1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
|
// { dg-options "-std=gnu++14" }
// Copyright (C) 2013-2015 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// basic_string_view find_first_of
#include <experimental/string_view>
#include <testsuite_hooks.h>
bool
test02()
{
bool test [[gnu::unused]] = true;
typedef std::experimental::string_view::size_type csize_type;
csize_type npos = std::experimental::string_view::npos;
csize_type csz01, csz02;
const char str_lit01[] = "mave";
const std::experimental::string_view str01("mavericks, santa cruz");
std::experimental::string_view str02(str_lit01);
std::experimental::string_view str03("s, s");
std::experimental::string_view str04;
// size_type find_first_of(const string_view&, size_type pos = 0) const;
std::experimental::string_view str05("xena rulez");
csz01 = str01.find_first_of(str01);
VERIFY( csz01 == 0 );
csz01 = str01.find_first_of(str01, 4);
VERIFY( csz01 == 4 );
csz01 = str01.find_first_of(str02, 0);
VERIFY( csz01 == 0 );
csz01 = str01.find_first_of(str02, 3);
VERIFY( csz01 == 3 );
csz01 = str01.find_first_of(str03, 0);
VERIFY( csz01 == 8 );
csz01 = str01.find_first_of(str03, 3);
VERIFY( csz01 == 8 );
csz01 = str01.find_first_of(str03, 12);
VERIFY( csz01 == 16 );
csz01 = str01.find_first_of(str05, 0);
VERIFY( csz01 == 1 );
csz01 = str01.find_first_of(str05, 4);
VERIFY( csz01 == 4 );
// An empty string_view consists of no characters
// therefore it should be found at every point in a string_view,
// except beyond the end
// However, str1.find_first_of(str2,pos) finds the first character in
// str1 (starting at pos) that exists in str2, which is none for empty str2
csz01 = str01.find_first_of(str04, 0);
VERIFY( csz01 == npos );
csz01 = str01.find_first_of(str04, 5);
VERIFY( csz01 == npos );
// size_type find_first_of(const char* s, size_type pos, size_type n) const;
csz01 = str01.find_first_of(str_lit01, 0, 3);
VERIFY( csz01 == 0 );
csz01 = str01.find_first_of(str_lit01, 3, 0);
VERIFY( csz01 == npos );
// size_type find_first_of(const char* s, size_type pos = 0) const;
csz01 = str01.find_first_of(str_lit01);
VERIFY( csz01 == 0 );
csz01 = str01.find_first_of(str_lit01, 3);
VERIFY( csz01 == 3 );
// size_type find_first_of(char c, size_type pos = 0) const;
csz01 = str01.find_first_of('z');
csz02 = str01.size() - 1;
VERIFY( csz01 == csz02 );
return test;
}
int
main()
{
test02();
return 0;
}
|
