libstdc++-v3/testsuite/21_strings/basic_string/operators/wchar_t/3.cc

   1 // 2010-12-17  Paolo Carlini  <paolo.carlini@oracle.com>
   2 //
   3 // Copyright (C) 2010-2015 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++11" }
  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
  31   VERIFY( (wstring(L"abc") + wstring(L"def")
  32            == wstring(L"abcdef")) );
  33   wstring s1(L"abc");
  34   VERIFY( s1 + wstring(L"def") == wstring(L"abcdef") );
  35   wstring s2(L"def");
  36   VERIFY( wstring(L"abc") + s2 == wstring(L"abcdef") );
  37   VERIFY( wstring(L"abc") + L'd' == wstring(L"abcd") );
  38   VERIFY( wstring(L"abc") + L"def" == wstring(L"abcdef") );
  39   VERIFY( L'a' + wstring(L"bcd") == wstring(L"abcd") );
  40   VERIFY( L"abc" + wstring(L"def") == wstring(L"abcdef") );
  41
  42   VERIFY( (wstring(L"abcdefghij") + wstring(L"klmnopqrst")
  43            == wstring(L"abcdefghijklmnopqrst")) );
  44   wstring s1l(L"abcdefghij");
  45   VERIFY( (s1l + wstring(L"klmnopqrst")
  46            == wstring(L"abcdefghijklmnopqrst")) );
  47   wstring s2l(L"klmnopqrst");
  48   VERIFY( (wstring(L"abcdefghij") + s2l
  49            == wstring(L"abcdefghijklmnopqrst")) );
  50   VERIFY( (wstring(L"abcdefghijklmno") + L'p'
  51            == wstring(L"abcdefghijklmnop")) );
  52   VERIFY( (wstring(L"abcdefghijklmno") + L"pqrst"
  53            == wstring(L"abcdefghijklmnopqrst")) );
  54   VERIFY( (L'a' + wstring(L"bcdefghijklmnop")
  55            == wstring(L"abcdefghijklmnop")) );
  56   VERIFY( (L"abcde" + wstring(L"fghijklmnopqrst")
  57            == wstring(L"abcdefghijklmnopqrst")) );
  58
  59   VERIFY( (wstring(L"abcdefghijklmnopqrst") + wstring(L"uvwxy")
  60            == wstring(L"abcdefghijklmnopqrstuvwxy")) );
  61   VERIFY( (wstring(L"abcde") + wstring(L"fghijklmnopqrstuvwxy")
  62            == wstring(L"abcdefghijklmnopqrstuvwxy")) );
  63   wstring s1ll1(L"abcdefghijklmnopqrst");
  64   VERIFY( (s1ll1 + wstring(L"uvwxy")
  65            == wstring(L"abcdefghijklmnopqrstuvwxy")) );
  66   wstring s1ll2(L"abcde");
  67   VERIFY( (s1ll2 + wstring(L"fghijklmnopqrstuvwxy")
  68            == wstring(L"abcdefghijklmnopqrstuvwxy")) );
  69   wstring s2ll1(L"fghijklmnopqrstuvwxy");
  70   VERIFY( (wstring(L"abcde") + s2ll1
  71            == wstring(L"abcdefghijklmnopqrstuvwxy")) );
  72   wstring s2ll2(L"uvwxy");
  73   VERIFY( (wstring(L"abcdefghijklmnopqrst") + s2ll2
  74            == wstring(L"abcdefghijklmnopqrstuvwxy")) );
  75   VERIFY( (wstring(L"abcdefghijklmnopqrst") + L'u'
  76            == wstring(L"abcdefghijklmnopqrstu")) );
  77   VERIFY( (wstring(L"abcdefghijklmnopqrst") + L"uvwxy"
  78            == wstring(L"abcdefghijklmnopqrstuvwxy")) );
  79   VERIFY( (wstring(L"abcde") + L"fghijklmnopqrstuvwxy"
  80            == wstring(L"abcdefghijklmnopqrstuvwxy")) );
  81   VERIFY( (L'a' + wstring(L"bcdefghijklmnopqrstuvwxy")
  82            == wstring(L"abcdefghijklmnopqrstuvwxy")) );
  83   VERIFY( (L"abcde" + wstring(L"fghijklmnopqrstuvwxy")
  84            == wstring(L"abcdefghijklmnopqrstuvwxy")) );
  85   VERIFY( (L"abcdefghijklmnopqrst" + wstring(L"uvwxy")
  86            == wstring(L"abcdefghijklmnopqrstuvwxy")) );
  87 }
  88
  89 int main()
  90 {
  91   test01();
  92   return 0;
  93 }