Skip to content

Instantly share code, notes, and snippets.

Embed
What would you like to do?
This is the failed output of rollup for the statement `import {expect} from 'chai'` - bad options for global?
/*
Rollup messages:
[15:45:47] Treating 'buffer' as external dependency
[15:45:48] No name was provided for external module 'buffer' in options.globals – guessing 'require$$0'
index.js
import {expect} from 'chai'
chai - chai@3.5.0
rollup options:
let options = {
entry: 'test/index.js',
sourceMap: true,
format: 'iife',
plugins: [
commonjs({
include: 'node_modules/**',
extensions: [
'.js'
]
}),
nodeResolve({
jsnext: true,
main: true,
builtins: false,
browser: true,
extensions: [
'.js',
'.json'
]
}),
babel({
babelrc: false,
presets: [
'es2015-rollup'
]
}),
],
dest: 'dist/picker-tests.js.iife.js',
moduleName: 'pickerTests'
}
*/
(function (require$$0) {
'use strict';
require$$0 = 'default' in require$$0 ? require$$0['default'] : require$$0;
var __commonjs_global = typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : this;
function __commonjs(fn, module) { return module = { exports: {} }, fn(module, module.exports, __commonjs_global), module.exports; }
var babelHelpers = {};
babelHelpers.typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) {
return typeof obj;
} : function (obj) {
return obj && typeof Symbol === "function" && obj.constructor === Symbol ? "symbol" : typeof obj;
};
babelHelpers.classCallCheck = function (instance, Constructor) {
if (!(instance instanceof Constructor)) {
throw new TypeError("Cannot call a class as a function");
}
};
babelHelpers.createClass = function () {
function defineProperties(target, props) {
for (var i = 0; i < props.length; i++) {
var descriptor = props[i];
descriptor.enumerable = descriptor.enumerable || false;
descriptor.configurable = true;
if ("value" in descriptor) descriptor.writable = true;
Object.defineProperty(target, descriptor.key, descriptor);
}
}
return function (Constructor, protoProps, staticProps) {
if (protoProps) defineProperties(Constructor.prototype, protoProps);
if (staticProps) defineProperties(Constructor, staticProps);
return Constructor;
};
}();
babelHelpers.get = function get(object, property, receiver) {
if (object === null) object = Function.prototype;
var desc = Object.getOwnPropertyDescriptor(object, property);
if (desc === undefined) {
var parent = Object.getPrototypeOf(object);
if (parent === null) {
return undefined;
} else {
return get(parent, property, receiver);
}
} else if ("value" in desc) {
return desc.value;
} else {
var getter = desc.get;
if (getter === undefined) {
return undefined;
}
return getter.call(receiver);
}
};
babelHelpers.inherits = function (subClass, superClass) {
if (typeof superClass !== "function" && superClass !== null) {
throw new TypeError("Super expression must either be null or a function, not " + typeof superClass);
}
subClass.prototype = Object.create(superClass && superClass.prototype, {
constructor: {
value: subClass,
enumerable: false,
writable: true,
configurable: true
}
});
if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass;
};
babelHelpers.possibleConstructorReturn = function (self, call) {
if (!self) {
throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
}
return call && (typeof call === "object" || typeof call === "function") ? call : self;
};
babelHelpers.toConsumableArray = function (arr) {
if (Array.isArray(arr)) {
for (var i = 0, arr2 = Array(arr.length); i < arr.length; i++) arr2[i] = arr[i];
return arr2;
} else {
return Array.from(arr);
}
};
babelHelpers;
var assert = __commonjs(function (module) {
/*!
* chai
* Copyright(c) 2011-2014 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
module.exports = function (chai, util) {
/*!
* Chai dependencies.
*/
var Assertion = chai.Assertion,
flag = util.flag;
/*!
* Module export.
*/
/**
* ### 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
* @namespace Assert
* @api public
*/
var assert = chai.assert = function (express, errmsg) {
var test = new Assertion(null, null, chai.assert);
test.assert(express, errmsg, '[ negation message unavailable ]');
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.fail = function (actual, expected, message, operator) {
message = message || 'assert.fail()';
throw new chai.AssertionError(message, {
actual: actual,
expected: expected,
operator: operator
}, assert.fail);
};
/**
* ### .isOk(object, [message])
*
* Asserts that `object` is truthy.
*
* assert.isOk('everything', 'everything is ok');
* assert.isOk(false, 'this will fail');
*
* @name isOk
* @alias ok
* @param {Mixed} object to test
* @param {String} message
* @namespace Assert
* @api public
*/
assert.isOk = function (val, msg) {
new Assertion(val, msg).is.ok;
};
/**
* ### .isNotOk(object, [message])
*
* Asserts that `object` is falsy.
*
* assert.isNotOk('everything', 'this will fail');
* assert.isNotOk(false, 'this will pass');
*
* @name isNotOk
* @alias notOk
* @param {Mixed} object to test
* @param {String} message
* @namespace Assert
* @api public
*/
assert.isNotOk = function (val, msg) {
new Assertion(val, msg).is.not.ok;
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.equal = function (act, exp, msg) {
var test = new Assertion(act, msg, assert.equal);
test.assert(exp == flag(test, 'object'), 'expected #{this} to equal #{exp}', 'expected #{this} to not equal #{act}', exp, act);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.notEqual = function (act, exp, msg) {
var test = new Assertion(act, msg, assert.notEqual);
test.assert(exp != flag(test, 'object'), 'expected #{this} to not equal #{exp}', 'expected #{this} to equal #{act}', exp, act);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.strictEqual = function (act, exp, msg) {
new Assertion(act, msg).to.equal(exp);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.notStrictEqual = function (act, exp, msg) {
new Assertion(act, msg).to.not.equal(exp);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.deepEqual = function (act, exp, msg) {
new Assertion(act, msg).to.eql(exp);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.notDeepEqual = function (act, exp, msg) {
new Assertion(act, msg).to.not.eql(exp);
};
/**
* ### .isAbove(valueToCheck, valueToBeAbove, [message])
*
* Asserts `valueToCheck` is strictly greater than (>) `valueToBeAbove`
*
* assert.isAbove(5, 2, '5 is strictly greater than 2');
*
* @name isAbove
* @param {Mixed} valueToCheck
* @param {Mixed} valueToBeAbove
* @param {String} message
* @namespace Assert
* @api public
*/
assert.isAbove = function (val, abv, msg) {
new Assertion(val, msg).to.be.above(abv);
};
/**
* ### .isAtLeast(valueToCheck, valueToBeAtLeast, [message])
*
* Asserts `valueToCheck` is greater than or equal to (>=) `valueToBeAtLeast`
*
* assert.isAtLeast(5, 2, '5 is greater or equal to 2');
* assert.isAtLeast(3, 3, '3 is greater or equal to 3');
*
* @name isAtLeast
* @param {Mixed} valueToCheck
* @param {Mixed} valueToBeAtLeast
* @param {String} message
* @namespace Assert
* @api public
*/
assert.isAtLeast = function (val, atlst, msg) {
new Assertion(val, msg).to.be.least(atlst);
};
/**
* ### .isBelow(valueToCheck, valueToBeBelow, [message])
*
* Asserts `valueToCheck` is strictly less than (<) `valueToBeBelow`
*
* assert.isBelow(3, 6, '3 is strictly less than 6');
*
* @name isBelow
* @param {Mixed} valueToCheck
* @param {Mixed} valueToBeBelow
* @param {String} message
* @namespace Assert
* @api public
*/
assert.isBelow = function (val, blw, msg) {
new Assertion(val, msg).to.be.below(blw);
};
/**
* ### .isAtMost(valueToCheck, valueToBeAtMost, [message])
*
* Asserts `valueToCheck` is less than or equal to (<=) `valueToBeAtMost`
*
* assert.isAtMost(3, 6, '3 is less than or equal to 6');
* assert.isAtMost(4, 4, '4 is less than or equal to 4');
*
* @name isAtMost
* @param {Mixed} valueToCheck
* @param {Mixed} valueToBeAtMost
* @param {String} message
* @namespace Assert
* @api public
*/
assert.isAtMost = function (val, atmst, msg) {
new Assertion(val, msg).to.be.most(atmst);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.isTrue = function (val, msg) {
new Assertion(val, msg).is['true'];
};
/**
* ### .isNotTrue(value, [message])
*
* Asserts that `value` is not true.
*
* var tea = 'tasty chai';
* assert.isNotTrue(tea, 'great, time for tea!');
*
* @name isNotTrue
* @param {Mixed} value
* @param {String} message
* @namespace Assert
* @api public
*/
assert.isNotTrue = function (val, msg) {
new Assertion(val, msg).to.not.equal(true);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.isFalse = function (val, msg) {
new Assertion(val, msg).is['false'];
};
/**
* ### .isNotFalse(value, [message])
*
* Asserts that `value` is not false.
*
* var tea = 'tasty chai';
* assert.isNotFalse(tea, 'great, time for tea!');
*
* @name isNotFalse
* @param {Mixed} value
* @param {String} message
* @namespace Assert
* @api public
*/
assert.isNotFalse = function (val, msg) {
new Assertion(val, msg).to.not.equal(false);
};
/**
* ### .isNull(value, [message])
*
* Asserts that `value` is null.
*
* assert.isNull(err, 'there was no error');
*
* @name isNull
* @param {Mixed} value
* @param {String} message
* @namespace Assert
* @api public
*/
assert.isNull = function (val, msg) {
new Assertion(val, msg).to.equal(null);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.isNotNull = function (val, msg) {
new Assertion(val, msg).to.not.equal(null);
};
/**
* ### .isNaN
* Asserts that value is NaN
*
* assert.isNaN('foo', 'foo is NaN');
*
* @name isNaN
* @param {Mixed} value
* @param {String} message
* @namespace Assert
* @api public
*/
assert.isNaN = function (val, msg) {
new Assertion(val, msg).to.be.NaN;
};
/**
* ### .isNotNaN
* Asserts that value is not NaN
*
* assert.isNotNaN(4, '4 is not NaN');
*
* @name isNotNaN
* @param {Mixed} value
* @param {String} message
* @namespace Assert
* @api public
*/
assert.isNotNaN = function (val, msg) {
new Assertion(val, msg).not.to.be.NaN;
};
/**
* ### .isUndefined(value, [message])
*
* Asserts that `value` is `undefined`.
*
* var tea;
* assert.isUndefined(tea, 'no tea defined');
*
* @name isUndefined
* @param {Mixed} value
* @param {String} message
* @namespace Assert
* @api public
*/
assert.isUndefined = function (val, msg) {
new Assertion(val, msg).to.equal(undefined);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.isDefined = function (val, msg) {
new Assertion(val, msg).to.not.equal(undefined);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.isFunction = function (val, msg) {
new Assertion(val, msg).to.be.a('function');
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.isNotFunction = function (val, msg) {
new Assertion(val, msg).to.not.be.a('function');
};
/**
* ### .isObject(value, [message])
*
* Asserts that `value` is an object of type 'Object' (as revealed by `Object.prototype.toString`).
* _The assertion does not match subclassed objects._
*
* var selection = { name: 'Chai', serve: 'with spices' };
* assert.isObject(selection, 'tea selection is an object');
*
* @name isObject
* @param {Mixed} value
* @param {String} message
* @namespace Assert
* @api public
*/
assert.isObject = function (val, msg) {
new Assertion(val, msg).to.be.a('object');
};
/**
* ### .isNotObject(value, [message])
*
* Asserts that `value` is _not_ an object of type 'Object' (as revealed by `Object.prototype.toString`).
*
* var selection = 'chai'
* assert.isNotObject(selection, 'tea selection is not an object');
* assert.isNotObject(null, 'null is not an object');
*
* @name isNotObject
* @param {Mixed} value
* @param {String} message
* @namespace Assert
* @api public
*/
assert.isNotObject = function (val, msg) {
new Assertion(val, msg).to.not.be.a('object');
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.isArray = function (val, msg) {
new Assertion(val, msg).to.be.an('array');
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.isNotArray = function (val, msg) {
new Assertion(val, msg).to.not.be.an('array');
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.isString = function (val, msg) {
new Assertion(val, msg).to.be.a('string');
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.isNotString = function (val, msg) {
new Assertion(val, msg).to.not.be.a('string');
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.isNumber = function (val, msg) {
new Assertion(val, msg).to.be.a('number');
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.isNotNumber = function (val, msg) {
new Assertion(val, msg).to.not.be.a('number');
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.isBoolean = function (val, msg) {
new Assertion(val, msg).to.be.a('boolean');
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.isNotBoolean = function (val, msg) {
new Assertion(val, msg).to.not.be.a('boolean');
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.typeOf = function (val, type, msg) {
new Assertion(val, msg).to.be.a(type);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.notTypeOf = function (val, type, msg) {
new Assertion(val, msg).to.not.be.a(type);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.instanceOf = function (val, type, msg) {
new Assertion(val, msg).to.be.instanceOf(type);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.notInstanceOf = function (val, type, msg) {
new Assertion(val, msg).to.not.be.instanceOf(type);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.include = function (exp, inc, msg) {
new Assertion(exp, msg, assert.include).include(inc);
};
/**
* ### .notInclude(haystack, needle, [message])
*
* Asserts that `haystack` does not include `needle`. Works
* for strings and arrays.
*
* 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
* @namespace Assert
* @api public
*/
assert.notInclude = function (exp, inc, msg) {
new Assertion(exp, msg, assert.notInclude).not.include(inc);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.match = function (exp, re, msg) {
new Assertion(exp, msg).to.match(re);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.notMatch = function (exp, re, msg) {
new Assertion(exp, msg).to.not.match(re);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.property = function (obj, prop, msg) {
new Assertion(obj, msg).to.have.property(prop);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.notProperty = function (obj, prop, msg) {
new Assertion(obj, msg).to.not.have.property(prop);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.deepProperty = function (obj, prop, msg) {
new Assertion(obj, msg).to.have.deep.property(prop);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.notDeepProperty = function (obj, prop, msg) {
new Assertion(obj, msg).to.not.have.deep.property(prop);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.propertyVal = function (obj, prop, val, msg) {
new Assertion(obj, msg).to.have.property(prop, val);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.propertyNotVal = function (obj, prop, val, msg) {
new Assertion(obj, msg).to.not.have.property(prop, val);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.deepPropertyVal = function (obj, prop, val, msg) {
new Assertion(obj, msg).to.have.deep.property(prop, val);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.deepPropertyNotVal = function (obj, prop, val, msg) {
new Assertion(obj, msg).to.not.have.deep.property(prop, val);
};
/**
* ### .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', 6, 'string has length of 6');
*
* @name lengthOf
* @param {Mixed} object
* @param {Number} length
* @param {String} message
* @namespace Assert
* @api public
*/
assert.lengthOf = function (exp, len, msg) {
new Assertion(exp, msg).to.have.length(len);
};
/**
* ### .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.throws(fn, 'function throws a reference error');
* assert.throws(fn, /function throws a reference error/);
* assert.throws(fn, ReferenceError);
* assert.throws(fn, ReferenceError, 'function throws a reference error');
* assert.throws(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
* @namespace Assert
* @api public
*/
assert.throws = function (fn, errt, errs, msg) {
if ('string' === typeof errt || errt instanceof RegExp) {
errs = errt;
errt = null;
}
var assertErr = new Assertion(fn, msg).to.throw(errt, errs);
return flag(assertErr, 'object');
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.doesNotThrow = function (fn, type, msg) {
if ('string' === typeof type) {
msg = type;
type = null;
}
new Assertion(fn, msg).to.not.Throw(type);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.operator = function (val, operator, val2, msg) {
var ok;
switch (operator) {
case '==':
ok = val == val2;
break;
case '===':
ok = val === val2;
break;
case '>':
ok = val > val2;
break;
case '>=':
ok = val >= val2;
break;
case '<':
ok = val < val2;
break;
case '<=':
ok = val <= val2;
break;
case '!=':
ok = val != val2;
break;
case '!==':
ok = val !== val2;
break;
default:
throw new Error('Invalid operator "' + operator + '"');
}
var test = new Assertion(ok, 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));
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.closeTo = function (act, exp, delta, msg) {
new Assertion(act, msg).to.be.closeTo(exp, delta);
};
/**
* ### .approximately(actual, expected, delta, [message])
*
* Asserts that the target is equal `expected`, to within a +/- `delta` range.
*
* assert.approximately(1.5, 1, 0.5, 'numbers are close');
*
* @name approximately
* @param {Number} actual
* @param {Number} expected
* @param {Number} delta
* @param {String} message
* @namespace Assert
* @api public
*/
assert.approximately = function (act, exp, delta, msg) {
new Assertion(act, msg).to.be.approximately(exp, delta);
};
/**
* ### .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} set1
* @param {Array} set2
* @param {String} message
* @namespace Assert
* @api public
*/
assert.sameMembers = function (set1, set2, msg) {
new Assertion(set1, msg).to.have.same.members(set2);
};
/**
* ### .sameDeepMembers(set1, set2, [message])
*
* Asserts that `set1` and `set2` have the same members - using a deep equality checking.
* Order is not taken into account.
*
* assert.sameDeepMembers([ {b: 3}, {a: 2}, {c: 5} ], [ {c: 5}, {b: 3}, {a: 2} ], 'same deep members');
*
* @name sameDeepMembers
* @param {Array} set1
* @param {Array} set2
* @param {String} message
* @namespace Assert
* @api public
*/
assert.sameDeepMembers = function (set1, set2, msg) {
new Assertion(set1, msg).to.have.same.deep.members(set2);
};
/**
* ### .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
* @namespace Assert
* @api public
*/
assert.includeMembers = function (superset, subset, msg) {
new Assertion(superset, msg).to.include.members(subset);
};
/**
* ### .includeDeepMembers(superset, subset, [message])
*
* Asserts that `subset` is included in `superset` - using deep equality checking.
* Order is not taken into account.
* Duplicates are ignored.
*
* assert.includeDeepMembers([ {a: 1}, {b: 2}, {c: 3} ], [ {b: 2}, {a: 1}, {b: 2} ], 'include deep members');
*
* @name includeDeepMembers
* @param {Array} superset
* @param {Array} subset
* @param {String} message
* @namespace Assert
* @api public
*/
assert.includeDeepMembers = function (superset, subset, msg) {
new Assertion(superset, msg).to.include.deep.members(subset);
};
/**
* ### .oneOf(inList, list, [message])
*
* Asserts that non-object, non-array value `inList` appears in the flat array `list`.
*
* assert.oneOf(1, [ 2, 1 ], 'Not found in list');
*
* @name oneOf
* @param {*} inList
* @param {Array<*>} list
* @param {String} message
* @namespace Assert
* @api public
*/
assert.oneOf = function (inList, list, msg) {
new Assertion(inList, msg).to.be.oneOf(list);
};
/**
* ### .changes(function, object, property)
*
* Asserts that a function changes the value of a property
*
* var obj = { val: 10 };
* var fn = function() { obj.val = 22 };
* assert.changes(fn, obj, 'val');
*
* @name changes
* @param {Function} modifier function
* @param {Object} object
* @param {String} property name
* @param {String} message _optional_
* @namespace Assert
* @api public
*/
assert.changes = function (fn, obj, prop) {
new Assertion(fn).to.change(obj, prop);
};
/**
* ### .doesNotChange(function, object, property)
*
* Asserts that a function does not changes the value of a property
*
* var obj = { val: 10 };
* var fn = function() { console.log('foo'); };
* assert.doesNotChange(fn, obj, 'val');
*
* @name doesNotChange
* @param {Function} modifier function
* @param {Object} object
* @param {String} property name
* @param {String} message _optional_
* @namespace Assert
* @api public
*/
assert.doesNotChange = function (fn, obj, prop) {
new Assertion(fn).to.not.change(obj, prop);
};
/**
* ### .increases(function, object, property)
*
* Asserts that a function increases an object property
*
* var obj = { val: 10 };
* var fn = function() { obj.val = 13 };
* assert.increases(fn, obj, 'val');
*
* @name increases
* @param {Function} modifier function
* @param {Object} object
* @param {String} property name
* @param {String} message _optional_
* @namespace Assert
* @api public
*/
assert.increases = function (fn, obj, prop) {
new Assertion(fn).to.increase(obj, prop);
};
/**
* ### .doesNotIncrease(function, object, property)
*
* Asserts that a function does not increase object property
*
* var obj = { val: 10 };
* var fn = function() { obj.val = 8 };
* assert.doesNotIncrease(fn, obj, 'val');
*
* @name doesNotIncrease
* @param {Function} modifier function
* @param {Object} object
* @param {String} property name
* @param {String} message _optional_
* @namespace Assert
* @api public
*/
assert.doesNotIncrease = function (fn, obj, prop) {
new Assertion(fn).to.not.increase(obj, prop);
};
/**
* ### .decreases(function, object, property)
*
* Asserts that a function decreases an object property
*
* var obj = { val: 10 };
* var fn = function() { obj.val = 5 };
* assert.decreases(fn, obj, 'val');
*
* @name decreases
* @param {Function} modifier function
* @param {Object} object
* @param {String} property name
* @param {String} message _optional_
* @namespace Assert
* @api public
*/
assert.decreases = function (fn, obj, prop) {
new Assertion(fn).to.decrease(obj, prop);
};
/**
* ### .doesNotDecrease(function, object, property)
*
* Asserts that a function does not decreases an object property
*
* var obj = { val: 10 };
* var fn = function() { obj.val = 15 };
* assert.doesNotDecrease(fn, obj, 'val');
*
* @name doesNotDecrease
* @param {Function} modifier function
* @param {Object} object
* @param {String} property name
* @param {String} message _optional_
* @namespace Assert
* @api public
*/
assert.doesNotDecrease = function (fn, obj, prop) {
new Assertion(fn).to.not.decrease(obj, prop);
};
/*!
* ### .ifError(object)
*
* Asserts if value is not a false value, and throws if it is a true value.
* This is added to allow for chai to be a drop-in replacement for Node's
* assert class.
*
* var err = new Error('I am a custom error');
* assert.ifError(err); // Rethrows err!
*
* @name ifError
* @param {Object} object
* @namespace Assert
* @api public
*/
assert.ifError = function (val) {
if (val) {
throw val;
}
};
/**
* ### .isExtensible(object)
*
* Asserts that `object` is extensible (can have new properties added to it).
*
* assert.isExtensible({});
*
* @name isExtensible
* @alias extensible
* @param {Object} object
* @param {String} message _optional_
* @namespace Assert
* @api public
*/
assert.isExtensible = function (obj, msg) {
new Assertion(obj, msg).to.be.extensible;
};
/**
* ### .isNotExtensible(object)
*
* Asserts that `object` is _not_ extensible.
*
* var nonExtensibleObject = Object.preventExtensions({});
* var sealedObject = Object.seal({});
* var frozenObject = Object.freese({});
*
* assert.isNotExtensible(nonExtensibleObject);
* assert.isNotExtensible(sealedObject);
* assert.isNotExtensible(frozenObject);
*
* @name isNotExtensible
* @alias notExtensible
* @param {Object} object
* @param {String} message _optional_
* @namespace Assert
* @api public
*/
assert.isNotExtensible = function (obj, msg) {
new Assertion(obj, msg).to.not.be.extensible;
};
/**
* ### .isSealed(object)
*
* Asserts that `object` is sealed (cannot have new properties added to it
* and its existing properties cannot be removed).
*
* var sealedObject = Object.seal({});
* var frozenObject = Object.seal({});
*
* assert.isSealed(sealedObject);
* assert.isSealed(frozenObject);
*
* @name isSealed
* @alias sealed
* @param {Object} object
* @param {String} message _optional_
* @namespace Assert
* @api public
*/
assert.isSealed = function (obj, msg) {
new Assertion(obj, msg).to.be.sealed;
};
/**
* ### .isNotSealed(object)
*
* Asserts that `object` is _not_ sealed.
*
* assert.isNotSealed({});
*
* @name isNotSealed
* @alias notSealed
* @param {Object} object
* @param {String} message _optional_
* @namespace Assert
* @api public
*/
assert.isNotSealed = function (obj, msg) {
new Assertion(obj, msg).to.not.be.sealed;
};
/**
* ### .isFrozen(object)
*
* Asserts that `object` is frozen (cannot have new properties added to it
* and its existing properties cannot be modified).
*
* var frozenObject = Object.freeze({});
* assert.frozen(frozenObject);
*
* @name isFrozen
* @alias frozen
* @param {Object} object
* @param {String} message _optional_
* @namespace Assert
* @api public
*/
assert.isFrozen = function (obj, msg) {
new Assertion(obj, msg).to.be.frozen;
};
/**
* ### .isNotFrozen(object)
*
* Asserts that `object` is _not_ frozen.
*
* assert.isNotFrozen({});
*
* @name isNotFrozen
* @alias notFrozen
* @param {Object} object
* @param {String} message _optional_
* @namespace Assert
* @api public
*/
assert.isNotFrozen = function (obj, msg) {
new Assertion(obj, msg).to.not.be.frozen;
};
/*!
* Aliases.
*/
(function alias(name, as) {
assert[as] = assert[name];
return alias;
})('isOk', 'ok')('isNotOk', 'notOk')('throws', 'throw')('throws', 'Throw')('isExtensible', 'extensible')('isNotExtensible', 'notExtensible')('isSealed', 'sealed')('isNotSealed', 'notSealed')('isFrozen', 'frozen')('isNotFrozen', 'notFrozen');
};
});
var require$$0$2 = assert && (typeof assert === 'undefined' ? 'undefined' : babelHelpers.typeof(assert)) === 'object' && 'default' in assert ? assert['default'] : assert;
var should = __commonjs(function (module) {
/*!
* chai
* Copyright(c) 2011-2014 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
module.exports = function (chai, util) {
var Assertion = chai.Assertion;
function loadShould() {
// explicitly define this method as function as to have it's name to include as `ssfi`
function shouldGetter() {
if (this instanceof String || this instanceof Number || this instanceof Boolean) {
return new Assertion(this.valueOf(), null, shouldGetter);
}
return new Assertion(this, null, shouldGetter);
}
function shouldSetter(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
});
}
// modify Object.prototype to have `should`
Object.defineProperty(Object.prototype, 'should', {
set: shouldSetter,
get: shouldGetter,
configurable: true
});
var should = {};
/**
* ### .fail(actual, expected, [message], [operator])
*
* Throw a failure.
*
* @name fail
* @param {Mixed} actual
* @param {Mixed} expected
* @param {String} message
* @param {String} operator
* @namespace Should
* @api public
*/
should.fail = function (actual, expected, message, operator) {
message = message || 'should.fail()';
throw new chai.AssertionError(message, {
actual: actual,
expected: expected,
operator: operator
}, should.fail);
};
/**
* ### .equal(actual, expected, [message])
*
* Asserts non-strict equality (`==`) of `actual` and `expected`.
*
* should.equal(3, '3', '== coerces values to strings');
*
* @name equal
* @param {Mixed} actual
* @param {Mixed} expected
* @param {String} message
* @namespace Should
* @api public
*/
should.equal = function (val1, val2, msg) {
new Assertion(val1, msg).to.equal(val2);
};
/**
* ### .throw(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`.
*
* should.throw(fn, 'function throws a reference error');
* should.throw(fn, /function throws a reference error/);
* should.throw(fn, ReferenceError);
* should.throw(fn, ReferenceError, 'function throws a reference error');
* should.throw(fn, ReferenceError, /function throws a reference error/);
*
* @name 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
* @namespace Should
* @api public
*/
should.Throw = function (fn, errt, errs, msg) {
new Assertion(fn, msg).to.Throw(errt, errs);
};
/**
* ### .exist
*
* Asserts that the target is neither `null` nor `undefined`.
*
* var foo = 'hi';
*
* should.exist(foo, 'foo exists');
*
* @name exist
* @namespace Should
* @api public
*/
should.exist = function (val, msg) {
new Assertion(val, msg).to.exist;
};
// negation
should.not = {};
/**
* ### .not.equal(actual, expected, [message])
*
* Asserts non-strict inequality (`!=`) of `actual` and `expected`.
*
* should.not.equal(3, 4, 'these numbers are not equal');
*
* @name not.equal
* @param {Mixed} actual
* @param {Mixed} expected
* @param {String} message
* @namespace Should
* @api public
*/
should.not.equal = function (val1, val2, msg) {
new Assertion(val1, msg).to.not.equal(val2);
};
/**
* ### .throw(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`.
*
* should.not.throw(fn, Error, 'function does not throw');
*
* @name not.throw
* @alias not.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
* @namespace Should
* @api public
*/
should.not.Throw = function (fn, errt, errs, msg) {
new Assertion(fn, msg).to.not.Throw(errt, errs);
};
/**
* ### .not.exist
*
* Asserts that the target is neither `null` nor `undefined`.
*
* var bar = null;
*
* should.not.exist(bar, 'bar does not exist');
*
* @name not.exist
* @namespace Should
* @api public
*/
should.not.exist = function (val, msg) {
new Assertion(val, msg).to.not.exist;
};
should['throw'] = should['Throw'];
should.not['throw'] = should.not['Throw'];
return should;
};
chai.should = loadShould;
chai.Should = loadShould;
};
});
var require$$1 = should && (typeof should === 'undefined' ? 'undefined' : babelHelpers.typeof(should)) === 'object' && 'default' in should ? should['default'] : should;
var expect = __commonjs(function (module) {
/*!
* chai
* Copyright(c) 2011-2014 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
module.exports = function (chai, util) {
chai.expect = function (val, message) {
return new chai.Assertion(val, message);
};
/**
* ### .fail(actual, expected, [message], [operator])
*
* Throw a failure.
*
* @name fail
* @param {Mixed} actual
* @param {Mixed} expected
* @param {String} message
* @param {String} operator
* @namespace Expect
* @api public
*/
chai.expect.fail = function (actual, expected, message, operator) {
message = message || 'expect.fail()';
throw new chai.AssertionError(message, {
actual: actual,
expected: expected,
operator: operator
}, chai.expect.fail);
};
};
});
var require$$2 = expect && (typeof expect === 'undefined' ? 'undefined' : babelHelpers.typeof(expect)) === 'object' && 'default' in expect ? expect['default'] : expect;
var assertions = __commonjs(function (module) {
/*!
* chai
* http://chaijs.com
* Copyright(c) 2011-2014 Jake Luer <jake@alogicalparadox.com>
* MIT Licensed
*/
module.exports = function (chai, _) {
var Assertion = chai.Assertion,
toString = Object.prototype.toString,
flag = _.flag;
/**
* ### Language Chains
*
* The following are provided as chainable getters to
* improve the readability of your assertions. They
* do not provide testing capabilities unless they
* have been overwritten by a plugin.
*
* **Chains**
*
* - to
* - be
* - been
* - is
* - that
* - which
* - and
* - has
* - have
* - with
* - at
* - of
* - same
*
* @name language chains
* @namespace BDD
* @api public
*/
['to', 'be', 'been', 'is', 'and', 'has', 'have', 'with', 'that', 'which', 'at', 'of', 'same'].forEach(function (chain) {
Assertion.addProperty(chain, function () {
return this;
});
});
/**
* ### .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
* @namespace BDD
* @api public
*/
Assertion.addProperty('not', function () {
flag(this, 'negate', true);
});
/**
* ### .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');
*
* `.deep.property` special characters can be escaped
* by adding two slashes before the `.` or `[]`.
*
* var deepCss = { '.link': { '[target]': 42 }};
* expect(deepCss).to.have.deep.property('\\.link.\\[target\\]', 42);
*
* @name deep
* @namespace BDD
* @api public
*/
Assertion.addProperty('deep', function () {
flag(this, 'deep', true);
});
/**
* ### .any
*
* Sets the `any` flag, (opposite of the `all` flag)
* later used in the `keys` assertion.
*
* expect(foo).to.have.any.keys('bar', 'baz');
*
* @name any
* @namespace BDD
* @api public
*/
Assertion.addProperty('any', function () {
flag(this, 'any', true);
flag(this, 'all', false);
});
/**
* ### .all
*
* Sets the `all` flag (opposite of the `any` flag)
* later used by the `keys` assertion.
*
* expect(foo).to.have.all.keys('bar', 'baz');
*
* @name all
* @namespace BDD
* @api public
*/
Assertion.addProperty('all', function () {
flag(this, 'all', true);
flag(this, 'any', false);
});
/**
* ### .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');
* expect(new Error).to.be.an('error');
* expect(new Promise).to.be.a('promise');
* expect(new Float32Array()).to.be.a('float32array');
* expect(Symbol()).to.be.a('symbol');
*
* // es6 overrides
* expect({[Symbol.toStringTag]:()=>'foo'}).to.be.a('foo');
*
* // language chain
* expect(foo).to.be.an.instanceof(Foo);
*
* @name a
* @alias an
* @param {String} type
* @param {String} message _optional_
* @namespace BDD
* @api public
*/
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 ';
this.assert(type === _.type(obj), 'expected #{this} to be ' + article + type, 'expected #{this} not to be ' + article + type);
}
Assertion.addChainableMethod('an', an);
Assertion.addChainableMethod('a', an);
/**
* ### .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 `contains` 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
* @alias includes
* @alias contains
* @param {Object|String|Number} obj
* @param {String} message _optional_
* @namespace BDD
* @api public
*/
function includeChainingBehavior() {
flag(this, 'contains', true);
}
function include(val, msg) {
_.expectTypes(this, ['array', 'object', 'string']);
if (msg) flag(this, 'message', msg);
var obj = flag(this, 'object');
var expected = false;
if (_.type(obj) === 'array' && _.type(val) === 'object') {
for (var i in obj) {
if (_.eql(obj[i], val)) {
expected = true;
break;
}
}
} else if (_.type(val) === 'object') {
if (!flag(this, 'negate')) {
for (var k in val) {
new Assertion(obj).property(k, val[k]);
}return;
}
var subset = {};
for (var k in val) {
subset[k] = obj[k];
}expected = _.eql(subset, val);
} else {
expected = obj != undefined && ~obj.indexOf(val);
}
this.assert(expected, 'expected #{this} to include ' + _.inspect(val), 'expected #{this} to not include ' + _.inspect(val));
}
Assertion.addChainableMethod('include', include, includeChainingBehavior);
Assertion.addChainableMethod('contain', include, includeChainingBehavior);
Assertion.addChainableMethod('contains', include, includeChainingBehavior);
Assertion.addChainableMethod('includes', include, includeChainingBehavior);
/**
* ### .ok
*
* Asserts that the target is truthy.
*
* expect('everything').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
* @namespace BDD
* @api public
*/
Assertion.addProperty('ok', function () {
this.assert(flag(this, 'object'), 'expected #{this} to be truthy', 'expected #{this} to be falsy');
});
/**
* ### .true
*
* Asserts that the target is `true`.
*
* expect(true).to.be.true;
* expect(1).to.not.be.true;
*
* @name true
* @namespace BDD
* @api public
*/
Assertion.addProperty('true', function () {
this.assert(true === flag(this, 'object'), 'expected #{this} to be true', 'expected #{this} to be false', this.negate ? false : true);
});
/**
* ### .false
*
* Asserts that the target is `false`.
*
* expect(false).to.be.false;
* expect(0).to.not.be.false;
*
* @name false
* @namespace BDD
* @api public
*/
Assertion.addProperty('false', function () {
this.assert(false === flag(this, 'object'), 'expected #{this} to be false', 'expected #{this} to be true', this.negate ? true : false);
});
/**
* ### .null
*
* Asserts that the target is `null`.
*
* expect(null).to.be.null;
* expect(undefined).to.not.be.null;
*
* @name null
* @namespace BDD
* @api public
*/
Assertion.addProperty('null', function () {
this.assert(null === flag(this, 'object'), 'expected #{this} to be null', 'expected #{this} not to be null');
});
/**
* ### .undefined
*
* Asserts that the target is `undefined`.
*
* expect(undefined).to.be.undefined;
* expect(null).to.not.be.undefined;
*
* @name undefined
* @namespace BDD
* @api public
*/
Assertion.addProperty('undefined', function () {
this.assert(undefined === flag(this, 'object'), 'expected #{this} to be undefined', 'expected #{this} not to be undefined');
});
/**
* ### .NaN
* Asserts that the target is `NaN`.
*
* expect('foo').to.be.NaN;
* expect(4).not.to.be.NaN;
*
* @name NaN
* @namespace BDD
* @api public
*/
Assertion.addProperty('NaN', function () {
this.assert(isNaN(flag(this, 'object')), 'expected #{this} to be NaN', 'expected #{this} not to be NaN');
});
/**
* ### .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
* @namespace BDD
* @api public
*/
Assertion.addProperty('exist', function () {
this.assert(null != flag(this, 'object'), 'expected #{this} to exist', 'expected #{this} to not exist');
});
/**
* ### .empty
*
* Asserts that the target's length is `0`. For arrays and strings, 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
* @namespace BDD
* @api public
*/
Assertion.addProperty('empty', function () {
var obj = flag(this, 'object'),
expected = obj;
if (Array.isArray(obj) || 'string' === typeof object) {
expected = obj.length;
} else if ((typeof obj === 'undefined' ? 'undefined' : babelHelpers.typeof(obj)) === 'object') {
expected = Object.keys(obj).length;
}
this.assert(!expected, 'expected #{this} to be empty', 'expected #{this} not to be empty');
});
/**
* ### .arguments
*
* Asserts that the target is an arguments object.
*
* function test () {
* expect(arguments).to.be.arguments;
* }
*
* @name arguments
* @alias Arguments
* @namespace BDD
* @api public
*/
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');
}
Assertion.addProperty('arguments', checkArguments);
Assertion.addProperty('Arguments', checkArguments);
/**
* ### .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_
* @namespace BDD
* @api public
*/
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);
}
}
Assertion.addMethod('equal', assertEqual);
Assertion.addMethod('equals', assertEqual);
Assertion.addMethod('eq', assertEqual);
/**
* ### .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_
* @namespace BDD
* @api public
*/
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);
}
Assertion.addMethod('eql', assertEql);
Assertion.addMethod('eqls', assertEql);
/**
* ### .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_
* @namespace BDD
* @api public
*/
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);
}
}
Assertion.addMethod('above', assertAbove);
Assertion.addMethod('gt', assertAbove);
Assertion.addMethod('greaterThan', assertAbove);
/**
* ### .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_
* @namespace BDD
* @api public
*/
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);
}
}
Assertion.addMethod('least', assertLeast);
Assertion.addMethod('gte', assertLeast);
/**
* ### .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_
* @namespace BDD
* @api public
*/
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);
}
}
Assertion.addMethod('below', assertBelow);
Assertion.addMethod('lt', assertBelow);
Assertion.addMethod('lessThan', assertBelow);
/**
* ### .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_
* @namespace BDD
* @api public
*/
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);
}
}
Assertion.addMethod('most', assertMost);
Assertion.addMethod('lte', assertMost);
/**
* ### .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_
* @namespace BDD
* @api public
*/
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);
}
});
/**
* ### .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
* @namespace BDD
* @api public
*/
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);
};
Assertion.addMethod('instanceof', assertInstanceOf);
Assertion.addMethod('instanceOf', assertInstanceOf);
/**
* ### .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' } ]
* };
*
* 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' });
*
* Note that dots and bracket in `name` must be backslash-escaped when
* the `deep` flag is set, while they must NOT be escaped when the `deep`
* flag is not set.
*
* // simple referencing
* var css = { '.link[target]': 42 };
* expect(css).to.have.property('.link[target]', 42);
*
* // deep referencing
* var deepCss = { '.link': { '[target]': 42 }};
* expect(deepCss).to.have.deep.property('\\.link.\\[target\\]', 42);
*
* @name property
* @alias deep.property
* @param {String} name
* @param {Mixed} value (optional)
* @param {String} message _optional_
* @returns value of property for chaining
* @namespace BDD
* @api public
*/
Assertion.addMethod('property', function (name, val, msg) {
if (msg) flag(this, 'message', msg);
var isDeep = !!flag(this, 'deep'),
descriptor = isDeep ? 'deep property ' : 'property ',
negate = flag(this, 'negate'),
obj = flag(this, 'object'),
pathInfo = isDeep ? _.getPathInfo(name, obj) : null,
hasProperty = isDeep ? pathInfo.exists : _.hasProperty(name, obj),
value = isDeep ? pathInfo.value : obj[name];
if (negate && arguments.length > 1) {
if (undefined === value) {
msg = msg != null ? msg + ': ' : '';
throw new Error(msg + _.inspect(obj) + ' has no ' + descriptor + _.inspect(name));
}
} else {
this.assert(hasProperty, 'expected #{this} to have a ' + descriptor + _.inspect(name), 'expected #{this} to not have ' + descriptor + _.inspect(name));
}
if (arguments.length > 1) {
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);
}
flag(this, 'object', value);
});
/**
* ### .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_
* @namespace BDD
* @api public
*/