Run Affected Test File In Isolation And In Co Run With Its Test

run affected test file in isolation AND in co-run with its test-suite peers after mock cleanup changes

Trigger

• (no explicit trigger metadata; cluster derived from category/tags)

Required Procedure

• run affected test file in isolation AND in co-run with its test-suite peers after mock cleanup changes

Forbidden Shortcuts

• add top-level afterEach mock.restore without verifying co-run with sibling test files

Delegation Template

When delegating a task affected by this skill, include:

SKILLS: file:.opencode/skills/generated/run-affected-test-file-in-isolation-and-in-co-run-with-its-test-/SKILL.md

Reviewer Checks

• Verify each required action above appears in the diff.

Test Engineer Checks

• Add or update tests covering the trigger condition and the forbidden shortcut.

Source Knowledge IDs

• 1b7d37db-81d1-4b0d-90ab-85a7e68f90bf — In Bun, adding afterEach(() => mock.restore()) to fix mock isolation can break co-run with sibling test files that depend on leaked mock state. Always verify both isolated and co-run behavior before committing mock cleanup changes.