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+// file : tracer/transaction/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
+
+#include <cassert>
+#include <iostream>
+
+#include <odb/exceptions.hxx>
+#include <odb/session.hxx>
+#include <odb/transaction.hxx>
+#include <odb/tracer/database.hxx>
+#include <odb/tracer/transaction.hxx>
+
+using namespace std;
+using namespace odb;
+
+int
+main ()
+{
+ tracer::database db;
+
+ assert (!transaction::has_current ());
+
+ // Current and db accessors.
+ //
+ cout << "test 001" << endl;
+ {
+ transaction t (db.begin_transaction ());
+ assert (&t.database () == &db);
+ assert (transaction::has_current ());
+ assert (&transaction::current () == &t);
+ }
+
+ // Commit.
+ //
+ cout << "test 002" << endl;
+ {
+ transaction t (db.begin_transaction ());
+ t.commit ();
+ }
+
+ // Rollback.
+ //
+ cout << "test 003" << endl;
+ {
+ transaction t (db.begin_transaction ());
+ t.rollback ();
+ }
+
+ // Auto rollback.
+ //
+ cout << "test 004" << endl;
+ {
+ transaction t (db.begin_transaction ());
+ }
+
+ // Nested transaction.
+ //
+ cout << "test 005" << endl;
+ {
+ transaction t (db.begin_transaction ());
+ try
+ {
+ transaction n (db.begin_transaction ());
+ }
+ catch (const already_in_transaction&)
+ {
+ cout << "already_in_transaction" << endl;
+ }
+ }
+
+ // Existing session via current.
+ //
+ cout << "test 006" << endl;
+ {
+ session s;
+ transaction t (db.begin_transaction ());
+ assert (&t.session () == &s);
+ }
+
+ // Existing session passed explicitly.
+ //
+ cout << "test 007" << endl;
+ {
+ session s;
+ transaction t (db.begin_transaction (s));
+ assert (&t.session () == &s);
+ }
+
+ // Concrete transaction type.
+ //
+ cout << "test 008" << endl;
+ {
+ assert (sizeof (tracer::transaction) == sizeof (transaction));
+
+ tracer::transaction t (db.begin_transaction ());
+ tracer::transaction& r (tracer::transaction::current ());
+ }
+}