1 // Copyright (C) 2004 Free Software Foundation, Inc. 2// 3// This file is part of the GNU ISO C++ Library. This library is free 4// software; you can redistribute it and/or modify it under the 5// terms of the GNU General Public License as published by the 6// Free Software Foundation; either version 2, or (at your option) 7// any later version. 8 9// This library is distributed in the hope that it will be useful, 10// but WITHOUT ANY WARRANTY; without even the implied warranty of 11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12// GNU General Public License for more details. 13 14// You should have received a copy of the GNU General Public License along 15// with this library; see the file COPYING. If not, write to the Free 16// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 17// USA. 18 19// As a special exception, you may use this file as part of a free software 20// library without restriction. Specifically, if other files instantiate 21// templates or use macros or inline functions from this file, or you compile 22// this file and link it with other files to produce an executable, this 23// file does not by itself cause the resulting executable to be covered by 24// the GNU General Public License. This exception does not however 25// invalidate any other reasons why the executable file might be covered by 26// the GNU General Public License. 27 28#include <string> 29#include <testsuite_performance.h> 30 31void 32test_pair(const std::string& s, const std::string& f, int n) 33{ 34 std::string::size_type sz = 0; 35 36 for (int i = 0; i < n; ++i) 37 sz = s.find(f); 38} 39 40int main() 41{ 42 using namespace std; 43 using namespace __gnu_test; 44 45 time_counter time; 46 resource_counter resource; 47 48 const unsigned int iterations = 2000000; 49 50 string s, f; 51 s = "aabbaabbaaxd adbffdadgaxaabbbddhatyaaaabbbaabbaabbcsy"; 52 f = "aabbaabbc"; 53 start_counters(time, resource); 54 test_pair(s, f, iterations); 55 stop_counters(time, resource); 56 report_performance(__FILE__, "1", time, resource); 57 clear_counters(time, resource); 58 59 f = "aabbb"; 60 start_counters(time, resource); 61 test_pair(s, f, iterations); 62 stop_counters(time, resource); 63 report_performance(__FILE__, "2", time, resource); 64 clear_counters(time, resource); 65 66 f = "xd"; 67 start_counters(time, resource); 68 test_pair(s, f, iterations); 69 stop_counters(time, resource); 70 report_performance(__FILE__, "3", time, resource); 71 clear_counters(time, resource); 72 73 s = "dhruv is a very very good boy ;-)"; 74 f = "very"; 75 start_counters(time, resource); 76 test_pair(s, f, iterations); 77 stop_counters(time, resource); 78 report_performance(__FILE__, "4", time, resource); 79 clear_counters(time, resource); 80 81 f = "bad"; 82 start_counters(time, resource); 83 test_pair(s, f, iterations); 84 stop_counters(time, resource); 85 report_performance(__FILE__, "5", time, resource); 86 clear_counters(time, resource); 87 88 f = "extra irritating"; 89 start_counters(time, resource); 90 test_pair(s, f, iterations); 91 stop_counters(time, resource); 92 report_performance(__FILE__, "6", time, resource); 93 clear_counters(time, resource); 94 95 s = "this is a very this is a very this is a verty this is a very " 96 "this is a very long sentence"; 97 f = "this is a very long sentence"; 98 start_counters(time, resource); 99 test_pair(s, f, iterations); 100 stop_counters(time, resource); 101 report_performance(__FILE__, "7", time, resource); 102 clear_counters(time, resource); 103 104 return 0; 105} 106