Test Synthesizer

Generate missing unit test skeletons and map existing tests to source files.

1|Updated Mar 7, 2026
One-click install
npx skills add https://github.com/jimmymalhan/codereview-pilot --skill test-synthesizer
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: Test Synthesizer
Source: https://github.com/jimmymalhan/codereview-pilot/tree/main/.claude/skills/test-synthesizer
Command: npx skills add https://github.com/jimmymalhan/codereview-pilot --skill test-synthesizer

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill addresses the critical issue of insufficient test coverage by automatically generating missing tests for untested code paths and identifying areas where tests are lacking.

Core Features & Use Cases

  • Generate Missing Tests: Creates test skeletons for code paths that currently have no associated tests.
  • Map Existing Tests: Links existing test files to their corresponding source files.
  • Identify Test Gaps: Pinpoints specific areas within source files that require new tests.
  • Use Case: After a new feature is developed, this Skill can be used to ensure all new code is adequately tested, preventing regressions and improving overall code quality.

Quick Start

Use the Test Synthesizer skill to generate missing tests for the codebase.

Frequently Asked Questions about Test Synthesizer

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

FAQPage Schema
How do I generate missing unit tests for untested code paths?

To generate missing unit tests for untested code paths, you can use an automated test synthesizer to create test skeletons and map existing tests to source files. This process pinpoints specific areas requiring tests and produces structured output detailing untested files.

What is the best way to identify test coverage gaps in a codebase?

Identifying test coverage gaps involves mapping existing tests to their corresponding source files to pinpoint specific areas lacking tests. This highlights untested files and ensures new features have adequate coverage to prevent regressions and improve code quality.

Can I automatically create test skeletons to meet software testing standards?

Yes, you can automatically create test skeletons to meet software testing standards. The generation process requires repo-intelligence snapshots, file inventories, and testing standards to produce structured output detailing untested files and their corresponding test skeletons.

Do I need repo-intelligence snapshots to map existing tests to source files?

Yes, you need repo-intelligence snapshots and file inventories to map existing tests to source files effectively. These inputs provide the necessary context for the automation tool to link tests accurately and identify untested code paths in your software development workflow.

When should I use automated test generation in my developer workflow?

You should use automated test generation after developing a new feature to ensure all new code is adequately tested. It addresses insufficient test coverage by preventing regressions and helping you adhere to required coverage thresholds in software development workflows.