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#!/usr/bin/env perl
use strict;
use warnings;
use Test::More tests => 9;
use Test::Exception;
package Foo;
use Moose;
use MooseX::ABC;
requires 'bar', 'baz';
package Foo::Sub1;
use Moose;
::lives_ok { extends 'Foo' } 'extending works when the requires are fulfilled';
sub bar { }
sub baz { }
package Foo::Sub2;
use Moose;
::throws_ok { extends 'Foo' } qr/Foo requires Foo::Sub2 to implement baz/,
'extending fails with the correct error when requires are not fulfilled';
sub bar { }
package Foo::Sub::Sub;
use Moose;
::lives_ok { extends 'Foo::Sub1' } 'extending twice works';
package main;
my $foosub;
lives_ok { $foosub = Foo::Sub1->new }
'instantiating concrete subclasses works';
isa_ok($foosub, 'Foo', 'inheritance is correct');
my $foosubsub;
lives_ok { $foosubsub = Foo::Sub::Sub->new }
'instantiating deeper concrete subclasses works';
isa_ok($foosubsub, 'Foo', 'inheritance is correct');
isa_ok($foosubsub, 'Foo::Sub1', 'inheritance is correct');
throws_ok { Foo->new } qr/Foo is abstract, it cannot be instantiated/,
'instantiating abstract classes fails';
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