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use strict;
use warnings;
use Test::More tests => 10;
BEGIN { use_ok('NEXT') };
my $order = 0;
package A;
our @ISA = qw/B C D/;
use if $] >= 5.009005, 'mro', 'dfs';
sub test { ++$order; ::ok($order==1,"test A"); $_[0]->NEXT::ACTUAL::test;}
package B;
our @ISA = qw/D C/;
use if $] >= 5.009005, 'mro', 'dfs';
sub test { ++$order; ::ok($order==2,"test B"); $_[0]->NEXT::ACTUAL::test;}
package C;
our @ISA = qw/D/;
use if $] >= 5.009005, 'mro', 'dfs';
sub test {
++$order; ::ok($order==4||$order==6,"test C");
$_[0]->NEXT::ACTUAL::test;
}
package D;
use if $] >= 5.009005, 'mro', 'dfs';
sub test {
++$order; ::ok($order==3||$order==5||$order==7||$order==8,"test D");
$_[0]->NEXT::ACTUAL::test;
}
package main;
use if $] >= 5.009005, 'mro', 'dfs';
my $foo = {};
bless($foo,"A");
eval{ $foo->test }
? fail("Didn't die on missing ancestor")
: pass("Correctly dies after full traversal");
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