public function testGetDocSubPackagesStruct()
{
$struct = self::instance('Foo', false);
$this->assertContains(Struct::DOC_SUB_PACKAGE_STRUCTS, $struct->getDocSubPackages());
$struct->setIsRestriction(false);
$this->assertContains(Struct::DOC_SUB_PACKAGE_STRUCTS, $struct->getDocSubPackages());
}