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SkillHub ClubAnalyze Data & AITestingFull StackData / AI

n8n-expression-testing

This skill validates n8n expression syntax, tests with sample data, and identifies common errors like undefined property access and type mismatches. It provides safe coding patterns, security checks for dangerous functions, and performance tips for array operations. The quick reference card and error/fix examples help developers write reliable expressions.

Packaged view

This page reorganizes the original catalog entry around fit, installability, and workflow context first. The original raw source lives below.

Stars
262
Hot score
98
Updated
March 20, 2026
Overall rating
A8.3
Composite score
7.0
Best-practice grade
S96.0

Install command

npx @skill-hub/cli install proffesor-for-testing-agentic-qe-n8n-expression-testing
n8nexpression-validationjavascriptdata-transformationworkflow-testing

Repository

proffesor-for-testing/agentic-qe

Skill path: .claude/skills/n8n-expression-testing

This skill validates n8n expression syntax, tests with sample data, and identifies common errors like undefined property access and type mismatches. It provides safe coding patterns, security checks for dangerous functions, and performance tips for array operations. The quick reference card and error/fix examples help developers write reliable expressions.

Open repository

Best for

Primary workflow: Analyze Data & AI.

Technical facets: Testing, Full Stack, Data / AI, Security.

Target audience: Testing teams looking for install-ready agent workflows..

License: Unknown.

Original source

Catalog source: SkillHub Club.

Repository owner: proffesor-for-testing.

This is still a mirrored public skill entry. Review the repository before installing into production workflows.

What it helps with

  • Install n8n-expression-testing into Claude Code, Codex CLI, Gemini CLI, or OpenCode workflows
  • Review https://github.com/proffesor-for-testing/agentic-qe before adding n8n-expression-testing to shared team environments
  • Use n8n-expression-testing for testing workflows

Works across

Claude CodeCodex CLIGemini CLIOpenCode

Favorites: 0.

Sub-skills: 0.

Aggregator: No.

n8n-expression-testing | SkillHub