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1 | // 2001-06-05 Benjamin Kosnik <bkoz@redhat.com> |
2 | ||
3a9ebf3c | 3 | // Copyright (C) 2001, 2002 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 | |
8 | // Free Software Foundation; either version 2, or (at your option) | |
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 | |
17 | // with this library; see the file COPYING. If not, write to the Free | |
18 | // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, | |
19 | // USA. | |
20 | ||
21 | // As a special exception, you may use this file as part of a free software | |
22 | // library without restriction. Specifically, if other files instantiate | |
23 | // templates or use macros or inline functions from this file, or you compile | |
24 | // this file and link it with other files to produce an executable, this | |
25 | // file does not by itself cause the resulting executable to be covered by | |
26 | // the GNU General Public License. This exception does not however | |
27 | // invalidate any other reasons why the executable file might be covered by | |
28 | // the GNU General Public License. | |
29 | ||
30 | // 27.4.2.1.6 class ios_base::init | |
31 | ||
32 | #include <fstream> | |
3a9ebf3c | 33 | #include <sstream> |
5de197f2 | 34 | #include <iostream> |
fe413112 | 35 | #include <testsuite_hooks.h> |
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36 | |
37 | class gnu_filebuf: public std::filebuf | |
38 | { | |
39 | int i; | |
40 | public: | |
41 | gnu_filebuf(int j = 1): i(j) { } | |
42 | ~gnu_filebuf() { --i; } | |
43 | int get_i() { return i;} | |
44 | }; | |
45 | ||
46 | const int initial = 4; | |
47 | gnu_filebuf buf(initial); | |
48 | ||
49 | // libstdc++/3045, in a vague way. | |
50 | void test01() | |
51 | { | |
52 | bool test = true; | |
53 | int k1; | |
54 | ||
55 | // 1 normal | |
56 | k1 = buf.get_i(); | |
57 | VERIFY( k1 == initial ); | |
58 | { | |
59 | std::cout.rdbuf(&buf); | |
60 | } | |
61 | k1 = buf.get_i(); | |
62 | VERIFY( k1 == initial ); | |
63 | ||
64 | // 2 syncd off | |
65 | k1 = buf.get_i(); | |
66 | VERIFY( k1 == initial ); | |
67 | { | |
68 | std::cout.rdbuf(&buf); | |
69 | std::ios_base::sync_with_stdio(false); // make sure doesn't clobber buf | |
70 | } | |
71 | k1 = buf.get_i(); | |
72 | VERIFY( k1 == initial ); | |
73 | ||
74 | // 3 callling init | |
75 | k1 = buf.get_i(); | |
76 | VERIFY( k1 == initial ); | |
77 | { | |
78 | std::cout.rdbuf(&buf); | |
79 | std::ios_base::Init make_sure_initialized; | |
80 | } | |
81 | k1 = buf.get_i(); | |
82 | VERIFY( k1 == initial ); | |
83 | } | |
84 | ||
3a9ebf3c | 85 | // Non-required instantiations don't have the required facets inbued, |
ac39fabb | 86 | // by default, into the locale object. |
3a9ebf3c | 87 | // See 27.4.4.1 |
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88 | class gnu_ios: public std::basic_ios<char> { }; |
89 | ||
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90 | void test02() |
91 | { | |
92 | bool test = true; | |
93 | ||
94 | // 01: Doesn't call basic_ios::init, which uses ctype<char_type>.. | |
ac39fabb | 95 | // This should be unambiguously correct. |
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96 | try |
97 | { | |
1bc59af5 | 98 | gnu_ios gios; |
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99 | } |
100 | catch(...) | |
101 | { | |
102 | test = false; | |
103 | } | |
104 | ||
ac39fabb | 105 | // 02: Calls basic_ios::init, which may call ctype<char_type>... |
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106 | try |
107 | { | |
108 | std::basic_string<unsigned short> str; | |
109 | std::basic_ostringstream<unsigned short> oss(str); | |
110 | ||
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111 | // Try each member functions for unformatted io. |
112 | // put | |
113 | oss.put(324); | |
114 | ||
115 | // write | |
116 | const unsigned short us[4] = {1246, 433, 520, 0}; | |
117 | oss.write(us, 4); | |
118 | ||
119 | // flush | |
120 | oss.flush(); | |
121 | } | |
122 | catch(const std::bad_cast& obj) | |
123 | { | |
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124 | // Should be able to do the above without calling fill() and |
125 | // forcing a call to widen... | |
126 | test = false; | |
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127 | } |
128 | catch(...) | |
129 | { | |
130 | test = false; | |
131 | } | |
132 | VERIFY( test ); | |
133 | } | |
134 | ||
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135 | // libstdc++/3983 |
136 | void test03() | |
137 | { | |
138 | using namespace std; | |
139 | bool test = true; | |
140 | ||
141 | // input streams | |
142 | basic_istringstream<unsigned char> iss_uc; | |
143 | unsigned char arr[6] = { 'a', 'b', 'c', 'd', 'e' }; | |
144 | ||
145 | // Sentry uses locale info, so have to try one formatted input. | |
146 | try | |
147 | { | |
148 | int i; | |
149 | iss_uc >> i; | |
150 | } | |
151 | catch (bad_cast& obj) | |
152 | { } | |
153 | catch (exception& obj) | |
154 | { test = false; } | |
155 | ||
156 | try | |
157 | { | |
158 | iss_uc >> arr; | |
159 | } | |
160 | catch (bad_cast& obj) | |
161 | { } | |
162 | catch (exception& obj) | |
163 | { test = false; } | |
164 | ||
165 | try | |
166 | { | |
167 | iss_uc >> ws; | |
168 | } | |
169 | catch (bad_cast& obj) | |
170 | { } | |
171 | catch (exception& obj) | |
172 | { test = false; } | |
173 | ||
174 | try | |
175 | { | |
176 | basic_string<unsigned char> s_uc(arr); | |
177 | iss_uc >> s_uc; | |
178 | } | |
179 | catch (bad_cast& obj) | |
180 | { } | |
181 | catch (exception& obj) | |
182 | { test = false; } | |
183 | ||
184 | // output streams | |
185 | basic_ostringstream<unsigned char> oss_uc; | |
186 | ||
187 | try | |
188 | { | |
189 | bool b = true; | |
190 | oss_uc << b; | |
191 | } | |
192 | catch (bad_cast& obj) | |
193 | { } | |
194 | catch (exception& obj) | |
195 | { test = false; } | |
196 | ||
197 | VERIFY( test ); | |
198 | } | |
199 | ||
200 | // libstdc++/5268 | |
201 | int test04() | |
202 | { | |
203 | std::stringbuf b1; | |
204 | std::cout.rdbuf( &b1 ); | |
205 | std::cout << "hello\n"; | |
206 | return 0; | |
207 | } | |
208 | ||
72c9b062 | 209 | #if !__GXX_WEAK__ |
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210 | // Explicitly instantiate for systems with no COMDAT or weak support. |
211 | template | |
212 | std::basic_string<unsigned short>::size_type | |
213 | std::basic_string<unsigned short>::_Rep::_S_max_size; | |
214 | ||
215 | template | |
216 | unsigned short | |
217 | std::basic_string<unsigned short>::_Rep::_S_terminal; | |
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218 | |
219 | template | |
220 | std::basic_string<unsigned char>::size_type | |
221 | std::basic_string<unsigned char>::_Rep::_S_max_size; | |
222 | ||
223 | template | |
224 | unsigned char | |
225 | std::basic_string<unsigned char>::_Rep::_S_terminal; | |
72c9b062 | 226 | #endif |
0d223e3a | 227 | |
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228 | int main() |
229 | { | |
230 | test01(); | |
3a9ebf3c | 231 | test02(); |
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232 | test03(); |
233 | test04(); | |
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234 | return 0; |
235 | } |