This is a addon plugin for the Chai Assertion Library. It is simple implementation of Null Object Pattern for Node.js and the browser.
$ npm install chai-null
chai-null.js after including
If you are using
chai-null in the browser, there is nothing you need to do. It will detect
chai in the global
namespace and automagically get used.
If you are using node, here is a useful bit.
var chai = require('chai') , nil = require('chai-null'); chai.use(nil);
Building for the Browser
If you are developing an addon for chai, one thing you might find useful is the contents of the
This directly contains everything that is needed to package all js files in a directory for browser use. Provided
there are no external dependencies, everything will be packaged and wrapped with a CommonJS
require style loader
by folio, a small JS packaging tool. Please consult the comments in
Build object from scratch:
var nullobject = chai.Null().method('foo').method('bar').create();
Build object with null properties and methods that just return null:
var nullobject = chai.Null(Klass).create();
var nullobject = chai.Null(obj).create();
Tests are written using mocha.
Node tests can be executed using
make test. Browser tests can be seen by opening
(The MIT License)
Copyright (c) Veselin Todorov firstname.lastname@example.org
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the “Software”), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
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