Hello Magento Folks,

In this article, I will illustrate How To Create A Unit Test File In Magento 2. I am writing this for all the beginners who just started with Magento and need to learn about the unit tests. Also, check out our previously placed blog where I have explained How to Use Local & Cookie Storage using JavaScript modules in Magento 2. We will also go through the Command Line Interface (CLI) and PHPStorm IDE in this article. 

What is Unit Testing?

Basically, unit testing is known as a part of software testing where each and every small unit of the software is tested. The main cause of this is for the validation of the software code which works as expected. Unit testing is conducted when the development process of the application. 

Why do you need Unit Testing? 

Mainly unit testing is performed to diminish the number of bugs/errors occurred during production. The precise unit testing is carried out from the closest developer to the project and with the help of these unit tests, all other developers will get an opportunity to understand and learn the code more precisely.

Steps to Create A Unit Test File In Magento 2:

Step 1: Create the Unittest.php file at the given below path and add code.

app\code\Vendor\Extension\Model\

Step 2: Create the Unittest.php file at the given below path and add code.

app\code\Vendor\Extension\Test\Unit\Model\

After adding the above code, run the below command in the terminal of the Magento 2 root directory.

Wrap Up: 

Hopefully, all are able to Create A Unit Test File In Magento 2 using the above-given illustration. In case of any errors, you face during the unit file creation you can ask me in the comment section below. Don’t forget to hit the 5 stars

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