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e6705174 | 1 | // 1999-01-17 bkoz test functionality of basic_filebuf for char_type == char |
b2dad0e3 | 2 | |
8d59b230 | 3 | // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003 |
e6705174 | 4 | // Free Software Foundation, Inc. |
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5 | // |
6 | // This file is part of the GNU ISO C++ Library. This library is free | |
7 | // software; you can redistribute it and/or modify it under the | |
8 | // terms of the GNU General Public License as published by the | |
9 | // Free Software Foundation; either version 2, or (at your option) | |
10 | // any later version. | |
11 | ||
12 | // This library is distributed in the hope that it will be useful, | |
13 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | // GNU General Public License for more details. | |
16 | ||
17 | // You should have received a copy of the GNU General Public License along | |
18 | // with this library; see the file COPYING. If not, write to the Free | |
83f51799 | 19 | // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, |
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20 | // USA. |
21 | ||
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22 | // 27.8.1.1 - Template class basic_filebuf |
23 | // NB: This file is for testing basic_filebuf with NO OTHER INCLUDES. | |
1b4a6975 | 24 | |
b2dad0e3 | 25 | #include <fstream> |
fe413112 | 26 | #include <testsuite_hooks.h> |
b2dad0e3 | 27 | |
f13a69ec | 28 | // libstdc++/2020 |
23cac885 | 29 | // should be able to use custom char_type, custom traits type |
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30 | class gnu_char_type |
31 | { | |
32 | unsigned long character; | |
33 | public: | |
34 | // operator == | |
35 | bool | |
36 | operator==(const gnu_char_type& __lhs) | |
37 | { return character == __lhs.character; } | |
38 | ||
39 | // operator < | |
40 | bool | |
41 | operator<(const gnu_char_type& __lhs) | |
42 | { return character < __lhs.character; } | |
43 | ||
44 | // default ctor | |
45 | gnu_char_type() { } | |
46 | ||
47 | // to_char_type | |
48 | gnu_char_type(const unsigned long& __l) : character(__l) { } | |
49 | ||
50 | // to_int_type | |
51 | operator unsigned long() const { return character; } | |
52 | }; | |
53 | ||
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54 | // char_traits specialization |
55 | struct gnu_char_traits | |
56 | { | |
57 | typedef gnu_char_type char_type; | |
58 | typedef long int_type; | |
59 | typedef long pos_type; | |
60 | typedef unsigned long off_type; | |
61 | typedef long state_type; | |
62 | ||
63 | static void | |
64 | assign(char_type& __c1, const char_type& __c2) { } | |
65 | ||
66 | static bool | |
67 | eq(const char_type& __c1, const char_type& __c2) { return true; } | |
68 | ||
69 | static bool | |
70 | lt(const char_type& __c1, const char_type& __c2) { return true; } | |
71 | ||
72 | static int | |
73 | compare(const char_type* __s1, const char_type* __s2, size_t __n) | |
74 | { return 0; } | |
75 | ||
76 | static size_t | |
77 | length(const char_type* __s) { return 0; } | |
78 | ||
79 | static const char_type* | |
80 | find(const char_type* __s, size_t __n, const char_type& __a) | |
81 | { return __s; } | |
82 | ||
83 | static char_type* | |
84 | move(char_type* __s1, const char_type* __s2, size_t __n) | |
85 | { return __s1; } | |
86 | ||
87 | static char_type* | |
88 | copy(char_type* __s1, const char_type* __s2, size_t __n) | |
89 | { return __s1; } | |
90 | ||
91 | static char_type* | |
92 | assign(char_type* __s, size_t __n, char_type __a) | |
93 | { return __s; } | |
94 | ||
95 | static char_type | |
96 | to_char_type(const int_type& __c) | |
97 | { return char_type(); } | |
98 | ||
99 | static int_type | |
100 | to_int_type(const char_type& __c) | |
101 | { return int_type(); } | |
102 | ||
103 | static bool | |
104 | eq_int_type(const int_type& __c1, const int_type& __c2) | |
105 | { return true; } | |
106 | ||
107 | static int_type | |
108 | eof() | |
109 | { return int_type(); } | |
110 | ||
111 | static int_type | |
112 | not_eof(const int_type& __c) | |
113 | { return int_type(); } | |
114 | }; | |
115 | ||
116 | class gnu_sbuf: public std::basic_streambuf<gnu_char_type, gnu_char_traits> | |
117 | { }; | |
118 | ||
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119 | void test07() |
120 | { | |
11f10e6b | 121 | bool test __attribute__((unused)) = true; |
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122 | |
123 | try | |
23cac885 | 124 | { gnu_sbuf obj; } |
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125 | catch(std::exception& obj) |
126 | { | |
127 | test = false; | |
128 | VERIFY( test ); | |
129 | } | |
130 | } | |
131 | ||
e6705174 | 132 | int main() |
69302d8b | 133 | { |
f13a69ec | 134 | test07(); |
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135 | return 0; |
136 | } | |
69302d8b | 137 | |
69302d8b | 138 | |
39003c99 | 139 | |
e6705174 | 140 | // more surf!!! |