file join $x bar
} -result /foo/bar
test filesystem-1.52.1 {bug f9f390d0fa: file join where strep is not canonical} -body {
    set x //foo
    file normalize $x
    file join $x
} -result /foo
test filesystem-1.53 {[Bug 3559678] - normalize when tail is empty} {
  string match */ [file normalize [lindex [glob -dir [pwd] {{}}] 0]]
} 0
test filesystem-1.54 {[Bug ce3a211dcb] - normalize when tail is empty} -setup {
    set save [pwd]
    cd [set home [makeDirectory ce3a211dcb]]
    makeDirectory A $home
    cd [lindex [glob */] 0]
} -body {
    string match */A [pwd]
} -cleanup {
    cd $home
    removeDirectory A $home
    cd $save
    removeDirectory ce3a211dcb
} -result 1

test filesystem-2.0 {new native path} {unix} {
   foreach f [lsort [glob -nocomplain /usr/bin/c*]] {
       catch {file readlink $f}
   }
   # If we reach here we've succeeded. We used to crash above.
   expr 1