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

   1 // 2007-04-08  Paolo Carlini  <pcarlini@suse.de>
   2 //
   3 // Copyright (C) 2007-2020 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   using std::tr1::is_class;
  29   using namespace __gnu_test;
  30
  31   // Positive tests.
  32   VERIFY( (test_category<is_class, ClassType>(true)) );
  33   VERIFY( (test_category<is_class, DerivedType>(true)) );
  34   VERIFY( (test_category<is_class, ConvType>(true)) );
  35   VERIFY( (test_category<is_class, AbstractClass>(true)) );
  36   VERIFY( (test_category<is_class, PolymorphicClass>(true)) );
  37   VERIFY( (test_category<is_class, DerivedPolymorphic>(true)) );
  38
  39   // Negative tests.
  40   VERIFY( (test_category<is_class, UnionType>(false)) );
  41   VERIFY( (test_category<is_class, void>(false)) );
  42   VERIFY( (test_category<is_class, int>(false)) );
  43   VERIFY( (test_category<is_class, float>(false)) );
  44   VERIFY( (test_category<is_class, int[2]>(false)) );
  45   VERIFY( (test_category<is_class, int*>(false)) );
  46   VERIFY( (test_category<is_class, int(*)(int)>(false)) );
  47   VERIFY( (test_category<is_class, float&>(false)) );
  48   VERIFY( (test_category<is_class, float(&)(float)>(false)) );
  49   VERIFY( (test_category<is_class, int (ClassType::*)>(false)) );
  50   VERIFY( (test_category<is_class, int (ClassType::*) (int)>(false)) );
  51   VERIFY( (test_category<is_class, int (int)>(false)) );
  52   VERIFY( (test_category<is_class, EnumType>(false)) );
  53 }
  54
  55 int main()
  56 {
  57   test01();
  58   return 0;
  59 }