130-java-testing-strategies

130-java-testing-strategies is a skill for Claude Code, Codex from jabrena/cursor-rules-examples. It costs 52 tokens per session (435 once invoked), scanned A, original, Apache-2.0.

A Java testing guide built around RIGHT-BICEP, A-TRIP, and CORRECT, which are checklists for test cases, test quality, and boundary conditions.

In plain words
What is it for?
Designing Java unit tests, checking boundary conditions, and verifying a project with Maven before and after test improvements.
Why use it?
It helps developers find missing edge cases and write tests that are automatic, repeatable, independent, and meaningful before changes are accepted.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one. Also seen: installed under .agents/ (shared by several agents).

Good fit Designing Java unit tests, checking boundary conditions, and verifying a project with Maven before and after test improvements.

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Install with agentmods
npx agentmods add skills/jabrena/cursor-rules-examples/130-java-testing-strategies
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 jabrena/cursor-rules-examples --skill 130-java-testing-strategies
Clone the repo
git clone --depth 1 https://github.com/jabrena/cursor-rules-examples

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.

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README.md
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Per session 52 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 435 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 $0.00052 $0.00435
Opus 5.5 $0.00021 $0.00174
Sonnet 5.5 $0.00010 $0.00087
Haiku 4.5 $0.00005 $0.00044

Measured 1mo ago against content hash a4d5af2a4508, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

130-java-testing-strategies 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/skills/130-java-testing-strategies/SKILL.md · 39 lines

What it actually says

Java testing strategies

Apply proven testing strategies (RIGHT-BICEP, A-TRIP, CORRECT) to design and verify Java unit tests.

What is covered in this Skill?

  • RIGHT-BICEP: Key questions to guide test creation — Right results, Boundary conditions, Inverse relationships, Cross-checks, Error conditions, Performance
  • A-TRIP: Characteristics of good tests — Automatic, Thorough, Repeatable, Independent, Professional
  • CORRECT: Boundary condition verification — Conformance, Ordering, Range, Reference, Existence, Cardinality, Time

Constraints

Before applying any test strategy changes, ensure the project compiles. If compilation fails, stop immediately — do not proceed until resolved. After applying improvements, run full verification.

  • MANDATORY: Run ./mvnw compile or mvn compile before applying any change
  • SAFETY: If compilation fails, stop immediately and do not proceed — compilation failure is a blocking condition
  • VERIFY: Run ./mvnw clean verify or mvn clean verify after applying improvements
  • BEFORE APPLYING: Read the reference for detailed examples, good/bad patterns, and constraints

When to use this skill

  • Review Java code for testing strategies
  • Apply RIGHT-BICEP testing strategies in Java code
  • Apply A-TRIP testing strategies in Java code
  • Apply CORRECT boundary condition verification in Java code

Reference

For detailed guidance, examples, and constraints, see references/130-java-testing-strategies.md.

Files

What ships with it

1 file beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

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 · 39 lines · 52 tokens per session scan A a4d5af2a4508

Subscribe to this mod's changes

130-java-testing-strategies is a skill published in the GitHub repository jabrena/cursor-rules-examples (2 stars, last pushed 1mo ago), licensed Apache-2.0. It adds 52 tokens to every session and 435 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 2026-08-31.

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