Initial commit

libs/smart_ptr/test/shared_ptr_move_test.cpp

@@ -0,0 +1,107 @@
+//
+//  shared_ptr_move_test.cpp
+//
+//  Copyright (c) 2007 Peter Dimov
+//
+// Distributed under the Boost Software License, Version 1.0.
+// See accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt
+//
+
+#include <boost/shared_ptr.hpp>
+#include <boost/detail/lightweight_test.hpp>
+#include <utility>
+
+#if !defined( BOOST_NO_CXX11_RVALUE_REFERENCES )
+
+struct X
+{
+    static long instances;
+
+    X()
+    {
+        ++instances;
+    }
+
+    ~X()
+    {
+        --instances;
+    }
+
+private:
+
+    X( X const & );
+    X & operator=( X const & );
+};
+
+long X::instances = 0;
+
+int main()
+{
+    BOOST_TEST( X::instances == 0 );
+
+    {
+        boost::shared_ptr<X> p( new X );
+        BOOST_TEST( X::instances == 1 );
+
+        boost::shared_ptr<X> p2( std::move( p ) );
+        BOOST_TEST( X::instances == 1 );
+        BOOST_TEST( p.get() == 0 );
+
+        boost::shared_ptr<void> p3( std::move( p2 ) );
+        BOOST_TEST( X::instances == 1 );
+        BOOST_TEST( p2.get() == 0 );
+
+        p3.reset();
+        BOOST_TEST( X::instances == 0 );
+    }
+
+    {
+        boost::shared_ptr<X> p( new X );
+        BOOST_TEST( X::instances == 1 );
+
+        boost::shared_ptr<X> p2;
+        p2 = std::move( p );
+        BOOST_TEST( X::instances == 1 );
+        BOOST_TEST( p.get() == 0 );
+
+        boost::shared_ptr<void> p3;
+        p3 = std::move( p2 );
+        BOOST_TEST( X::instances == 1 );
+        BOOST_TEST( p2.get() == 0 );
+
+        p3.reset();
+        BOOST_TEST( X::instances == 0 );
+    }
+
+    {
+        boost::shared_ptr<X> p( new X );
+        BOOST_TEST( X::instances == 1 );
+
+        boost::shared_ptr<X> p2( new X );
+        BOOST_TEST( X::instances == 2 );
+        p2 = std::move( p );
+        BOOST_TEST( X::instances == 1 );
+        BOOST_TEST( p.get() == 0 );
+
+        boost::shared_ptr<void> p3( new X );
+        BOOST_TEST( X::instances == 2 );
+        p3 = std::move( p2 );
+        BOOST_TEST( X::instances == 1 );
+        BOOST_TEST( p2.get() == 0 );
+
+        p3.reset();
+        BOOST_TEST( X::instances == 0 );
+    }
+
+    return boost::report_errors();
+}
+
+#else // defined( BOOST_NO_CXX11_RVALUE_REFERENCES )
+
+int main()
+{
+    return 0;
+}
+
+#endif