#!/usr/bin/perl -w use strict; use lib 't/lib'; use MBTest tests => 1; blib_load 'Module::Build'; ADDPROP: { package My::Build::Prop; use base 'Module::Build'; __PACKAGE__->add_property( 'list_property' => []); } ok grep { $_ eq 'bundle_inc' } My::Build::Prop->array_properties, "has bundle_inc even after adding another array property";