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1 | // 1999-10-14 bkoz |
2 | ||
7adcbafe | 3 | // Copyright (C) 1999-2022 Free Software Foundation, Inc. |
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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 | |
748086b7 | 8 | // Free Software Foundation; either version 3, or (at your option) |
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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 | |
748086b7 JJ |
17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
9540958e | 19 | |
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20 | |
21 | // 27.6.1.1.2 class basic_istream::sentry | |
22 | ||
23 | #include <ostream> | |
24 | #include <sstream> | |
3b476281 | 25 | #include <typeinfo> |
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26 | #include <ext/pod_char_traits.h> |
27 | #include <testsuite_hooks.h> | |
5305b1ae | 28 | #include <testsuite_character.h> |
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29 | |
30 | void test01() | |
31 | { | |
32 | using namespace std; | |
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33 | using __gnu_test::pod_ushort; |
34 | typedef basic_string<pod_ushort> string_type; | |
35 | typedef basic_stringbuf<pod_ushort> stringbuf_type; | |
36 | typedef basic_ostream<pod_ushort> ostream_type; | |
9540958e | 37 | |
9540958e | 38 | const string_type str01; |
8fc81078 | 39 | stringbuf_type* strbuf01 = 0; |
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40 | stringbuf_type strbuf02(str01); |
41 | ostream_type ostr01(strbuf01); | |
42 | ostream_type ostr02(&strbuf02); | |
43 | ||
44 | // test negatives | |
45 | try | |
46 | { | |
47 | ostream_type::sentry sentry01(ostr01); | |
48 | } | |
49 | catch (std::bad_cast& obj) | |
50 | { | |
51 | // Not ok, throws bad_cast because locale has no ctype facet, | |
52 | // but none is needed for ostream::sentry. | |
53 | VERIFY( false ); | |
54 | } | |
55 | catch (...) | |
56 | { | |
57 | VERIFY( false ); | |
58 | } | |
59 | ||
60 | // imbued. | |
821503db | 61 | const std::locale loc(std::locale::classic(), new std::ctype<pod_ushort>); |
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62 | ostr01.imbue(loc); |
63 | try | |
64 | { | |
65 | ostream_type::sentry sentry01(ostr01); | |
66 | VERIFY( bool(sentry01) == false ); | |
67 | } | |
68 | catch (...) | |
69 | { | |
70 | VERIFY( false ); | |
71 | } | |
72 | ||
73 | // test positive | |
74 | try | |
75 | { | |
76 | ostream_type::sentry sentry03(ostr02); | |
77 | } | |
78 | catch (std::bad_cast& obj) | |
79 | { | |
80 | // Not ok, throws bad_cast because locale has no ctype facet, | |
81 | // but none is needed for ostream::sentry. | |
82 | VERIFY( false ); | |
83 | } | |
84 | catch (...) | |
85 | { | |
86 | VERIFY( false ); | |
87 | } | |
88 | ||
89 | // imbued. | |
90 | ostr02.clear(); | |
91 | ostr02.imbue(loc); | |
92 | try | |
93 | { | |
94 | ostream_type::sentry sentry03(ostr02); | |
95 | VERIFY( bool(sentry03) == true ); | |
96 | } | |
97 | catch (...) | |
98 | { | |
99 | VERIFY( false ); | |
100 | } | |
101 | } | |
102 | ||
103 | #if !__GXX_WEAK__ | |
104 | // Explicitly instantiate for systems with no COMDAT or weak support. | |
105 | template | |
1631cbcf | 106 | const std::basic_string<__gnu_test::pod_ushort>::size_type |
821503db | 107 | std::basic_string<__gnu_test::pod_ushort>::_Rep::_S_max_size; |
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108 | |
109 | template | |
1631cbcf | 110 | const __gnu_test::pod_ushort |
821503db | 111 | std::basic_string<__gnu_test::pod_ushort>::_Rep::_S_terminal; |
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112 | #endif |
113 | ||
114 | int main() | |
115 | { | |
116 | test01(); | |
117 | return 0; | |
118 | } |