perl-testing

Automate Perl testing with Test2::V0, Test::More, and Devel::Cover.

8|Updated Apr 9, 2026
One-click install
npx skills add https://github.com/D0NMEGA/donnyclaude --skill perl-testing-d0nmega
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: perl-testing
Source: https://github.com/D0NMEGA/donnyclaude/tree/main/packages/skills/perl-testing
Command: npx skills add https://github.com/D0NMEGA/donnyclaude --skill perl-testing-d0nmega

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Perl development often suffers from brittle tests, flaky behavior, and aging toolchains. This Skill consolidates modern Perl testing patterns, including Test2::V0, Test::More, the prove runner, and TDD methodology, to improve test quality, readability, and maintainability.

Core Features & Use Cases

  • TDD workflow: RED-GREEN-REFACTOR cycle guides developers from failing tests to robust implementations.
  • Modern testing tools: Leverages Test2::V0 and Test::More with rich assertions, subtests, and deep data comparisons.
  • Mocking & coverage: Demonstrates mocking external dependencies with Test::MockModule and measures coverage with Devel::Cover; supports migration from Test::More to Test2::V0.

Quick Start

Run the test suite with prove -l t/ to validate Perl modules.

Frequently Asked Questions about perl-testing

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

FAQPage Schema
How do I migrate Perl tests from Test::More to Test2::V0?

Perl test migration from Test::More to Test2::V0 is supported by applying modern testing patterns that ensure code correctness. This transition improves test readability and maintainability while leveraging rich assertions and deep data comparisons.

How do I mock external dependencies in a Perl test suite?

Mocking external dependencies in Perl tests uses Test::MockModule to isolate modules and ensure code correctness. This approach supports unit and integration tests by simulating external interactions without modifying the actual application logic.

What is the best way to measure code coverage for Perl modules?

Measuring Perl code coverage uses Devel::Cover during test-suite maintenance to ensure code correctness. It runs alongside the prove runner to validate modules and identify untested execution paths.

How do I apply TDD methodology when developing Perl applications?

Applying TDD methodology in Perl development follows the RED-GREEN-REFACTOR cycle to guide developers from failing tests to robust implementations. This ensures code correctness by validating Perl modules and applications during development.

Does Test2::V0 support subtests and deep data comparisons?

Test2::V0 supports subtests and deep data comparisons to ensure code correctness in Perl modules. These modern testing tools provide rich assertions that improve test quality and readability during development.

Why does my Perl test suite suffer from flaky behavior and brittle tests?

Flaky behavior and brittle tests in Perl often stem from aging toolchains and poor test design. Consolidating modern Perl testing patterns with Test2::V0 and mocking improves test quality, readability, and maintainability.