common/auto/driver.cxx


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// file      : common/auto/driver.cxx
// author    : Boris Kolpackov <boris@codesynthesis.com>
// copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC
// license   : GNU GPL v2; see accompanying LICENSE file

// Test automatic id assignment.
//

#include <memory>   // std::auto_ptr
#include <cassert>
#include <iostream>

#include <odb/database.hxx>
#include <odb/transaction.hxx>

#include <common/common.hxx>

#include "test.hxx"
#include "test-odb.hxx"

using namespace std;
using namespace odb;

int
main (int argc, char* argv[])
{
  try
  {
    auto_ptr<database> db (create_database (argc, argv));

    unsigned long id1, id2, id3;
    {
      object o1 ("one");
      object o2 ("two");
      object o3 ("three");

      transaction t (db->begin ());
      db->persist (o1);
      db->persist (o2);
      db->persist (o3);
      t.commit ();

      id1 = o1.id_;
      id2 = o2.id_;
      id3 = o3.id_;

      assert (id1 != id2);
      assert (id1 != id3);
      assert (id2 != id3);
    }

    {
      transaction t (db->begin ());
      auto_ptr<object> o1 (db->load<object> (id1));
      auto_ptr<object> o2 (db->load<object> (id2));
      auto_ptr<object> o3 (db->load<object> (id3));
      t.commit ();

      assert (o1->id_ == id1 && o1->str_ == "one");
      assert (o2->id_ == id2 && o2->str_ == "two");
      assert (o3->id_ == id3 && o3->str_ == "three");
    }
  }
  catch (const odb::exception& e)
  {
    cerr << e.what () << endl;
    return 1;
  }
}