CPAN::Groonga

use strict;
use warnings;
use Test::More;

use_ok 'Data::Object::String';
# deprecated
# can_ok 'Data::Object::String', 'camelcase';

use Scalar::Util 'refaddr';

subtest 'test the camelcase method' => sub {
  my $string     = Data::Object::String->new('hello world');
  my $camelcased = $string->camelcase;

  isnt refaddr($string), refaddr($camelcased);
  is "$camelcased", 'HelloWorld';    # HelloWorld

  isa_ok $string, 'Data::Object::String';

  $string     = Data::Object::String->new('HELLO WORLD');
  $camelcased = $string->camelcase;

  isnt refaddr($string), refaddr($camelcased);
  is "$camelcased", 'HelloWorld';    # HelloWorld

  isa_ok $string, 'Data::Object::String';
};

ok 1 and done_testing;