minmax_macro v0.1

[SVN r3105]

minmax_macro/test/tricky.cpp

@@ -0,0 +1,44 @@
+///////////////////////////////////////////////////////////////////////////////
+// tricky.hpp test file
+//
+// Copyright 2006 Eric Niebler.
+// 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/unit_test.hpp>
+#include <boost/algorithm/minmax_macro.hpp>
+
+struct Base
+{
+    virtual bool operator <(Base const &) const = 0;
+};
+
+struct Derived : Base
+{
+    virtual bool operator <(Base const &that) const
+    {
+        return dynamic_cast<void const*>(this) < dynamic_cast<void const*>(&that);
+    }
+};
+
+void test_tricky()
+{
+    Derived d;
+    Base &b = d;
+
+    Base &lvalue = BOOST_MIN(d,b);
+}
+
+///////////////////////////////////////////////////////////////////////////////
+// init_unit_test_suite
+//
+boost::unit_test::test_suite* init_unit_test_suite( int argc, char* argv[] )
+{
+    boost::unit_test::test_suite *test = BOOST_TEST_SUITE("tricky min/max test");
+
+    test->add(BOOST_TEST_CASE(&test_tricky));
+
+    return test;
+}