Reference data for test filter syntax across all platform and framework combinations: VSTest --filter expressions, MTP filters for MSTest/NUnit/xUnit v3/TUnit, and VSTest-to-MTP filter translation. DO NOT USE directly â loaded by run-tests, mtp-hot-reload, and migrate-vstest-to-mtp when they need filter syntax.
Install
npx skills add dotnet/skills --skill filter-syntaxnpx skills add dotnet/skills --skill filter-syntax -a claude-code -gnpx skills add dotnet/skills --skill filter-syntax -a codex -ggemini skills install https://github.com/dotnet/skills.git --path plugins/dotnet-test/skills/filter-syntaxgh skill install dotnet/skills filter-syntaxgit clone --depth 1 https://github.com/dotnet/skills /tmp/dotnet__skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/dotnet__skills/plugins/dotnet-test/skills/filter-syntax ~/.claude/skills/filter-syntax # Claude Code
cp -R /tmp/dotnet__skills/plugins/dotnet-test/skills/filter-syntax ~/.agents/skills/filter-syntax # Codex, Cursor, Gemini CLI, Copilot, OpenCode