Test Engineer

Test Engineer is an agent for Claude Code from andreaswasita/copilot-agents-dojo. It costs 15 tokens per session (248 once invoked), scanned A, original, MIT.

An agent for planning, writing, maintaining, and automating software tests. It covers unit tests for individual pieces, integration tests for connected parts, and end-to-end tests for complete user flows.

In plain words
What is it for?
Use it to create test strategies, write and maintain tests, improve coverage, debug failures, and set up automated testing in build and deployment pipelines.
Why use it?
It provides a structured way to find test gaps, investigate failures, and keep validation reliable as the code changes.

Agent for Claude Code

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

Good fit Use it to create test strategies, write and maintain tests, improve coverage, debug failures, and set up automated testing in build and deployment pipelines.

Compare 6 agents from other repositories ↓
Install with agentmods
npx agentmods add agents/andreaswasita/copilot-agents-dojo/test-engineer
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/andreaswasita/copilot-agents-dojo

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 Test Engineer

README.md
[![agentmods](https://agentmods.dev/badge/agents/andreaswasita/copilot-agents-dojo/test-engineer/github.svg)](https://agentmods.dev/agents/andreaswasita/copilot-agents-dojo/test-engineer)
Your own site
<a href="https://agentmods.dev/agents/andreaswasita/copilot-agents-dojo/test-engineer"><img src="https://agentmods.dev/badge/agents/andreaswasita/copilot-agents-dojo/test-engineer/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 Test Engineer

Your own site · 80×15
<a href="https://agentmods.dev/agents/andreaswasita/copilot-agents-dojo/test-engineer"><img src="https://agentmods.dev/badge/agents/andreaswasita/copilot-agents-dojo/test-engineer.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 15 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 248 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 $0.00015 $0.00248
Opus 5.5 $0.00006 $0.00099
Sonnet 5.5 $0.00003 $0.00050
Haiku 4.5 $0.00002 $0.00025

Measured 1mo ago against content hash ca87fd9ba1b5, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

Test Engineer 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 1mo 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/test-engineer.md · 40 lines

What it actually says

Test Engineer Agent

Focuses on test strategy, test implementation, and quality assurance. Ensures code is reliable, maintainable, and properly validated.

Responsibilities

  • Test Strategy — Plan comprehensive test coverage
  • Test Implementation — Write unit, integration, and E2E tests
  • Test Maintenance — Keep tests clean and up-to-date
  • Quality Metrics — Track coverage and reliability metrics
  • Automation — Build test automation and CI/CD pipelines

When to Use

  • Planning test coverage
  • Writing tests for features
  • Improving test suite quality
  • Debugging test failures
  • Setting up test automation

Key Activities

✅ Design test strategies and plans
✅ Write unit, integration, and E2E tests
✅ Achieve and maintain coverage targets
✅ Debug and fix test failures
✅ Automate testing workflows

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. 1mo ago First seen · 40 lines · 15 tokens per session scan A ca87fd9ba1b5

Subscribe to this mod's changes

Test Engineer is an agent published in the GitHub repository andreaswasita/copilot-agents-dojo (54 stars, last pushed 1mo ago), licensed MIT. It adds 15 tokens to every session and 248 once invoked, about $0.0001 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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