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// file : common/relationship-query/query/driver.cxx
// license : GNU GPL v2; see accompanying LICENSE file
// Test relationship queries.
//
#include <memory> // std::unique_ptr
#include <iostream>
#include <odb/database.hxx>
#include <odb/session.hxx>
#include <odb/transaction.hxx>
#include <libcommon/common.hxx>
#include "test.hxx"
#include "test-odb.hxx"
#undef NDEBUG
#include <cassert>
using namespace std;
using namespace odb::core;
int
main (int argc, char* argv[])
{
try
{
unique_ptr<database> db (create_database (argc, argv));
//
//
{
shared_ptr<country> ca (new country ("CA", "Canada"));
shared_ptr<country> za (new country ("ZA", "South Africa"));
shared_ptr<country> us (new country ("US", "United States"));
shared_ptr<country> se (new country ("SE", "Sweden"));
shared_ptr<employer> st (new employer ("Simple Tech, Inc", ca));
shared_ptr<employer> ct (new employer ("Complex Tech, Inc", us));
// person
//
shared_ptr<person> p1 (
new person (1, "John", "Doe", 30, ca, true, za));
shared_ptr<person> p2 (
new person (2, "Jane", "Doe", 29, za, false, us));
p2->husband = p1;
shared_ptr<person> p3 (
new person (3, "Joe", "Dirt", 31, us, true, us));
shared_ptr<person> p4 (
new person (4, "Johan", "Johansen", 32, se, false, ca));
// employee
//
shared_ptr<employee> e1 (
new employee (1, "John", "Doe", 30, ca, true, za, st));
shared_ptr<employee> e2 (
new employee (2, "Jane", "Doe", 29, za, false, us, ct));
e2->husband = p1;
shared_ptr<employee> e3 (
new employee (3, "Joe", "Dirt", 31, us, true, us, st));
shared_ptr<employee> e4 (
new employee (4, "Johan", "Johansen", 32, se, false, ca, ct));
transaction t (db->begin ());
db->persist (ca);
db->persist (za);
db->persist (us);
db->persist (se);
db->persist (st);
db->persist (ct);
db->persist (p1);
db->persist (p2);
db->persist (p3);
db->persist (p4);
db->persist (e1);
db->persist (e2);
db->persist (e3);
db->persist (e4);
t.commit ();
}
typedef odb::query<person> p_query;
typedef odb::result<person> p_result;
typedef odb::query<employee> e_query;
typedef odb::result<employee> e_result;
// Make sure we have an independent JOIN for each relationship.
//
{
session s;
transaction t (db->begin ());
p_result pr (db->query<person> (
p_query::residence.location->code == "ZA"));
assert (size (pr) == 1);
e_result er (db->query<employee> (
e_query::residence.location->code == "ZA"));
assert (size (er) == 1);
t.commit ();
}
// Test Self-JOIN.
//
{
session s;
transaction t (db->begin ());
p_result pr (db->query<person> (p_query::husband->last_name == "Doe"));
assert (size (pr) == 1);
e_result er (db->query<employee> (e_query::husband->last_name == "Doe"));
assert (size (er) == 1);
t.commit ();
}
// Test query conditions from both base and derived.
//
{
session s;
transaction t (db->begin ());
e_result r (
db->query<employee> (
e_query::employed_by->name == "Simple Tech, Inc" &&
e_query::nationality->code == "US"));
assert (size (r) == 1);
t.commit ();
}
// Test second-level pointers.
//
{
session s;
transaction t (db->begin ());
p_result r (
db->query<person> (
p_query::husband->residence.location == "CA"));
assert (size (r) == 1);
t.commit ();
}
}
catch (const odb::exception& e)
{
cerr << e.what () << endl;
return 1;
}
}
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