No limitation on the number of item at this level. It has already been checked when preparing the query parameters
concat { 'testconcat':
ensure => present,
path => '/tmp/concat',
owner => 'root',
group => 'root',
mode => '0664',
}
concat::fragment { '1':
target => 'testconcat',
content => '1',
order => '01',
}
concat::fragment { '2':
target => 'testconcat',
content => '2',
order => '02',
}