If you look closer on how we broke the test, you can see that there are two distinct ways to break it. The error is: Expected 1, but got 8., this again reflects exactly what we did in the test, but it no longer reflects the real world. This is the output you should see in the console:
POWERSHELL PESTER EXAMPLES INSTALL
To install Pester it is usually enough to just do Install-Module Pester -Force. Pester can produce artifacts such as Test Results file and can be used for generatingĬode Coverage and Test Result files for reporting Pester contains a powerful set of Mocking capabilities that allow tests to replace the behavior of anyĬommand inside of a piece of PowerShell code being tested. With Visual Studio Code, and it can of course be integrated into a build script in a CI pipeline. Pester can be run locally, where it integrates well Includes functions, Cmdlets, Modules and scripts. Pester tests can execute any command or script that is accessible to a Pester test file.
Pester follows a file naming convention *.Tests.ps1, and uses a simple set of functions:ĭescribe, Context, It, Should and Mock to create a mini-DSL for writing your tests. It is also a base for tools that validate whole environments, computer deployments, database configurations and so on. Used for writing unit and integration tests, but it is not limited to just that. Pester provides a framework for writing and running tests.
Pester is a testing and mocking framework for PowerShell.
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