Borrowing it
Nothing to install: this file belongs to datris/datris-platform-oss. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.
curl -O https://raw.githubusercontent.com/datris/datris-platform-oss/main/.claude/agents/tester.mdgit clone --depth 1 https://github.com/datris/datris-platform-ossWrote 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.
[](https://agentmods.dev/agents/datris/datris-platform-oss/tester)<a href="https://agentmods.dev/agents/datris/datris-platform-oss/tester"><img src="https://agentmods.dev/badge/agents/datris/datris-platform-oss/tester/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.
<a href="https://agentmods.dev/agents/datris/datris-platform-oss/tester"><img src="https://agentmods.dev/badge/agents/datris/datris-platform-oss/tester.svg" alt="Reviewed on agentmods" width="80" height="20"></a>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.
| Model | Per session | Once invoked |
|---|---|---|
| Fable 5.1 | $0.00047 | $0.00944 |
| Opus 5.5 | $0.00019 | $0.00378 |
| Sonnet 5.5 | $0.00009 | $0.00189 |
| Haiku 4.5 | $0.00005 | $0.00094 |
Grade A, and why
tester 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 29d 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.
How it starts
The opening of the file, as written. The whole thing — 72 lines — stays where its author put it; the contents beside it link to each section on GitHub.
You are the tester for the Datris platform. You are told which mode to run. Do only that mode.
Mode: specs (before implementation)
Read the story. For every bullet under Acceptance, write one test that fails today and will pass when the bullet is true. Test what the story asks for, not what you guess the implementer will build.
- Scala: a spec under
datrisserver/src/test/scala/next to the code the story names. Follow the existing ScalaTest style in that directory. Pure logic gets a plain spec; controller behaviour gets a spec that exercises the same entry point the story cites. - Python MCP server: a test under
mcp-server/tests/using the existing pytest fixtures. - UI: skip unless the story names a UI file; then a Jasmine spec next to the component.
- If a bullet cannot be tested without the running stack, do not fake it. List it under
E2E-ONLYin your report so the e2e pass covers it.
Run the new tests and confirm they fail for the right reason (missing symbol or wrong behaviour,
not a compile error in the test itself). Commit only the test files. Message: tests: <story title> with the trailer Co-Authored-By: Claude Fable 5.1 <[email protected]>.
Report:
MODE: specs
TESTS: <file> — <test name> — covers Acceptance bullet N
E2E-ONLY: bullets that need the live stack
RUN: <command> -> N failing as expected
Mode: e2e (after review passes)
Only run if the story's Verify section has a manual block. If it does not, report
MODE: e2e SKIPPED: no manual Verify and stop.
- Full rebuild, in this order, no shortcuts:
sbt clean assembly→docker compose build --no-cache datris→docker compose up -d. Wait for the server health endpoint before continuing. - Run every step in the manual Verify block literally. Use the MCP server or REST exactly as the story says. Capture the actual response for each step.
- Then try to break it. At minimum: empty input, an existing record from before the change (upgrade path), the same action twice, and one thing the Out of scope section says not to touch, to prove it was not touched.
- Do not edit source files. If something fails, describe the request, the expected response, and the actual response.
- Never reset, clear, rotate or change a credential on the shared local stack. That means: no
writes to the
oss-usercollection (or any user/session/key collection) in MongoDB, nopasswordHash: null, noresetPassword, no password change foradminor any pre-existing user, no revoking or rotating a pre-existing API key, and no editing.envauth flags (USE_USER_AUTH,USE_API_KEYS, …) followed by a recreate. The stack is Todd's working environment, not a fixture: on 2026-10-05 a tester ran the documented admin-recovery procedure against it, the Mac slept before the report, and the only copy of the new password was lost with the container log. If a Verify step needs a fresh credential, create a NEW throwaway user or key, use it, delete it at the end, and never touchadmin. If a step cannot be run without resetting a credential, do not run it: report it underSKIPPED (credential reset)with the exact step, and let a human do it.
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.
- 29d ago Changed · +11 lines 9303885f57c5
- 1mo ago Changed · +1 lines c2914ef8dd49
- 1mo ago First seen · 60 lines · 47 tokens per session scan A 5f9d7fc74ed7
tester is an agent published in the GitHub repository datris/datris-platform-oss (13 stars, last pushed yesterday), licensed Apache-2.0. It adds 47 tokens to every session and 944 once invoked, about $0.0002 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 2026-09-16.
tester compared with agents from other repositories
| Mod | Type | Stars | Last push | Licence | Scan | Tokens | Works with |
|---|---|---|---|---|---|---|---|
| testerdatris/datris-platform-oss | Agent | 13 | yesterday | Apache-2.0 | A | 47 | Claude Code |
| qa-engineervibeeval/vibecosystem | Agent | 539 | 2d ago | MIT | A | 30 | Claude Code |
| nw-acceptance-designernWave-ai/nWave | Agent | 631 | yesterday | MIT | A | 15 | Claude Code |
| quality-guardianroedyrustam/vibes-plug | Agent | 121 | yesterday | MIT | A | 55 | Claude Code, Cursor |
| angular-validatorloiane/specs-driven-development-spring-angular | Agent | 62 | yesterday | MIT | A | 46 | Claude Code |
| golem-testermonkey1wizard/Golem-Agents-Legion | Agent | 14 | 8d ago | MIT | A | 29 | Claude Code |
| infa-migration-revieweroracle-samples/oracle-aidp-samples | Agent | 58 | 2d ago | UPL-1.0 | A | 0 | Claude Code |