# tmuxtest.SuiteRootTagVariable

- **Module:** tmuxtest
- **Package:** github.com/libtmux/libtmux-go/tmux
- **Language:** Go
- **Kind:** constant
- **Source:** https://github.com/libtmux/libtmux-go/blob/5f808882015a975a65acc7f9da5b3ff0d5cbdc91/tmux/tmuxtest/harness.go#L221
- **Page:** https://libtmux.org/reference/go/tmuxtest-suiteroottagvariable/

SuiteRootTagVariable names the environment variable that tags a suite's temporary root. go test runs packages in parallel and every suite among them creates a root beside the others, so a test spawning a child suite sets this to tell its child's root from theirs.