compat.boost-uuid

// Behavioral test: RFC 4122 shape of generated UUIDs, string round-trip,
// deterministic name generation, and the std::hash specialization.
#include <boost/uuid/uuid.hpp>
#include <boost/uuid/uuid_io.hpp>
#include <boost/uuid/string_generator.hpp>
#include <boost/uuid/nil_generator.hpp>
#include <boost/uuid/random_generator.hpp>
#include <boost/uuid/name_generator_sha1.hpp>
#include <boost/uuid/namespaces.hpp>
#include <functional>
#include <sstream>
#include <string>

int main() {
    namespace uuids = boost::uuids;
    bool ok = true;

    // Nil UUID round-trips through the canonical textual form.
    std::ostringstream nil_out;
    nil_out << uuids::nil_uuid();
    ok = ok && nil_out.str() == "00000000-0000-0000-0000-000000000000";

// …