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99dee823 | 1 | // Copyright (C) 2005-2021 Free Software Foundation, Inc. |
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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 | |
748086b7 | 6 | // Free Software Foundation; either version 3, or (at your option) |
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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 | |
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15 | // with this library; see the file COPYING3. If not see |
16 | // <http://www.gnu.org/licenses/>. | |
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17 | |
18 | // 27.6.2.6 Unformatted output functions | |
19 | // | |
20 | // _GLIBCXX_RESOLVE_LIB_DEFECTS | |
21 | // DR 60. What is a formatted input function? | |
22 | // basic_ostream::write(const char_type*, streamsize) is an unformatted | |
23 | // output function. | |
24 | // DR 63. Exception-handling policy for unformatted output. | |
25 | // Unformatted output functions should catch exceptions thrown | |
26 | // from streambuf members. | |
27 | ||
28 | #include <ostream> | |
29 | #include <streambuf> | |
30 | #include <testsuite_hooks.h> | |
31 | ||
32 | class Buf : public std::wstreambuf | |
33 | { | |
34 | protected: | |
35 | virtual int_type | |
36 | overflow(int_type = traits_type::eof()) | |
37 | { throw 0; } | |
38 | }; | |
39 | ||
40 | void test01() | |
41 | { | |
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42 | Buf buf; |
43 | std::wostream os(&buf); | |
44 | ||
45 | VERIFY( os.good() ); | |
46 | ||
47 | os.write(L"a", 1); | |
48 | ||
49 | VERIFY( os.rdstate() == std::ios_base::badbit ); | |
50 | ||
51 | os.clear(); | |
52 | os.exceptions(std::ios_base::badbit); | |
53 | ||
54 | try | |
55 | { | |
56 | os.write(L"b", 1); | |
57 | VERIFY( false ); | |
58 | } | |
59 | catch (int) | |
60 | { | |
61 | VERIFY( os.rdstate() == std::ios_base::badbit ); | |
62 | } | |
63 | } | |
64 | ||
65 | int main() | |
66 | { | |
67 | test01(); | |
68 | return 0; | |
69 | } |