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