+ /* copy all names to not modify the map while iterating over it.
+ *
+ * Plus, the hosts are destroyed in the lexicographic order to ensure that the output is reproducible: we don't want
+ * to kill them in the pointer order as it could be platform-dependent, which would break the tests.
+ */
+ std::vector<std::string> names;
+ for (auto const& kv : hosts_)
+ names.push_back(kv.second->get_name());
+
+ std::sort(names.begin(), names.end());
+
+ for (auto const& name : names)
+ hosts_.at(name)->destroy();
+
+ /* Also delete the other data */
+ delete netzone_root_;
+ for (auto const& kv : netpoints_)