Test pure logic and math functions in isolation using Vitest.
npx skills add https://github.com/joshribakoff/surfsim --skill logic-testing
Please help me install this Agent Skill. Skill: logic-testing Source: https://github.com/joshribakoff/surfsim/tree/main/.claude/skills/logic-testing Command: npx skills add https://github.com/joshribakoff/surfsim --skill logic-testing
Tests pure logic and math functions in isolation using Vitest.
Write a focused unit test for a single function and run it with Vitest for immediate feedback.
High-intent search queries and answers about installing and using this skill.
You test pure logic and math functions by applying single-point assertions with Vitest, placing test files next to your TypeScript source modules to ensure maintainability and quick deterministic feedback.
You verify state transitions and basic physics calculations by writing focused unit tests that assert single-point deterministic results across your TypeScript modules using Vitest.
For logic testing, you should colocate your Vitest test files directly next to your TypeScript source files to ensure maintainability and provide quick feedback during development.
Yes, you can use Vitest for deterministic unit testing of state transitions and math functions without external dependencies, applying conventional test utilities patterns to verify isolated TypeScript modules.
The best way to structure unit tests for pure math functions is to write focused single-point assertions using Vitest, keeping the tests colocated with the source code to maintain quick feedback loops.
For time-evolution scenarios during logic testing with Vitest, this Skill provides guidance on test utilities, while recommending matrix-data-model-progression-testing for handling advanced cases.
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