ceph/src/boost/libs/phoenix/test/bind/bind_member_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/noncopyable.hpp>
  11 #include <boost/phoenix/core.hpp>
  12 #include <boost/phoenix/operator.hpp>
  13 #include <boost/phoenix/bind.hpp>
  14
  15 namespace test
  16 {
  17     struct x //: boost::noncopyable // test non-copyable (hold this by reference)
  18     {
  19         void
  20         test() const
  21         {
  22             std::cout << "Test binding member functions...\n";
  23         }
  24     };
  25
  26     struct y //: boost::noncopyable // test non-copyable (hold this by reference)
  27     {
  28         int
  29         negate(int n) const
  30         {
  31             return -n;
  32         }
  33     };
  34
  35     struct z //: boost::noncopyable // test non-copyable (hold this by reference)
  36     {
  37         int
  38         plus(int a, int b) const
  39         {
  40             return a + b;
  41         }
  42     };
  43
  44     struct zz //: boost::noncopyable // test non-copyable (hold this by reference)
  45     {
  46         int
  47         plus3(int a, int b, int c) const
  48         {
  49             return a + b + c;
  50         }
  51     };
  52 }
  53
  54 int
  55 main()
  56 {
  57     using boost::phoenix::bind;
  58     using boost::phoenix::ref;
  59     using boost::phoenix::arg_names::arg1;
  60     using boost::phoenix::arg_names::arg2;
  61     using boost::phoenix::arg_names::arg3;
  62
  63     int a = 123;
  64     int b = 256;
  65     test::x x_;
  66     test::y y_;
  67     test::z z_;
  68     test::zz zz_;
  69
  70     bind(&test::x::test, x_)();
  71     BOOST_TEST(bind(&test::y::negate, y_, arg1)(a) == -a);
  72     BOOST_TEST(bind(&test::z::plus, arg1, arg2, arg3)(z_, a, b) == a+b);
  73     BOOST_TEST(bind(&test::zz::plus3, zz_, arg1, arg2, arg3)(a, b, a) == a+b+a);
  74     BOOST_TEST(bind(&test::y::negate, &y_, 777)(a) == -777);
  75
  76     return boost::report_errors();
  77 }