Handling of dynamic empty statements as result of versioning

1 files changed, 123 insertions, 0 deletions

diff --git a/evolution/soft-delete/model.hxx b/evolution/soft-delete/model.hxx
new file mode 100644
index 0000000..1690583
--- /dev/null
+++ b/evolution/soft-delete/model.hxx
@@ -0,0 +1,123 @@
+// file      : evolution/soft-delete/model.hxx
+// copyright : Copyright (c) 2009-2013 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef MODEL_VERSION
+#  error model.hxx included directly
+#endif
+
+#include <string>
+
+#include <odb/core.hxx>
+#include <odb/nullable.hxx>
+
+#include <common/config.hxx> // DATABASE_XXX
+
+#pragma db model version(1, MODEL_VERSION)
+
+#define MODEL_NAMESPACE_IMPL(V) v##V
+#define MODEL_NAMESPACE(V) MODEL_NAMESPACE_IMPL(V)
+
+namespace MODEL_NAMESPACE(MODEL_VERSION)
+{
+  // Test soft-deleted objects.
+  //
+  #pragma db namespace table("t1_")
+  namespace test1
+  {
+    #pragma db object
+    struct object
+    {
+      object (unsigned long id = 0): id_ (id) {}
+
+      #pragma db id
+      unsigned long id_;
+
+      unsigned long num;
+    };
+
+#if MODEL_VERSION == 3
+    #pragma db object(object) deleted(3)
+#endif
+  }
+
+  // SQLite doesn't support dropping of columns.
+  //
+#ifndef DATABASE_SQLITE
+
+  // Test basic soft-deleted member logic.
+  //
+  #pragma db namespace table("t2_")
+  namespace test2
+  {
+    #pragma db object
+    struct object
+    {
+      object (unsigned long id = 0): id_ (id) {}
+
+      #pragma db id
+      unsigned long id_;
+
+      std::string str;
+      unsigned long num;
+    };
+
+#if MODEL_VERSION == 3
+    #pragma db member(object::str) deleted(3)
+#endif
+  }
+
+  // Test empty statement handling (INSERT, UPDATE).
+  //
+  #pragma db namespace table("t3_")
+  namespace test3
+  {
+    #pragma db object
+    struct object
+    {
+      #pragma db id auto
+      unsigned long id;
+
+      std::string str;
+    };
+
+#if MODEL_VERSION == 3
+    #pragma db member(object::str) deleted(3)
+#endif
+  }
+
+  // Test empty statement handling (SELECT in polymorphic loader).
+  //
+  #pragma db namespace table("t4_")
+  namespace test4
+  {
+    #pragma db object polymorphic
+    struct base
+    {
+      virtual
+      ~base () {}
+      base (unsigned long id = 0): id_ (id) {}
+
+      #pragma db id
+      unsigned long id_;
+    };
+
+    #pragma db object
+    struct object: base
+    {
+      object (unsigned long id = 0): base (id) {}
+
+      std::string str;
+    };
+
+#if MODEL_VERSION == 3
+    #pragma db member(object::str) deleted(3)
+#endif
+  }
+
+#endif // DATABASE_SQLITE
+
+}
+
+#undef MODEL_NAMESPACE
+#undef MODEL_NAMESPACE_IMPL