When aĭockerfile is built (via the docker build command), something called a Docker Image is produced. Docker applications are defined inĪ specialized file called a Dockerfile which lay out the steps required to install and run applications. Initially developed for Linux, Docker clients exist for all major operating systems. This is where Docker comes in! What is Docker?ĭocker is an open-source containerization platform that automates the installation and execution of applications. Up to date with the latest browser versions, having an automated process for installing and upgrading these threeĬomponents can be a huge time-saver.

The browser process itself, such as Google Chrome or Apple Safari.īecause of the complexity of running multiple executables, as well as due to the frequency of updates necessary to keep.Each browser that integrates with Selenium (Google Chrome, Opera, Safari, andįirefox) has its own version of WebDriver that translates Selenium API calls into browser actions. A WebDriver executable which serves as the integration layerīetween Selenium and a target browser.The Selenium script itself, which is running within a programming runtime like Java or Python.But did you know that Selenium does not operate as a single standalone tool? It’s true! When you’re running evenĪ simple Selenium test, you’re actually using three separate executables:

As you probably know, Selenium is a popular open-source library for creating automated

Selenium install linux