From 8bf752fc2354af4e98a43e208d1eb18c8a71e48b Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Mon, 5 Sep 2011 10:36:33 +0200
Subject: Support for views; native part

---
 common/view/driver.cxx | 185 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 185 insertions(+)
 create mode 100644 common/view/driver.cxx

(limited to 'common/view/driver.cxx')

diff --git a/common/view/driver.cxx b/common/view/driver.cxx
new file mode 100644
index 0000000..89ef304
--- /dev/null
+++ b/common/view/driver.cxx
@@ -0,0 +1,185 @@
+// file      : common/view/driver.cxx
+// author    : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+// Test views.
+//
+
+#include <memory>   // std::auto_ptr
+#include <cassert>
+#include <iostream>
+
+#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));
+
+    //
+    //
+    {
+      country* ca (new country ("CA", "Canada"));
+      country* za (new country ("ZA", "South Africa"));
+      country* us (new country ("US", "United States"));
+      country* se (new country ("SE", "Sweden"));
+
+      person p1 (1, "John", "Doe", 30, ca);
+      person p2 (2, "Jane", "Doe", 29, za);
+      person p3 (3, "Joe", "Dirt", 31,  us);
+      person p4 (4, "Johansen", "Johansen", 32, se);
+
+      transaction t (db->begin ());
+      db->persist (ca);
+      db->persist (za);
+      db->persist (us);
+      db->persist (se);
+
+      db->persist (p1);
+      db->persist (p2);
+      db->persist (p3);
+      db->persist (p4);
+      t.commit ();
+    }
+
+    // view1
+    //
+    {
+      typedef odb::query<view1> query;
+      typedef odb::result<view1> result;
+
+      {
+        transaction t (db->begin ());
+
+        {
+          result r (db->query<view1> ());
+          assert (size (r) == 4);
+        }
+
+        {
+          result r (db->query<view1> ("ORDER BY age"));
+          assert (size (r) == 4);
+        }
+
+        {
+          result r (db->query<view1> ("age < 31 ORDER BY age"));
+          result::iterator i (r.begin ());
+
+          assert (i != r.end ());
+          assert (i->first == "Jane" && i->last == "Doe" && i->age == 29);
+
+          assert (++i != r.end ());
+          view1 v;
+          i.load (v);
+          assert (v.first == "John" && v.last == "Doe" && v.age == 30);
+        }
+
+        t.commit ();
+      }
+    }
+
+    // view2
+    //
+    {
+      typedef odb::query<view2> query;
+      typedef odb::result<view2> result;
+
+      {
+        transaction t (db->begin ());
+
+        {
+          result r (db->query<view2> ());
+          result::iterator i (r.begin ());
+          assert (i != r.end ());
+          assert (i->count == 4);
+        }
+
+        {
+          result r (db->query<view2> ("age < 31"));
+          result::iterator i (r.begin ());
+          assert (i != r.end ());
+          assert (i->count == 2);
+        }
+
+        t.commit ();
+      }
+    }
+
+    // view3
+    //
+    {
+      typedef odb::query<view3> query;
+      typedef odb::result<view3> result;
+
+      {
+        transaction t (db->begin ());
+
+        {
+          result r (db->query<view3> ());
+
+          size_t count (0);
+          for (result::iterator i (r.begin ()); i != r.end (); ++i)
+          {
+            if (i->last == "Doe")
+              assert (i->count == 2);
+            else if (i->last == "Dirt" ||
+                     i->last == "Johansen")
+              assert (i->count == 1);
+            else
+              assert (false);
+
+            count++;
+          }
+
+          assert (count == 3);
+        }
+
+        t.commit ();
+      }
+    }
+
+    // view4
+    //
+    {
+      typedef odb::query<view4> query;
+      typedef odb::result<view4> result;
+
+      {
+        transaction t (db->begin ());
+
+        {
+          result r (db->query<view4> ("age > 30 ORDER BY age"));
+
+          result::iterator i (r.begin ());
+
+          assert (i != r.end ());
+          assert (i->first == "Joe" && i->last == "Dirt" &&
+                  i->location == "United States");
+
+          assert (++i != r.end ());
+          assert (i->first == "Johansen" && i->last == "Johansen" &&
+                  i->location == "Sweden");
+        }
+
+        t.commit ();
+      }
+    }
+  }
+  catch (const odb::exception& e)
+  {
+    cerr << e.what () << endl;
+    return 1;
+  }
+}
-- 
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