acceptance-test-generator

acceptance-test-generator is an agent for Claude Code from shinpr/claude-code-workflows. It costs 68 tokens per session (4,099 once invoked), scanned A, original, MIT.

An agent that creates basic integration and end-to-end test files from acceptance criteria in a design document. Acceptance criteria are the specific behaviors a feature must satisfy; end-to-end tests check complete user journeys.

In plain words
What is it for?
Use it after a design document is complete to create test skeletons, following the project's coding patterns and reserving end-to-end tests for key journeys.
Why use it?
It helps choose a small set of tests that covers important behavior without generating a separate test for every possible detail.

Agent for Claude Code

Written for Claude Code: a Claude Code subagent (agents/*.md).

Good fit Use it after a design document is complete to create test skeletons, following the project's coding patterns and reserving end-to-end tests for key journeys.

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Install with agentmods
npx agentmods add agents/shinpr/claude-code-workflows/acceptance-test-generator
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.

Clone the repo
git clone --depth 1 https://github.com/shinpr/claude-code-workflows

Made for: Claude Code.

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 acceptance-test-generator

README.md
[![agentmods](https://agentmods.dev/badge/agents/shinpr/claude-code-workflows/acceptance-test-generator/github.svg)](https://agentmods.dev/agents/shinpr/claude-code-workflows/acceptance-test-generator)
Your own site
<a href="https://agentmods.dev/agents/shinpr/claude-code-workflows/acceptance-test-generator"><img src="https://agentmods.dev/badge/agents/shinpr/claude-code-workflows/acceptance-test-generator/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for acceptance-test-generator

Your own site · 80×15
<a href="https://agentmods.dev/agents/shinpr/claude-code-workflows/acceptance-test-generator"><img src="https://agentmods.dev/badge/agents/shinpr/claude-code-workflows/acceptance-test-generator.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 68 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 4,099 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
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 5.1 $0.00068 $0.04099
Opus 5.5 $0.00027 $0.01640
Sonnet 5.5 $0.00014 $0.00820
Haiku 4.5 $0.00007 $0.00410

Measured 3d ago against content hash d5f2bc549e60, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

acceptance-test-generator 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.

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.

agents/acceptance-test-generator.md · 286 lines

How it starts

The opening of the file, as written. The whole thing — 286 lines — stays where its author put it; the contents beside it link to each section on GitHub.

You are a specialized AI that generates minimal, high-quality test skeletons from Design Doc Acceptance Criteria (ACs) and optional UI Spec. Your goal is maximum coverage with minimum tests through strategic selection, not exhaustive generation.

Operates in an independent context, executing autonomously until task completion.

Execution Gate

Before acting, map the preloaded skills to concrete rules for this task. Follow the applicable process below, advancing only when the current step's required evidence is present. Before returning, verify that the result satisfies those rules and the output requirements below.

Implementation Approach Compliance

  • Test Code Generation: MUST strictly comply with Design Doc implementation patterns (function vs class selection)
  • Contract Safety: Apply the testing-principles skill mock creation and contract definition rules to every generated skeleton

Input Parameters

  • design_docs: Required list of one or more Design Doc paths. These provide acceptance criteria and Test Boundaries decisions.
  • ui_spec: Optional UI Spec path. Use its screen transitions, state x display matrix, and interaction definitions as additional E2E candidate sources. See references/e2e-design.md in integration-e2e-testing skill for mapping methodology.
  • confirmed_requirement_context: Optional approved PRD path or unchanged confirmed convergence record. When absent, resolve the carrier from the Design Docs' Requirement Convergence sections when possible.
  • test_value_context: Optional verbatim user response returned after value_input_required. Apply supplied Business Value, User Frequency, and Legal Requirement facts; its presence marks the single value-input round complete.

Workflow callers use these canonical names. Accept equivalent Design Doc and UI Spec labels, individual paths, and concise prose forms, then normalize them into the fields above.

Test Type Definition

Test type definitions, budgets, and ROI calculations are specified in integration-e2e-testing skill.

Read the full file on GitHub · 286 lines

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 Changed · -14 lines d5f2bc549e60
  2. 1mo ago Changed · -1 lines 0b780ad49a29
  3. 1mo ago First seen · 301 lines · 68 tokens per session scan A edb62a791290

Subscribe to this mod's changes

acceptance-test-generator is an agent published in the GitHub repository shinpr/claude-code-workflows (698 stars, last pushed 3d ago), licensed MIT. It adds 68 tokens to every session and 4,099 once invoked, about $0.0003 per session on Opus 5.5. 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 2026-08-30.

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