Use before writing any type of tests. Distills 14 industry sources into deterministic decision gates, schemas, and worked test examples.
Install
npx skills add NeoLabHQ/context-engineering-kit --skill design-testing-strategynpx skills add NeoLabHQ/context-engineering-kit --skill design-testing-strategy -a claude-code -gnpx skills add NeoLabHQ/context-engineering-kit --skill design-testing-strategy -a codex -ggemini skills install https://github.com/NeoLabHQ/context-engineering-kit.git --path skills/design-testing-strategygh skill install NeoLabHQ/context-engineering-kit design-testing-strategygit clone --depth 1 https://github.com/NeoLabHQ/context-engineering-kit /tmp/NeoLabHQ__context-engineering-kit
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/NeoLabHQ__context-engineering-kit/skills/design-testing-strategy ~/.claude/skills/design-testing-strategy # Claude Code
cp -R /tmp/NeoLabHQ__context-engineering-kit/skills/design-testing-strategy ~/.agents/skills/design-testing-strategy # Codex, Cursor, Gemini CLI, Copilot, OpenCode