tcltest(3tcl) on Linux
The text bcd5c3da7be6, as Debian 12 (Bookworm), Debian 11 (Bullseye) shipped it.
Test harness support code and utilities
Flags it lists
-
-asidefromdir -
-constraints -
-debug -
-errfile -
-file -
-limitconstraints -
-load -
-loadfile -
-match -
-notfile -
-outfile -
-preservecore -
-relateddir -
-singleproc -
-skip -
-testdir -
-tmpdir -
-verbose