libstdc++-v3/testsuite/20_util/is_nothrow_assignable/value.cc

   1 // { dg-options "-std=gnu++11" }
   2 // { dg-do compile }
   3
   4 // 2011-05-19  Paolo Carlini  <paolo.carlini@oracle.com>
   5 //
   6 // Copyright (C) 2011-2015 Free Software Foundation, Inc.
   7 //
   8 // This file is part of the GNU ISO C++ Library.  This library is free
   9 // software; you can redistribute it and/or modify it under the
  10 // terms of the GNU General Public License as published by the
  11 // Free Software Foundation; either version 3, or (at your option)
  12 // any later version.
  13 //
  14 // This library is distributed in the hope that it will be useful,
  15 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 // GNU General Public License for more details.
  18 //
  19 // You should have received a copy of the GNU General Public License along
  20 // with this library; see the file COPYING3.  If not see
  21 // <http://www.gnu.org/licenses/>.
  22
  23 #include <type_traits>
  24 #include <testsuite_tr1.h>
  25
  26 void test01()
  27 {
  28   using std::is_nothrow_assignable;
  29   using namespace __gnu_test;
  30
  31   // Positive tests.
  32   static_assert(test_relationship<is_nothrow_assignable, int&, int>(true), "");
  33   static_assert(test_relationship<is_nothrow_assignable, int&,
  34                 const int>(true), "");
  35
  36   static_assert(test_relationship<is_nothrow_assignable,
  37                 NoexceptCopyAssignClass&,
  38                 const NoexceptCopyAssignClass&>(true), "");
  39   static_assert(test_relationship<is_nothrow_assignable,
  40                 NoexceptMoveAssignClass&, NoexceptMoveAssignClass&&>(true), "");
  41   static_assert(test_relationship<is_nothrow_assignable,
  42                 NoexceptCopyAssignClass&, NoexceptCopyAssignClass&&>(true), "");
  43
  44   // Negative tests.
  45   static_assert(test_relationship<is_nothrow_assignable, int, int>(false), "");
  46   static_assert(test_relationship<is_nothrow_assignable, int,
  47                 const int>(false), "");
  48
  49   static_assert(test_relationship<is_nothrow_assignable,
  50                 ExceptCopyAssignClass&,
  51                 const ExceptCopyAssignClass&>(false), "");
  52   static_assert(test_relationship<is_nothrow_assignable,
  53                 ExceptMoveAssignClass&, ExceptMoveAssignClass&&>(false), "");
  54   static_assert(test_relationship<is_nothrow_assignable,
  55                 NoexceptMoveAssignClass&,
  56                 const NoexceptMoveAssignClass&>(false), "");
  57 }