pester-patterns

Automate PowerShell module testing with reusable Pester 5 patterns.

11|1|Updated Mar 27, 2026
One-click install
npx skills add https://github.com/raandree/CopilotAtelier --skill pester-patterns
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: pester-patterns
Source: https://github.com/raandree/CopilotAtelier/tree/main/Skills/pester-patterns
Command: npx skills add https://github.com/raandree/CopilotAtelier --skill pester-patterns

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Provides ready-to-use Pester 5 test patterns and recipes to accelerate PowerShell module testing, reducing boilerplate and increasing test reliability.

Core Features & Use Cases

  • Predefined patterns for mocking the file system, REST APIs, DSC resources, credentials, and more.
  • Reusable templates for common testing scenarios, including parallel execution, pipeline input, and error handling.
  • Use cases spanning unit, integration, and reliability tests for PowerShell modules in CI.

Quick Start

Load the Pester patterns and run tests with Invoke-Pester on your module's test suite.

Frequently Asked Questions about pester-patterns

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I mock REST APIs and file systems in Pester 5 tests?

Mock REST APIs and file systems in Pester 5 tests by applying predefined patterns that isolate external dependencies, reducing boilerplate and increasing PowerShell module test reliability.

What is the best way to structure PowerShell unit testing for CI pipelines?

Structure PowerShell unit testing for CI pipelines using ready-to-use Pester 5 recipes that cover parallel execution, pipeline input, and error handling to automate robust module testing.

Can I use these Pester patterns to test DSC resources and credentials?

Yes, you can test DSC resources and credentials using predefined Pester 5 patterns designed to mock these specific external dependencies within your PowerShell module test suite.

How do I get started with Pester 5 patterns for PowerShell module testing?

Get started with Pester 5 patterns by loading the test recipes into your environment and running tests against your PowerShell module using the Invoke-Pester command.

Does PowerShell testing with Pester 5 support parallel execution and pipeline input?

Yes, PowerShell testing with Pester 5 supports parallel execution and pipeline input through reusable templates that provide comprehensive test recipes for common testing scenarios.