Test Generator
$1.99OfficialUse when adding tests to existing code or after a bug fix: derives high-value cases from branches, boundaries, and bug history, then writes the suite.
code-qualitytestingtest-casesedge-casesregressioncoverageunit-tests· by SkillingMain
What you get
- ✓8-step procedure
- ✓1 ready-to-run code block
- ✓8-point quality checklist
- ✓9 pitfalls to avoid
- ✓Installs into 6 tools
- Version
- v1 →
- Last updated
- today
- Length
- 7 min read
- Requires
- Works with any modern AI assistant
Works in: Claude Code, Codex, Cline, opencode, OpenClaw, Hermes
Preview
When to use
Use when asked to write tests for existing code, raise coverage on a module, add regression tests after a bug, or when a review flagged untested behavior. Also use before a refactor to build a safety net. Do not use it to blanket-generate one test per function — the goal is deriving the specific tests that would actually catch bugs, then cutting the rest.
Inputs to gather
- The target code, read in full — every branch, early return, exception path, and default parameter value.
- The real contract: docstrings and type signatures, plus actual call sites (
grep -rn "<symbol>"). Real callers reveal implicit contracts the docs omit — argument shapes, ordering assumptions, to
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