PESTER TESTING HOW TO

Accept all the modules and Pester will be installed. To install Pester, run the following cmdlet:Īfter you run the cmdlet, you should see output similar to the screenshot below. The installation process is done with the Install-Module cmdlet, which is native in PowerShell across all operating systems. If this is the first time you've run the Pester framework, depending on your operating system, you will most likely have to install it. To follow along in this blog post, you need the following: Install Pester

PESTER TESTING HOW TO

In this blog post, you're going to learn how to use the most popular testing framework for PowerShell called Pester. With the above points, the test you ran locally is no longer valid. The API call the PowerShell module is making gets changed.The PowerShell module that you are using gets updated or changed.The code is used on a different system or operating system.Bugs can be introduced by changing the code.New versions of the code can be created.It's good that it was tested locally, but the test you ran is now in the past, and a few things can happen: Think about this scenario: I tested the PowerShell function locally and it works! It did the exact thing I need it to do, and now I'm going to store it in GitHub so it can be used later. Unit testing and mock testing are extremely important in scripting and automation. One of the many things that don't come up as often when you're automating vs when you're building application code is testing. After-all, functions are still functions and variables are still variables.

When you're working with any code, whether it's automation or software code, it should be treated the same way.

Pester testing