// EventId_t.cxx

#include "dataset_id/EventId.h"
#include <iostream>
#include <cassert>
#include <utility>
#include "dataset_util/XmlElement.h"
#include "dataset_util/DtdRegistry.h"

using std::cout;
using std::endl;
#if ( __GNUC__ != 2 )
using namespace std::rel_ops;
#endif

void msg(const char* msg) {
  cout << "----- ";
  cout << msg;
  cout << " -----" << endl;
}

int EventId_t() {

  msg("Check index sizes");
  assert( sizeof(EventId::RunNumber) == 4 );
  assert( sizeof(EventId::EventNumber) == 4 );

  msg("Default constructor.");
  {
    EventId evid;
    cout << evid << endl;
    assert( ! evid.is_valid() );
  }
  msg("Create and destroy.");
  {
    EventId evid(11,222);
    cout << evid << endl;
    assert( evid.is_valid() );
    assert( evid.run() == 11 );
    assert( evid.event() == 222 );
  }
  msg("Ordering.");
  assert( EventId(10,10) < EventId(12,8) );
  assert( EventId(10,10) < EventId(10,12) );
  msg("Increment.");
  {
    EventId evid(888, 111);
    assert( evid.event() == 111 );
    ++evid;
    assert( evid.event() == 112 );
    ++evid;
    assert( evid.event() == 113 );
  }

  msg("Equality");
  {
    EventId evid0(1,1);
    EventId evid1(1,1);
    assert( evid0 == evid1 );
  }

  msg("Other relops");
  {
    EventId evid0(1,1);
    EventId evid1(1,1);
    EventId evid2(2,1);
    cout << evid0 << endl;
    cout << evid1 << endl;
    cout << evid2 << endl;
    assert( evid1 < evid2 );
    assert( evid0 == evid1 );
    assert( ! (evid1 == evid2) );
    assert( evid1 != evid2 );
    assert( evid1 <= evid0 );
    assert( evid1 <= evid2 );
    assert( evid2 > evid1 );
    assert( evid2 >= evid1 );
    assert( evid0 >= evid1 );
  }

  msg("XML name.");
  cout << EventId::xml_name() << endl;

  msg("DTD");
  cout << EventId::dtd() << endl;
  assert( EventId::dtd().size() > 0 );
  assert( DtdRegistry::instance("dataset").has_type("EventId") );

  msg("Write to XML");
  {
    EventId evid(888, 111);
    const XmlElement* pele = evid.xml();
    cout << *pele << endl;
    msg("Read from XML");
    EventId evid2(*pele);
    cout << evid << endl;
    cout << evid2 << endl;
    assert( evid == evid2 );
  }

  msg("All tests passed.");
  return 0;
}

#ifdef CTEST_MAIN
int main() {
  return EventId_t();
}
#endif