libstdc++-v3/testsuite/21_strings/basic_string/numeric_conversions/wchar_t/dr1261.cc

   1 // { dg-do run { target c++11 } }
   2 // { dg-require-string-conversions "" }
   3
   4 // 2009-11-11  Paolo Carlini  <paolo.carlini@oracle.com>
   5
   6 // Copyright (C) 2009-2019 Free Software Foundation, Inc.
   7 //
   8 // This file is part of the GNU ISO C++ Library.  This library is free
   9 // software; you can redistribute it and/or modify it under the
  10 // terms of the GNU General Public License as published by the
  11 // Free Software Foundation; either version 3, or (at your option)
  12 // any later version.
  13 //
  14 // This library is distributed in the hope that it will be useful,
  15 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 // GNU General Public License for more details.
  18 //
  19 // You should have received a copy of the GNU General Public License along
  20 // with this library; see the file COPYING3.  If not see
  21 // <http://www.gnu.org/licenses/>.
  22
  23 #include <string>
  24 #include <testsuite_hooks.h>
  25
  26 // DR 1261. Insufficient overloads for to_string / to_wstring
  27 void test01()
  28 {
  29   using namespace std;
  30
  31   const wstring one(to_wstring(-2));
  32   VERIFY( one == L"-2" );
  33
  34   const wstring two(to_wstring(10u));
  35   VERIFY( two == L"10" );
  36
  37   const wstring three(to_wstring(2l));
  38   VERIFY( three == L"2" );
  39
  40   const wstring four(to_wstring(3000ul));
  41   VERIFY( four == L"3000" );
  42
  43   const wstring five(to_wstring(7ll));
  44   VERIFY( five == L"7" );
  45
  46   const wstring six(to_wstring(400ull));
  47   VERIFY( six == L"400" );
  48
  49   const wstring seven(to_wstring(-1.0F));
  50   VERIFY( seven == L"-1.000000" );
  51
  52   const wstring eight(to_wstring(2.0));
  53   VERIFY( eight == L"2.000000" );
  54
  55   const wstring nine(to_wstring(-4.0L));
  56   VERIFY( nine == L"-4.000000" );
  57 }
  58
  59 int main()
  60 {
  61   test01();
  62   return 0;
  63 }