gnu/dist/gcc4/libstdc++-v3/testsuite/testsuite_tr1.h

   1 // -*- C++ -*-
   2 // Testing utilities for the tr1 testsuite.
   3 //
   4 // Copyright (C) 2004, 2005 Free Software Foundation, Inc.
   5 //
   6 // This file is part of the GNU ISO C++ Library.  This library is free
   7 // software; you can redistribute it and/or modify it under the
   8 // terms of the GNU General Public License as published by the
   9 // Free Software Foundation; either version 2, or (at your option)
  10 // any later version.
  11 //
  12 // This library is distributed in the hope that it will be useful,
  13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 // GNU General Public License for more details.
  16 //
  17 // You should have received a copy of the GNU General Public License along
  18 // with this library; see the file COPYING.  If not, write to the Free
  19 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  20 // USA.
  21 //
  22 // As a special exception, you may use this file as part of a free software
  23 // library without restriction.  Specifically, if other files instantiate
  24 // templates or use macros or inline functions from this file, or you compile
  25 // this file and link it with other files to produce an executable, this
  26 // file does not by itself cause the resulting executable to be covered by
  27 // the GNU General Public License.  This exception does not however
  28 // invalidate any other reasons why the executable file might be covered by
  29 // the GNU General Public License.
  30
  31 #ifndef _GLIBCXX_TESTSUITE_TR1_H
  32 #define _GLIBCXX_TESTSUITE_TR1_H
  33
  34 namespace __gnu_test
  35 {
  36   // For tr1/type_traits.
  37   template<template<typename> class Category,
  38            typename Type>
  39     bool
  40     test_category(bool value)
  41     {
  42       bool ret = true;
  43       ret &= Category<Type>::value == value;
  44       ret &= Category<const Type>::value == value;
  45       ret &= Category<volatile Type>::value == value;
  46       ret &= Category<const volatile Type>::value == value;
  47       ret &= Category<Type>::type::value == value;
  48       ret &= Category<const Type>::type::value == value;
  49       ret &= Category<volatile Type>::type::value == value;
  50       ret &= Category<const volatile Type>::type::value == value;
  51       return ret;
  52     }
  53
  54   template<template<typename> class Property,
  55            typename Type>
  56     bool
  57     test_property(typename Property<Type>::value_type value)
  58     {
  59       bool ret = true;
  60       ret &= Property<Type>::value == value;
  61       ret &= Property<Type>::type::value == value;
  62       return ret;
  63     }
  64
  65   template<template<typename, typename> class Relationship,
  66            typename Type1, typename Type2>
  67     bool
  68     test_relationship(bool value)
  69     {
  70       bool ret = true;
  71       ret &= Relationship<Type1, Type2>::value == value;
  72       ret &= Relationship<Type1, Type2>::type::value == value;
  73       return ret;
  74     }
  75
  76   // Test types.
  77   class ClassType { };
  78   typedef const ClassType           cClassType;
  79   typedef volatile ClassType        vClassType;
  80   typedef const volatile ClassType  cvClassType;
  81
  82   class DerivedType : public ClassType { };
  83
  84   enum EnumType { };
  85
  86   struct ConvType
  87   { operator int() const; };
  88
  89   class AbstractClass
  90   {
  91     virtual void rotate(int) = 0;
  92     virtual ~AbstractClass();
  93   };
  94
  95   class PolymorphicClass
  96   {
  97     virtual void rotate(int);
  98     virtual ~PolymorphicClass();
  99   };
 100
 101   class DerivedPolymorphic : public PolymorphicClass { };
 102
 103   union UnionType { };
 104
 105   class IncompleteClass;
 106
 107   int truncate_float(float x) { return (int)x; }
 108   long truncate_double(double x) { return (long)x; }
 109
 110   struct do_truncate_float_t
 111   {
 112     do_truncate_float_t()
 113     {
 114       ++live_objects;
 115     }
 116
 117     do_truncate_float_t(const do_truncate_float_t&)
 118     {
 119       ++live_objects;
 120     }
 121
 122     ~do_truncate_float_t()
 123     {
 124       --live_objects;
 125     }
 126
 127     int operator()(float x) { return (int)x; }
 128
 129     static int live_objects;
 130   };
 131
 132   int do_truncate_float_t::live_objects = 0;
 133
 134   struct do_truncate_double_t
 135   {
 136     do_truncate_double_t()
 137     {
 138      ++live_objects;
 139     }
 140
 141     do_truncate_double_t(const do_truncate_double_t&)
 142     {
 143       ++live_objects;
 144     }
 145
 146     ~do_truncate_double_t()
 147     {
 148       --live_objects;
 149     }
 150
 151     long operator()(double x) { return (long)x; }
 152
 153     static int live_objects;
 154   };
 155
 156   int do_truncate_double_t::live_objects = 0;
 157
 158   struct X
 159   {
 160     int bar;
 161
 162     int foo()                   { return 1; }
 163     int foo_c() const           { return 2; }
 164     int foo_v()  volatile       { return 3; }
 165     int foo_cv() const volatile { return 4; }
 166   };
 167 } // namespace __gnu_test
 168
 169 #endif // _GLIBCXX_TESTSUITE_TR1_H