1 // Copyright (C) 2015-2021 Free Software Foundation, Inc.
2 //
3 // This file is part of the GNU ISO C++ Library. This library is free
4 // software; you can redistribute it and/or modify it under the
5 // terms of the GNU General Public License as published by the
6 // Free Software Foundation; either version 3, or (at your option)
7 // any later version.
8
9 // This library is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 // GNU General Public License for more details.
13
14 // You should have received a copy of the GNU General Public License along
15 // with this library; see the file COPYING3. If not see
16 // <http://www.gnu.org/licenses/>.
17
18 // { dg-do run { target c++11 } }
19
20 #include <codecvt>
21 #include <testsuite_hooks.h>
22
23 using namespace std;
24
25 void
test01()26 test01()
27 {
28 constexpr auto mode = generate_header;
29 codecvt_utf16<char32_t, 0x10ffff, mode> cvt;
30 mbstate_t state{};
31 const char32_t* from = U"ABC";
32 const char32_t* from_next;
33 char to[100];
34 char* to_next;
35
36 cvt.out(state, from, from + 3, from_next, to, to + 100, to_next);
37
38 VERIFY((unsigned char)to[0] == 0xfe);
39 VERIFY((unsigned char)to[1] == 0xff);
40 VERIFY(to[2] == 0x00);
41 VERIFY(to[3] == 0x41);
42 VERIFY(to[4] == 0x00);
43 VERIFY(to[5] == 0x42);
44 VERIFY(to[6] == 0x00);
45 VERIFY(to[7] == 0x43);
46 }
47
48 void
test02()49 test02()
50 {
51 constexpr auto mode = codecvt_mode(generate_header|little_endian);
52 codecvt_utf16<char32_t, 0x10ffff, mode> cvt;
53 mbstate_t state{};
54 const char32_t* from = U"ABC";
55 const char32_t* from_next;
56 char to[100];
57 char* to_next;
58
59 cvt.out(state, from, from + 3, from_next, to, to + 100, to_next);
60
61 VERIFY((unsigned char)to[0] == 0xff);
62 VERIFY((unsigned char)to[1] == 0xfe);
63 VERIFY(to[2] == 0x41);
64 VERIFY(to[3] == 0x00);
65 VERIFY(to[4] == 0x42);
66 VERIFY(to[5] == 0x00);
67 VERIFY(to[6] == 0x43);
68 VERIFY(to[7] == 0x00);
69 }
70
71 int
main()72 main()
73 {
74 test01();
75 test02();
76 }
77