libstdc++-v3/testsuite/27_io/manipulators/basefield/char/1.cc

   1 // 981027 ncm work with libstdc++v3
   2
   3 // Copyright (C) 1997, 1998, 1999, 2002 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 2, 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 COPYING.  If not, write to the Free
  18 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  19 // USA.
  20
  21 // As a special exception, you may use this file as part of a free software
  22 // library without restriction.  Specifically, if other files instantiate
  23 // templates or use macros or inline functions from this file, or you compile
  24 // this file and link it with other files to produce an executable, this
  25 // file does not by itself cause the resulting executable to be covered by
  26 // the GNU General Public License.  This exception does not however
  27 // invalidate any other reasons why the executable file might be covered by
  28 // the GNU General Public License.
  29
  30 #include <sstream>
  31 #include <locale>
  32 #include <iomanip>
  33 #include <testsuite_hooks.h>
  34
  35 struct MyNP : std::numpunct<char>
  36 {
  37   std::string do_grouping() const;
  38   char   do_thousands_sep() const;
  39 };
  40
  41 std::string MyNP::do_grouping() const { std::string s("\3"); return s; }
  42 char   MyNP::do_thousands_sep() const { return ' '; }
  43
  44
  45 void test01()
  46 {
  47   bool test __attribute__((unused)) = true;
  48
  49   const char lit[] = "0123 456\n: 01 234 567:\n:0123 456   :\n"
  50                      ":    012 345:\n:     01 234:\n:0726 746 425:\n"
  51                      ":04 553 207 :\n:   0361 100:\n:       0173:\n"
  52                      "0x12 345 678\n|0x000012 345 678|\n|0x12 345 6780000|\n"
  53                      "|00000x12 345 678|\n|0x000012 345 678|\n";
  54
  55   std::ostringstream oss;
  56   oss.imbue(std::locale(std::locale(), new MyNP));
  57
  58   // Octals
  59   oss << std::oct << std::showbase;
  60   oss << 0123456l << std::endl;
  61
  62   oss << ":" << std::setw(11);
  63   oss << 01234567l << ":" << std::endl;
  64
  65   oss << ":" << std::setw(11) << std::left;
  66   oss << 0123456l << ":" << std::endl;
  67
  68   oss << ":" << std::setw(11) << std::right;
  69   oss << 012345l << ":" << std::endl;
  70
  71   oss << ":" << std::setw(11) << std::internal;
  72   oss << 01234l << ":" << std::endl;
  73
  74   oss << ":" << std::setw(11);
  75   oss << 123456789l << ":" << std::endl;
  76
  77   oss << ":" << std::setw(11) << std::left;
  78   oss << 1234567l << ":" << std::endl;
  79
  80   oss << ":" << std::setw(11) << std::right;
  81   oss << 123456l << ":" << std::endl;
  82
  83   oss << ":" << std::setw(11) << std::internal;
  84   oss << 123l << ":" << std::endl;
  85
  86   // Hexadecimals
  87   oss << std::hex << std::setfill('0');
  88   oss << 0x12345678l << std::endl;
  89
  90   oss << "|" << std::setw(16);
  91   oss << 0x12345678l << "|" << std::endl;
  92
  93   oss << "|" << std::setw(16) << std::left;
  94   oss << 0x12345678l << "|" << std::endl;
  95
  96   oss << "|" << std::setw(16) << std::right;
  97   oss << 0x12345678l << "|" << std::endl;
  98
  99   oss << "|" << std::setw(16) << std::internal;
 100   oss << 0x12345678l << "|" << std::endl;
 101
 102   VERIFY( oss.good() );
 103   VERIFY( oss.str() == lit );
 104 }
 105 int
 106 main()
 107 {
 108   test01();
 109   return 0;
 110 }
 111
 112 // Projected output:
 113 /*
 114 0123 456
 115 : 01 234 567:
 116 :0123 456   :
 117 :    012 345:
 118 :     01 234:
 119 :0726 746 425:
 120 :04 553 207 :
 121 :   0361 100:
 122 :       0173:
 123 0x12 345 678
 124 |0x000012 345 678|
 125 |0x12 345 6780000|
 126 |00000x12 345 678|
 127 |0x000012 345 678|
 128 */