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+// file : common/view/olv/driver.cxx
+// copyright : Copyright (c) 2009-2013 Code Synthesis Tools CC
+// license : GNU GPL v2; see accompanying LICENSE file
+
+// Test object loading views.
+//
+
+#include <memory> // std::auto_ptr
+#include <cassert>
+#include <iostream>
+#include <typeinfo>
+
+#include <odb/session.hxx>
+#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::core;
+
+int
+main (int argc, char* argv[])
+{
+ try
+ {
+ auto_ptr<database> db (create_database (argc, argv));
+
+ // Test basic object loading functionality.
+ //
+ {
+ using namespace test1;
+
+ {
+ object1 o1a (1, 123);
+ object2 o2 (1, "abc");
+
+ transaction t (db->begin ());
+ db->persist (o1a);
+ db->persist (o2);
+ t.commit ();
+ }
+
+ {
+ typedef odb::query<view1> query;
+
+ transaction t (db->begin ());
+ view1 v (db->query_value<view1> (query::object1::n == 123));
+ assert (v.o2->s == "abc");
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+ view2 v (db->query_value<view2> ());
+ assert (v.o1->n == 123 && v.o2->s == "abc");
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+ view3 v (db->query_value<view3> ());
+ assert (v.o1->n == 123 && v.o2->s == "abc");
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+ view4 v (db->query_value<view4> ());
+ assert (v.s == "abc" && v.o2->s == "abc" && v.id == 1 &&
+ v.o1->n == 123 && v.n == 123);
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+ view4 v (db->query_value<view4> ());
+ assert (v.s == "abc" && v.o2->s == "abc" && v.id == 1 &&
+ v.o1->n == 123 && v.n == 123);
+ t.commit ();
+ }
+
+ {
+ typedef odb::query<view5> query;
+
+ object1 o1b (123, 1);
+
+ transaction t (db->begin ());
+ db->persist (o1b);
+ view5 v (db->query_value<view5> (query::o1b::n == 1));
+ assert (v.o1a->n == 123 && v.o2->s == "abc" && v.o1b->n == 1);
+ t.commit ();
+ }
+ }
+
+ // Test loading of object pointers inside objects.
+ //
+ {
+ using namespace test2;
+
+ shared_ptr<object1> o1 (new object1 (123));
+ shared_ptr<object2> o2 (new object2 ("abc", o1));
+
+ {
+
+ transaction t (db->begin ());
+ db->persist (o1);
+ db->persist (o2);
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+ view1 v (db->query_value<view1> ());
+ assert (v.o2->s == "abc" && v.o2->o1->n == 123);
+ t.commit ();
+ }
+
+ {
+ // Check session interaction.
+ //
+ transaction t (db->begin ());
+ session s;
+ shared_ptr<object2> o2a (db->load<object2> (o2->id));
+ view1 v (db->query_value<view1> ());
+ assert (v.o2 == o2a);
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+ session s;
+ view2 v (db->query_value<view2> ());
+ assert (v.o1->n == 123 && v.o2->s == "abc" && v.o2->o1 == v.o1);
+ t.commit ();
+ }
+
+ shared_ptr<object3> o3 (new object3 (o2));
+
+ {
+ transaction t (db->begin ());
+ db->persist (o3);
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+ session s;
+ view3 v (db->query_value<view3> ());
+ assert (v.o1->n == 123 && v.o3->o2->s == "abc" &&
+ v.o3->o2->o1 == v.o1);
+ t.commit ();
+ }
+
+ shared_ptr<object1> o1b (new object1 (234));
+ shared_ptr<object2> o2b (new object2 ("bcd", o1b));
+ shared_ptr<object4> o4 (new object4);
+ o4->o2.push_back (o2);
+ o4->o2.push_back (o2b);
+
+ {
+ transaction t (db->begin ());
+ db->persist (o1b);
+ db->persist (o2b);
+ db->persist (o4);
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+ view4 v (db->query_value<view4> ());
+ assert (v.o4->o2[0]->s == "abc" && v.o4->o2[0]->o1->n == 123 &&
+ v.o4->o2[1]->s == "bcd" && v.o4->o2[1]->o1->n == 234);
+ t.commit ();
+ }
+
+ {
+ typedef odb::query<view5> query;
+ typedef odb::result<view5> result;
+
+ transaction t (db->begin ());
+ session s;
+ result r (db->query<view5> ("ORDER BY" + query::object1::id));
+ result::iterator i (r.begin ());
+
+ assert (i != r.end ());
+ {
+ view5 const& v (*i);
+
+ assert (v.o4->o2[0]->s == "abc" && v.o4->o2[0]->o1->n == 123 &&
+ v.o4->o2[1]->s == "bcd" && v.o4->o2[1]->o1->n == 234 &&
+ v.o4->o2[0]->o1 == v.o1);
+ }
+ assert (++i != r.end ());
+ {
+ view5 const& v (*i);
+
+ assert (v.o4->o2[0]->s == "abc" && v.o4->o2[0]->o1->n == 123 &&
+ v.o4->o2[1]->s == "bcd" && v.o4->o2[1]->o1->n == 234 &&
+ v.o4->o2[1]->o1 == v.o1);
+ }
+ assert (++i == r.end ());
+ t.commit ();
+ }
+
+ shared_ptr<object5> o5 (new object5 (o1b, o2));
+
+ {
+ transaction t (db->begin ());
+ db->persist (o5);
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+ view6 v (db->query_value<view6> ());
+ assert (v.o1a->n == 123 && v.o1b->n == 234);
+ t.commit ();
+ }
+ }
+
+ // Test JOINs for pointed-to objects, existing and automatically added.
+ //
+ {
+ using namespace test3;
+
+ shared_ptr<object1> o1 (new object1 (123));
+ shared_ptr<object2> o2 (new object2 ("abc"));
+
+ o1->o2 = o2;
+ o2->o1 = o1;
+
+ {
+
+ transaction t (db->begin ());
+ db->persist (o1);
+ db->persist (o2);
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+ view1a v (db->query_value<view1a> ());
+ assert (v.o1->n == 123 && v.o1->o2.object_id () == o2->id);
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+ view1b v (db->query_value<view1b> ());
+ assert (v.o1->n == 123 && v.o1->o2.object_id () == o2->id);
+ t.commit ();
+ }
+
+ // Container case.
+ //
+
+ shared_ptr<object3> o3 (new object3 (123));
+ shared_ptr<object4> o4 (new object4 ("abc"));
+
+ o3->o4 = o4;
+ o4->o3.push_back (o3);
+
+ {
+
+ transaction t (db->begin ());
+ db->persist (o3);
+ db->persist (o4);
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+ view2a v (db->query_value<view2a> ());
+ assert (v.o3->n == 123 && v.o3->o4.object_id () == o4->id);
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+ view2b v (db->query_value<view2b> ());
+ assert (v.o3->n == 123 && v.o3->o4.object_id () == o4->id);
+ t.commit ();
+ }
+ }
+
+ // Test by-value load.
+ //
+ {
+ using namespace test4;
+
+ {
+ object1 o1 (1, 123);
+ object2 o2 (1, "abc", &o1);
+
+ transaction t (db->begin ());
+ db->persist (o1);
+ db->persist (o2);
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+ view1 v (db->query_value<view1> ());
+ assert (v.o1.n == 123);
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+ view1a v (db->query_value<view1a> ());
+ assert (!v.o1_null && v.o1.n == 123);
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+ view1b v (db->query_value<view1b> ());
+ assert (/*v.o1_p == &v.o1 && */ v.o1.n == 123); // Copy ctor.
+ t.commit ();
+ }
+
+ {
+ typedef odb::result<view1c> result;
+
+ transaction t (db->begin ());
+ result r (db->query<view1c> ());
+ result::iterator i (r.begin ());
+ assert (i != r.end ());
+
+ object1 o1;
+ view1c v (o1);
+ i.load (v);
+
+ assert (v.o1_p == &o1 && o1.n == 123);
+
+ assert (++i == r.end ());
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+ session s;
+ view2 v (db->query_value<view2> ());
+ assert (v.o1.n == 123 && v.o2.s == "abc" && v.o2.o1 == &v.o1);
+ t.commit ();
+ }
+
+ object1 o1b (2, 234);
+
+ {
+ transaction t (db->begin ());
+ db->persist (o1b);
+ t.commit ();
+ }
+
+ {
+ typedef odb::query<view2a> query;
+
+ transaction t (db->begin ());
+ session s;
+ view2a v (db->query_value<view2a> (query::object1::id == 2));
+ assert (v.o1.n == 234 && v.o2_null);
+ t.commit ();
+ }
+
+ shared_ptr<object3> o3 (new object3 (1, 123));
+
+ {
+ transaction t (db->begin ());
+ db->persist (o3);
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+ {
+ view3 v (db->query_value<view3> ());
+ assert (v.o3_p == &v.o3 && v.o3.n == 123); // Load into value.
+ }
+ session s; // Load into cache.
+ shared_ptr<object3> o3a (db->load<object3> (o3->id));
+ {
+ view3 v (db->query_value<view3> ());
+ assert (v.o3_p == o3a.get ()); // Load from cache.
+ }
+ t.commit ();
+ }
+ }
+
+ // Test NULL object pointers.
+ //
+ {
+ using namespace test5;
+
+ shared_ptr<object1> o1a (new object1 (123));
+ shared_ptr<object1> o1b (new object1 (234));
+ shared_ptr<object2> o2 (new object2 ("abc", o1a));
+
+ {
+ transaction t (db->begin ());
+ db->persist (o1a);
+ db->persist (o1b);
+ db->persist (o2);
+ t.commit ();
+ }
+
+ {
+ typedef odb::query<view1> query;
+ typedef odb::result<view1> result;
+
+ transaction t (db->begin ());
+ session s;
+ result r (db->query<view1> ("ORDER BY" + query::object1::id));
+ result::iterator i (r.begin ());
+
+ assert (i != r.end ());
+ {
+ view1 const& v (*i);
+ assert (v.o1->n == 123 && v.o2->s == "abc" && v.o2->o1 == v.o1);
+ }
+ assert (++i != r.end ());
+ {
+ view1 const& v (*i);
+ assert (v.o1->n == 234 && !v.o2);
+ }
+ assert (++i == r.end ());
+ t.commit ();
+ }
+
+ shared_ptr<object3> o3a (new object3 (make_pair (1, 1), 123));
+ shared_ptr<object3> o3b (new object3 (make_pair (2, 2), 234));
+ shared_ptr<object4> o4 (new object4 ("abc", o3a));
+
+ {
+ transaction t (db->begin ());
+ db->persist (o3a);
+ db->persist (o3b);
+ db->persist (o4);
+ t.commit ();
+ }
+
+ {
+ typedef odb::query<view2> query;
+ typedef odb::result<view2> result;
+
+ transaction t (db->begin ());
+ session s;
+ result r (db->query<view2> ("ORDER BY" + query::object3::n));
+ result::iterator i (r.begin ());
+
+ assert (i != r.end ());
+ {
+ view2 const& v (*i);
+ assert (v.o3->n == 123 && v.o4->s == "abc" && v.o4->o3 == v.o3);
+ }
+ assert (++i != r.end ());
+ {
+ view2 const& v (*i);
+ assert (v.o3->n == 234 && !v.o4);
+ }
+ assert (++i == r.end ());
+ t.commit ();
+ }
+ }
+
+ // Test interaction with sections.
+ //
+ {
+ using namespace test6;
+
+ shared_ptr<object1> o1 (new object1 (123));
+ shared_ptr<object2> o2 (new object2 ("abc", o1));
+
+ {
+ transaction t (db->begin ());
+ db->persist (o1);
+ db->persist (o2);
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+ view1 v (db->query_value<view1> ());
+ assert (v.o1->n == 123 && v.o2->s == "abc" &&
+ !v.o2->r.loaded () && !v.o2->o1);
+ t.commit ();
+ }
+ }
+
+ // Test explicit conversion to smart pointer member.
+ //
+ {
+ using namespace test7;
+
+ object1 o1 (123);
+ object2 o2 ("abc", &o1);
+
+ {
+ transaction t (db->begin ());
+ db->persist (o1);
+ db->persist (o2);
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+ session s;
+ view1 v (db->query_value<view1> ());
+ assert (v.o1->n == 123 && v.o2->s == "abc" && v.o2->o1 == v.o1.get ());
+ t.commit ();
+ }
+ }
+
+ // Test loading objects without id.
+ //
+ {
+ using namespace test8;
+
+ object1 o1 (123);
+ object2 o2 ("abc", &o1);
+
+ {
+ transaction t (db->begin ());
+ db->persist (o1);
+ db->persist (o2);
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+ session s;
+ view1 v (db->query_value<view1> ());
+ assert (v.o1->n == 123 && v.o2->s == "abc" && v.o2->o1 == v.o1.get ());
+ t.commit ();
+ }
+ }
+
+ // Test loading polymorphic objects.
+ //
+ {
+ using namespace test9;
+
+ root r (1);
+ base b (2, "a");
+ derived d (3, "b", true);
+
+ {
+ transaction t (db->begin ());
+ db->persist (r);
+ db->persist (b);
+ db->persist (d);
+ t.commit ();
+ }
+
+ {
+ transaction t (db->begin ());
+
+ // Load via root.
+ //
+ {
+ view1r r (db->query_value<view1r> (query<view1r>::n == 1));
+ assert (r.n == 1 && r.o->n == 1 && typeid (*r.o) == typeid (root));
+ }
+
+ {
+ view1r r (db->query_value<view1r> (query<view1r>::n == 2));
+ assert (r.n == 2 && r.o->n == 2 && typeid (*r.o) == typeid (base));
+ base& b (dynamic_cast<base&> (*r.o));
+ assert (b.s == "a");
+ }
+
+ {
+ view1r r (db->query_value<view1r> (query<view1r>::n == 3));
+ assert (r.n == 3 && r.o->n == 3 && typeid (*r.o) == typeid (derived));
+ derived& d (dynamic_cast<derived&> (*r.o));
+ assert (d.s == "b" && d.b);
+ }
+
+ // Load via base.
+ //
+ {
+ view1b r (db->query_value<view1b> (query<view1b>::n == 2));
+ assert (r.s == "a" && r.n == 2 && r.o->n == 2 && b.s == "a");
+ }
+
+ {
+ view1b r (db->query_value<view1b> (query<view1b>::n == 3));
+ assert (r.s == "b" && r.n == 3 && r.o->n == 3 &&
+ typeid (*r.o) == typeid (derived));
+ derived& d (dynamic_cast<derived&> (*r.o));
+ assert (d.s == "b" && d.b);
+ }
+
+ // Load via derived.
+ //
+ {
+ view1d r (db->query_value<view1d> ());
+ assert (r.s == "b" && r.n == 3 &&
+ r.o->n == 3 && r.o->s == "b" && r.o->b);
+ }
+
+ t.commit ();
+ }
+ }
+ }
+ catch (const odb::exception& e)
+ {
+ cerr << e.what () << endl;
+ return 1;
+ }
+}