ceph/src/Beast/test/core/is_call_possible.cpp

   1 //
   2 // Copyright (c) 2013-2017 Vinnie Falco (vinnie dot falco at gmail dot com)
   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
   8 // Test that header file is self-contained.
   9 #include <beast/core/detail/is_call_possible.hpp>
  10
  11 namespace beast {
  12 namespace detail {
  13 namespace {
  14
  15 struct is_call_possible_udt1
  16 {
  17     void operator()(int) const;
  18 };
  19
  20 struct is_call_possible_udt2
  21 {
  22     int operator()(int) const;
  23 };
  24
  25 struct is_call_possible_udt3
  26 {
  27     int operator()(int);
  28 };
  29
  30 #ifndef __INTELLISENSE__
  31 // VFALCO Fails to compile with Intellisense
  32 static_assert(is_call_possible<
  33     is_call_possible_udt1, void(int)>::value, "");
  34
  35 static_assert(! is_call_possible<
  36     is_call_possible_udt1, void(void)>::value, "");
  37
  38 static_assert(is_call_possible<
  39     is_call_possible_udt2, int(int)>::value, "");
  40
  41 static_assert(! is_call_possible<
  42     is_call_possible_udt2, int(void)>::value, "");
  43
  44 static_assert(! is_call_possible<
  45     is_call_possible_udt2, void(void)>::value, "");
  46
  47 static_assert(is_call_possible<
  48     is_call_possible_udt3, int(int)>::value, "");
  49
  50 static_assert(! is_call_possible<
  51     is_call_possible_udt3 const, int(int)>::value, "");
  52 #endif
  53
  54 }
  55 } // detail
  56 } // beast