// file : tests/uuid/driver.cxx -*- C++ -*- // license : MIT; see accompanying LICENSE file #ifdef _WIN32 # include <rpc.h> // GUID #endif #include <cassert> #include <sstream> #include <iostream> #include <libbutl/uuid.hxx> #include <libbutl/uuid-io.hxx> using namespace std; using namespace butl; int main () { // Nil. // uuid un; assert (un.nil () && !un); // System generator. // uuid u1 (uuid::generate ()); uuid u2 (uuid::generate ()); assert (u1 && u2); assert (u1 != u2); // Binary. // assert (uuid (u1.binary ()) == u1); // GUID. // #ifdef _WIN32 assert (uuid (u1.guid ()) == u1); #endif // String. // assert (uuid (u1.string ()) == u1); assert (uuid (u2.c_string (false).data ()) == u2); try {uuid ("123"); assert (false);} catch (const invalid_argument&) {} try {uuid ("2cfX28ff-1a9a-451d-b953-1bb4622e810f"); assert (false);} catch (const invalid_argument&) {} // Variant and version. // uuid ur ("2cf228ff-1a9a-451d-b953-1bb4622e810f"); uuid ut ("027bf5e8-a471-11e8-aa3f-1f0a5c55c825"); assert (ur.variant () == uuid_variant::dce && ur.version () == uuid_version::random); assert (ut.variant () == uuid_variant::dce && ut.version () == uuid_version::time); // Comparion. // assert (u1 != u2 && u1 == u1 && ur > ut); // Input/output. // { stringstream ss; uuid u; assert (ss << u1 && ss >> u && u == u1); } // Swap and move. // { uuid un, uc (u1); uc.swap (un); assert (uc.nil () && un == u1); } { uuid uc (u1), um (move (uc)); assert (uc.nil () && um == u1); } { uuid uc (u1), um (u2); um = move (uc); assert (uc.nil () && um == u1); } // Hash. // assert (hash<uuid> () (ur) != hash<uuid> () (ut)); }