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Hub and Node setup in Selenium tool with automation testing

Author: Info Campus
by Info Campus
Posted: Sep 17, 2018

Selenium grid has presented in Selenium RC itself and it is known as Selenium Grid 1.0 on the off chance that you are utilizing with Selenium RC.

What is Selenium Grid?

Selenium grid is the idea which will enable you to run your test on numerous machines and on different programs. Selenium grid will really enable you to run the test on different hubs which will diminish the aggregate execution time which is the principle favorable position of Test Automation.

Give a chance to clarify through a case selenium training in Bangalore. Let's say you have 1 content which you have to keep running on MAC, Linux, Unix and Windows then you have 2 approaches.

  1. Setup the total framework in each machine to run test (not suggested)
  2. Setup the matrix condition to run test on all stage with the assistance of Node and Hub idea (Recommended)

To comprehend the Selenium matrix we have to comprehend HUB and NODE idea which will really assist you with creating framework condition.

  • Hub – Hub will be the focal machine which will divert the charges to the separate hub in view of parameter
  • Node will be the real machine where the test will be executed.

Selenium grid in selenium webdriver:-

The most effective method to begin Selenium Hub:

Before continuing further you ought to have selenium server independent container in your neighbourhood machine since this jug record just will make Selenium center and Selenium hub for test execution.

In the event that you don't have selenium server then you can download from their official website.Once the document is downloaded you can begin with center creation.

  • Open CMD and execute underneath summon
  • java - shake selenium-server-independent 2.53.1.jar - part center
  • Hit enter and you will get lattice is up and running
  • When Selenium center is prepared then you can check the status on the program too.
  • Open http://localhost:4444/matrix/supports on nearby program and hit enter

Presently we have to make hub and center point will deal with the nodes. Let’s make a hub and after that we will trigger the test on the hub.

The most effective method to begin Selenium hub:-

To begin the hub execute underneath charge and it will begin the hub

java - shake selenium-server-independent 2.53.1.jar - part hub - center point http://localhost:4444/lattice/enlist

When hub is associated simply open the center Dashboard and you can see hub is associated and you can see the webdriver and RC occasions

As a matter of course, once hub is made you will get 11 occurrences for WebDriver and 11 Instance of RC

5 Firefox, 5 Chrome and 1 IE program

It implies you can run 5 FF,5 Chrome, and 1 IE program in the event that you need to run more test on this program then you can transform from the order line while making the hub.

Selenium Grid for remote execution:-

Presently we can begin actualizing part; we need to utilize RemoteWebDriver to execute our test on framework condition. We additionally need to utilize selenium training in Marathahalli DesiredCapability class to indicate stage name and programs also.

Output:

When test will execute you can see every one of the charges on hub cmd.

Some point to recollect while utilizing Selenium Grid for remote execution

  • In above case, utilized windows as the stage yet you can utilize any stage.
  • have utilized firefox as program however you can utilize some other program Chrome and IE and so forth
  • You can utilize Selenium matrix for parallel execution too.
  • If you don't have the earth to run the test then you can utilize Cloud-based condition like Browser Stack and Sauce lab which will enable you to run the test on their cloud.
About the Author

Infocampus is a training institute that offers training on different technologies. Call 9738001024 for more details. Enquire at http://infocampus.co.in

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Author: Info Campus

Info Campus

Member since: Dec 10, 2016
Published articles: 413

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