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 */ 73