BEGIN {
    if ($ENV{PERL_CORE}) {
        chdir('t') if -d 't';
        @INC = $^O eq 'MacOS' ? qw(::lib) : qw(../lib);
    }
}
use strict;
use warnings;
BEGIN { $| = 1; print "1..70\n"; }
my $count = 0;
sub ok ($;$) {
    my $p = my $r = shift;
    if (@_) {
        my $x = shift;
        $p = !defined $x ? !defined $r : !defined $r ? 0 : $r eq $x;
    }
    print $p ? "ok" : "not ok", ' ', ++$count, "\n";
}
use Unicode::Collate;
ok(1);
sub _pack_U   { Unicode::Collate::pack_U(@_) }
sub _unpack_U { Unicode::Collate::unpack_U(@_) }
#########################
my $A_acute = _pack_U(0xC1);
my $a_acute = _pack_U(0xE1);
my $acute   = _pack_U(0x0301);
my $hiragana = "\x{3042}\x{3044}";
my $katakana = "\x{30A2}\x{30A4}";
my $Collator = Unicode::Collate->new(
  normalization => undef,
);
ok(ref $Collator, "Unicode::Collate");
ok($Collator->version,   Unicode::Collate::Base_Unicode_Version);
ok($Collator->version(), Unicode::Collate->Base_Unicode_Version);
ok($Collator->version,          $Collator->Base_Unicode_Version);
ok($Collator->version(),        $Collator->Base_Unicode_Version());
# 6
ok($Collator->cmp("", ""), 0);
ok($Collator->eq("", ""));
ok($Collator->cmp("", "perl"), -1);
ok(
  join(':', $Collator->sort( qw/ acha aca ada acia acka / ) ),
  join(':',                  qw/ aca acha acia acka ada / ),
);
ok(
  join(':', $Collator->sort( qw/ ACHA ACA ADA ACIA ACKA / ) ),
  join(':',                  qw/ ACA ACHA ACIA ACKA ADA / ),
);
# 11
ok($Collator->cmp("A$acute", $A_acute), 0); # @version 3.1.1 (prev: -1)
ok($Collator->cmp($a_acute, $A_acute), -1);
ok($Collator->eq("A\cA$acute", $A_acute)); # UCA v9. \cA is invariant.
my %old_level = $Collator->change(level => 1);
ok($Collator->eq("A$acute", $A_acute));
ok($Collator->eq("A", $A_acute));
ok($Collator->change(level => 2)->eq($a_acute, $A_acute));
ok($Collator->lt("A", $A_acute));
ok($Collator->change(%old_level)->lt("A", $A_acute));
ok($Collator->lt("A", $A_acute));
ok($Collator->lt("A", $a_acute));
ok($Collator->lt($a_acute, $A_acute));
# 22
$Collator->change(level => 2);
ok($Collator->{level}, 2);
ok( $Collator->cmp("ABC","abc"), 0);
ok( $Collator->eq("ABC","abc") );
ok( $Collator->le("ABC","abc") );
ok( $Collator->cmp($hiragana, $katakana), 0);
ok( $Collator->eq($hiragana, $katakana) );
ok( $Collator->ge($hiragana, $katakana) );
# 29
# hangul
ok( $Collator->eq("a\x{AC00}b", "a\x{1100}\x{1161}b") );
ok( $Collator->eq("a\x{AE00}b", "a\x{1100}\x{1173}\x{11AF}b") );
ok( $Collator->gt("a\x{AE00}b", "a\x{1100}\x{1173}b\x{11AF}") );
ok( $Collator->lt("a\x{AC00}b", "a\x{AE00}b") );
ok( $Collator->gt("a\x{D7A3}b", "a\x{C544}b") );
ok( $Collator->lt("a\x{C544}b", "a\x{30A2}b") ); # hangul < hiragana
# 35
$Collator->change(%old_level, katakana_before_hiragana => 1);
ok($Collator->{level}, 4);
ok( $Collator->cmp("abc", "ABC"), -1);
ok( $Collator->ne("abc", "ABC") );
ok( $Collator->lt("abc", "ABC") );
ok( $Collator->le("abc", "ABC") );
ok( $Collator->cmp($hiragana, $katakana), 1);
ok( $Collator->ne($hiragana, $katakana) );
ok( $Collator->gt($hiragana, $katakana) );
ok( $Collator->ge($hiragana, $katakana) );
# 44
$Collator->change(upper_before_lower => 1);
ok( $Collator->cmp("abc", "ABC"), 1);
ok( $Collator->ge("abc", "ABC"), 1);
ok( $Collator->gt("abc", "ABC"), 1);
ok( $Collator->cmp($hiragana, $katakana), 1);
ok( $Collator->ge($hiragana, $katakana), 1);
ok( $Collator->gt($hiragana, $katakana), 1);
# 50
$Collator->change(katakana_before_hiragana => 0);
ok( $Collator->cmp("abc", "ABC"), 1);
ok( $Collator->cmp($hiragana, $katakana), -1);
# 52
$Collator->change(upper_before_lower => 0);
ok( $Collator->cmp("abc", "ABC"), -1);
ok( $Collator->le("abc", "ABC") );
ok( $Collator->cmp($hiragana, $katakana), -1);
ok( $Collator->lt($hiragana, $katakana) );
# 56
$Collator->change(level => 1);
my $Tailored = Unicode::Collate->new(
  normalization => undef,
  suppress => [0x400..0x4FF],
  level => 1,
  entry => '0000 ; [.FFFE.0020.0005.0000]',
);
# Ka vs Kje
ok($Collator->eq("\x{45C}", "\x{43A}"));
ok($Collator->eq("\x{40C}", "\x{41A}"));
ok($Tailored->eq("\x{45C}", "\x{43A}"));
ok($Tailored->eq("\x{40C}", "\x{41A}"));
# 60
ok($Collator->eq("abc\0", "abc"));
ok($Tailored->gt("abc\0", "abc\x{4E00}"));
ok($Tailored->gt("abc\0", "abc\x{FFFD}"));
ok($Tailored->gt("abc\0", "abc\x{FFFD}"));
# 64
$Tailored->change(UCA_Version => 9);
ok($Tailored->gt("abc\0", "abc\x{4E00}"));
ok($Tailored->gt("abc\0", "abc\x{FFFD}"));
ok($Tailored->gt("abc\0", "abc\x{FFFD}"));
# 67
$Tailored->change(UCA_Version => 8);
ok($Tailored->gt("abc\0", "abc\x{4E00}"));
ok($Tailored->gt("abc\0", "abc\x{FFFD}"));
ok($Tailored->gt("abc\0", "abc\x{FFFD}"));
# 70