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3c39060d | 1 | // 2003-09-22 Petur Runolfsson <peturr02@ru.is> |
2 | ||
f1717362 | 3 | // Copyright (C) 2003-2016 Free Software Foundation, Inc. |
3c39060d | 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 | |
6bc9506f | 8 | // Free Software Foundation; either version 3, or (at your option) |
3c39060d | 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 | |
6bc9506f | 17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
3c39060d | 19 | |
20 | // 27.6.2.5.3 basic_ostream manipulator inserters | |
21 | // | |
22 | // _GLIBCXX_RESOLVE_LIB_DEFECTS | |
23 | // DR 60. What is a formatted input function? | |
24 | // Inserters for manipulators do not behave as formatted output functions. | |
25 | ||
26 | #include <ostream> | |
27 | #include <stdexcept> | |
28 | #include <testsuite_hooks.h> | |
29 | #include <testsuite_io.h> | |
30 | ||
31 | std::ostream& func1(std::ostream&) | |
32 | { throw std::runtime_error(""); } | |
33 | ||
34 | std::ios& func2(std::ios&) | |
35 | { throw std::runtime_error(""); } | |
36 | ||
37 | std::ios_base& func3(std::ios_base&) | |
38 | { throw std::runtime_error(""); } | |
39 | ||
40 | template<typename T> | |
41 | void test(T& (*f)(T&)) | |
42 | { | |
bb135391 | 43 | bool test __attribute__((unused)) = true; |
3c39060d | 44 | |
45 | __gnu_test::sync_streambuf buf; | |
46 | std::ostream os(&buf); | |
47 | ||
48 | __gnu_test::sync_streambuf buf_tie; | |
49 | std::ostream os_tie(&buf_tie); | |
50 | ||
51 | // No sentry should be constructed so os.tie()->flush() should not be | |
52 | // called. | |
53 | os.tie(&os_tie); | |
54 | ||
55 | try | |
56 | { | |
57 | os << f; | |
58 | // Exceptions thrown by f should not be caught | |
59 | VERIFY( false ); | |
60 | } | |
61 | catch (std::runtime_error&) | |
62 | { | |
63 | } | |
64 | ||
65 | // Exceptions thrown by f should not cause badbit to be set | |
66 | VERIFY( os.good() ); | |
67 | VERIFY( !buf_tie.sync_called() ); | |
68 | ||
69 | // The manipulator should be called even if !os.good(). | |
70 | os.setstate(std::ios_base::eofbit); | |
71 | ||
72 | try | |
73 | { | |
74 | os << f; | |
75 | // Exceptions thrown by f should not be caught | |
76 | VERIFY( false ); | |
77 | } | |
78 | catch (std::runtime_error&) | |
79 | { | |
80 | } | |
81 | ||
82 | // Exceptions thrown by f should not cause badbit to be set | |
83 | VERIFY( os.rdstate() == std::ios_base::eofbit ); | |
84 | VERIFY( !buf_tie.sync_called() ); | |
85 | } | |
86 | ||
87 | void test05() | |
88 | { | |
89 | test(&func1); | |
90 | test(&func2); | |
91 | test(&func3); | |
92 | } | |
93 | ||
94 | int main() | |
95 | { | |
96 | test05(); | |
97 | return 0; | |
98 | } |