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chai - npm Package Compare versions

Comparing version 0.1.0 to 0.1.1

499

chai.js

@@ -61,2 +61,30 @@

/**
* ### BDD Style Introduction
*
* The BDD style is exposed through `expect` or `should` interfaces. In both
* scenarios, you chain together natural language assertions.
*
* // expect
* var expect = require('chai').expect;
* expect(foo).to.equal('bar');
*
* // should
* var should = require('chai').should();
* foo.should.equal('bar');
*
* #### Differences
*
* The `expect` interface provides a function as a starting point for chaining
* your language assertions. It works on both node.js and in the browser.
*
* The `should` interface extends `Object.prototype` to provide a single getter as
* the starting point for your language assertions. Most browser don't like
* extensions to `Object.prototype` so it is not recommended for browser use.
*/
/*!
* Module dependencies.
*/
var AssertionError = require('./error')

@@ -66,4 +94,16 @@ , eql = require('./utils/eql')

/*!
* Module export.
*/
module.exports = Assertion;
/*!
* # Assertion Constructor
*
* Creates object for chaining.
*
* @api private
*/
function Assertion (obj, msg) {

@@ -74,2 +114,15 @@ this.obj = obj;

/*!
* # .assert(expression, message, negateMessage)
*
* Executes an expression and check expectations.
* Throws AssertionError for reporting.
*
* @name assert
* @param {Philosophical} expression to be tested
* @param {String} message to display if fails
* @param {String} negatedMessage to display if negated expression fails
* @api privage
*/
Assertion.prototype.assert = function (expr, msg, negateMsg) {

@@ -87,2 +140,11 @@ var msg = (this.msg ? this.msg + ': ' : '') + (this.negate ? negateMsg : msg)

/*!
* # inpsect
*
* Returns the current object stringified.
*
* @name inspect
* @api private
*/
Assertion.prototype.__defineGetter__('inspect', function () {

@@ -92,11 +154,11 @@ return inspect(this.obj);

Assertion.prototype.__defineGetter__('arguments', function () {
this.assert(
'[object Arguments]' == Object.prototype.toString.call(this.obj)
, 'expected ' + this.inspect + ' to be arguments'
, 'expected ' + this.inspect + ' to not be arguments');
/**
* # to
*
* Language chain.
*
* @name to
* @api public
*/
return this;
});
Assertion.prototype.__defineGetter__('to', function () {

@@ -106,2 +168,11 @@ return this;

/**
* # be
*
* Language chain.
*
* @name be
* @api public
*/
Assertion.prototype.__defineGetter__('be', function () {

@@ -111,2 +182,11 @@ return this;

/**
* # an
*
* Language chain.
*
* @name an
* @api public
*/
Assertion.prototype.__defineGetter__('an', function () {

@@ -116,2 +196,11 @@ return this;

/**
* # is
*
* Language chain.
*
* @name is
* @api public
*/
Assertion.prototype.__defineGetter__('is', function () {

@@ -121,2 +210,11 @@ return this;

/**
* # and
*
* Language chain.
*
* @name and
* @api public
*/
Assertion.prototype.__defineGetter__('and', function () {

@@ -126,2 +224,11 @@ return this;

/**
* # have
*
* Language chain.
*
* @name have
* @api public
*/
Assertion.prototype.__defineGetter__('have', function () {

@@ -131,6 +238,10 @@ return this;

Assertion.prototype.__defineGetter__('include', function () {
this.includes = true;
return this;
});
/**
* # with
*
* Language chain.
*
* @name with
* @api public
*/

@@ -141,2 +252,11 @@ Assertion.prototype.__defineGetter__('with', function () {

/**
* # .not
*
* Negates any of assertions following in the chain.
*
* @name not
* @api public
*/
Assertion.prototype.__defineGetter__('not', function () {

@@ -147,2 +267,16 @@ this.negate = true;

/**
* # .ok
*
* Assert object truthiness.
*
* expect('everthing').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
*/
Assertion.prototype.__defineGetter__('ok', function () {

@@ -157,2 +291,11 @@ this.assert(

/**
* # .true
*
* Assert object is true
*
* @name true
* @api public
*/
Assertion.prototype.__defineGetter__('true', function () {

@@ -167,2 +310,11 @@ this.assert(

/**
* # .false
*
* Assert object is false
*
* @name false
* @api public
*/
Assertion.prototype.__defineGetter__('false', function () {

@@ -177,2 +329,16 @@ this.assert(

/**
* # .exist
*
* Assert object exists (null).
*
* var foo = 'hi'
* , bar;
* expect(foo).to.exist;
* expect(bar).to.not.exist;
*
* @name exist
* @api public
*/
Assertion.prototype.__defineGetter__('exist', function () {

@@ -187,2 +353,13 @@ this.assert(

/**
* # .empty
*
* Assert object's length to be 0.
*
* expect([]).to.be.empty;
*
* @name empty
* @api public
*/
Assertion.prototype.__defineGetter__('empty', function () {

@@ -199,2 +376,36 @@ new Assertion(this.obj).to.have.property('length');

/**
* # .arguments
*
* Assert object is an instanceof arguments.
*
* function test () {
* expect(arguments).to.be.arguments;
* }
*
* @name arguments
* @api public
*/
Assertion.prototype.__defineGetter__('arguments', function () {
this.assert(
'[object Arguments]' == Object.prototype.toString.call(this.obj)
, 'expected ' + this.inspect + ' to be arguments'
, 'expected ' + this.inspect + ' to not be arguments');
return this;
});
/**
* # .equal(value)
*
* Assert strict equality.
*
* expect('hello').to.equal('hello');
*
* @name equal
* @param {*} value
* @api public
*/
Assertion.prototype.equal = function (val) {

@@ -209,2 +420,14 @@ this.assert(

/**
* # .eql(value)
*
* Assert deep equality.
*
* expect({ foo: 'bar' }).to.eql({ foo: 'bar' });
*
* @name eql
* @param {*} value
* @api public
*/
Assertion.prototype.eql = function (obj) {

@@ -218,2 +441,14 @@ this.assert(

/**
* # .above(value)
*
* Assert greater than `value`.
*
* expect(10).to.be.above(5);
*
* @name above
* @param {Number} value
* @api public
*/
Assertion.prototype.above = function (val) {

@@ -228,2 +463,14 @@ this.assert(

/**
* # .below(value)
*
* Assert less than `value`.
*
* expect(5).to.be.below(10);
*
* @name below
* @param {Number} value
* @api public
*/
Assertion.prototype.below = function (val) {

@@ -238,2 +485,38 @@ this.assert(

/**
* # .within(start, finish)
*
* Assert that a number is within a range.
*
* expect(7).to.be.within(5,10);
*
* @name within
* @param {Number} start lowerbound inclusive
* @param {Number} finish upperbound inclusive
* @api public
*/
Assertion.prototype.within = function (start, finish) {
var range = start + '..' + finish;
this.assert(
this.obj >= start && this.obj <= finish
, 'expected ' + this.inspect + ' to be within ' + range
, 'expected ' + this.inspect + ' to not be within ' + range);
return this;
};
/**
* # .a(type)
*
* Assert typeof.
*
* expect('test').to.be.a('string');
*
* @name a
* @param {String} type
* @api public
*/
Assertion.prototype.a = function (type) {

@@ -248,2 +531,15 @@ this.assert(

/**
* # .instanceOf(constructor)
*
* Assert instanceof.
*
* expect(42).to.be.instanceof(Number);
* expect([4,2]).to.be.instanceof(Array);
*
* @name instanceOf
* @param {Constructor}
* @api public
*/
Assertion.prototype.instanceof = function (constructor) {

@@ -259,2 +555,15 @@ var name = constructor.name;

/**
* # respondTo(method)
*
* Assert that `method` is a function.
*
* var res = { send: function () {} };
* expect(res).to.respondTo('send');
*
* @name respondTo
* @param {String} method name
* @api public
*/
Assertion.prototype.respondTo = function (method) {

@@ -269,2 +578,20 @@ this.assert(

/**
* # .property(name, [value])
*
* Assert that property of `name` exists,
* optionally with `value`.
*
* var obj = { foo: 'bar' }
* expect(obj).to.have.property('foo');
* expect(obj).to.have.property('foo', 'bar');
* expect(obj).to.have.property('foo').to.be.a('string');
*
* @name property
* @param {String} name
* @param {*} value (optional)
* @returns value of property for chaining
* @api public
*/
Assertion.prototype.property = function (name, val) {

@@ -294,2 +621,15 @@ if (this.negate && undefined !== val) {

/**
* # .ownProperty(name)
*
* Assert that has own property by `name`.
*
* expect('test').to.have.ownProperty('length');
*
* @name ownProperty
* @alias haveOwnProperty
* @param {String} name
* @api public
*/
Assertion.prototype.ownProperty = function (name) {

@@ -303,2 +643,16 @@ this.assert(

/**
* # .length(val)
*
* Assert that object has expected length.
*
* expect([1,2,3]).to.have.length(3);
* expect('foobar').to.have.length(6);
*
* @name length
* @alias lengthOf
* @param {Number} length
* @api public
*/
Assertion.prototype.length = function (n) {

@@ -316,2 +670,14 @@ new Assertion(this.obj).to.have.property('length');

/**
* # .match(regexp)
*
* Assert that matches regular expression.
*
* expect('foobar').to.match(/^foo/);
*
* @name match
* @param {RegExp} RegularExpression
* @api public
*/
Assertion.prototype.match = function (re) {

@@ -326,2 +692,14 @@ this.assert(

/**
* # .contain(obj)
*
* Assert the inclusion of an object in an Array
*
* expect([1,2,3]).to.contain(2);
*
* @name contain
* @param {Object|String|Number} obj
* @api public
*/
Assertion.prototype.contain = function (obj) {

@@ -338,22 +716,14 @@ new Assertion(this.obj).to.be.an.instanceof(Array);

Assertion.prototype.within = function (start, finish) {
var range = start + '..' + finish;
/**
* # .string(string)
*
* Assert inclusion of string in string.
*
* expect('foobar').to.include.string('bar');
*
* @name string
* @param {String} string
* @api public
*/
this.assert(
this.obj >= start && this.obj <= finish
, 'expected ' + this.inspect + ' to be within ' + range
, 'expected ' + this.inspect + ' to not be within ' + range);
return this;
};
Assertion.prototype.greaterThan = function (val) {
this.assert(
this.obj > val
, 'expected ' + this.inspect + ' to be greater than ' + inspect(val)
, 'expected ' + this.inspect + ' to not be greater than ' + inspect(val));
return this;
};
Assertion.prototype.string = function (str) {

@@ -370,2 +740,15 @@ new Assertion(this.obj).is.a('string');

/**
* # .object(object)
*
* Assert inclusion of object in object.
*
* var obj = {foo: 'bar', baz: {baaz: 42}, qux: 13};
* expect(obj).to.include.object({foo: 'bar'});
*
* @name object
* @param {Object} object
* @api public
*/
Assertion.prototype.object = function(obj){

@@ -391,2 +774,31 @@ new Assertion(this.obj).is.a('object');

/**
* # include
*
* Language chain that lags #keys to test for inclusion testing.
*
* @name include
* @api public
*/
Assertion.prototype.__defineGetter__('include', function () {
this.includes = true;
return this;
});
/**
* # .keys(key1, [key2], [...])
*
* Assert exact keys or the inclusing of keys using
* the include modifier.
*
* expect({ foo: 1, bar: 2 }).to.have.keys(['foo', 'bar']);
* expect({ foo: 1, bar: 2, baz: 3 }).to.include.keys('foo', 'bar');
*
* @name keys
* @alias key
* @param {String|Array} Keys
* @api public
*/
Assertion.prototype.keys = function(keys) {

@@ -441,2 +853,18 @@ var str

/**
* # .throw(constructor)
*
* Assert that a function will throw a specific
* type of error.
*
* var fn = function () { throw new ReferenceError(''); }
* expect(fn).to.throw(ReferenceError);
*
* @name throw
* @alias throws
* @param {ErrorConstructor} constructor
* @see https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Error#Error_types
* @api public
*/
Assertion.prototype.throw = function (constructor) {

@@ -466,3 +894,3 @@ new Assertion(this.obj).is.a('function');

/**
/*!
* Aliases.

@@ -479,3 +907,4 @@ */

('above', 'greaterThan')
('below', 'lessThan');
('below', 'lessThan')
('throw', 'throws');
}); // module: assertion.js

@@ -492,3 +921,3 @@

exports.version = '0.1.0';
exports.version = '0.1.1';

@@ -511,3 +940,3 @@ exports.expect = require('./interface/expect');

});
}
};
}); // module: chai.js

@@ -514,0 +943,0 @@

0.1.1 / 2011-12-16
==================
* docs ready for upcoming 0.1.1
* readme image fixed [ci skip]
* more readme tweaks [ci skip]
* réadmet image fixed [ci skip]
* documentation
* codex locked in version 0.0.5
* more comments to assertions for docs
* assertions fully commented, browser library updated
* adding codex as doc dependancy
* prepping for docs
* assertion component completely commented for documentation
* added exist test
* var expect outside of browser if check
* added keywords to package.json
0.1.0 / 2011-12-15

@@ -3,0 +21,0 @@ ==================

@@ -12,2 +12,30 @@ /*!

/**
* ### BDD Style Introduction
*
* The BDD style is exposed through `expect` or `should` interfaces. In both
* scenarios, you chain together natural language assertions.
*
* // expect
* var expect = require('chai').expect;
* expect(foo).to.equal('bar');
*
* // should
* var should = require('chai').should();
* foo.should.equal('bar');
*
* #### Differences
*
* The `expect` interface provides a function as a starting point for chaining
* your language assertions. It works on both node.js and in the browser.
*
* The `should` interface extends `Object.prototype` to provide a single getter as
* the starting point for your language assertions. Most browser don't like
* extensions to `Object.prototype` so it is not recommended for browser use.
*/
/*!
* Module dependencies.
*/
var AssertionError = require('./error')

@@ -17,4 +45,16 @@ , eql = require('./utils/eql')

/*!
* Module export.
*/
module.exports = Assertion;
/*!
* # Assertion Constructor
*
* Creates object for chaining.
*
* @api private
*/
function Assertion (obj, msg) {

@@ -25,2 +65,15 @@ this.obj = obj;

/*!
* # .assert(expression, message, negateMessage)
*
* Executes an expression and check expectations.
* Throws AssertionError for reporting.
*
* @name assert
* @param {Philosophical} expression to be tested
* @param {String} message to display if fails
* @param {String} negatedMessage to display if negated expression fails
* @api privage
*/
Assertion.prototype.assert = function (expr, msg, negateMsg) {

@@ -38,2 +91,11 @@ var msg = (this.msg ? this.msg + ': ' : '') + (this.negate ? negateMsg : msg)

/*!
* # inpsect
*
* Returns the current object stringified.
*
* @name inspect
* @api private
*/
Assertion.prototype.__defineGetter__('inspect', function () {

@@ -43,11 +105,11 @@ return inspect(this.obj);

Assertion.prototype.__defineGetter__('arguments', function () {
this.assert(
'[object Arguments]' == Object.prototype.toString.call(this.obj)
, 'expected ' + this.inspect + ' to be arguments'
, 'expected ' + this.inspect + ' to not be arguments');
/**
* # to
*
* Language chain.
*
* @name to
* @api public
*/
return this;
});
Assertion.prototype.__defineGetter__('to', function () {

@@ -57,2 +119,11 @@ return this;

/**
* # be
*
* Language chain.
*
* @name be
* @api public
*/
Assertion.prototype.__defineGetter__('be', function () {

@@ -62,2 +133,11 @@ return this;

/**
* # an
*
* Language chain.
*
* @name an
* @api public
*/
Assertion.prototype.__defineGetter__('an', function () {

@@ -67,2 +147,11 @@ return this;

/**
* # is
*
* Language chain.
*
* @name is
* @api public
*/
Assertion.prototype.__defineGetter__('is', function () {

@@ -72,2 +161,11 @@ return this;

/**
* # and
*
* Language chain.
*
* @name and
* @api public
*/
Assertion.prototype.__defineGetter__('and', function () {

@@ -77,2 +175,11 @@ return this;

/**
* # have
*
* Language chain.
*
* @name have
* @api public
*/
Assertion.prototype.__defineGetter__('have', function () {

@@ -82,6 +189,10 @@ return this;

Assertion.prototype.__defineGetter__('include', function () {
this.includes = true;
return this;
});
/**
* # with
*
* Language chain.
*
* @name with
* @api public
*/

@@ -92,2 +203,11 @@ Assertion.prototype.__defineGetter__('with', function () {

/**
* # .not
*
* Negates any of assertions following in the chain.
*
* @name not
* @api public
*/
Assertion.prototype.__defineGetter__('not', function () {

@@ -98,2 +218,16 @@ this.negate = true;

/**
* # .ok
*
* Assert object truthiness.
*
* expect('everthing').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
*/
Assertion.prototype.__defineGetter__('ok', function () {

@@ -108,2 +242,11 @@ this.assert(

/**
* # .true
*
* Assert object is true
*
* @name true
* @api public
*/
Assertion.prototype.__defineGetter__('true', function () {

@@ -118,2 +261,11 @@ this.assert(

/**
* # .false
*
* Assert object is false
*
* @name false
* @api public
*/
Assertion.prototype.__defineGetter__('false', function () {

@@ -128,2 +280,16 @@ this.assert(

/**
* # .exist
*
* Assert object exists (null).
*
* var foo = 'hi'
* , bar;
* expect(foo).to.exist;
* expect(bar).to.not.exist;
*
* @name exist
* @api public
*/
Assertion.prototype.__defineGetter__('exist', function () {

@@ -138,2 +304,13 @@ this.assert(

/**
* # .empty
*
* Assert object's length to be 0.
*
* expect([]).to.be.empty;
*
* @name empty
* @api public
*/
Assertion.prototype.__defineGetter__('empty', function () {

@@ -150,2 +327,36 @@ new Assertion(this.obj).to.have.property('length');

/**
* # .arguments
*
* Assert object is an instanceof arguments.
*
* function test () {
* expect(arguments).to.be.arguments;
* }
*
* @name arguments
* @api public
*/
Assertion.prototype.__defineGetter__('arguments', function () {
this.assert(
'[object Arguments]' == Object.prototype.toString.call(this.obj)
, 'expected ' + this.inspect + ' to be arguments'
, 'expected ' + this.inspect + ' to not be arguments');
return this;
});
/**
* # .equal(value)
*
* Assert strict equality.
*
* expect('hello').to.equal('hello');
*
* @name equal
* @param {*} value
* @api public
*/
Assertion.prototype.equal = function (val) {

@@ -160,2 +371,14 @@ this.assert(

/**
* # .eql(value)
*
* Assert deep equality.
*
* expect({ foo: 'bar' }).to.eql({ foo: 'bar' });
*
* @name eql
* @param {*} value
* @api public
*/
Assertion.prototype.eql = function (obj) {

@@ -169,2 +392,14 @@ this.assert(

/**
* # .above(value)
*
* Assert greater than `value`.
*
* expect(10).to.be.above(5);
*
* @name above
* @param {Number} value
* @api public
*/
Assertion.prototype.above = function (val) {

@@ -179,2 +414,14 @@ this.assert(

/**
* # .below(value)
*
* Assert less than `value`.
*
* expect(5).to.be.below(10);
*
* @name below
* @param {Number} value
* @api public
*/
Assertion.prototype.below = function (val) {

@@ -189,2 +436,38 @@ this.assert(

/**
* # .within(start, finish)
*
* Assert that a number is within a range.
*
* expect(7).to.be.within(5,10);
*
* @name within
* @param {Number} start lowerbound inclusive
* @param {Number} finish upperbound inclusive
* @api public
*/
Assertion.prototype.within = function (start, finish) {
var range = start + '..' + finish;
this.assert(
this.obj >= start && this.obj <= finish
, 'expected ' + this.inspect + ' to be within ' + range
, 'expected ' + this.inspect + ' to not be within ' + range);
return this;
};
/**
* # .a(type)
*
* Assert typeof.
*
* expect('test').to.be.a('string');
*
* @name a
* @param {String} type
* @api public
*/
Assertion.prototype.a = function (type) {

@@ -199,2 +482,15 @@ this.assert(

/**
* # .instanceOf(constructor)
*
* Assert instanceof.
*
* expect(42).to.be.instanceof(Number);
* expect([4,2]).to.be.instanceof(Array);
*
* @name instanceOf
* @param {Constructor}
* @api public
*/
Assertion.prototype.instanceof = function (constructor) {

@@ -210,2 +506,15 @@ var name = constructor.name;

/**
* # respondTo(method)
*
* Assert that `method` is a function.
*
* var res = { send: function () {} };
* expect(res).to.respondTo('send');
*
* @name respondTo
* @param {String} method name
* @api public
*/
Assertion.prototype.respondTo = function (method) {

@@ -220,2 +529,20 @@ this.assert(

/**
* # .property(name, [value])
*
* Assert that property of `name` exists,
* optionally with `value`.
*
* var obj = { foo: 'bar' }
* expect(obj).to.have.property('foo');
* expect(obj).to.have.property('foo', 'bar');
* expect(obj).to.have.property('foo').to.be.a('string');
*
* @name property
* @param {String} name
* @param {*} value (optional)
* @returns value of property for chaining
* @api public
*/
Assertion.prototype.property = function (name, val) {

@@ -245,2 +572,15 @@ if (this.negate && undefined !== val) {

/**
* # .ownProperty(name)
*
* Assert that has own property by `name`.
*
* expect('test').to.have.ownProperty('length');
*
* @name ownProperty
* @alias haveOwnProperty
* @param {String} name
* @api public
*/
Assertion.prototype.ownProperty = function (name) {

@@ -254,2 +594,16 @@ this.assert(

/**
* # .length(val)
*
* Assert that object has expected length.
*
* expect([1,2,3]).to.have.length(3);
* expect('foobar').to.have.length(6);
*
* @name length
* @alias lengthOf
* @param {Number} length
* @api public
*/
Assertion.prototype.length = function (n) {

@@ -267,2 +621,14 @@ new Assertion(this.obj).to.have.property('length');

/**
* # .match(regexp)
*
* Assert that matches regular expression.
*
* expect('foobar').to.match(/^foo/);
*
* @name match
* @param {RegExp} RegularExpression
* @api public
*/
Assertion.prototype.match = function (re) {

@@ -277,2 +643,14 @@ this.assert(

/**
* # .contain(obj)
*
* Assert the inclusion of an object in an Array
*
* expect([1,2,3]).to.contain(2);
*
* @name contain
* @param {Object|String|Number} obj
* @api public
*/
Assertion.prototype.contain = function (obj) {

@@ -289,22 +667,14 @@ new Assertion(this.obj).to.be.an.instanceof(Array);

Assertion.prototype.within = function (start, finish) {
var range = start + '..' + finish;
/**
* # .string(string)
*
* Assert inclusion of string in string.
*
* expect('foobar').to.include.string('bar');
*
* @name string
* @param {String} string
* @api public
*/
this.assert(
this.obj >= start && this.obj <= finish
, 'expected ' + this.inspect + ' to be within ' + range
, 'expected ' + this.inspect + ' to not be within ' + range);
return this;
};
Assertion.prototype.greaterThan = function (val) {
this.assert(
this.obj > val
, 'expected ' + this.inspect + ' to be greater than ' + inspect(val)
, 'expected ' + this.inspect + ' to not be greater than ' + inspect(val));
return this;
};
Assertion.prototype.string = function (str) {

@@ -321,2 +691,15 @@ new Assertion(this.obj).is.a('string');

/**
* # .object(object)
*
* Assert inclusion of object in object.
*
* var obj = {foo: 'bar', baz: {baaz: 42}, qux: 13};
* expect(obj).to.include.object({foo: 'bar'});
*
* @name object
* @param {Object} object
* @api public
*/
Assertion.prototype.object = function(obj){

@@ -342,2 +725,31 @@ new Assertion(this.obj).is.a('object');

/**
* # include
*
* Language chain that lags #keys to test for inclusion testing.
*
* @name include
* @api public
*/
Assertion.prototype.__defineGetter__('include', function () {
this.includes = true;
return this;
});
/**
* # .keys(key1, [key2], [...])
*
* Assert exact keys or the inclusing of keys using
* the include modifier.
*
* expect({ foo: 1, bar: 2 }).to.have.keys(['foo', 'bar']);
* expect({ foo: 1, bar: 2, baz: 3 }).to.include.keys('foo', 'bar');
*
* @name keys
* @alias key
* @param {String|Array} Keys
* @api public
*/
Assertion.prototype.keys = function(keys) {

@@ -392,2 +804,18 @@ var str

/**
* # .throw(constructor)
*
* Assert that a function will throw a specific
* type of error.
*
* var fn = function () { throw new ReferenceError(''); }
* expect(fn).to.throw(ReferenceError);
*
* @name throw
* @alias throws
* @param {ErrorConstructor} constructor
* @see https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Error#Error_types
* @api public
*/
Assertion.prototype.throw = function (constructor) {

@@ -417,3 +845,3 @@ new Assertion(this.obj).is.a('function');

/**
/*!
* Aliases.

@@ -430,2 +858,3 @@ */

('above', 'greaterThan')
('below', 'lessThan');
('below', 'lessThan')
('throw', 'throws');

4

lib/chai.js

@@ -9,3 +9,3 @@ /*!

exports.version = '0.1.0';
exports.version = '0.1.1';

@@ -28,2 +28,2 @@ exports.expect = require('./interface/expect');

});
}
};
{
"author": "Jake Luer <jake@alogicalparadox.com>",
"name": "chai",
"description": "BDD/TDD assertion framework for node.js and the browser.",
"description": "BDD/TDD assertion library for node.js and the browser. Test framework agnostic.",
"keywords": [ "test", "assertion", "assert", "testing" ],
"version": "0.1.0",
"version": "0.1.1",
"repository": {

@@ -23,4 +23,5 @@ "type": "git",

"devDependencies": {
"mocha": "*"
"mocha": "*",
"codex": "0.0.5"
}
}

@@ -1,11 +0,10 @@

# Chai [![Build Status](https://secure.travis-ci.org/logicalparadox/chai.png)](http://travis-ci.org/logicalparadox/chai)
[![Build Status](https://secure.travis-ci.org/logicalparadox/chai.png)](http://travis-ci.org/logicalparadox/chai)
Chai is a multi-style assert library for [node](http://nodejs.org) and the browser.
It is based on [@visionmedia's awesome should.js](https://github.com/visionmedia/should.js)
assert library and is completely API compatable.
[![Chai Documentation](https://github.com/logicalparadox/chai/raw/master/docs/template/assets/img/chai-logo.png)](http://chaijs.com)
This library was developed because, as awesome as `should.js` is, it doesn't work in the browser.
As the lines blur (and sometimes disappear) between modules that run on either side, I needed
an assert package that allowed the same tests to run on both sides.
Chai is a BDD / TDD assertion library for [node](http://nodejs.org) and the browser that
can be delightfully paired with any javascript testing framework.
For more information view the [documentation](http://chaijs.com).
## Installation

@@ -29,55 +28,5 @@

Chai tests itself in the browser using mocha [mocha](https://github.com/visionmedia/mocha).
Chai tests itself in the browser using [mocha](https://github.com/visionmedia/mocha).
Have a look at the `test/browser` folder for an example.
## Styles
### Expect
The `expect` style is server/browser BDD style assert language.
```js
var expect = require('chai').expect;
var foo = 'bar';
expect(foo).to.be.a('string');
expect(foo).to.equal('bar');
expect(foo).to.have.length(3);
```
### Should
The `should` style allows for chai to be a replacement for [should.js](https://github.com/visionmedia/should.js)
if the need arises.
```js
var should = require('chai').should(); //actually call the the function
var foo = 'bar';
foo.should.be.a('string');
foo.should.equal('bar');
foo.should.have.length(3);
```
*Should tests do not run in the browser.*
Notice that the `expect` require is just a reference to the `expect` function, whereas
with the `should` require, the function is being executed.
### Assert
The `assert` style is like the node.js included assert utility with few extras.
```js
var assert = require('chai').assert;
var foo = 'bar';
assert.typeOf(foo, 'string');
assert.equal(foo, 'bar');
assert.length(foo, 3);
```
## License

@@ -84,0 +33,0 @@

@@ -7,6 +7,7 @@ /**

if (!chai) {
var chai = require('../')
, expect = chai.expect;
var chai = require('../');
}
var expect = chai.expect;
function err(fn, msg) {

@@ -71,2 +72,9 @@ try {

'text exist': function(){
var foo = 'bar'
, bar;
expect(foo).to.exist;
expect(bar).to.not.exist;
},
'test arguments': function(){

@@ -73,0 +81,0 @@ var args = (function(){ return arguments; })(1,2,3);

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