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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. |
b2dad0e3 BK |
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 | |
19 | // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, | |
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 | |
23cac885 | 25 | #include <ostream> |
fe413112 | 26 | #include <testsuite_hooks.h> |
b2dad0e3 | 27 | |
e6705174 | 28 | // { dg-do compile } |
c0b84d79 | 29 | |
f13a69ec | 30 | // libstdc++/2020 |
23cac885 | 31 | // should be able to use custom char_type, custom traits type |
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32 | class gnu_char_type |
33 | { | |
34 | unsigned long character; | |
35 | public: | |
36 | // operator == | |
37 | bool | |
38 | operator==(const gnu_char_type& __lhs) | |
39 | { return character == __lhs.character; } | |
40 | ||
41 | // operator < | |
42 | bool | |
43 | operator<(const gnu_char_type& __lhs) | |
44 | { return character < __lhs.character; } | |
45 | ||
46 | // default ctor | |
47 | gnu_char_type() { } | |
48 | ||
49 | // to_char_type | |
50 | gnu_char_type(const unsigned long& __l) : character(__l) { } | |
51 | ||
52 | // to_int_type | |
53 | operator unsigned long() const { return character; } | |
54 | }; | |
55 | ||
23cac885 BK |
56 | // char_traits specialization |
57 | struct gnu_char_traits | |
58 | { | |
59 | typedef gnu_char_type char_type; | |
60 | typedef long int_type; | |
61 | typedef long pos_type; | |
62 | typedef unsigned long off_type; | |
63 | typedef long state_type; | |
64 | ||
65 | static void | |
66 | assign(char_type& __c1, const char_type& __c2) { } | |
67 | ||
68 | static bool | |
69 | eq(const char_type& __c1, const char_type& __c2) { return true; } | |
70 | ||
71 | static bool | |
72 | lt(const char_type& __c1, const char_type& __c2) { return true; } | |
73 | ||
74 | static int | |
75 | compare(const char_type* __s1, const char_type* __s2, size_t __n) | |
76 | { return 0; } | |
77 | ||
78 | static size_t | |
79 | length(const char_type* __s) { return 0; } | |
80 | ||
81 | static const char_type* | |
82 | find(const char_type* __s, size_t __n, const char_type& __a) | |
83 | { return __s; } | |
84 | ||
85 | static char_type* | |
86 | move(char_type* __s1, const char_type* __s2, size_t __n) | |
87 | { return __s1; } | |
88 | ||
89 | static char_type* | |
90 | copy(char_type* __s1, const char_type* __s2, size_t __n) | |
91 | { return __s1; } | |
92 | ||
93 | static char_type* | |
94 | assign(char_type* __s, size_t __n, char_type __a) | |
95 | { return __s; } | |
96 | ||
97 | static char_type | |
98 | to_char_type(const int_type& __c) | |
99 | { return char_type(); } | |
100 | ||
101 | static int_type | |
102 | to_int_type(const char_type& __c) | |
103 | { return int_type(); } | |
104 | ||
105 | static bool | |
106 | eq_int_type(const int_type& __c1, const int_type& __c2) | |
107 | { return true; } | |
108 | ||
109 | static int_type | |
110 | eof() | |
111 | { return int_type(); } | |
112 | ||
113 | static int_type | |
114 | not_eof(const int_type& __c) | |
115 | { return int_type(); } | |
116 | }; | |
117 | ||
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118 | void test07() |
119 | { | |
11f10e6b | 120 | bool test __attribute__((unused)) = true; |
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121 | typedef std::basic_ostream<gnu_char_type, gnu_char_traits> gnu_ostr; |
122 | ||
f13a69ec | 123 | try |
23cac885 BK |
124 | { |
125 | gnu_ostr obj(NULL); | |
126 | } | |
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127 | catch(std::exception& obj) |
128 | { | |
129 | test = false; | |
130 | VERIFY( test ); | |
131 | } | |
132 | } | |
133 | ||
e6705174 | 134 | int main() |
69302d8b | 135 | { |
f13a69ec | 136 | test07(); |
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137 | return 0; |
138 | } | |
69302d8b | 139 | |
69302d8b | 140 | |
39003c99 | 141 | |
e6705174 | 142 | // more surf!!! |