Unit testing

2,728 mods in this category, of every kind an agent can take. Each one carries what it costs per session, what the scan found, and whether it is the original.

test-review

01

datahub-project/datahub

Skill Claude CodeCodex

You are an expert DataHub test reviewer. Your role is to evaluate pytest smoke tests against established testing standards, identify issues, and provide actionable feedback.

not rated 13k +46 changed 1mo ago A SkillSpector: warn 0 tokens original Apache-2.0

cargo-pgrx

02

yugabyte/yugabyte-db

Skill Claude Code

Choose and run cargo-pgrx commands, pgrx tests, pgtest coverage, and pgsys boundary checks.

not rated 11k +15 today A 29 tokens

ginkgo

03

onsi/ginkgo

Plugin Claude Code

Bundles 13 skills · 1,556 tokens together

Write, run, and debug Ginkgo/Gomega test suites in Go. Skills for the tree-construction mental model, spec authoring and cleanup, tables and generated specs, the full decorator reference, filtering, parallelism, ordered/flaky specs, timeouts and async, the CLI and CI configuration, reporting, and JSON-first failure…

not rated 9.1k +5 changed 9d ago A tokens not measured original MIT

NVIDIA/skills

Skill Claude Code ✓ vendor

Guide for onboarding new model architectures into NeMo AutoModel, including architecture discovery, implementation patterns, registration, and validation.

not rated 3.6k +68 changed 1mo ago A Socket: passSnyk: passSkillSpector: pass 33 tokens original Apache-2.0

callstack/react-native-testing-library

Skill Claude CodeCodex

Write tests using React Native Testing Library (RNTL) v13 and v14 (@testing-library/react-native). Use when writing, reviewing, or fixing React Native component tests. Covers: render, screen, queries (getBy/getAllBy/queryBy/findBy), Jest matchers, userEvent, fireEvent, waitFor, and async patterns. Supports v13 (React…

not rated 3.4k +3 3d ago A Socket: passSnyk: passSkillSpector: pass 134 tokens original MIT

gomega

06

onsi/gomega

Plugin Claude Code

Bundles 12 skills · 1,440 tokens together

Write expressive, correct Gomega assertions in Go. Skills for the Expect/Ω model, synchronous and asynchronous (Eventually/Consistently) assertions, the full matcher catalog, composing and authoring custom matchers, and the gstruct, ghttp, gexec, gbytes, gleak, and gmeasure sub-libraries.

not rated 2.4k +1 changed 24d ago A tokens not measured original MIT

expecttest

07

ezyang/codemcp

Cursor rule Cursor

We use expecttest for testing. If you need to match against a multiline string or some output that is likely to change in the future (e.g., the kind of thing you would have ordinarily done an assertIn with), use an expect test. If a test is assertExpectedInline and it fails, use 'accept' command to update the output…

not rated 1.6k +1 9mo ago A 0 tokens original Apache-2.0

caliber-testing

08

caliber-ai-org/ai-setup

Skill Claude CodeCodex needs its repo

Writes Vitest tests following project patterns: tests/ directories, vi.mock() for module mocking with vi.hoisted() for test-time factories, global LLM mock from src/test/setup.ts, environment variable save/restore in beforeEach/afterEach, vi.clearAllMocks() lifecycle, and test file organization. Use when user says…

not rated 1.3k +6 24d ago A SkillSpector: pass 0 tokens original MIT

commit-checks

09

strelov1/freehire

Cursor rule Cursor

Run gofmt, go vet, and unit tests before committing Go files.

not rated 1.3k +503 today A 175 tokens original MIT

testing

10

thedaviddias/llms-txt-hub

Cursor rule Cursor

Rules for writing Jest tests in TypeScript.

not rated 913 +2 today A 1,167 tokens

fixture-monkey

11

naver/fixture-monkey

Plugin Claude Code

Bundles 1 skill · 42 tokens together

Write Java and Kotlin test fixtures that pin only what the scenario depends on and leave the rest random.

not rated 700 +1 21d ago A tokens not measured copy · 89% Apache-2.0

foundry-testing

12

PaulRBerg/foundry-template

Skill Codex

Write and debug Foundry tests and Solidity scripts. Use when writing unit, fuzz, fork, or invariant tests, writing bulloak BTT .tree specs (Branching Tree Technique), using cheatcodes, benchmarking gas, measuring coverage, writing deploy scripts, or working in tests/ or script/.

not rated 642 9d ago A 64 tokens original MIT

test-writer

13

vinilana/dotcontext

Agent Claude Code

Write comprehensive unit and integration tests.

not rated 573 +1 2mo ago A 10 tokens original MIT

dart-lang/skills

Skill Claude CodeCodex

Replace the usage of expect and similar functions from package:matcher to package:checks equivalents.

not rated 524 +3 2d ago A Socket: passSnyk: pass 32 tokens copy · 100% BSD-3-Clause

tevm

16

evmts/tevm

Skill Codex

Build, simulate, test, fork, and debug EVM transactions in TypeScript with tevm 1.0.0-rc.151. Use for in-process EVM scripts, typed Solidity imports, lazy mainnet or OP-stack forks, direct account and storage setup, viem-compatible contract actions, Vitest EVM tests, traces, and transaction simulation.

not rated 449 1mo ago A SkillSpector: pass 77 tokens original MIT

bashunit

17

TypedDevs/bashunit

Skill Claude CodeCodex needs its repo

Write and run tests for bash scripts with bashunit. Use when adding or fixing tests for shell code, when a bashunit run fails, or when asked to raise coverage of a bash script. Covers loading the code under test, the assertion catalogue, the fast edit-run loop, and the API traps that produce silently-passing tests.

not rated 436 +1 today A 70 tokens original MIT

test-scripts

19

ivo-toby/mcp-openapi-server

Cursor rule Cursor

Never try to run a test-script from commandline using node -e. This will always fail, you'll need to write a typescript test file, build that and execute that.

not rated 301 +2 4mo ago A 49 tokens original MIT

write-tests

20

tarlepp/symfony-flex-backend

Skill Claude CodeCodex

Add or update PHPUnit tests using this repository's E2E, functional, integration, and unit test conventions.

not rated 288 changed today A 25 tokens original MIT

modernize-tests

21

aduermael/herm

Skill Claude CodeCodex

Modernize test suites to use modern Swift Testing features or migrate from XCTest.

not rated 233 +1 2mo ago A SkillSpector: pass 19 tokens original MIT

kevmoo/dash_skills

Skill Claude CodeCodex

Core concepts and best practices for package:test. Covers test, group, lifecycle methods (setUp, tearDown), and configuration (darttest.yaml).

not rated 147 changed 2d ago A Socket: passSnyk: passSkillSpector: warn 44 tokens original Apache-2.0

test-writing

24

SteelMorgan/1c-agent-based-dev-framework

Skill Claude CodeCodex

A guide for writing YaxUnit tests, including test doubles called mocks and checks called assertions, for BSL code.

not rated 119 +3 changed 21d ago A 17 tokens

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