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<!DOCTYPE html>
<html>
<head>
<title>Backbone.js - Why single page applications are powerful</title>
<meta charset='utf-8' />
<meta content='width=1024, user-scalable=no' name='viewport' />
<!-- deck.js's core css -->
<link href="deck.js/core/deck.core.css" rel="stylesheet" type="text/css"/>
<!-- deck.js extension CSS files -->
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<!-- all css in the css dir: Keydown CSS, your custom CSS, and themes from deck.js -->
<link href="css/keydown.css" rel="stylesheet" type="text/css"/>
<link href="css/default.css" rel="stylesheet" type="text/css"/>
<link href="css/my_presentation.css" rel="stylesheet" type="text/css"/>
<link href="css/horizontal-slide.css" rel="stylesheet" type="text/css"/>
<link href="css/swiss.css" rel="stylesheet" type="text/css"/>
<!-- Modernizr (provided for legacy browsers) -->
<script src="deck.js/support/modernizr.custom.js" type="text/javascript"></script>
</head>
<body class='deck-container keydown'>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Backbone.js</h1>
<h2>Why SPA are powerful</h2>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>About me</h1>
<p>Romain Philibert</p>
<p>@Atos since 1 year</p>
<p>PEPS - BSD</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>SPA ?</h1>
<h2>=== Single Page Application</h2>
<p><textarea class='code' display='none' mode='htmlmixed'><!doctype html>
<html>
<head>
 <link rel="stylesheet" href="app.459703.css">
</head>
<body>
 <div id="main"> </div>

 <script src="app.6423e0.js"></script>
</body>
</html></textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Separation of concerns</h1>
<ul>
<li>KLOC of Javascript mixed with Server side rendering.</li>
</ul>
<p><img src="http://images.lifesambrosia.com/food/large/spaghetti-carbonara.jpg" alt="Quite hard" /></p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='long slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Separation of concerns</h1>
<p>MIDLLE === WebService REST</p>
<p><img src="http://www.crummy.com/writing/RESTful-Web-Services/cover.png" alt="REST Webservice" /></p>
<p>FRONT === Serving static files: html, css, js</p>
<p><img src="http://blog.dev-art.fr/wp-content/uploads/2012/03/nginx_php1.gif" alt="Nginx" /></p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>URL History</h1>
<h2>Classic:</h2>
<p>Url:</p>
<pre><code>http://company.ext/page1
http://company.ext/page2/subpage
</code></pre>
<p>Html:</p>
<p><textarea class='code' display='none' mode='htmlmixed'><a href="page1">Click on me</a></textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>URL <span style="text-decoration: line-through;">History</span></h1>
<h2>In JS</h2>
<p>Url:</p>
<pre><code>http://company.ext/
http://company.ext/
</code></pre>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>URL <span style="text-decoration: line-through;">History</span></h1>
<h2>In JS</h2>
<p>Html:</p>
<p><textarea class='code' display='none' mode='htmlmixed'><a class="link1" href="#">Click on me</a></textarea>
</p>
<p>JS:</p>
<p><textarea class='code' display='none' mode='javascript'>$('a.link1').click(function(e){
 e.preventDefault();
 $('#main').load('http://company.ext/partials-1.html');
})</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>URL History</h1>
<h2>In JS with an hashUrl Router</h2>
<p>Url:</p>
<pre><code>http://company.ext/#page1
http://company.ext/#page2/a-sub-page
</code></pre>
<p>Html:</p>
<p><textarea class='code' display='none' mode='htmlmixed'><a href="#/page1">Click on me</a></textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>URL History</h1>
<h2>In BB with an hashUrl Router</h2>
<p><textarea class='code' display='none' mode='javascript'>var App = Backbone.Router.extend({
 routes: {
 "page1": "page1",
 "page2/:sub": "page2"
 },

 page1: function(){
 $('#main').load('/partials-1.html')
 },
 page2: function(subPage){
 $('#main').load('/sub/' + subPage + 'html')
 }
});

Backbone.history.start()</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>URL History</h1>
<h2>In JS with a pushState Router</h2>
<p>Url:</p>
<pre><code>http://company.ext/page1
http://company.ext/page2/a-sub-page
</code></pre>
<p>Html:</p>
<p><textarea class='code' display='none' mode='htmlmixed'><a href="/page1">Click on me</a></textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>URL History</h1>
<h2>In BB with a pushState Router</h2>
<p><textarea class='code' display='none' mode='javascript'>var App = Backbone.Router.extend({
 //same than before
});

Backbone.history.start({pushState: true})</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Separation of concerns</h1>
<ul>
<li><a href="#slide-13">templating</a></li>
<li><a href="#slide-16">model</a></li>
<li><a href="#slide-25">view</a></li>
<li><a href="#slide-28">modularize your code</a></li>
<li><a href="#slide-31">communicate between instances</a></li>
<li><a href="#slide-40">memory leaks</a></li>
<li><a href="#slide-42">optimize your assets for production</a></li>
<li><a href="#slide-45">modularize your templates</a></li>
<li><a href="#slide-47">SEO</a></li>
<li><a href="#slide-48">i18n</a></li>
<li><a href="#slide-53">test</a></li>
</ul>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide template'>
<div class='spacer top'></div>
<div class='content'>
<h1>Template</h1>
<p>What is a template:</p>
<p><textarea class='code' display='none' mode='htmlmixed'><div class="entry">
 <h1>{{title}}</h1>
 <h2>By {{author.name}}</h2>
 <div class="body">
 {{body}}
 </div>
</div></textarea>
</p>
<p>Datas</p>
<p><textarea class='code' display='none' mode='javascript'>{
 title: "My First Blog Post!",
 author: {
 id: 47,
 name: "Yehuda Katz"
 },
 body: "My first post. Wheeeee!"
};</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Template</h1>
<p>Compile and populate</p>
<p><textarea class='code' display='none' mode='javascript'>var template = Handlebars.compile(templateStr);
$('#main').html(template(data)}</textarea>
</p>
<p>And we obtain this</p>
<p><textarea class='code' display='none' mode='htmlmixed'><div class="entry">
 <h1>My First Blog Post!</h1>
 <h2>By Yehuda Katz</h2>
 <div class="body">
 My first post. Wheeeee!
 </div>
</div></textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Template</h1>
<p>Not in Backbone</p>
<ul>
<li><a href="http://handlebarsjs.com/">handlebars ❤</a></li>
<li><a href="http://api.jquery.com/jquery.tmpl/">jquery-tmpl</a></li>
<li><a href="http://documentcloud.github.com/underscore/#template">underscore</a></li>
<li><a href="http://akdubya.github.com/dustjs/">dust</a></li>
<li><a href="http://twitter.github.com/hogan.js/">mustache with hogan</a></li>
<li>...</li>
</ul>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Model</h1>
<p>We need data !</p>
<p><textarea class='code' display='none' mode='javascript'>$.getJSON('ajax/test.json', function(data) {});</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Model</h1>
<h2>Request each time</h2>
<p><textarea class='code' display='none' mode='javascript'>function render(){
 $.getJSON('ajax/test.json', function(data) {
 $('main').html(template(data));
 });
}</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Model</h1>
<h2>Use a cache</h2>
<p><textarea class='code' display='none' mode='javascript'>$.getJSON('ajax/test.json', function(data) {
 window.data = data;
}

function render(){
 $('main').html(window.data);
}</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Model</h1>
<h2>Use a cache</h2>
<ul>
<li>great for mobile</li>
<li>gret for performance</li>
<li>Cache invalidation is hard</li>
</ul>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Model</h1>
<h2>In Backbone</h2>
<p>Create a model, and fetch the data</p>
<p><textarea class='code' display='none' mode='javascript'>window.MyModel = Backbone.Model.extend({
 url: 'ajax/test.json'
});
window.myModel = new MyModel();

myModel.fetch().fail(function(){
 console.error('Error to fetch')
}).then(function(){</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Model</h1>
<h2>In Backbone</h2>
<p>Use the model a lot.</p>
<p><textarea class='code' display='none' mode='javascript'>}).then(function(){

 myModel.get('title');
 myModel.get('title');
 myModel.get('title');
 myModel.get('title');</textarea>
</p>
<p>No requests are sent</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Model</h1>
<h2>In Backbone</h2>
<p>we update the data.</p>
<p><textarea class='code' display='none' mode='javascript'>myModel.set({
 title: "My First Blog Post!",
});

myModel.save().fail(function(){
 console.error('Error to save');
});</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Model</h1>
<h2>In Backbone</h2>
<p>Without waiting for the answer.</p>
<p>Continue using the model a lot</p>
<p><textarea class='code' display='none' mode='javascript'>myModel.get('title');
myModel.get('title');
myModel.get('title');
myModel.get('title');</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Model</h1>
<h2>In Backbone</h2>
<p>You only wait for 1 request.</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>View</h1>
<h2>DOM Maniuplation</h2>
<p><textarea class='code' display='none' mode='htmlmixed'><div class="view-1">
 <div class="a-thing"></div>
 <input type="button" value="Click on me" />
</div></textarea>
</p>
<p><textarea class='code' display='none' mode='javascript'>$('input').click(function(){
 $('.a-thing').text('Hello World');
});</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<p>In real application, it looks more like this:</p>
<p><textarea class='code' display='none' mode='htmlmixed'><div class="view-1">
 <div class="a-thing"></div>
 <input type="button" value="Click on me" />
</div>
<!-- ... -->
<div class="view-2">
 <div class="something">
 <div class="a-thing">
 <h1>Hello you</h1>
 </div>
 </div>
</div></textarea>
</p>
<p><textarea class='code' display='none' mode='javascript'>$('input').click(function(){
 $('.a-thing').text('Hello World');
});</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>View</h1>
<h2>We need DOM isolation</h2>
<p>A view in Backbone:</p>
<p><textarea class='code' display='none' mode='javascript'>var View1 = Backbone.View.extend({
 events: {
 'click button': 'onClick'
 },

 onClick: function(e){
 this.$('.a-thing').text('Add something');
 }
});

var view1 = new View1({el: $('.view1')});</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Modularize your code</h1>
<ul>
<li>RequireJS</li>
<li>With a Namespace</li>
</ul>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Modularize your code</h1>
<h2>Create Namespace</h2>
<p>Create a namespace</p>
<p><textarea class='code' display='none' mode='htmlmixed'><script src="namespace.js"></script></textarea>
</p>
<p><textarea class='code' display='none' mode='javascript'>window.xx = {};
xx.view = {};
xx.model = {};</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Modularize your code</h1>
<h2>Extend the namespace</h2>
<p><textarea class='code' display='none' mode='htmlmixed'><script src="view/todo/TodoView.js"></script></textarea>
</p>
<p><textarea class='code' display='none' mode='javascript'>xx.view.TodoView = Backbone.View.extend({
 template: JST.todo,

 events: {
 'click .refresh': 'render'
 },

 render: function() {
 this.$el.html(this.template({key: "value"}));
 return this;
 }
});</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Communication</h1>
<h2>Create an app instance</h2>
<p><textarea class='code' display='none' mode='htmlmixed'><script src="model/User.js"></script></textarea>
</p>
<p><textarea class='code' display='none' mode='javascript'>xx.model.User = Backbone.Model.extend({
 url: 'http://company.ext/ajax/data.json'
});
xx.model.user = new xx.model.User();</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Communication</h1>
<h2>Communicate with it</h2>
<p><textarea class='code' display='none' mode='htmlmixed'><script src="view/todo/TodoView.js"></script></textarea>
</p>
<p><textarea class='code' display='none' mode='javascript'>xx.view.TodoView = Backbone.View.extend({

 render: function() {
 this.$el.html(template({
 user: xx.model.user.toJSON()
 }));
 return this;
 }
});</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Communication</h1>
<h2>life cycle === app</h2>
<p>Communication with app instances ✔</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Communication</h1>
<h2>Container View:</h2>
<p><textarea class='code' display='none' mode='htmlmixed'><script src="view/todo/TodoView.js"></script></textarea>
</p>
<p><textarea class='code' display='none' mode='javascript'>xx.view.ContainerView = Backbone.View.extend({
 template: JST.todo,

 initialize: function(){
 this.user = new xx.model.User();
 this.subView = new xx.view.SubView({
 parent: this
 });
 }
});</textarea>
</p>
<p>Pass container references to sub views.</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Communication</h1>
<h2>Sub Views</h2>
<p><textarea class='code' display='none' mode='javascript'>xx.view.SubView = Backbone.View.extend({
 template: JST.todo,

 initialize: function(options){
 this.parent = options.parent;
 },

 render: function() {
 this.$el.html(this.template({
 user: this.parent.user.toJSON()
 }));
 return this;
 }
});</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Communication</h1>
<h2>life cycle === view</h2>
<p>Communication with view instances ✔</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Communication</h1>
<h2>Model ⇝ View</h2>
<p>Based on events</p>
<ul>
<li>change</li>
<li>change:title</li>
<li>reset</li>
<li>add</li>
<li>remove</li>
</ul>
<p>jQuery like method:</p>
<ul>
<li>model.on</li>
<li>model.off</li>
<li>model.trigger</li>
</ul>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Communication</h1>
<h2>Model ⇝ View</h2>
<p><textarea class='code' display='none' mode='javascript'>var View1 = Backbone.View.extend({
 initialize: function(){
 xx.model.user.on('change', this.render);
 },

 render: function() {
 this.$el.html(this.template({
 user: xx.model.user.toJSON()
 }));
 return this;
 }
});</textarea>
<textarea class='code' display='none' mode='javascript'>xx.model.user.set({name: 'Romain'});</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Communication</h1>
<h2>Model ⇝ View</h2>
<p><textarea class='code' display='none' mode='javascript'>xx.model.user.set({name: 'Romain'});</textarea>
</p>
<p>several events are triggered: <code>change</code>, <code>change:name</code></p>
<p><textarea class='code' display='none' mode='javascript'>xx.model.user.on('change', this.render);</textarea>
</p>
<p>You can listen different events: <code>all</code>, <code>change</code>, <code>change:name</code></p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Memory leak</h1>
<h2>Event Listener ⇒ Memory leak</h2>
<p>Create a dispose method</p>
<p><textarea class='code' display='none' mode='javascript'>var View1 = Backbone.View.extend({
 initialize: function(){
 xx.model.user.on('change', this.render);
 },

 dispose: function(){
 xx.model.user.off('change', this.render);
 }
};</textarea>
Call <code>dispose</code> manually.</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='leak slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Memory leak</h1>
<h2>Event Listener ⇒ Memory leak</h2>
<p>Or do it automatically with <a href="https://github.com/Filirom1/Backbone.dispose">Backbone.dispose</a> plugin</p>
<p><textarea class='code' display='none' mode='javascript'>new View1({el: $('.div1')});

$('.div1').remove(); //dispose called
$('.div1').html('<div/>'); //dispose called</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Optimize for prod</h1>
<h2>Concat, minify, md5</h2>
<p>Transform this</p>
<p><textarea class='code' display='none' mode='htmlmixed'><script src="vendor/log.js"></script>
<script src="vendor/underscore.js"></script>
<script src="vendor/backbone.js"></script>
<script src="vendor/handlebars.js"></script>
<script src="namespace.js"></script>
<!-- ... -->
<script src="templates.js"></script>
<script src="view/todo/TodoView.js"></script>
<script src="Router.js"></script></textarea>
</p>
<p>into this</p>
<p><textarea class='code' display='none' mode='htmlmixed'><script src="app.6423e0.js"></script></textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Optimize for prod</h1>
<h2>Even more</h2>
<ul>
<li><a href="http://coffeescript.org/">coffee-script</a></li>
<li><a href="http://lesscss.org/">less-css</a></li>
<li><a href="http://optipng.sourceforge.net/">optipng</a></li>
<li><a href="http://jpegclub.org/jpegtran/">jpegtran</a></li>
<li>minify, concat, md5 your js</li>
<li>minify, concat, md5 your css</li>
<li><a href="https://github.com/Filirom1/css-base64-images">css-b64-images</a></li>
<li><a href="https://github.com/kangax/html-minifier">minify html</a></li>
</ul>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Optimize for prod</h1>
<h2>Build tools</h2>
<p>Java: <a href="http://code.google.com/p/wro4j/">Wro4J</a></p>
<p>NodeJs:, <a href="https://github.com/Backbonist/no-build-conf-build-script">No-Build-Conf</a>, <a href="https://github.com/h5bp/node-build-script">h5bp build script</a></p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Modularize your templates</h1>
<h2>Several HTML files</h2>
<pre><code>.
├── helpers.hbs
├── multiple.hbs
├── partials.hbs
├── plain.hbs
├── sample.hbs
└── subfolder
└── subsub
└── sample.hbs
</code></pre>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>Modularize your templates</h1>
<h2>Precompiled into 1 JS file</h2>
<p><textarea class='code' display='none' mode='htmlmixed'><script src="templates.js"></script></textarea>
</p>
<p>Use it simply</p>
<p><textarea class='code' display='none' mode='javascript'>$('#main').html(JST.sample({title: 'Hello World'}));</textarea>
</p>
<p>Instead of</p>
<p><textarea class='code' display='none' mode='javascript'>$.get('/template/my-template.html', function(templateStr){
 var template = Handlebars.compile(templateStr);
 $('#main').html(template({title: 'Hello World'})}
})</textarea>
<a href="https://github.com/wookiehangover/universal-jst">universal-jst</a></p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>SEO</h1>
<h2>Search Engine Optimization</h2>
<ul>
<li>Do not use SPA</li>
<li>Proxify all requests to a headless browser</li>
</ul>
<p><a href="https://github.com/Backbonist/spaseo">spa-seo</a></p>
<p>☠ Not tested in production.</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>i18n</h1>
<h2>internationalization</h2>
<p><a href="https://github.com/SlexAxton/messageformat.js/blob/master/example/en/colors.json">en/colors.json</a>
<textarea class='code' display='none' mode='javascript'>{
 "red": "red",
 "blue": "blue"
}</textarea>
</p>
<p><a href="https://github.com/SlexAxton/messageformat.js/blob/master/example/fr/colors.json">fr/colors.json</a>
<textarea class='code' display='none' mode='javascript'>{
 "red": "rouge",
 "blue": "bleu"
}</textarea>
<a href="https://github.com/SlexAxton/messageformat.js">messageFormat</a></p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>i18n</h1>
<h2>internationalization</h2>
<p>Compile it</p>
<pre><code>messageformat --locale en ./en ./en/i18n.js
</code></pre>
<p><textarea class='code' display='none' mode='javascript'>var locale =
 (localStorage.getItem('lang') || 'en')
 + '/i18n.js';

document.write(
 '<script src="' + locale + "><\/script>');</textarea>
</p>
<p>then use it:</p>
<p><textarea class='code' display='none' mode='javascript'>window.i18n.colors.red()</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>i18n</h1>
<h2>internationalization</h2>
<p><textarea class='code' display='none' mode='
{GENDER, select,'>male {He}
 female {She}
 other {They}
} found {NUM_RESULTS, plural,
 one {1 result}
 other {# results}
 } in {NUM_CATEGORIES, plural,
 one {1 category}
 other {# categories}
 }.</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>i18n</h1>
<h2>internationalization</h2>
<p><textarea class='code' display='none' mode='javascript'>{
 "GENDER" : "male",
 "NUM_RESULTS" : 1,
 "NUM_CATEGORIES" : 2
}
> "He found 1 result in 2 categories."

{
 "GENDER" : "female",
 "NUM_RESULTS" : 1,
 "NUM_CATEGORIES" : 2
}
> "She found 1 result in 2 categories."</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>i18n</h1>
<h2>internationalization</h2>
<p><textarea class='code' display='none' mode='javascript'>{
 "GENDER" : "male",
 "NUM_RESULTS" : 2,
 "NUM_CATEGORIES" : 1
}
> "He found 2 results in 1 category."

{
 "NUM_RESULTS" : 2,
 "NUM_CATEGORIES" : 2
}
> "They found 2 results in 2 categories."</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>tests</h1>
<h2>Test Framework : Mocha</h2>
<ul>
<li><a href="http://visionmedia.github.com/mocha/">http://visionmedia.github.com/mocha/</a></li>
</ul>
<p><textarea class='code' display='none' mode='javascript'>describe('Home page', function(){
 it('should do something when ...', function(done){
 // test
 done()
 });

 it('should do something when ...', function(done){
 // test
 done()
 });
});</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>tests</h1>
<h2>Assert Framework : Chai</h2>
<ul>
<li><a href="http://chaijs.com/">http://chaijs.com/</a></li>
</ul>
<p><textarea class='code' display='none' mode='javascript'>expect([]).to.be.empty;
expect('foobar').to.contain('foo');
expect({ foo: 'bar' }).to.include.keys('foo');
expect('foo').to.have.length.below(4);
expect(7).to.be.within(5,10);
// ...</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>tests</h1>
<h2>jQuery helpers : Chai-jQuery</h2>
<ul>
<li><a href="https://github.com/chaijs/chai-jquery">https://github.com/chaijs/chai-jquery</a>
<textarea class='code' display='none' mode='javascript'>expect($('#main h2')).to.have.text('Hey guy');
expect($('body')).to.have.class('foo');
expect($('.year')).to.be.visible;
expect($('#nonexistent')).not.to.exist;
expect($('#content')).to.contain('text');</textarea>
</li>
</ul>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>tests</h1>
<h2>All together</h2>
<p><textarea class='code' display='none' mode='htmlmixed'><div id="mocha"></div>

<script src="/test/vendor/mocha.js"></script>
<script src="/test/vendor/chai.js"></script>
<script src="/test/vendor/chai-jquery.js"></script>
<script data-build-exclude="true">
 mocha.setup('bdd');
 expect = chai.expect;
</script>
<script src="/test/test.web.js"></script></textarea>
Not runned unless you type <code>mocha.run()</code></p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>tests</h1>
<h2>A dummy test</h2>
<p><textarea class='code' display='none' mode='javascript'>expect = chai.expect;

describe('Test web', function(){
 it('should print `Hey guy` ' +
 'when clicking on link toto', function(done){

 $('a[href="/toto"]').click();
 expect($('#main h2')).to.have.text('Hey guy');
 done();

 });
});</textarea>
</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>tests</h1>
<h2>Works in your browser</h2>
<p><img src="http://www.ressources-du-web.com/wp-content/uploads/2011/11/browsers2.png" alt="http://www.ressources-du-web.com/wp-content/uploads/2011/11/browsers2.png" /></p>
<p>Thanks jQuery</p>
</div>
<div class='spacer bottom'></div>
</section>
<section class='slide'>
<div class='spacer top'></div>
<div class='content'>
<h1>tests</h1>
<h2>And in phantomjs</h2>
<pre><code>cd ~/in
serve -P &
http_proxy="" phantomjs run-mocha.js http://test:3000
Finished in 2.5s.
....F
</code></pre>
<p><a href="https://gist.github.com/3041251">https://gist.github.com/3041251</a>
<img src="http://ariya.ofilabs.com/wp-content/uploads/2012/03/cloudphantomjs.png" alt="http://ariya.ofilabs.com/wp-content/uploads/2012/03/cloudphantomjs.png" /></p>
</div>
<div class='spacer bottom'></div>
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