volto-cypress-writer

volto-cypress-writer is a skill for Claude Code, Codex from eea/eea.agent.skills. It costs 63 tokens per session (1,866 once invoked), scanned A, original, MIT.

A guide for writing and maintaining Cypress end-to-end tests for Plone and Volto websites. End-to-end tests drive the site in a browser to check complete user journeys rather than isolated functions.

In plain words
What is it for?
Use it to create or debug browser tests that set up state, navigate, edit, save, and verify results through the user interface, while organising specs and reusable helpers.
Why use it?
It helps keep tests aligned with the project's actual layout and reduces fragile tests caused by unstable selectors, hidden setup shortcuts, or inconsistent helpers.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Good fit Use it to create or debug browser tests that set up state, navigate, edit, save, and verify results through the user interface, while organising specs and reusable helpers.

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Install with agentmods
npx agentmods add skills/eea/eea.agent.skills/volto-cypress-writer
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.

Any agent
npx skills add eea/eea.agent.skills --skill volto-cypress-writer
Clone the repo
git clone --depth 1 https://github.com/eea/eea.agent.skills

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 volto-cypress-writer

README.md
[![agentmods](https://agentmods.dev/badge/skills/eea/eea.agent.skills/volto-cypress-writer/github.svg)](https://agentmods.dev/skills/eea/eea.agent.skills/volto-cypress-writer)
Your own site
<a href="https://agentmods.dev/skills/eea/eea.agent.skills/volto-cypress-writer"><img src="https://agentmods.dev/badge/skills/eea/eea.agent.skills/volto-cypress-writer/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 volto-cypress-writer

Your own site · 80×15
<a href="https://agentmods.dev/skills/eea/eea.agent.skills/volto-cypress-writer"><img src="https://agentmods.dev/badge/skills/eea/eea.agent.skills/volto-cypress-writer.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 63 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 1,866 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 $0.00063 $0.01866
Opus 5.5 $0.00025 $0.00746
Sonnet 5.5 $0.00013 $0.00373
Haiku 4.5 $0.00006 $0.00187

Measured 19d ago against content hash 66ccfa14a566, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

volto-cypress-writer 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 19d 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.

skills/volto-cypress-writer/SKILL.md · 198 lines

How it starts

The opening of the file, as written. The whole thing — 198 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Volto Cypress Writer

Use this skill when writing, updating, reviewing, or debugging Cypress tests for EEA Plone/Volto add-ons and projects.

Discover the project first

EEA Volto codebases come from more than one template generation, and their Cypress setup differs. Before editing, read:

  • cypress.config.js — the specPattern, baseUrl, reporter, and setup events
  • Makefile — run make help for the real Cypress targets
  • cypress/support/e2e.js and cypress/support/commands.js — the helper layout
  • nearby specs — the existing naming and helper style

Put new specs where the project's specPattern points, not in a hardcoded directory. Common layouts are cypress/e2e/**/*.cy.js (legacy add-ons) and cypress/tests/**/*.cy.{js,jsx,ts,tsx} (Cookieplone projects/add-ons).

Put reusable feature helpers in cypress/support/<feature>.js unless the project already uses a different convention. Keep global Cypress commands minimal; prefer imported helpers for feature-specific flows.

UI-First Rule

New tests must set up state, navigate, edit, save, and assert through the browser UI.

  • Do not add or call cy.request() setup helpers for new tests unless the user explicitly asks for legacy/API-seeded style.
  • Existing REST helpers such as autologin, createContent, and removeContent may be read for context, but do not copy them into new UI-first flows.
  • Use the UI for the behavior under test even when an older suite uses API shortcuts.
  • If UI-only setup is impractical for a narrow reason, stop and explain the constraint before changing the approach.

Selectors

  • Prefer stable data-cy or data-testid selectors.
  • If stable selectors are missing and component edits are in scope, add explicit test selectors to the component instead of relying on DOM shape.
  • Use role, label, placeholder, or visible text when they describe the user's intent.
  • Avoid positional selectors like :nth-child() and style-driven selectors like .ui.basic.icon.button....
  • If Volto or Semantic UI markup forces a fragile selector, hide it behind a named helper such as openBlockChooser() or saveCurrentPage().
  • Keep assertions user-visible where possible: URL, heading, block text, saved view output, modal state, toolbar state, validation message.

Read the full file on GitHub · 198 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. 19d ago First seen · 198 lines · 63 tokens per session scan A 66ccfa14a566

Subscribe to this mod's changes

volto-cypress-writer is a skill published in the GitHub repository eea/eea.agent.skills (5 stars, last pushed 20d ago), licensed MIT. It adds 63 tokens to every session and 1,866 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 2026-09-28.

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