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#!/usr/bin/env perl
use strict;
use warnings FATAL => 'all';
use utf8;
use open qw(:std :encoding(UTF-8));
use Test::More tests => 67;
use Mozilla::PublicSuffix qw(public_suffix);
# Obviously invalid input:
is public_suffix(undef), undef;
is public_suffix(''), undef;
is public_suffix([]), undef;
# Mixed case:
is public_suffix('COM'), 'com';
is public_suffix('example.COM'), 'com';
is public_suffix('WwW.example.COM'), 'com';
is public_suffix('123bar.com'), 'com';
is public_suffix('foo.123bar.com'), 'com';
# Leading dot:
is public_suffix('.com'), undef;
is public_suffix('.example'), undef;
is public_suffix('.example.com'), undef;
is public_suffix('.example.example'), undef;
# Unlisted TLD:
is public_suffix('example'), undef;
is public_suffix('example.example'), undef;
is public_suffix('b.example.example'), undef;
is public_suffix('a.b.example.example'), undef;
# Listed, but non-Internet, TLD:
is public_suffix('local'), undef;
is public_suffix('example.local'), undef;
is public_suffix('b.example.local'), undef;
is public_suffix('a.b.example.local'), undef;
# TLD with only one rule:
is public_suffix('biz'), 'biz';
is public_suffix('domain.biz'), 'biz';
is public_suffix('b.domain.biz'), 'biz';
is public_suffix('a.b.domain.biz'), 'biz';
# TLD with some two-level rules:
is public_suffix('com'), 'com';
is public_suffix('example.com'), 'com';
is public_suffix('b.example.com'), 'com';
is public_suffix('a.b.example.com'), 'com';
is public_suffix('uk.com'), 'uk.com';
is public_suffix('example.uk.com'), 'uk.com';
is public_suffix('b.example.uk.com'), 'uk.com';
is public_suffix('a.b.example.uk.com'), 'uk.com';
is public_suffix('test.ac'), 'ac';
# TLD with only one (wildcard) rule:
is public_suffix('il'), 'il';
is public_suffix('c.il'), 'il';
#is public_suffix('b.c.il'), 'c.il';
#is public_suffix('a.b.c.il'), 'c.il';
# More complex suffixes:
is public_suffix('jp'), 'jp';
is public_suffix('test.jp'), 'jp';
is public_suffix('www.test.jp'), 'jp';
is public_suffix('ac.jp'), 'ac.jp';
is public_suffix('test.ac.jp'), 'ac.jp';
is public_suffix('www.test.ac.jp'), 'ac.jp';
is public_suffix('kyoto.jp'), 'kyoto.jp';
is public_suffix('c.kyoto.jp'), 'kyoto.jp';
is public_suffix('b.c.kyoto.jp'), 'kyoto.jp';
is public_suffix('a.b.c.kyoto.jp'), 'kyoto.jp';
is public_suffix('ayabe.kyoto.jp'), 'ayabe.kyoto.jp';
is public_suffix('test.kobe.jp'), 'test.kobe.jp'; # Wildcard rule.
is public_suffix('www.test.kobe.jp'), 'test.kobe.jp'; # Wildcard rule.
is public_suffix('city.kobe.jp'), 'kobe.jp'; # Exception rule.
is public_suffix('www.city.kobe.jp'), 'kobe.jp'; # Identity rule.
# TLD with a wildcard rule and exceptions:
is public_suffix('ck'), undef;
is public_suffix('test.ck'), 'test.ck';
is public_suffix('b.test.ck'), 'test.ck';
is public_suffix('a.b.test.ck'), 'test.ck';
is public_suffix('www.ck'), 'ck';
is public_suffix('www.www.ck'), 'ck';
# US K12:
is public_suffix('us'), 'us';
is public_suffix('test.us'), 'us';
is public_suffix('www.test.us'), 'us';
is public_suffix('ak.us'), 'ak.us';
is public_suffix('test.ak.us'), 'ak.us';
is public_suffix('www.test.ak.us'), 'ak.us';
is public_suffix('k12.ak.us'), 'k12.ak.us';
is public_suffix('test.k12.ak.us'), 'k12.ak.us';
is public_suffix('www.test.k12.ak.us'), 'k12.ak.us';
# Domains and gTLDs with characters outside the ASCII range:
is public_suffix('test.敎育.hk'), '敎育.hk';
is public_suffix('ਭਾਰਤ.ਭਾਰਤ'), 'ਭਾਰਤ';
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