use strict;
use warnings;
use File::Spec;

my $p = q{/var/www/vhosts/testing.com/httpdocs/test1.html};
my ( $v, $d, $f ) = File::Spec->splitpath( $p ); 
my @dp = File::Spec->splitdir( $d ); 
print join( qq{\n}, 
        map{ File::Spec->catdir( @dp[0 .. $_] ) } 
        grep{ length $dp[$_]; } 
        0 .. $#dp ), qq{\n};