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1.cc
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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// basic_string_view::substr
21
22#include <string_view>
23#include <stdexcept>
24#include <testsuite_hooks.h>
25
26void
28{
29 typedef std::wstring_view::size_type csize_type;
30 typedef std::wstring_view::const_reference cref;
31 typedef std::wstring_view::reference ref;
32 csize_type csz01;
33
34 const wchar_t str_lit01[] = L"rockaway, pacifica";
35 const std::wstring_view str01(str_lit01);
36 std::wstring_view str02;
37
38 // basic_string_view<charT, _Traits, _Alloc>
39 // substr(size_type pos = 0, size_type n = npos) const;
40 csz01 = str01.size();
41 str02 = str01.substr(0, 1);
42 VERIFY( str02 == L"r" );
43 str02 = str01.substr(10);
44 VERIFY( str02 == L"pacifica" );
45
46 try
47 {
48 str02 = str01.substr(csz01 + 1);
49 VERIFY( false );
50 }
51 catch(std::out_of_range& fail)
52 {
53 VERIFY( true );
54 }
55 catch(...)
56 {
57 VERIFY( false );
58 }
59
60 try
61 {
62 str02 = str01.substr(csz01);
63 VERIFY( str02.size() == 0 );
64 VERIFY( str02.begin() == str01.end() );
65 VERIFY( true );
66 }
67 catch(...)
68 {
69 VERIFY( false );
70 }
71}
72
73int
75{
76 test01();
77
78 return 0;
79}
void test01()
Definition 1.cc:28
int main()
Definition 1.cc:63
#define VERIFY(x)
@ L
Definition ia64-tdep.c:85