    object.nodeType === 1 &&
    typeof object.nodeName === 'string';
}
3766};
3767
3768function formatValue(ctx, value, recurseTimes) {
// Provide a hook for user-specified inspect functions.
// Check that value is an object with an inspect function on it
if (value && typeof value.inspect === 'function' &&
    // Filter out the util module, it's inspect function is special
    value.inspect !== exports.inspect &&
    // Also filter out any prototype objects using the circular check.
    !(value.constructor && value.constructor.prototype === value)) {
  var ret = value.inspect(recurseTimes);
  if (typeof ret !== 'string') {
    ret = formatValue(ctx, ret, recurseTimes);
  }
  return ret;
}
3782
// Primitive types cannot have properties
var primitive = formatPrimitive(ctx, value);
if (primitive) {
  return primitive;
}
3788
// If it's DOM elem, get outer HTML.
if (isDOMElement(value)) {
  return getOuterHTML(value);
}
3793
// Look up the keys of the object.
var visibleKeys = getEnumerableProperties(value);
var keys = ctx.showHidden ? getProperties(value) : visibleKeys;
3797
// Some type of object without properties can be shortcutted.
// In IE, errors have a single `stack` property, or if they are vanilla `Error`,
// a `stack` plus `description` property; ignore those for consistency.
if (keys.length === 0 || (isError(value) && (
    (keys.length === 1 && keys[0] === 'stack') ||
    (keys.length === 2 && keys[0] === 'description' && keys[1] === 'stack')
   ))) {
  if (typeof value === 'function') {
    var name = getName(value);
    var nameSuffix = name ? ': ' + name : '';
    return ctx.stylize('[Function' + nameSuffix + ']', 'special');
  }
  if (isRegExp(value)) {
    return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp');
  }
  if (isDate(value)) {
    return ctx.stylize(Date.prototype.toUTCString.call(value), 'date');
  }
  if (isError(value)) {
    return formatError(value);
  }
}
3820
var base = '', array = false, braces = ['{', '}'];
3822
// Make Array say that they are Array
if (isArray(value)) {
  array = true;
  braces = ['[', ']'];
}
3828
// Make functions say that they are functions
if (typeof value === 'function') {
  var name = getName(value);
  var nameSuffix = name ? ': ' + name : '';
  base = ' [Function' + nameSuffix + ']';
}
3835
// Make RegExps say that they are RegExps
if (isRegExp(value)) {
  base = ' ' + RegExp.prototype.toString.call(value);
}
3840
// Make dates with properties first say the date
if (isDate(value)) {
  base = ' ' + Date.prototype.toUTCString.call(value);
}
3845
// Make error with message first say the error
if (isError(value)) {
  return formatError(value);
}
3850
if (keys.length === 0 && (!array || value.length == 0)) {
  return braces[0] + base + braces[1];
}
3854
if (recurseTimes < 0) {
  if (isRegExp(value)) {
    return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp');
  } else {
    return ctx.stylize('[Object]', 'special');
  }
}
3862
ctx.seen.push(value);
3864
var output;
if (array) {
  output = formatArray(ctx, value, recurseTimes, visibleKeys, keys);
} else {
  output = keys.map(function(key) {
    return formatProperty(ctx, value, recurseTimes, visibleKeys, key, array);
  });
}
3873
ctx.seen.pop();
3875
return reduceToSingleString(output, base, braces);
3877}
3878
3879
3880function formatPrimitive(ctx, value) {
switch (typeof value) {
  case 'undefined':
    return ctx.stylize('undefined', 'undefined');
3884
  case 'string':
    var simple = '\'' + JSON.stringify(value).replace(/^"|"$/g, '')
                                             .replace(/'/g, "\\'")
                                             .replace(/\\"/g, '"') + '\'';
    return ctx.stylize(simple, 'string');
3890
  case 'number':
    return ctx.stylize('' + value, 'number');
3893
  case 'boolean':
    return ctx.stylize('' + value, 'boolean');
}
// For some reason typeof null is "object", so special case here.
if (value === null) {
  return ctx.stylize('null', 'null');
}
3901}
3902
3903
3904function formatError(value) {
return '[' + Error.prototype.toString.call(value) + ']';
3906}
3907
3908
3909function formatArray(ctx, value, recurseTimes, visibleKeys, keys) {
var output = [];
for (var i = 0, l = value.length; i < l; ++i) {
  if (Object.prototype.hasOwnProperty.call(value, String(i))) {
    output.push(formatProperty(ctx, value, recurseTimes, visibleKeys,
        String(i), true));
  } else {
    output.push('');
  }
}
keys.forEach(function(key) {
  if (!key.match(/^\d+$/)) {
    output.push(formatProperty(ctx, value, recurseTimes, visibleKeys,
        key, true));
  }
});
return output;
3926}
3927
3928
3929function formatProperty(ctx, value, recurseTimes, visibleKeys, key, array) {
var name, str;
if (value.__lookupGetter__) {
  if (value.__lookupGetter__(key)) {
    if (value.__lookupSetter__(key)) {
      str = ctx.stylize('[Getter/Setter]', 'special');
    } else {
      str = ctx.stylize('[Getter]', 'special');
    }
  } else {
    if (value.__lookupSetter__(key)) {
      str = ctx.stylize('[Setter]', 'special');
    }
  }
}
if (visibleKeys.indexOf(key) < 0) {
  name = '[' + key + ']';
}
if (!str) {
  if (ctx.seen.indexOf(value[key]) < 0) {
    if (recurseTimes === null) {
      str = formatValue(ctx, value[key], null);
    } else {
      str = formatValue(ctx, value[key], recurseTimes - 1);
    }
    if (str.indexOf('\n') > -1) {
      if (array) {
        str = str.split('\n').map(function(line) {
          return '  ' + line;
        }).join('\n').substr(2);
      } else {
        str = '\n' + str.split('\n').map(function(line) {
          return '   ' + line;
        }).join('\n');
      }
    }
  } else {
    str = ctx.stylize('[Circular]', 'special');
  }
}
if (typeof name === 'undefined') {
  if (array && key.match(/^\d+$/)) {
    return str;
  }
  name = JSON.stringify('' + key);
  if (name.match(/^"([a-zA-Z_][a-zA-Z_0-9]*)"$/)) {
    name = name.substr(1, name.length - 2);
    name = ctx.stylize(name, 'name');
  } else {
    name = name.replace(/'/g, "\\'")
               .replace(/\\"/g, '"')
               .replace(/(^"|"$)/g, "'");
    name = ctx.stylize(name, 'string');
  }
}
3984
return name + ': ' + str;
3986}
3987
3988
3989function reduceToSingleString(output, base, braces) {
var numLinesEst = 0;
var length = output.reduce(function(prev, cur) {
  numLinesEst++;
  if (cur.indexOf('\n') >= 0) numLinesEst++;
  return prev + cur.length + 1;
}, 0);
3996
if (length > 60) {
  return braces[0] +
         (base === '' ? '' : base + '\n ') +
         ' ' +
         output.join(',\n  ') +
         ' ' +
         braces[1];
}
4005
return braces[0] + base + ' ' + output.join(', ') + ' ' + braces[1];
4007}
4008
4009function isArray(ar) {
return Array.isArray(ar) ||
       (typeof ar === 'object' && objectToString(ar) === '[object Array]');
4012}
4013
4014function isRegExp(re) {
return typeof re === 'object' && objectToString(re) === '[object RegExp]';
4016}
4017
4018function isDate(d) {
return typeof d === 'object' && objectToString(d) === '[object Date]';
4020}
4021
4022function isError(e) {
return typeof e === 'object' && objectToString(e) === '[object Error]';
4024}
4025
4026function objectToString(o) {
return Object.prototype.toString.call(o);
4028}
4029
4030});
4031require.register("chai/lib/chai/utils/objDisplay.js", function(exports, require, module){
4032/*!
* Chai - flag utility
* Copyright(c) 2012-2013 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
4037
4038/*!
* Module dependancies
*/
4041
4042var inspect = require('./inspect');
4043
4044/**
* ### .objDisplay (object)
*
* Determines if an object or an array matches
* criteria to be inspected in-line for error
* messages or should be truncated.
*
* @param {Mixed} javascript object to inspect
* @name objDisplay
* @api public
*/
4055
4056module.exports = function (obj) {
var str = inspect(obj)
  , type = Object.prototype.toString.call(obj);
4059
if (str.length >= 40) {
  if (type === '[object Function]') {
    return !obj.name || obj.name === ''
      ? '[Function]'
      : '[Function: ' + obj.name + ']';
  } else if (type === '[object Array]') {
    return '[ Array(' + obj.length + ') ]';
  } else if (type === '[object Object]') {
    var keys = Object.keys(obj)
      , kstr = keys.length > 2
        ? keys.splice(0, 2).join(', ') + ', ...'
        : keys.join(', ');
    return '{ Object (' + kstr + ') }';
  } else {
    return str;
  }
} else {
  return str;
}
4079};
4080
4081});
4082require.register("chai/lib/chai/utils/overwriteMethod.js", function(exports, require, module){
4083/*!
* Chai - overwriteMethod utility
* Copyright(c) 2012-2013 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
4088
4089/**
* ### overwriteMethod (ctx, name, fn)
*
* Overwites an already existing method and provides
* access to previous function. Must return function
* to be used for name.
*
*     utils.overwriteMethod(chai.Assertion.prototype, 'equal', function (_super) {
*       return function (str) {
*         var obj = utils.flag(this, 'object');
*         if (obj instanceof Foo) {
*           new chai.Assertion(obj.value).to.equal(str);
*         } else {
*           _super.apply(this, arguments);
*         }
*       }
*     });
*
* Can also be accessed directly from `chai.Assertion`.
*
*     chai.Assertion.overwriteMethod('foo', fn);
*
* Then can be used as any other assertion.
*
*     expect(myFoo).to.equal('bar');
*
* @param {Object} ctx object whose method is to be overwritten
* @param {String} name of method to overwrite
* @param {Function} method function that returns a function to be used for name
* @name overwriteMethod
* @api public
*/
4121
4122module.exports = function (ctx, name, method) {
var _method = ctx[name]
  , _super = function () { return this; };
4125
if (_method && 'function' === typeof _method)
  _super = _method;
4128
ctx[name] = function () {
  var result = method(_super).apply(this, arguments);
  return result === undefined ? this : result;
}
4133};
4134
4135});
4136require.register("chai/lib/chai/utils/overwriteProperty.js", function(exports, require, module){
4137/*!
* Chai - overwriteProperty utility
* Copyright(c) 2012-2013 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
4142
4143/**
* ### overwriteProperty (ctx, name, fn)
*
* Overwites an already existing property getter and provides
* access to previous value. Must return function to use as getter.
*
*     utils.overwriteProperty(chai.Assertion.prototype, 'ok', function (_super) {
*       return function () {
*         var obj = utils.flag(this, 'object');
*         if (obj instanceof Foo) {
*           new chai.Assertion(obj.name).to.equal('bar');
*         } else {
*           _super.call(this);
*         }
*       }
*     });
*
*
* Can also be accessed directly from `chai.Assertion`.
*
*     chai.Assertion.overwriteProperty('foo', fn);
*
* Then can be used as any other assertion.
*
*     expect(myFoo).to.be.ok;
*
* @param {Object} ctx object whose property is to be overwritten
* @param {String} name of property to overwrite
* @param {Function} getter function that returns a getter function to be used for name
* @name overwriteProperty
* @api public
*/
4175
4176module.exports = function (ctx, name, getter) {
var _get = Object.getOwnPropertyDescriptor(ctx, name)
  , _super = function () {};
4179
if (_get && 'function' === typeof _get.get)
  _super = _get.get
4182
Object.defineProperty(ctx, name,
  { get: function () {
      var result = getter(_super).call(this);
      return result === undefined ? this : result;
    }
  , configurable: true
});
4190};
4191
4192});
4193require.register("chai/lib/chai/utils/test.js", function(exports, require, module){
4194/*!
* Chai - test utility
* Copyright(c) 2012-2013 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
4199
4200/*!
* Module dependancies
*/
4203
4204var flag = require('./flag');
4205
4206/**
* # test(object, expression)
*
* Test and object for expression.
*
* @param {Object} object (constructed Assertion)
* @param {Arguments} chai.Assertion.prototype.assert arguments
*/
4214
4215module.exports = function (obj, args) {
var negate = flag(obj, 'negate')
  , expr = args[0];
return negate ? !expr : expr;
4219};
4220
4221});
4222require.register("chai/lib/chai/utils/transferFlags.js", function(exports, require, module){
4223/*!
* Chai - transferFlags utility
* Copyright(c) 2012-2013 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
4228
4229/**
* ### transferFlags(assertion, object, includeAll = true)
*
* Transfer all the flags for `assertion` to `object`. If
* `includeAll` is set to `false`, then the base Chai
* assertion flags (namely `object`, `ssfi`, and `message`)
* will not be transferred.
*
*
*     var newAssertion = new Assertion();
*     utils.transferFlags(assertion, newAssertion);
*
*     var anotherAsseriton = new Assertion(myObj);
*     utils.transferFlags(assertion, anotherAssertion, false);
*
* @param {Assertion} assertion the assertion to transfer the flags from
* @param {Object} object the object to transfer the flags too; usually a new assertion
* @param {Boolean} includeAll
* @name getAllFlags
* @api private
*/
4250
4251module.exports = function (assertion, object, includeAll) {
var flags = assertion.__flags || (assertion.__flags = Object.create(null));
4253
if (!object.__flags) {
  object.__flags = Object.create(null);
}
4257
includeAll = arguments.length === 3 ? includeAll : true;
4259
for (var flag in flags) {
  if (includeAll ||
      (flag !== 'object' && flag !== 'ssfi' && flag != 'message')) {
    object.__flags[flag] = flags[flag];
  }
}
4266};
4267
4268});
4269require.register("chai/lib/chai/utils/type.js", function(exports, require, module){
4270/*!
* Chai - type utility
* Copyright(c) 2012-2013 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
4275
4276/*!
* Detectable javascript natives
*/
4279
4280var natives = {
  '[object Arguments]': 'arguments'
, '[object Array]': 'array'
, '[object Date]': 'date'
, '[object Function]': 'function'
, '[object Number]': 'number'
, '[object RegExp]': 'regexp'
, '[object String]': 'string'
4288};
4289
4290/**
* ### type(object)
*
* Better implementation of `typeof` detection that can
* be used cross-browser. Handles the inconsistencies of
* Array, `null`, and `undefined` detection.
*
*     utils.type({}) // 'object'
*     utils.type(null) // `null'
*     utils.type(undefined) // `undefined`
*     utils.type([]) // `array`
*
* @param {Mixed} object to detect type of
* @name type
* @api private
*/
4306
4307module.exports = function (obj) {
var str = Object.prototype.toString.call(obj);
if (natives[str]) return natives[str];
if (obj === null) return 'null';
if (obj === undefined) return 'undefined';
if (obj === Object(obj)) return 'object';
return typeof obj;
4314};
4315
4316});
4317require.alias("chaijs-assertion-error/index.js", "chai/deps/assertion-error/index.js");
4318require.alias("chaijs-assertion-error/index.js", "chai/deps/assertion-error/index.js");
4319require.alias("chaijs-assertion-error/index.js", "assertion-error/index.js");
4320require.alias("chaijs-assertion-error/index.js", "chaijs-assertion-error/index.js");
4321
4322require.alias("chai/index.js", "chai/index.js");
4323
4324if (typeof exports == "object") {
module.exports = require("chai");
4326} else if (typeof define == "function" && define.amd) {
define(function(){ return require("chai"); });
4328} else {
this["chai"] = require("chai");
4330}})();
\No newline at end of file
1	`;(function(){`
2
3	`/**`
4	`* Require the given path.`
5	`*`
6	`* @param {String} path`
7	`* @return {Object} exports`
8	`* @api public`
9	`*/`
10
11	`function require(path, parent, orig) {`
12	`var resolved = require.resolve(path);`
13
14	`// lookup failed`
15	`if (null == resolved) {`
16	`orig = orig \|\| path;`
17	`parent = parent \|\| 'root';`
18	`var err = new Error('Failed to require "' + orig + '" from "' + parent + '"');`
19	`err.path = orig;`
20	`err.parent = parent;`
21	`err.require = true;`
22	`throw err;`
23	`}`
24
25	`var module = require.modules[resolved];`
26
27	`// perform real require()`
28	`// by invoking the module's`
29	`// registered function`
30	`if (!module.exports) {`
31	`module.exports = {};`
32	`module.client = module.component = true;`
33	`module.call(this, module.exports, require.relative(resolved), module);`
34	`}`
35
36	`return module.exports;`
37	`}`
38
39	`/**`
40	`* Registered modules.`