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5beab936 | 1 | // { dg-require-namedlocale "se_NO.UTF-8" } |
e590fca1 | 2 | |
44ac8daf | 3 | // 2003-09-08 Petur Runolfsson <peturr02@ru.is> |
4 | ||
f1717362 | 5 | // Copyright (C) 2003-2016 Free Software Foundation, Inc. |
44ac8daf | 6 | // |
7 | // This file is part of the GNU ISO C++ Library. This library is free | |
8 | // software; you can redistribute it and/or modify it under the | |
9 | // terms of the GNU General Public License as published by the | |
6bc9506f | 10 | // Free Software Foundation; either version 3, or (at your option) |
44ac8daf | 11 | // any later version. |
12 | ||
13 | // This library is distributed in the hope that it will be useful, | |
14 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | // GNU General Public License for more details. | |
17 | ||
18 | // You should have received a copy of the GNU General Public License along | |
6bc9506f | 19 | // with this library; see the file COPYING3. If not see |
20 | // <http://www.gnu.org/licenses/>. | |
44ac8daf | 21 | |
22 | // 27.8.1.4 Overridden virtual functions | |
23 | ||
24 | #include <fstream> | |
25 | #include <locale> | |
26 | #include <cstdio> | |
27 | #include <testsuite_hooks.h> | |
28 | ||
29 | // Check that basic_filebuf::seekoff handles UTF-8 when open for input and | |
30 | // output. | |
31 | void test02() | |
32 | { | |
33 | using namespace std; | |
34 | typedef wfilebuf::int_type int_type; | |
f8ef786c | 35 | bool test __attribute__((unused)) = true; |
44ac8daf | 36 | const char name[] = "tmp_seekoff-2.tst"; |
37 | ||
e590fca1 | 38 | locale loc = locale("se_NO.UTF-8"); |
44ac8daf | 39 | |
40 | const size_t size = 10; | |
41 | wchar_t buf[size]; | |
42 | streamsize n; | |
43 | ||
44 | wfilebuf fb; | |
45 | fb.pubimbue(loc); | |
46 | fb.open(name, ios_base::in | ios_base::out | ios_base::trunc); | |
47 | ||
48 | n = fb.sputn(L"\xa0st", 3); | |
49 | VERIFY( n == 3 ); | |
50 | ||
51 | fb.pubseekoff(0, ios_base::beg); | |
52 | n = fb.sgetn(buf, 2); | |
53 | VERIFY( n == 2 ); | |
54 | VERIFY( !wmemcmp(buf, L"\xa0s", 2) ); | |
55 | ||
56 | fb.pubseekoff(0, ios_base::cur); | |
57 | n = fb.sputn(L"\xb2R", 2); | |
58 | VERIFY( n == 2 ); | |
59 | ||
60 | fb.pubseekoff(0, ios_base::beg); | |
61 | n = fb.sgetn(buf, size); | |
62 | VERIFY( n == 4 ); | |
63 | VERIFY( !wmemcmp(buf, L"\xa0s\xb2R", 4) ); | |
64 | ||
65 | fb.pubseekoff(0, ios_base::beg); | |
66 | n = fb.sputn(L"\x90m\x92n\x94", 5); | |
67 | VERIFY( n == 5 ); | |
68 | ||
69 | fb.pubseekoff(0, ios_base::beg); | |
70 | n = fb.sgetn(buf, 2); | |
71 | VERIFY( n == 2 ); | |
72 | VERIFY( !wmemcmp(buf, L"\x90m", 2) ); | |
73 | ||
74 | fb.pubseekoff(0, ios_base::end); | |
75 | n = fb.sputn(L"I\xbfJ", 3); | |
76 | VERIFY( n == 3 ); | |
77 | ||
78 | fb.pubseekoff(0, ios_base::beg); | |
79 | n = fb.sgetn(buf, size); | |
80 | VERIFY( n == 8 ); | |
81 | VERIFY( !wmemcmp(buf, L"\x90m\x92n\x94I\xbfJ", 8) ); | |
82 | ||
83 | fb.close(); | |
84 | } | |
85 | ||
86 | int main() | |
87 | { | |
88 | test02(); | |
89 | return 0; | |
90 | } |