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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/experimental/string_view/operations/find/wchar_t/2.cc
1 // { dg-do run { target c++14 } }
3 // Copyright (C) 2013-2016 Free Software Foundation, Inc.
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)
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.
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/>.
20 // basic_string_view find_first_of
22 #include <experimental/string_view>
23 #include <testsuite_hooks.h>
28 bool test
[[gnu::unused
]] = true;
30 typedef std::experimental::wstring_view::size_type csize_type
;
31 csize_type npos
= std::experimental::wstring_view::npos
;
32 csize_type csz01
, csz02
;
34 const wchar_t str_lit01
[] = L
"mave";
35 const std::experimental::wstring_view
str01(L
"mavericks, santa cruz");
36 std::experimental::wstring_view
str02(str_lit01
);
37 std::experimental::wstring_view
str03(L
"s, s");
38 std::experimental::wstring_view str04
;
40 // size_type find_first_of(const wstring_view&, size_type pos = 0) const;
41 std::experimental::wstring_view
str05(L
"xena rulez");
42 csz01
= str01
.find_first_of(str01
);
44 csz01
= str01
.find_first_of(str01
, 4);
46 csz01
= str01
.find_first_of(str02
, 0);
48 csz01
= str01
.find_first_of(str02
, 3);
50 csz01
= str01
.find_first_of(str03
, 0);
52 csz01
= str01
.find_first_of(str03
, 3);
54 csz01
= str01
.find_first_of(str03
, 12);
55 VERIFY( csz01
== 16 );
56 csz01
= str01
.find_first_of(str05
, 0);
58 csz01
= str01
.find_first_of(str05
, 4);
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
);
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);
74 csz01
= str01
.find_first_of(str_lit01
, 3, 0);
75 VERIFY( csz01
== npos
);
77 // size_type find_first_of(const wchar_t* s, size_type pos = 0) const;
78 csz01
= str01
.find_first_of(str_lit01
);
80 csz01
= str01
.find_first_of(str_lit01
, 3);
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
);