ceph/src/boost/libs/phoenix/test/bind/bind_function_tests.cpp

   1 /*=============================================================================
   2   Copyright (c) 2001-2007 Joel de Guzman
   3
   4   Distributed under the Boost Software License, Version 1.0. (See accompanying
   5   file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   6   ==============================================================================*/
   7 #include <iostream>
   8 #include <cmath>
   9 #include <boost/detail/lightweight_test.hpp>
  10 #include <boost/phoenix/core.hpp>
  11 #include <boost/phoenix/bind.hpp>
  12
  13 namespace test
  14 {
  15     void
  16     test()
  17     {
  18         std::cout << "Test binding functions...\n";
  19     }
  20
  21     int
  22     negate(int n)
  23     {
  24         return -n;
  25     }
  26
  27     int
  28     plus(int a, int b)
  29     {
  30         return a + b;
  31     }
  32
  33     int
  34     plus4(int a, int b, int c, int d)
  35     {
  36         return a + b + c + d;
  37     }
  38 }
  39
  40 int
  41 main()
  42 {
  43     using boost::phoenix::bind;
  44     using boost::phoenix::arg_names::arg1;
  45     using boost::phoenix::arg_names::arg2;
  46
  47     int a = 123;
  48     int b = 256;
  49
  50     bind(test::test)();
  51     BOOST_TEST(bind(test::negate, arg1)(a) == -a);
  52     BOOST_TEST(bind(test::plus, arg1, arg2)(a, b) == a+b);
  53     BOOST_TEST(bind(test::plus4, arg1, arg2, 3, 4)(a, b) == a+b+3+4);
  54
  55     return boost::report_errors();
  56 }