libstdc++-v3/testsuite/30_threads/shared_future/members/get2.cc

   1 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
   2 // { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
   3 // { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
   4 // { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
   5 // { dg-require-cstdint "" }
   6 // { dg-require-gthreads "" }
   7 // { dg-require-atomic-builtins "" }
   8
   9 // Copyright (C) 2009-2016 Free Software Foundation, Inc.
  10 //
  11 // This file is part of the GNU ISO C++ Library.  This library is free
  12 // software; you can redistribute it and/or modify it under the
  13 // terms of the GNU General Public License as published by the
  14 // Free Software Foundation; either version 3, or (at your option)
  15 // any later version.
  16
  17 // This library is distributed in the hope that it will be useful,
  18 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 // GNU General Public License for more details.
  21
  22 // You should have received a copy of the GNU General Public License along
  23 // with this library; see the file COPYING3.  If not see
  24 // <http://www.gnu.org/licenses/>.
  25
  26
  27 #include <future>
  28 #include <exception>
  29 #include <testsuite_hooks.h>
  30
  31 int value = 99;
  32
  33 void test01()
  34 {
  35   bool test __attribute__((unused)) = true;
  36
  37   std::promise<int> p1;
  38   std::shared_future<int> f1(p1.get_future());
  39   std::shared_future<int> f2(f1);
  40
  41   p1.set_exception(std::make_exception_ptr(value));
  42   try
  43   {
  44     (void) f1.get();
  45     VERIFY( false );
  46   }
  47   catch (int& e)
  48   {
  49     VERIFY( e == value );
  50   }
  51   try
  52   {
  53     (void) f2.get();
  54     VERIFY( false );
  55   }
  56   catch (int& e)
  57   {
  58     VERIFY( e == value );
  59   }
  60 }
  61
  62 void test02()
  63 {
  64   bool test __attribute__((unused)) = true;
  65
  66   std::promise<int&> p1;
  67   std::shared_future<int&> f1(p1.get_future());
  68   std::shared_future<int&> f2(f1);
  69
  70   p1.set_exception(std::make_exception_ptr(value));
  71   try
  72   {
  73     (void) f1.get();
  74     VERIFY( false );
  75   }
  76   catch (int& e)
  77   {
  78     VERIFY( e == value );
  79   }
  80   try
  81   {
  82     (void) f2.get();
  83     VERIFY( false );
  84   }
  85   catch (int& e)
  86   {
  87     VERIFY( e == value );
  88   }
  89 }
  90
  91 void test03()
  92 {
  93   bool test __attribute__((unused)) = true;
  94
  95   std::promise<void> p1;
  96   std::shared_future<void> f1(p1.get_future());
  97   std::shared_future<void> f2(f1);
  98
  99   p1.set_exception(std::make_exception_ptr(value));
 100   try
 101   {
 102     f1.get();
 103     VERIFY( false );
 104   }
 105   catch (int& e)
 106   {
 107     VERIFY( e == value );
 108   }
 109   try
 110   {
 111     f2.get();
 112     VERIFY( false );
 113   }
 114   catch (int& e)
 115   {
 116     VERIFY( e == value );
 117   }
 118 }
 119
 120 int main()
 121 {
 122   test01();
 123   test02();
 124   test03();
 125
 126   return 0;
 127 }