gdb/testsuite/gdb.cp/bs15503.cc

   1 /* This testcase is part of GDB, the GNU debugger.
   2
   3    Copyright 1992-2020 Free Software Foundation, Inc.
   4
   5    This program is free software; you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation; either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  17
  18 #include <string>
  19 #include <iostream>
  20 using namespace std;
  21
  22 template <class T>
  23 class StringTest {
  24 public:
  25    virtual void runTest();
  26    void testFunction();
  27 };
  28
  29 template <class T>
  30 void StringTest<T>:: runTest() {
  31    testFunction ();
  32 }
  33
  34 template <class T>
  35 void StringTest <T>::testFunction() {
  36    // initialize s with string literal
  37    cout << "in StringTest" << endl;
  38    string s("I am a shot string");
  39    cout << s << endl;
  40
  41    // insert 'r' to fix "shot"
  42    s.insert(s.begin()+10,'r' );
  43    cout << s << endl;
  44
  45    // concatenate another string
  46    s += "and now a longer string";
  47    cout << s << endl;
  48
  49    // find position where blank needs to be inserted
  50    string::size_type spos = s.find("and");
  51    s.insert(spos, " ");
  52    cout << s << endl;
  53
  54    // erase the concatenated part
  55    s.erase(spos);
  56    cout << s << endl;
  57 }
  58
  59 int main() {
  60    StringTest<wchar_t> ts;
  61    ts.runTest();
  62
  63    return 0;
  64 }
  65
  66 /* output:
  67 I am a shot string
  68 I am a short string
  69 I am a short stringand now a longer string
  70 I am a short string and now a longer string
  71 I am a short string
  72 */