1// { dg-options "-std=gnu++17" } 2 3// Copyright (C) 2013-2023 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#include <string_view> 21#include <testsuite_hooks.h> 22 23// basic_string_view::find_last_not_of 24 25void 26test03() 27{ 28 typedef std::wstring_view::size_type csize_type; 29 std::wstring_view::size_type pos; 30 csize_type npos = std::wstring_view::npos; 31 32 std::wstring_view x; 33 pos = x.find_last_not_of(L'X'); 34 VERIFY( pos == npos ); 35 pos = x.find_last_not_of(L"XYZ"); 36 VERIFY( pos == npos ); 37 38 std::wstring_view y(L"a"); 39 pos = y.find_last_not_of(L'X'); 40 VERIFY( pos == 0 ); 41 pos = y.find_last_not_of(L'a'); 42 VERIFY( pos == npos ); 43 pos = y.find_last_not_of(L"XYZ"); 44 VERIFY( pos == 0 ); 45 pos = y.find_last_not_of(L"a"); 46 VERIFY( pos == npos ); 47 48 std::wstring_view z(L"ab"); 49 pos = z.find_last_not_of(L'X'); 50 VERIFY( pos == 1 ); 51 pos = z.find_last_not_of(L"XYZ"); 52 VERIFY( pos == 1 ); 53 pos = z.find_last_not_of(L'b'); 54 VERIFY( pos == 0 ); 55 pos = z.find_last_not_of(L"Xb"); 56 VERIFY( pos == 0 ); 57 pos = z.find_last_not_of(L"Xa"); 58 VERIFY( pos == 1 ); 59} 60int 61main() 62{ 63 test03(); 64 65 return 0; 66} 67