Most functors as constraints are detected automatically

git-svn-id: https://svn.code.sf.net/p/turtle/code/trunk@6 860be788-9bd5-4423-9f1e-828f051e677b

src/tests/turtle_test/is_functor_test.cpp

@@ -0,0 +1,59 @@
+//
+//  Copyright Mathieu Champlon 2009
+//
+//  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 <turtle/is_functor.hpp>
+#include <boost/function.hpp>
+#include <boost/bind.hpp>
+
+#include <boost/test/auto_unit_test.hpp>
+#define BOOST_LIB_NAME boost_unit_test_framework
+#include <boost/config/auto_link.hpp>
+
+namespace
+{
+    template< typename T >
+    void check( T )
+    {
+        BOOST_STATIC_ASSERT(( mock::detail::is_functor< T >::value ));
+    }
+
+    void f0 () {}
+    bool f1( int ) { return false; }
+
+    struct s
+    {
+        typedef void result_type;
+    };
+}
+
+BOOST_AUTO_TEST_CASE( function_is_functor )
+{
+    check( f0 );
+    check( f1 );
+}
+
+BOOST_AUTO_TEST_CASE( function_pointer_is_functor )
+{
+    check( &f0 );
+    check( &f1 );
+}
+
+BOOST_AUTO_TEST_CASE( boost_bind_is_functor )
+{
+    check( boost::bind( &f0 ) );
+}
+
+BOOST_AUTO_TEST_CASE( boost_function_is_functor )
+{
+    check( boost::function< void() >() );
+}
+
+BOOST_AUTO_TEST_CASE( class_with_result_type_is_functor )
+{
+    check( s() );
+}