WHAT IS SELENIUM?

     Selenium is a suite of tools to automate web app testing across many platforms.

     Selenium is the best open source tool for doing automation for web based application and it does not have any cost attached to it.

     There are a set of Selenium tools which when combined provides you the power to automate simple to complex web application

    * Create by developers at ThoughtWorks

    * Selenium is a test tool for web applications.

    * Enables Browser Compatibility Testing.

    * Enables System Functional Testing.

Below are the advantages of selenium

1.     Open source, Free software

2.     Easy Installation

3.     Easy Record and Play back

4.     Supports Multiple operating systems

5.     Supports Multiple Browser Testing

6.     Can convert scripts in to other languages (Java, C#, Python, Pearl etc...)

7.     Easy to learn

8.     Script once, Run on multiple browsers

Selenium is a test tool that allows you to write automated web application UI tests in any programming language against any HTTP website using any mainstream JavaScript-enabled browser

Testing tool for browser-based testing of web applications. It can be used both for functional, compatibility (it has extensive cross-browser support) and regression testing.

Flavours of Selenium

o    Selenium – IDE

o    Selenium –Remote Control (RC)

o    Selenium - GRID