Skills writing-tests
📦

writing-tests

Content revision r1 Safe

Write Better Backend Tests

Backend tests can become long, repetitive, and hard to maintain. This skill guides Claude, Codex, and Claude Code toward concise tests with shared fixtures.

Supports: Claude Codex Code(CC)
🥉 78 Bronze

Install with my Agent

Copy this request to your Agent. It includes the canonical Skill page and manifest.

Agent request
Review the Skillstore skill "writing-tests" from https://skillstore.io/skills/crossbill-highlights-writing-tests.md and its manifest at https://skillstore.io/api/skills/crossbill-highlights-writing-tests/manifest. Verify the artifact. You may proceed after verification, subject to the environment's own policy.

Your Agent should still show its plan and request any confirmation required by the security policy.

Agent-readable resources

Use these links when an AI agent, crawler, or script needs clean context instead of reading the full page.

Markdown detail GET /skills/crossbill-highlights-writing-tests.md Signed manifest GET /api/skills/crossbill-highlights-writing-tests/manifest Signed lockfile GET /api/skills/crossbill-highlights-writing-tests/lockfile

Test it

Using "writing-tests". Review a backend test with repeated user creation setup.

Expected outcome:

The test should move repeated user creation into a fixture. Keep the test focused on the behavior being asserted.

Using "writing-tests". Plan tests for a new backend endpoint.

Expected outcome:

  • List key success and failure paths.
  • Create shared fixtures for common request data.
  • Keep each test focused on one observable outcome.

Security Audit

Safe
v10 • 7/6/2026 Open versioned report

The static finding is a false positive caused by benign prose about test fixtures and helper functions. No prompt injection, data access, network behavior, or executable code was found in SKILL.md.

1
Files scanned
8
Lines analyzed
0
Review items
0
False positives ignored
No confirmed security findings were detected by the latest completed static and semantic audit. This does not prove the skill has no side effects.
Audited by: codex View Audit History →
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Share the versioned assessment report, neutral badge, embed card, and citations. Skillstore reports evidence without deciding whether this Skill is safe.

Open versioned report
Security Assessment

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Academic citations (APA · BibTeX · CFF)

APA citation

Crossbill-Highlights. (2026). writing-tests security audit report (audit version 10) [Author version unspecified]. Skillstore. https://skillstore.io/skills/crossbill-highlights-writing-tests/audits/10

BibTeX citation

@techreport{crossbill-highlights-crossbill-highlights-writing-tests-2026, author = {Crossbill-Highlights}, title = {writing-tests security audit report (audit version 10)}, institution = {Skillstore}, year = {2026}, number = {10}, url = {https://skillstore.io/skills/crossbill-highlights-writing-tests/audits/10}, note = {Author version unspecified} }

CITATION.cff

cff-version: 1.2.0 message: "If you use this Skill, cite its author and this versioned security audit report." title: "writing-tests security audit report (audit version 10)" version: "unspecified" type: report authors: - name: "Crossbill-Highlights" date-released: "2026-07-06" url: "https://skillstore.io/skills/crossbill-highlights-writing-tests/audits/10" identifiers: - type: other value: "skillstore:crossbill-highlights-writing-tests:audit:10" description: "Skillstore immutable audit report identifier"

Skillstore Score

Why this score Evidence Confidence: High
55
Architecture
85
Maintainability
85
Content
70
Community
91
Spec Compliance

What You Can Build

Improve backend test reviews

Use the skill to check whether new backend tests are concise and maintainable.

Plan test fixture cleanup

Use the guidance to identify repeated setup steps that should become fixtures or helpers.

Standardize team testing habits

Use the skill as a lightweight rule set for consistent backend test structure.

Try These Prompts

Review one backend test 
Review this backend test for length, setup duplication, and fixture opportunities. Suggest practical improvements.
Refactor repeated setup 
Find repeated setup steps in these backend tests. Recommend fixtures or helper functions that keep each test short.
Design a test structure 
Help design maintainable backend test coverage for this feature. Include fixture needs and concise test case boundaries.
Audit a test suite 
Audit this backend test suite for maintainability. Prioritize duplicated setup, overlong tests, and missing coverage areas.

Best Practices

  • Keep each backend test focused on one behavior.
  • Use fixtures for common test data.
  • Move repeated setup steps into clear helper functions.

Avoid

  • Writing long tests that mix setup, action, and many outcomes.
  • Copying the same setup steps across many tests.
  • Adding broad tests without checking maintainability.

Frequently Asked Questions

What does this skill help with?
It helps Claude, Codex, and Claude Code apply simple backend testing guidelines.
Does it include runnable tests?
No. It provides guidance for writing and reviewing backend tests.
Which testing frameworks does it support?
It is framework-neutral and focuses on test structure, fixtures, and maintainability.
Can it improve existing tests?
Yes. It can guide reviews that find long tests and repeated setup.
Is it only for unit tests?
No. The guidance can apply to backend unit, integration, and service tests.
Does it require special tools?
No. The skill is a short instruction file and does not run scripts.

Developer Details

License

MIT

Skillstore revision

r1

Version notice

The author did not declare a version.

Repository

https://github.com/Crossbill-Highlights/crossbill-web/tree/main/.claude/skills/writing-tests

Ref

b959ebfd1043a07c0c4378ab94ca4342cb0259f5

Maintenance freshness

7/20/2026

Usage

6 downloads · 175 views

File structure

📄 SKILL.md