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

   1 // 981027 ncm work with libstdc++v3
   2
   3 // Copyright (C) 1997-2020 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
  21 #include <sstream>
  22 #include <locale>
  23 #include <iomanip>
  24 #include <testsuite_hooks.h>
  25
  26 struct MyNP : std::numpunct<char>
  27 {
  28   std::string do_grouping() const;
  29   char do_thousands_sep() const;
  30 };
  31
  32 std::string
  33 MyNP::do_grouping() const
  34 {
  35   std::string s("\3");
  36   return s;
  37 }
  38
  39 char
  40 MyNP::do_thousands_sep() const
  41 { return ' '; }
  42
  43 void test01()
  44 {
  45   const char lit[] = "0123 456\n"
  46                      ": 01 234 567:\n"
  47                      ":0123 456   :\n"
  48                      ":    012 345:\n"
  49                      ":     01 234:\n"
  50                      ":0726 746 425:\n"
  51                      ":04 553 207 :\n"
  52                      ":   0361 100:\n"
  53                      ":       0173:\n"
  54                      "0x12 345 678\n"
  55                      "|0x000012 345 678|\n"
  56                      "|0x12 345 6780000|\n"
  57                      "|00000x12 345 678|\n"
  58                      "|0x000012 345 678|\n";
  59
  60   std::ostringstream oss;
  61   oss.imbue(std::locale(std::locale(), new MyNP));
  62
  63   // Octals
  64   oss << std::oct << std::showbase;
  65   oss << 0123456l << std::endl;
  66
  67   oss << ":" << std::setw(11);
  68   oss << 01234567l << ":" << std::endl;
  69
  70   oss << ":" << std::setw(11) << std::left;
  71   oss << 0123456l << ":" << std::endl;
  72
  73   oss << ":" << std::setw(11) << std::right;
  74   oss << 012345l << ":" << std::endl;
  75
  76   oss << ":" << std::setw(11) << std::internal;
  77   oss << 01234l << ":" << std::endl;
  78
  79   oss << ":" << std::setw(11);
  80   oss << 123456789l << ":" << std::endl;
  81
  82   oss << ":" << std::setw(11) << std::left;
  83   oss << 1234567l << ":" << std::endl;
  84
  85   oss << ":" << std::setw(11) << std::right;
  86   oss << 123456l << ":" << std::endl;
  87
  88   oss << ":" << std::setw(11) << std::internal;
  89   oss << 123l << ":" << std::endl;
  90
  91   // Hexadecimals
  92   oss << std::hex << std::setfill('0');
  93   oss << 0x12345678l << std::endl;
  94
  95   oss << "|" << std::setw(16);
  96   oss << 0x12345678l << "|" << std::endl;
  97
  98   oss << "|" << std::setw(16) << std::left;
  99   oss << 0x12345678l << "|" << std::endl;
 100
 101   oss << "|" << std::setw(16) << std::right;
 102   oss << 0x12345678l << "|" << std::endl;
 103
 104   oss << "|" << std::setw(16) << std::internal;
 105   oss << 0x12345678l << "|" << std::endl;
 106
 107   VERIFY( oss.good() );
 108   VERIFY( oss.str() == lit );
 109 }
 110
 111 int
 112 main()
 113 {
 114   test01();
 115   return 0;
 116 }