Add support for custom database type mapping

New pragma qualifier, map, and specifiers: as, to, from. New tests:
<database>/custom.

1 files changed, 123 insertions, 0 deletions

diff --git a/pgsql/custom/driver.cxx b/pgsql/custom/driver.cxx
new file mode 100644
index 0000000..f1f70f8
--- /dev/null
+++ b/pgsql/custom/driver.cxx
@@ -0,0 +1,123 @@
+// file      : pgsql/custom/driver.cxx
+// copyright : Copyright (c) 2009-2012 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+// Test custom database type mapping in PostgreSQL.
+//
+
+#include <memory>   // std::auto_ptr
+#include <cassert>
+#include <iostream>
+
+#include <odb/pgsql/database.hxx>
+#include <odb/pgsql/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));
+
+    object o (1);
+    o.p = point (1.1111, 2222222222.2);
+    o.pv.push_back (point (1.1234, 2.2345));
+    o.pv.push_back (point (3.3456, 4.4567));
+    o.pv.push_back (point (0.0000001, 0.000000001)); // Scientific notation.
+
+    o.n1 = "23.5154";
+    o.n2 = "235154";
+    o.n3 = "2222222222222222222222222222.111111111111111111111111111111";
+
+    o.iv.push_back (123);
+    o.iv.push_back (234);
+    o.iv.push_back (-345);
+
+    // Persist.
+    //
+    {
+      transaction t (db->begin ());
+      db->persist (o);
+      t.commit ();
+    }
+
+    // Load.
+    //
+    {
+      transaction t (db->begin ());
+      auto_ptr<object> o1 (db->load<object> (1));
+      t.commit ();
+
+      assert (o == *o1);
+    }
+
+    // Query.
+    //
+    typedef odb::query<object> query;
+    typedef odb::result<object> result;
+
+    {
+      transaction t (db->begin ());
+
+      // Point comparison.
+      //
+      {
+        result r (db->query<object> (query::p == o.p));
+        assert (!r.empty ());
+      }
+
+      // Point comparison using native query.
+      //
+      {
+        result r (db->query<object> (query::p + "~=" + query::_val (o.p)));
+        assert (!r.empty ());
+      }
+
+      // Access to individual members.
+      //
+      {
+        result r (db->query<object> (query::p.x == o.p.x));
+        assert (!r.empty ());
+      }
+
+      t.commit ();
+    }
+
+    // Update.
+    //
+    o.p.x++;
+    o.p.y--;
+    o.pv[1].x--;
+    o.pv[1].y++;
+    o.n3 += "999";
+    o.iv[0]++;
+    o.iv.pop_back ();
+
+    {
+      transaction t (db->begin ());
+      db->update (o);
+      t.commit ();
+    }
+
+    {
+      transaction t (db->begin ());
+      auto_ptr<object> o1 (db->load<object> (1));
+      t.commit ();
+
+      assert (o == *o1);
+    }
+  }
+  catch (const odb::exception& e)
+  {
+    cerr << e.what () << endl;
+    return 1;
+  }
+}