Design test strategies and test plans. Trigger with "how should we test", "test strategy for", "write tests for", "test plan", "what tests do we need", or when the user needs help with testing approaches, coverage, or test architecture.
Install
npx skills add anthropics/knowledge-work-plugins --skill testing-strategynpx skills add anthropics/knowledge-work-plugins --skill testing-strategy -a claude-code -gnpx skills add anthropics/knowledge-work-plugins --skill testing-strategy -a codex -ggemini skills install https://github.com/anthropics/knowledge-work-plugins.git --path engineering/skills/testing-strategygh skill install anthropics/knowledge-work-plugins testing-strategygit clone --depth 1 https://github.com/anthropics/knowledge-work-plugins /tmp/anthropics__knowledge-work-plugins
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/anthropics__knowledge-work-plugins/engineering/skills/testing-strategy ~/.claude/skills/testing-strategy # Claude Code
cp -R /tmp/anthropics__knowledge-work-plugins/engineering/skills/testing-strategy ~/.agents/skills/testing-strategy # Codex, Cursor, Gemini CLI, Copilot, OpenCode