[glibmm] Add simple test for Object move.

[Murray Cumming <murrayc src gnome org>]

commit 1cf5baae92e3854488eae99c6562562b47e1d102
Author: Murray Cumming <murrayc murrayc com>
Date:   Sat Aug 22 10:50:37 2015 +0200

    Add simple test for Object move.

 tests/Makefile.am                |    2 +
 tests/glibmm_object_move/main.cc |   48 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 50 insertions(+), 0 deletions(-)
---
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 8f35cbb..5c34f0a 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -31,6 +31,7 @@ check_PROGRAMS =                              \
        glibmm_interface_implementation/test    \
        glibmm_mainloop/test                    \
        glibmm_nodetree/test                    \
+       glibmm_object_move/test                 \
        glibmm_ustring_compose/test             \
        glibmm_ustring_format/test              \
        glibmm_value/test                       \
@@ -89,6 +90,7 @@ glibmm_interface_implementation_test_LDADD = $(giomm_ldadd)
 
 glibmm_mainloop_test_SOURCES             = glibmm_mainloop/main.cc
 glibmm_nodetree_test_SOURCES             = glibmm_nodetree/main.cc
+glibmm_object_move_test_SOURCES          = glibmm_object_move/main.cc
 glibmm_ustring_compose_test_SOURCES      = glibmm_ustring_compose/main.cc
 glibmm_ustring_format_test_SOURCES       = glibmm_ustring_format/main.cc
 glibmm_value_test_SOURCES                = glibmm_value/glibmm_value.cc glibmm_value/main.cc
diff --git a/tests/glibmm_object_move/main.cc b/tests/glibmm_object_move/main.cc
new file mode 100644
index 0000000..3bf6ab3
--- /dev/null
+++ b/tests/glibmm_object_move/main.cc
@@ -0,0 +1,48 @@
+#include <glibmm.h>
+#include <iostream>
+#include <stdlib.h>
+
+class Derived : Glib::Object
+{
+public:
+  //A real application would never make the constructor public.
+  //It would instead have a protectd constructor and a public create() method.
+  Derived(int i)
+  : Glib::Object(),
+    i_(i)
+  {
+  }
+
+  Derived(const Derived& src) = delete;
+  Derived& operator=(const Derived& src) = delete;
+
+  Derived(Derived&& src)
+  : Glib::Object(std::move(src)),
+    i_(std::move(src.i_))
+  {}
+
+  Derived& operator=(Derived&& src)
+  {
+    Glib::Object::operator=(std::move(src));
+    i_ = std::move(src.i_);
+
+    return *this;
+  }
+
+  int i_;
+};
+
+static
+void test_object_move_constructor()
+{
+  Derived derived(5);
+  Derived derived2 = std::move(derived);
+  g_assert_cmpint(derived2.i_, ==, 5);
+}
+
+int main(int, char**)
+{
+  test_object_move_constructor();
+
+  return EXIT_SUCCESS;
+}