Authorization Testing

Authorization Testing is a skill for Claude Code, Codex from authzed/authzed-marketplace. It costs 41 tokens per session (1,068 once invoked), scanned A, original, Apache-2.0.

A testing guide for SpiceDB authorization systems, where authorization means deciding whether a subject may access a resource. It covers test data, expected access results, integration tests, and denied-access cases.

In plain words
What is it for?
Use it to create relationship fixtures, positive and negative permission scenarios, end-to-end tests, assertion tests, and load tests for SpiceDB.
Why use it?
It helps verify both allowed and denied actions, including inherited permissions and complicated rules that are easy to miss.

Skill for Claude CodeCodex

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

agentmods
npx agentmods add skills/authzed/authzed-marketplace/authorization-testing
Any agent
npx skills add authzed/authzed-marketplace --skill authorization-testing
Clone the repo
git clone --depth 1 https://github.com/authzed/authzed-marketplace

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for Authorization Testing

README.md
[![agentmods](https://agentmods.dev/badge/skills/authzed/authzed-marketplace/authorization-testing.svg)](https://agentmods.dev/skills/authzed/authzed-marketplace/authorization-testing)
Your own site
<a href="https://agentmods.dev/skills/authzed/authzed-marketplace/authorization-testing"><img src="https://agentmods.dev/badge/skills/authzed/authzed-marketplace/authorization-testing.svg" alt="Measured on agentmods" height="20"></a>
Per session 41 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,068 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5 $0.00041 $0.01068
Opus 5 $0.00020 $0.00534
Sonnet 5 $0.00008 $0.00214
Haiku 4.5 $0.00004 $0.00107

Measured 3d ago against content hash 9e4eec3326ec, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

Authorization Testing scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 3d ago.

The scan reads SKILL.md. This mod also ships 1 executable file (examples/load_test.py), listed below but not scanned — reading those needs a real analyzer, not pattern matching.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

spicedb-dev/skills/authorization-testing/SKILL.md · 122 lines

How it starts

The opening of the file, as written. The whole thing — 122 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Authorization Testing

This skill provides guidance on testing SpiceDB-based authorization systems, including test data fixture generation, test scenario design, and integration testing patterns.

Overview

Testing authorization requires:

  • Test fixtures: Relationship data representing test scenarios
  • Test scenarios: Expected permission outcomes
  • Integration tests: End-to-end authorization flows
  • Negative tests: Verify denials work correctly

Good authorization tests cover both positive cases (access granted) and negative cases (access denied), and test edge cases like hierarchical inheritance and complex permission rules.

Quick Reference

Need to... Read This
Find test scenario patterns references/test-patterns.md
Generate fixture data references/fixture-generators.md
See a complete Go test suite examples/go_test.go
See SpiceDB assertion tests examples/assertions.yaml
See load/perf testing examples/load_test.py

Test Fixture Generation

Fixtures establish the relationship graph for testing. Organize by scenario, using your schema's actual definition and relation names (not generic placeholders).

See references/fixture-generators.md for fixture structure patterns and helper functions in Go, Python, and TypeScript.

Use /spicedb-dev:test-permissions to generate fixtures directly from a schema.

Test Scenarios

See references/test-patterns.md for the complete scenario library with 14 patterns covering: direct access, role-based access, hierarchical inheritance, sharing (wildcard and domain), complex multi-path, revocation, edge cases, caveated permissions, and CI integration patterns.

Integration Testing

Integration tests verify authorization in the context of your application.

Pattern: Setup, execute, verify, cleanup.

See examples/go_test.go for a complete Go test suite demonstrating:

  • Client setup with serve-testing isolation (unique token per test)
  • Schema loading, relationship writing, and permission checking helpers
  • Table-driven positive and negative test cases
  • Revocation testing

Read the full file on GitHub · 122 lines

Files

What ships with it

5 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 3d ago First seen · 122 lines · 41 tokens per session scan A 9e4eec3326ec

Subscribe to this mod's changes

Authorization Testing is a skill published in the GitHub repository authzed/authzed-marketplace (2 stars, last pushed 6d ago), licensed Apache-2.0. It adds 41 tokens to every session and 1,068 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

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