parent_attach_to_its_child
ATF_TC(parent_attach_to_its_child);
ATF_TC_HEAD(parent_attach_to_its_child, tc)
ATF_TC_BODY(parent_attach_to_its_child, tc)
parent_attach_to_its_child(false);
parent_attach_to_its_child(true);
ATF_TP_ADD_TC(tp, parent_attach_to_its_child); \