libstdc++-v3/testsuite/tr1/4_metaprogramming/is_union/value.cc

   1 // 2007-04-08  Paolo Carlini  <pcarlini@suse.de>
   2 //
   3 // Copyright (C) 2007-2013 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 3, or (at your option)
   9 // any later version.
  10 //
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15 //
  16 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20 // 4.5.1 Primary type categories
  21
  22 #include <tr1/type_traits>
  23 #include <testsuite_hooks.h>
  24 #include <testsuite_tr1.h>
  25
  26 void test01()
  27 {
  28   bool test __attribute__((unused)) = true;
  29   using std::tr1::is_union;
  30   using namespace __gnu_test;
  31
  32   // Positive tests.
  33   VERIFY( (test_category<is_union, UnionType>(true)) );
  34
  35   // Negative tests.
  36   VERIFY( (test_category<is_union, ClassType>(false)) );
  37   VERIFY( (test_category<is_union, DerivedType>(false)) );
  38   VERIFY( (test_category<is_union, ConvType>(false)) );
  39   VERIFY( (test_category<is_union, AbstractClass>(false)) );
  40   VERIFY( (test_category<is_union, PolymorphicClass>(false)) );
  41   VERIFY( (test_category<is_union, DerivedPolymorphic>(false)) );
  42   VERIFY( (test_category<is_union, void>(false)) );
  43   VERIFY( (test_category<is_union, int>(false)) );
  44   VERIFY( (test_category<is_union, float>(false)) );
  45   VERIFY( (test_category<is_union, int[2]>(false)) );
  46   VERIFY( (test_category<is_union, int*>(false)) );
  47   VERIFY( (test_category<is_union, int(*)(int)>(false)) );
  48   VERIFY( (test_category<is_union, float&>(false)) );
  49   VERIFY( (test_category<is_union, float(&)(float)>(false)) );
  50   VERIFY( (test_category<is_union, int (ClassType::*)>(false)) );
  51   VERIFY( (test_category<is_union, int (ClassType::*) (int)>(false)) );
  52   VERIFY( (test_category<is_union, int (int)>(false)) );
  53   VERIFY( (test_category<is_union, EnumType>(false)) );
  54 }
  55
  56 int main()
  57 {
  58   test01();
  59   return 0;
  60 }