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|
#!/usr/bin/perl
use strict;
use warnings;
use Fennec::Lite;
our $CLASS;
BEGIN {
$CLASS = 'Meta::Builder';
require_ok $CLASS;
}
{
package MyMeta;
use Meta::Builder;
accessor 'mymeta';
hash_metric 'myhash';
lists_metric 'mylists';
}
tests merge => sub {
my $meta = MyMeta->new( 'FAKEA' );
my $other = MyMeta->new( 'FAKEB' );
$meta->myhash_add( 'a' => 'b' );
$meta->myhash_add( 'b' => 'c' );
$meta->mylists_push( a => qw/a b c/ );
$other->myhash_add( 'c' => 'd' );
$other->myhash_add( 'd' => 'e' );
$other->mylists_push( a => qw/d e f/ );
$meta->merge( $other );
is_deeply(
$meta->myhash,
{
a => 'b',
b => 'c',
c => 'd',
d => 'e',
},
"Merged hash",
);
is_deeply(
$meta->mylists,
{ a => [qw/a b c d e f/] },
"Merged lists",
);
};
tests fail => sub {
my $meta = MyMeta->new( 'FAKEC' );
my $other = MyMeta->new( 'FAKED' );
$meta->myhash_add( 'a' => 'b' );
$other->myhash_add( 'a' => 'd' );
throws_ok { $meta->merge( $other )}
qr/a is defined for myhash in both meta-objects/,
"Cannot merge hashes with the same keys";
};
run_tests();
done_testing;
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