source [file dirname [info script]]/testing.tcl needs constraint jim proc a {n} { if {$n eq "trace"} { stacktrace } else { info frame $n } } proc b {n} { a $n } proc c {n} { b $n } # --- Don't change line numbers above test info-frame-1.1 "Current proc" { c 0 } {a infoframe.test 12} test info-frame-1.2 "Caller" { c -1 } {b infoframe.test 16} test info-frame-1.3 "Caller of Caller" { c -2 } {c infoframe.test 30} test stacktrace-1.1 "Full stack trace" { c trace } {a infoframe.test 12 b infoframe.test 16 c infoframe.test 34} testreport