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1 | // { dg-options "-std=gnu++17" } |
2 | ||
3 | // Copyright (C) 2013-2016 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 find_first_of | |
21 | ||
22 | #include <string_view> | |
23 | #include <testsuite_hooks.h> | |
24 | ||
25 | bool | |
26 | test02() | |
27 | { | |
28 | bool test [[gnu::unused]] = true; | |
29 | ||
30 | typedef std::wstring_view::size_type csize_type; | |
31 | csize_type npos = std::wstring_view::npos; | |
32 | csize_type csz01, csz02; | |
33 | ||
34 | const wchar_t str_lit01[] = L"mave"; | |
35 | const std::wstring_view str01(L"mavericks, santa cruz"); | |
36 | std::wstring_view str02(str_lit01); | |
37 | std::wstring_view str03(L"s, s"); | |
38 | std::wstring_view str04; | |
39 | ||
40 | // size_type find_first_of(const wstring_view&, size_type pos = 0) const; | |
41 | std::wstring_view str05(L"xena rulez"); | |
42 | csz01 = str01.find_first_of(str01); | |
43 | VERIFY( csz01 == 0 ); | |
44 | csz01 = str01.find_first_of(str01, 4); | |
45 | VERIFY( csz01 == 4 ); | |
46 | csz01 = str01.find_first_of(str02, 0); | |
47 | VERIFY( csz01 == 0 ); | |
48 | csz01 = str01.find_first_of(str02, 3); | |
49 | VERIFY( csz01 == 3 ); | |
50 | csz01 = str01.find_first_of(str03, 0); | |
51 | VERIFY( csz01 == 8 ); | |
52 | csz01 = str01.find_first_of(str03, 3); | |
53 | VERIFY( csz01 == 8 ); | |
54 | csz01 = str01.find_first_of(str03, 12); | |
55 | VERIFY( csz01 == 16 ); | |
56 | csz01 = str01.find_first_of(str05, 0); | |
57 | VERIFY( csz01 == 1 ); | |
58 | csz01 = str01.find_first_of(str05, 4); | |
59 | VERIFY( csz01 == 4 ); | |
60 | ||
61 | // An empty string_view consists of no characters | |
62 | // therefore it should be found at every point in a string_view, | |
63 | // except beyond the end | |
64 | // However, str1.find_first_of(str2,pos) finds the first character in | |
65 | // str1 (starting at pos) that exists in str2, which is none for empty str2 | |
66 | csz01 = str01.find_first_of(str04, 0); | |
67 | VERIFY( csz01 == npos ); | |
68 | csz01 = str01.find_first_of(str04, 5); | |
69 | VERIFY( csz01 == npos ); | |
70 | ||
71 | // size_type find_first_of(const wchar_t* s, size_type pos, size_type n) const; | |
72 | csz01 = str01.find_first_of(str_lit01, 0, 3); | |
73 | VERIFY( csz01 == 0 ); | |
74 | csz01 = str01.find_first_of(str_lit01, 3, 0); | |
75 | VERIFY( csz01 == npos ); | |
76 | ||
77 | // size_type find_first_of(const wchar_t* s, size_type pos = 0) const; | |
78 | csz01 = str01.find_first_of(str_lit01); | |
79 | VERIFY( csz01 == 0 ); | |
80 | csz01 = str01.find_first_of(str_lit01, 3); | |
81 | VERIFY( csz01 == 3 ); | |
82 | ||
83 | // size_type find_first_of(wchar_t c, size_type pos = 0) const; | |
84 | csz01 = str01.find_first_of(L'z'); | |
85 | csz02 = str01.size() - 1; | |
86 | VERIFY( csz01 == csz02 ); | |
87 | ||
88 | return test; | |
89 | } | |
90 | ||
91 | int | |
92 | main() | |
93 | { | |
94 | test02(); | |
95 | ||
96 | return 0; | |
97 | } |