Write Vitest tests with describe/test blocks, expect assertions, vi mocking, async testing, and parameterized tests. Use when creating or modifying test files.
/plugin marketplace add djankies/claude-configs/plugin install djankies-vitest-4-vitest-4@djankies/claude-configsThis skill is limited to using the following tools:
references/assertions.mdreferences/mocking.mdreferences/test-organization.mdBuild robust backtesting systems for trading strategies with proper handling of look-ahead bias, survivorship bias, and transaction costs. Use when developing trading algorithms, validating strategies, or building backtesting infrastructure.