proc t1 {lst} {
        foreach $lst $lst {}
        unset lst
        return [info locals]
    }
    lsort [t1 {a b c c d e f}]
} {a b c d e f}
test info-12.7 {info locals with temporary variables} {
    proc t1 {} {
        foreach a {b c} {}
        info locals
    }
    t1
} {a}

test info-13.1 {info nameofexecutable option} {
    list [catch {info nameofexecutable foo} msg] $msg
} {1 {wrong # args: should be "info nameofexecutable"}}

test info-14.1 {info patchlevel option} {
    set a [info patchlevel]

} {xxa xxx1 xxx2}
test info-19.3 {info vars option} {
    lsort [info vars]
} [lsort [info globals]]
test info-19.4 {info vars option} {
    list [catch {info vars a b} msg] $msg
} {1 {wrong # args: should be "info vars ?pattern?"}}
test info-19.5 {info vars with temporary variables} {
    proc t1 {} {
        foreach a {b c} {}
        info vars
    }
    t1
} {a}

test info-20.1 {miscellaneous error conditions} {
    list [catch {info} msg] $msg
} {1 {wrong # args: should be "info option ?arg arg ...?"}}
test info-20.2 {miscellaneous error conditions} {
    list [catch {info gorp} msg] $msg
} {1 {bad option "gorp": must be args, body, cmdcount, commands, complete, default, exists, globals, hostname, level, library, loaded, locals, nameofexecutable, patchlevel, procs, script, sharedlibextension, tclversion, or vars}}