From d420c98a53901afa6052a40ee14517e6b2434e3a Mon Sep 17 00:00:00 2001
From: Niels Dekker <nielsdekker@xs4all.nl>
Date: Fri, 21 Nov 2008 21:28:47 +0000
Subject: [PATCH] Added array_of_template test, testing the boost::swap utility
 on an array of objects of a template class.

[SVN r49862]
---
 swap/test/Jamfile.v2            |  1 +
 swap/test/array_of_template.cpp | 68 +++++++++++++++++++++++++++++++++
 2 files changed, 69 insertions(+)
 create mode 100644 swap/test/array_of_template.cpp

diff --git a/swap/test/Jamfile.v2 b/swap/test/Jamfile.v2
index 7071837..617f7e8 100644
--- a/swap/test/Jamfile.v2
+++ b/swap/test/Jamfile.v2
@@ -29,5 +29,6 @@ test-suite utility/swap
     [ run std_vector_of_global.cpp ../../../test/build//boost_test_exec_monitor/<link>static           ]
     [ run std_vector_of_other.cpp ../../../test/build//boost_test_exec_monitor/<link>static            ]
     [ run no_ambiguity_in_boost.cpp ../../../test/build//boost_test_exec_monitor/<link>static          ]
+    [ run array_of_template.cpp ../../../test/build//boost_test_exec_monitor/<link>static             ]
     [ run swap_arrays.cpp ../../../test/build//boost_test_exec_monitor/<link>static                    ]
     ;
diff --git a/swap/test/array_of_template.cpp b/swap/test/array_of_template.cpp
new file mode 100644
index 0000000..e6e465f
--- /dev/null
+++ b/swap/test/array_of_template.cpp
@@ -0,0 +1,68 @@
+// Copyright (c) 2008 Joseph Gauterin, Niels Dekker
+//
+// 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/utility/swap.hpp>
+#define BOOST_INCLUDE_MAIN
+#include <boost/test/test_tools.hpp>
+
+//Put test class in the global namespace
+#include "./swap_test_class.hpp"
+
+#include <algorithm> //for std::copy and std::equal
+#include <cstddef> //for std::size_t
+
+template <class T>
+class swap_test_template
+{
+public:
+  swap_test_class swap_test_object;
+};
+
+template <class T>
+inline bool operator==(const swap_test_template<T> & lhs, const swap_test_template<T> & rhs)
+{
+  return lhs.swap_test_object == rhs.swap_test_object;
+}
+
+template <class T>
+inline bool operator!=(const swap_test_template<T> & lhs, const swap_test_template<T> & rhs)
+{
+  return !(lhs == rhs);
+}
+
+//Provide swap function in the namespace of swap_test_template
+//(which is the global namespace).  Note that it isn't allowed to put
+//an overload of this function within the std namespace.
+template <class T>
+void swap(swap_test_template<T>& left, swap_test_template<T>& right)
+{
+  left.swap_test_object.swap(right.swap_test_object);
+}
+
+
+int test_main(int, char*[])
+{
+  const std::size_t dimension = 2;
+  const swap_test_template<int> initial_array1[dimension] = { swap_test_class(1), swap_test_class(2) };
+  const swap_test_template<int> initial_array2[dimension] = { swap_test_class(3), swap_test_class(4) };
+  
+  swap_test_template<int> array1[dimension];
+  swap_test_template<int> array2[dimension];
+
+  std::copy(initial_array1, initial_array1 + dimension, array1);
+  std::copy(initial_array2, initial_array2 + dimension, array2);
+  
+  swap_test_class::reset();
+  boost::swap(array1, array2);
+
+  BOOST_CHECK(std::equal(array1, array1 + dimension, initial_array2));
+  BOOST_CHECK(std::equal(array2, array2 + dimension, initial_array1));
+
+  BOOST_CHECK_EQUAL(swap_test_class::swap_count(), dimension);
+  BOOST_CHECK_EQUAL(swap_test_class::copy_count(), 0);
+
+  return 0;
+}