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N8n Workflow Testing Fundamentals

proffesor-for-testing/agentic-qe

This handles the mechanics of testing n8n automation workflows, from structure validation to execution testing. You get checks for orphaned nodes, credential validation, data flow tracing between nodes, and error path testing with actual code examples. Worth using when you're building or debugging n8n workflows and need to verify trigger configuration, node connections, and data transformations. The execution state tracking and error injection scenarios are solid. It assumes you're already familiar with n8n's node based approach but need systematic testing patterns rather than clicking through the UI hoping things work.

skills.sh installs
172
GitHub stars
524
last updated
Aug 21, 2026
View on GitHub

Install

$ npx -y skills add proffesor-for-testing/agentic-qe --skill n8n-workflow-testing-fundamentals --agent claude-code

Installs into .claude/skills of the current project.

Files

n8n Workflow Testing Fundamentals

<default_to_action> When testing n8n workflows:

  1. VALIDATE workflow structure before execution
  2. TEST with realistic test data
  3. VERIFY node-to-node data flow
  4. CHECK error handling paths
  5. MEASURE execution performance

Quick n8n Testing Checklist:

  • All nodes properly connected (no orphans)
  • Trigger node correctly configured
  • Data mappings between nodes valid
  • Error workflows defined
  • Credentials properly referenced

Critical Success Factors:

  • Test each execution path separately
  • Validate data transformations at each node
  • Check retry and error handling behavior
  • Verify integrations with external services </default_to_action>

Quick Reference Card

When to Use

  • Testing new n8n workflows
  • Validating workflow changes
  • Debugging failed executions
  • Performance optimization
  • Pre-deployment validation

n8n Workflow Components

SKILL.md on GitHub

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Details

Repository
github.com/proffesor-for-testing/agentic-qe
Categories
Testing & QA, AI & Agent Building, Debugging, Automation & Workflows
First seen
Jun 3, 2026

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