libstdc++-v3/testsuite/21_strings/basic_string/operators/wchar_t/4.cc

   1 // 2010-12-19  Paolo Carlini  <paolo.carlini@oracle.com>
   2 //
   3 // Copyright (C) 2010-2013 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 // { dg-options "-std=gnu++0x" }
  21 // { dg-require-string-conversions "" }
  22
  23 #include <string>
  24 #include <testsuite_hooks.h>
  25
  26 void test01()
  27 {
  28   bool test __attribute__((unused)) = true;
  29   using std::wstring;
  30   using std::move;
  31
  32   wstring s01(L"abc");
  33   s01.reserve(30);
  34   wstring s02(L"def");
  35   s02.reserve(30);
  36   VERIFY( move(s01) + move(s02) == wstring(L"abcdef") );
  37
  38   wstring s03(L"abcdefghijklmnopqrstuvw");
  39   wstring s04(L"xyz");
  40   s04.reserve(30);
  41   VERIFY( move(s03) + move(s04) == wstring(L"abcdefghijklmnopqrstuvwxyz") );
  42
  43   wstring s05(L"abc");
  44   s05.reserve(30);
  45   wstring s06(L"defghijklmnopqrstuvwxyz");
  46   VERIFY( move(s05) + move(s06) == wstring(L"abcdefghijklmnopqrstuvwxyz") );
  47
  48   const wstring sc1(L"abc");
  49   wstring s07(L"def");
  50   s07.reserve(30);
  51   VERIFY( sc1 + move(s07) == wstring(L"abcdef") );
  52
  53   const wstring sc2(L"def");
  54   wstring s08(L"abc");
  55   s08.reserve(30);
  56   VERIFY( move(s08) + sc2 == wstring(L"abcdef") );
  57
  58   wstring s09(L"abc");
  59   s09.reserve(30);
  60   VERIFY( move(s09) + L'd' == wstring(L"abcd") );
  61
  62   wstring s10(L"abc");
  63   s10.reserve(30);
  64   VERIFY( move(s10) + L"def" == wstring(L"abcdef") );
  65
  66   wstring s11(L"bcd");
  67   s11.reserve(30);
  68   VERIFY( L'a' + move(s11) == wstring(L"abcd") );
  69
  70   wstring s12(L"def");
  71   s12.reserve(30);
  72   VERIFY( L"abc" + move(s12) == wstring(L"abcdef") );
  73 }
  74
  75 int main()
  76 {
  77   test01();
  78   return 0;
  79 }