%!PS

% begin included library code
% see https://github.com/Firedrake/postscript-libraries/
/test {
    /test.count test.count 1 add def
    {
        /test.pass test.pass 1 add def
    } {
        ( ) print
        test.count (....) cvs print
        (-fail) print
    } ifelse
} bind def

/test.end {
    ( ) print
    test.count 0 gt {
        (Passed ) print
        test.pass (...) cvs print
        (/) print
        test.count (...) cvs print
        ( \() print
        test.pass 100 mul test.count idiv (...) cvs print
        (%\)) print
        (\r\n) print
    } if
} bind def

/test.start {
    print (:) print
    /test.pass 0 def
    /test.count 0 def
} bind def


% end included library code

/uppercase {
    (_) 0 get lt {
        true
    } {
        false
    } ifelse
} bind def

/capitaldetection {
    4 dict begin
    /s exch def
    /first s 0 get uppercase def
    /second s 1 get uppercase def
    first not second and {
        false
    } {
        true
        2 1 s length 1 sub {
            s exch get uppercase /this exch def
            first second and this not and { % ABc
                pop false exit
            } if
            second not this and { % AbC or abC
                pop false exit
            } if
        } for
    } ifelse
    end
} bind def

(capitaldetection) test.start
(Perl) capitaldetection test
(TPF) capitaldetection test
(PyThon) capitaldetection not test
(raku) capitaldetection test
test.end