Imported Upstream version 1.51.0upstream/1.51.0

2 files changed, 35 insertions, 0 deletions

diff --git a/libs/variant/test/Jamfile.v2 b/libs/variant/test/Jamfile.v2
index 2e3e855292..456f108336 100644
--- a/libs/variant/test/Jamfile.v2
+++ b/libs/variant/test/Jamfile.v2
@@ -32,6 +32,7 @@ test-suite variant
     [ run variant_reference_test.cpp ]
     [ run variant_comparison_test.cpp ]
     [ run variant_visit_test.cpp ]
+    [ run hash_variant_test.cpp ]
    ; 
 
 
diff --git a/libs/variant/test/hash_variant_test.cpp b/libs/variant/test/hash_variant_test.cpp
new file mode 100644
index 0000000000..0678832438
--- /dev/null
+++ b/libs/variant/test/hash_variant_test.cpp
@@ -0,0 +1,34 @@
+// Copyright (c) 2011
+// Antony Polukhin
+//
+// 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/test/minimal.hpp"
+#include "boost/variant/detail/hash_variant.hpp"
+#include "boost/variant.hpp"
+#include "boost/functional/hash/hash.hpp"
+
+void run()
+{
+    typedef boost::variant<bool, int, unsigned int, double> variant_type;
+		boost::hash<variant_type> hasher;
+		
+		variant_type bool_variant1 = true;
+		variant_type bool_variant2 = false;
+		variant_type int_variant = 1;
+		variant_type float_variant = 1.0;
+		variant_type uint_variant = static_cast<unsigned int>(1);
+
+    BOOST_CHECK(hasher(bool_variant1) != hasher(bool_variant2));
+    BOOST_CHECK(hasher(bool_variant1) == hasher(bool_variant1));
+    BOOST_CHECK(hasher(int_variant) != hasher(uint_variant));
+    BOOST_CHECK(hasher(float_variant) != hasher(uint_variant));
+}
+
+int test_main(int , char* [])
+{
+   run();
+   return 0;
+}