#!usr/bin/env perl use warnings; use strict; use Benchmark qw/cmpthese/; use ntheory qw/todigitstring fromdigits/; use Math::Base36 qw/encode_base36 decode_base36/; require "./mathbase.pm"; sub ntheoryA { my $v = shift; $v = todigitstring(fromdigits($v,36)+1,36) for 1..10000; $v; } sub ntheoryB { my $v = shift; my $n = fromdigits($v,36); $v = todigitstring(++$n,36) for 1..10000; $v; } sub base36A { my $v = shift; $v = lc encode_base36(decode_base36($v)+1) for 1..10000; $v; } sub base36B { my $v = shift; my $n = decode_base36($v); $v = lc encode_base36(++$n) for 1..10000; $v; } sub baseA { my $v = shift; my $o = Math::Base->new(36,uc $v,1); $v = lc ++$o for 1..10000; $v; } sub baseB { my $v = shift; my $n = Math::Base->new(36,uc $v,1)->num; $v = lc Math::Base->new(36,++$n) for 1..10000; $v; } { # Check not obviously broken. die "ntheoryA" unless ntheoryA('x000') eq 'x7ps'; die "ntheoryB" unless ntheoryB('x000') eq 'x7ps'; die "base36A" unless base36A('x000') eq 'x7ps'; die "base36B" unless base36A('x000') eq 'x7ps'; die "baseA" unless baseA('x000') eq 'x7ps'; die "baseB" unless baseB('x000') eq 'x7ps'; } cmpthese -5, { ntheory_A => sub { ntheoryA("0000"); }, ntheory_B => sub { ntheoryB("0000"); }, base36__A => sub { base36A("0000"); }, base36__B => sub { base36B("0000"); }, base____A => sub { baseA("0000"); }, base____B => sub { baseB("0000"); }, };