521-frameworks-micronaut-testing-unit-tests SKILL.md skillA

521-frameworks-micronaut-testing-unit-tests from jabrena/plinth is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add jabrena/plinth/521-frameworks-micronaut-testing-unit-tests@v0.19.0

Pins v0.19.0 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
jabrena/plinth
Path
skills/521-frameworks-micronaut-testing-unit-tests/SKILL.md
Versions recorded
6
Latest version
v0.19.0, committed Sep 26, 2026
First version recorded
Apr 26, 2026
Size
3,211 bytes
Repository stars
461
License
Apache-2.0

Use when you need to write unit tests for Micronaut applications — Mockito-first with @ExtendWith(MockitoExtension.class), @MicronautTest with @MockBean, HttpClient @Client(/) assertions, @Property overrides, @ParameterizedTest, and *Test vs *IT naming. For framework-agnostic Java use @131-java-testing-unit-testing. This should trigger for requests such as Add or improve unit tests in a Micronaut project; Reduce unnecessary @MicronautTest usage with Mockito-first tests; Write Mockito-first…

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Micronaut Unit Testing

Apply fast testing strategies for Micronaut: Mockito-first, narrow @MicronautTest when HTTP or DI replacement is required.

**What is covered in this Skill?**

- Pure JUnit 5 + Mockito without container boot
- @MicronautTest with @MockBean factory methods for collaborators
- HttpClient blocking exchanges against the embedded server
- @Property for deterministic configuration in tests
- @ParameterizedTest with @CsvSource / @MethodSource
- Naming: *Test → Surefire; *IT → Failsafe when configured
- When to escalate to `@522`

**Scope:** Apply recommendations based on the reference rules and good/bad code examples.

## Constraints

Compile before test refactors; verify the full suite after.

- **MANDATORY**: Run `./mvnw compile` or `mvn compile` before applying any change
- **SAFETY**: If compilation fails, stop immediately
- **VERIFY**: Run `./mvnw clean verify` or `mvn clean verify` after applying improvements
- **BEFORE APPLYING**: Read the reference for detailed rules and examples
- **EDGE CASE**: If request scope is ambiguous, stop and ask a clarifying question before applying changes
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add jabrena/plinth/521-frameworks-micronaut-testing-unit-tests@sha256:a88658c2393f9dae

The line at the top of this page pins the label v0.19.0, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_kpu3slwwuia5eten.svg)](https://markdownregistry.com/a/art_kpu3slwwuia5eten)

3 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 6 versions of this file, between Apr 26, 2026 and Sep 26, 2026, about one every 31 days.

versioncommittedcommitsizeaudit
v0.19.0 latest2026-09-26 9569c35 3,211 BA view · diff
v0.18.02026-08-01 26b0e71 3,211 BA view · diff
v0.17.02026-07-10 aaee915 3,211 BA view · diff
v0.16.02026-06-15 b73c9d3 2,897 BA view · diff
v0.15.02026-05-29 a800339 2,897 BA view · diff
v0.15.0-SNAPSHOT2026-04-26 819f349 2,906 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (3211 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

jabrena/plinth · 461 stars · license Apache-2.0 · pushed 2026-11-06 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_kpu3slwwuia5eten
GET https://markdownregistry.com/api/v1/resolve?ref=jabrena/plinth/521-frameworks-micronaut-testing-unit-tests
GET https://markdownregistry.com/api/v1/blob/a88658c2393f9dae3a2539d0ca00dbb699ca23e7c9cfe1840df2fa252d3f7938

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