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+// file : common/const/driver.cxx
+// author : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+// license : GNU GPL v2; see accompanying LICENSE file
+
+// Test database operations with const objects.
+//
+
+#include <memory> // std::auto_ptr
+#include <cassert>
+#include <iostream>
+
+#include <odb/database.hxx>
+#include <odb/transaction.hxx>
+#include <odb/session.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));
+
+ aggr a (1);
+ aggr ca_ (2); // o1 and o2 are NULL
+ const aggr& ca (ca_);
+
+ obj1_ptr o1 (new obj1 (1));
+ obj1_ptr co1_ (new obj1 (2));
+ obj1_cptr co1 (co1_);
+ a.o1 = co1;
+
+ obj2_ptr o2 (new obj2 (1));
+ obj2* co2_ (new obj2 (2));
+ a.o2.reset (co2_);
+ obj2_cptr& co2 (a.o2);
+
+ // persist via references
+ //
+ {
+ transaction t (db->begin ());
+ db->persist (*o1);
+ db->persist (*co1);
+ db->persist (*o2);
+ db->persist (*co2);
+ db->persist (a);
+ db->persist (ca);
+ t.commit ();
+ }
+
+ // persist via pointers
+ //
+ o1->id += 2;
+ co1_->id += 2;
+ o2->id += 2;
+ co2_->id += 2;
+
+ {
+ transaction t (db->begin ());
+ db->persist (o1);
+ db->persist (co1);
+ db->persist (o2);
+ db->persist (co2);
+ t.commit ();
+ }
+
+ // load & compare
+ //
+ {
+ transaction t (db->begin ());
+ auto_ptr<aggr> a (db->load<aggr> (1));
+ auto_ptr<const aggr> ca (db->load<const aggr> (2));
+ t.commit ();
+
+ assert (a->o1->id == 2);
+ assert (a->o2->id == 2);
+
+ assert (ca->o1 == 0);
+ assert (ca->o2.get () == 0);
+ }
+
+ // update via references
+ //
+ {
+ transaction t (db->begin ());
+ db->update (*o1);
+ db->update (*co1);
+ db->update (*o2);
+ db->update (*co2);
+ db->update (a);
+ db->update (ca);
+ t.commit ();
+ }
+
+ // update via pointers
+ //
+ {
+ transaction t (db->begin ());
+ db->update (o1);
+ db->update (co1);
+ db->update (o2);
+ db->update (co2);
+ t.commit ();
+ }
+
+ // query
+ //
+ typedef odb::query<obj1> query1;
+ typedef odb::query<obj2> query2;
+
+ typedef odb::result<const obj1> result1;
+ typedef odb::result<const obj2> result2;
+
+ {
+ transaction t (db->begin ());
+ result1 r1 (db->query<const obj1> (query1::id < 3));
+
+ assert (r1.size () == 2);
+
+ for (result1::iterator i (r1.begin ()); i != r1.end (); ++i)
+ {
+ // i->f (); // error
+ i->cf ();
+ obj1_cptr p (i.load ());
+ obj1 o (0);
+ i.load (o);
+ assert (p->id == o.id);
+ delete p;
+ }
+
+ result2 r2 (db->query<const obj2> (query2::id < 3));
+
+ assert (r2.size () == 2);
+
+ for (result2::iterator i (r2.begin ()); i != r2.end (); ++i)
+ {
+ // i->f (); // error
+ i->cf ();
+ obj2_cptr p (i.load ());
+ obj2 o (0);
+ i.load (o);
+ assert (p->id == o.id);
+ }
+
+ t.commit ();
+ }
+
+ // erase via references
+ //
+ {
+ transaction t (db->begin ());
+ db->erase (*o1);
+ db->erase (*co1);
+ db->erase (*o2);
+ db->erase (*co2);
+ db->erase (a);
+ db->erase (ca);
+ t.commit ();
+ }
+
+ // erase via pointers
+ //
+ o1->id -= 2;
+ co1_->id -= 2;
+ o2->id -= 2;
+ co2_->id -= 2;
+
+ {
+ transaction t (db->begin ());
+ db->erase (o1);
+ db->erase (co1);
+ db->erase (o2);
+ db->erase (co2);
+ t.commit ();
+ }
+
+ // Test session and const/non-const object handling
+ //
+ {
+ session s;
+ transaction t (db->begin ());
+ const obj1 o1 (1);
+ db->persist (o1);
+
+ try
+ {
+ db->load<obj1> (1);
+ assert (false);
+ }
+ catch (const odb::const_object&)
+ {
+ }
+
+ t.commit ();
+ }
+
+ delete o1;
+ }
+ catch (const odb::exception& e)
+ {
+ cerr << e.what () << endl;
+ return 1;
+ }
+}