boost/libs/mpl/test/vector.cpp

   1
   2 // Copyright Aleksey Gurtovoy 2000-2005
   3 //
   4 // Distributed under the Boost Software License, Version 1.0.
   5 // (See accompanying file LICENSE_1_0.txt or copy at
   6 // http://www.boost.org/LICENSE_1_0.txt)
   7 //
   8 // See http://www.boost.org/libs/mpl for documentation.
   9
  10 // $Source$
  11 // $Date$
  12 // $Revision$
  13
  14 #include <boost/mpl/vector.hpp>
  15 #include <boost/mpl/vector/vector10.hpp>
  16 #include <boost/mpl/equal.hpp>
  17 #include <boost/mpl/push_back.hpp>
  18 #include <boost/mpl/pop_back.hpp>
  19 #include <boost/mpl/push_front.hpp>
  20 #include <boost/mpl/pop_front.hpp>
  21 #include <boost/mpl/back.hpp>
  22 #include <boost/mpl/front.hpp>
  23 #include <boost/mpl/size.hpp>
  24 #include <boost/mpl/empty.hpp>
  25
  26 #include <boost/mpl/aux_/test.hpp>
  27
  28
  29 MPL_TEST_CASE()
  30 {
  31     typedef vector0<> v0;
  32     typedef vector1<char> v1;
  33     typedef vector2<char,long> v2;
  34     typedef vector9<char,char,char,char,char,char,char,char,int> v9;
  35
  36     MPL_ASSERT(( equal< v0,v0::type > ));
  37     MPL_ASSERT(( equal< v1,v1::type > ));
  38     MPL_ASSERT(( equal< v2,v2::type > ));
  39     MPL_ASSERT(( equal< v9,v9::type > ));
  40
  41     MPL_ASSERT_RELATION( size<v0>::value, ==, 0 );
  42     MPL_ASSERT_RELATION( size<v1>::value, ==, 1 );
  43     MPL_ASSERT_RELATION( size<v2>::value, ==, 2 );
  44     MPL_ASSERT_RELATION( size<v9>::value, ==, 9 );
  45
  46     MPL_ASSERT(( empty<v0> ));
  47     MPL_ASSERT_NOT(( empty<v1> ));
  48     MPL_ASSERT_NOT(( empty<v2> ));
  49     MPL_ASSERT_NOT(( empty<v9> ));
  50
  51     MPL_ASSERT(( is_same< front<v1>::type,char > ));
  52     MPL_ASSERT(( is_same< back<v1>::type,char > ));
  53     MPL_ASSERT(( is_same< front<v2>::type,char > ));
  54     MPL_ASSERT(( is_same< back<v2>::type,long > ));
  55     MPL_ASSERT(( is_same< front<v9>::type,char > ));
  56     MPL_ASSERT(( is_same< back<v9>::type,int > ));
  57 }
  58
  59
  60 MPL_TEST_CASE()
  61 {
  62     typedef vector2<char,long> v2;
  63
  64     typedef begin<v2>::type i1;
  65     typedef next<i1>::type  i2;
  66     typedef next<i2>::type  i3;
  67
  68     MPL_ASSERT(( is_same<deref<i1>::type,char> ));
  69     MPL_ASSERT(( is_same<deref<i2>::type,long> ));
  70     MPL_ASSERT(( is_same< i3, end<v2>::type > ));
  71 }
  72
  73 MPL_TEST_CASE()
  74 {
  75     typedef vector0<> v0;
  76
  77     typedef push_back<v0,int>::type     v1;
  78     typedef push_front<v1,char>::type   v2;
  79     typedef push_back<v2,long>::type    v3;
  80
  81     MPL_ASSERT(( is_same< back<v1>::type,int > ));
  82     MPL_ASSERT(( is_same< back<v2>::type,int > ));
  83     MPL_ASSERT(( is_same< front<v2>::type,char > ));
  84     MPL_ASSERT(( is_same< back<v3>::type,long > ));
  85
  86     MPL_ASSERT(( equal< v1,v1::type > ));
  87     MPL_ASSERT(( equal< v2,v2::type > ));
  88     MPL_ASSERT(( equal< v3,v3::type > ));
  89 }
  90
  91 MPL_TEST_CASE()
  92 {
  93     typedef vector9<char,bool,char,char,char,char,bool,long,int> v9;
  94
  95     typedef pop_back<v9>::type  v8;
  96     typedef pop_front<v8>::type v7;
  97
  98     MPL_ASSERT(( is_same< back<v9>::type,int > ));
  99     MPL_ASSERT(( is_same< back<v8>::type,long > ));
 100     MPL_ASSERT(( is_same< back<v7>::type,long > ));
 101     MPL_ASSERT(( is_same< front<v7>::type,bool > ));
 102
 103     MPL_ASSERT(( equal< v9,v9::type > ));
 104     MPL_ASSERT(( equal< v8,v8::type > ));
 105     MPL_ASSERT(( equal< v7,v7::type > ));
 106 }
 107
 108 MPL_TEST_CASE()
 109 {
 110     typedef vector<> v0;
 111     typedef vector<char> v1;
 112     typedef vector<char,long> v2;
 113     typedef vector<char,char,char,char,char,char,char,char,int> v9;
 114
 115     MPL_ASSERT(( equal< v0,v0::type > ));
 116     MPL_ASSERT(( equal< v1,v1::type > ));
 117     MPL_ASSERT(( equal< v2,v2::type > ));
 118     MPL_ASSERT(( equal< v9,v9::type > ));
 119
 120     MPL_ASSERT_RELATION( size<v0>::value, ==, 0 );
 121     MPL_ASSERT_RELATION( size<v1>::value, ==, 1 );
 122     MPL_ASSERT_RELATION( size<v2>::value, ==, 2 );
 123     MPL_ASSERT_RELATION( size<v9>::value, ==, 9 );
 124 }