casperjs presentation

is a navigation scripting & testing utility for PhantomJS and SlimerJS written in Javascript

CasperJs.A Andriana K

Why using casperjs ?Scripting a browsing workflow using Javascript is painfully hard if you intend to use chained callbacks. This kind of code is a nightmare to write, to read, to understand and to maintain:

l Well, CasperJS solves this kind of problem using a convenient APIl for dealing with asynchronous stuff:

API docummentation

Simulate UI testing.

What is PhantomJS?

PhantomJS is a headless WebKit with a JavaScript API. It has fast and native support for various web standards: DOM handling, CSS selectors, JSON, Canvas and SVG.

Capturing screenshotsl Capturing a screenshot of a given area is as easy as this:

Creating navigation scenarios

l Want to simulate the user navigation as if he were clicking through links?l No problem:

Filling and handling forms

l Filling and submitting a form is not much harder:

Asynchronous rendering of page

l Sometimes (ok, often), lots of stuff is loaded asynchronously throughl Ajax or any other fancy invention of the Devil. You can just wait for it to happen:

Testingl Now all of this is fancy, but the true powers of CasperJS come from its functional testingl capabilities. For example, testing google search can be done that way :

Running the suite would produce this shiny colored output:

Implementation for digaku2l For all page

Output :

Problem in digaku2 UI testing

InferenceUsing casperjs more easy & powerfull than javascript, because casperjs directly call the API of the library

API docummentation

Installation

Thank you... :D