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Automated PowerShell Tests With Pester

Execute Describe/It tests and report structured results in CI.

WindowsautomationbuilddeveloperpowershellLow risk
Run Invoke-Pester -Path .\tests to execute all test files and print a summary.

01Command

Command
$ Invoke-Pester -Path .\tests

02What it does

Pester is the standard testing framework for PowerShell, with Describe, Context and It blocks plus assertion operators. Running it from the command line produces NUnit-style output that CI systems consume, making it the automation path for PowerShell code quality.

03Risk

RiskLow risk
RequirementsInstall-Module Pester -Scope CurrentUser
!Warning: Test code executes with your privileges; treat test files as code to review, especially when they touch the filesystem or network.

04Undo

✓No undo needed — this command does not change persistent state.

05Sources

  • Invoking Pester
    Pester · vendor-doc · 2026-09-20
    Evidence: Official Pester documentation for running tests.

Last verified: 2026-10-13 · Category: Developer

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