'parentchild',
'moosify applies for overridden attributes with roles');
+{
+ package MooseAttrTrait;
+ use Moose::Role;
+
+ has 'extra_attr' => (is => 'ro');
+ has 'extra_attr_noinit' => (is => 'ro', init_arg => undef);
+}
+
+{
+ local $SIG{__WARN__} = sub { fail "warning: $_[0]" };
+ package UsingMooseTrait;
+ use Moo;
+
+ has one => (
+ is => 'ro',
+ traits => ['MooseAttrTrait'],
+ extra_attr => 'one',
+ extra_attr_noinit => 'two',
+ );
+}
+
+ok( UsingMooseTrait->meta
+ ->find_attribute_by_name('one')->can('extra_attr'),
+ 'trait was properly applied');
+is( UsingMooseTrait->meta->find_attribute_by_name('one')
+ ->extra_attr,
+ 'one',
+ 'trait attributes maintain values');
+
done_testing;