How to Download and Install JUnit in Eclipse?

JUnit is considered one of the best testing methods for regression. It is an open-source unit testing framework that is used to write and run repeated automated test cases without manual intervention in the Java programming language.

Prerequisites:

• JDK
• Eclipse

Downloading and Installation:

JUnit can be downloaded from its official website and can be installed with the help of the following steps:

Step 1: Click on Download and Install option which will redirect to the GitHub link.

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Step 2: Download both the jar files.

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Step 3: Make a new Folder "Junit" and add both downloaded jar files into that folder as shown below :

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Setting Environment Variables:

Follow the below steps to set the environment variable:

Step 1: Go to Environment variables.

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Step 2: Click on the new button under System Variables. 

In the first text box enter variable name JUNIT_HOME, while in the second text field enter the path of Junit jar files. 

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Step 3: Click on OK after entering variable name and path.

Configuring and Building JUnit in Eclipse:

Follow the below steps to configure JUnit in Eclipse:

Step 1: To configure and build JUnit in Eclipse, Open Eclipse, and Create New Project.

Right-click on “Build Path” and then “Configure Build Path”

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Step 2: Go to the Java Build Path category and Click on Add External JARs.

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Step 3: Browse the jar files, select both and click on Open. 

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After adding jar files, Click on Apply and Close.

To verify JUnit file in eclipse, expand the Reference Libraries section as shown below:

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