From 16a4099d36ca1cdc33cf6e2b99edce796595341f Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Sun, 8 Jan 2012 17:27:40 +0200
Subject: Add support for defining composite value type as class template
 instantiations

---
 common/composite/driver.cxx | 37 +++++++++++++++++++++++++++
 common/composite/makefile   |  2 +-
 common/composite/test.hxx   | 62 ++++++++++++++++++++++++++++++++++++++++++++-
 3 files changed, 99 insertions(+), 2 deletions(-)

(limited to 'common/composite')

diff --git a/common/composite/driver.cxx b/common/composite/driver.cxx
index 606f367..a3825e1 100644
--- a/common/composite/driver.cxx
+++ b/common/composite/driver.cxx
@@ -122,6 +122,43 @@ main (int argc, char* argv[])
         t.commit ();
       }
     }
+
+    // Test composite class template instantiation.
+    //
+    {
+      object o (1);
+
+      o.comp_.num = 123;
+      o.comp_.str = "abc";
+      o.comp_.vec.push_back (int_str_pair (123, "abc"));
+      o.comp_.vec.push_back (int_str_pair (234, "bcd"));
+      o.comp_.vec.push_back (int_str_pair (345, "cde"));
+
+      o.pair_.first = 123;
+      o.pair_.second = "abc";
+
+      o.vec_.push_back (int_str_pair (123, "abc"));
+      o.vec_.push_back (int_str_pair (234, "bcd"));
+      o.vec_.push_back (int_str_pair (345, "cde"));
+
+      // persist
+      //
+      {
+        transaction t (db->begin ());
+        db->persist (o);
+        t.commit ();
+      }
+
+      // load & check
+      //
+      {
+        transaction t (db->begin ());
+        auto_ptr<object> o1 (db->load<object> (1));
+        t.commit ();
+
+        assert (o == *o1);
+      }
+    }
   }
   catch (const odb::exception& e)
   {
diff --git a/common/composite/makefile b/common/composite/makefile
index 1a4ceb7..58fa6eb 100644
--- a/common/composite/makefile
+++ b/common/composite/makefile
@@ -36,7 +36,7 @@ gen  := $(addprefix $(out_base)/,$(genf))
 $(gen): $(odb)
 $(gen): odb := $(odb)
 $(gen) $(dist): export odb_options += --database $(db_id) --generate-schema \
---generate-query --table-prefix t_composite_
+--generate-query --table-prefix t_comp_
 $(gen): cpp_options := -I$(src_base)
 $(gen): $(common.l.cpp-options)
 
diff --git a/common/composite/test.hxx b/common/composite/test.hxx
index 120476a..d846c9c 100644
--- a/common/composite/test.hxx
+++ b/common/composite/test.hxx
@@ -7,6 +7,8 @@
 #define TEST_HXX
 
 #include <string>
+#include <vector>
+#include <utility> // std::pair
 
 #include <odb/core.hxx>
 
@@ -68,7 +70,7 @@ struct person
 };
 
 inline bool
-operator== (person const& x, person const& y)
+operator== (const person& x, const person& y)
 {
   return x.id_ == y.id_ &&
     x.name_.first ==  y.name_.first&&
@@ -82,4 +84,62 @@ operator== (person const& x, person const& y)
     x.age_ == y.age_;
 }
 
+// Test composite class template instantiation.
+//
+template <typename I, typename S>
+struct comp
+{
+  I num;
+  S str;
+  std::vector<std::pair<I, S> > vec;
+};
+
+template <typename I, typename S>
+inline bool
+operator== (const comp<I, S>& x, const comp<I, S>& y)
+{
+  return x.num == y.num && x.str == y.str && x.vec == y.vec;
+}
+
+typedef std::pair<int, std::string> int_str_pair;
+#pragma db value(int_str_pair)
+
+// Make sure we use the name that was specified in the pragma.
+//
+#ifdef ODB_COMPILER
+typedef comp<int, std::string> int_str_comp1;
+#endif
+
+typedef comp<int, std::string> int_str_comp;
+#pragma db value(int_str_comp)
+
+#pragma db object
+struct object
+{
+  object (unsigned long id)
+      : id_ (id)
+  {
+  }
+
+  object ()
+  {
+  }
+
+  #pragma db id
+  unsigned long id_;
+
+  comp<int, std::string> comp_;
+  std::pair<int, std::string> pair_;
+  std::vector<int_str_pair> vec_;
+};
+
+inline bool
+operator== (const object& x, const object& y)
+{
+  return x.id_ == y.id_ &&
+    x.comp_ == y.comp_ &&
+    x.pair_ == y.pair_ &&
+    x.vec_ == y.vec_;
+}
+
 #endif // TEST_HXX
-- 
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