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1 | // 1999-08-16 bkoz |
2 | // 1999-11-01 bkoz | |
3 | ||
96cbf48b | 4 | // Copyright (C) 1999, 2000 Free Software Foundation |
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 | ||
22 | // 27.6.2.5.4 basic_ostream character inserters | |
db353c2c GDR |
23 | // @require@ %-*.tst %-*.txt |
24 | // @diff@ %-*.tst %-*.txt | |
b2dad0e3 BK |
25 | |
26 | #include <ostream> | |
27 | #include <sstream> | |
28 | #include <fstream> | |
aa1b2f7d | 29 | #include <debug_assert.h> |
b2dad0e3 BK |
30 | |
31 | const int size = 1000; | |
db353c2c GDR |
32 | const char name_01[] = "ostream_inserter_other-1.tst"; |
33 | const char name_02[] = "ostream_inserter_other-1.txt"; | |
34 | const char name_03[] = "ostream_inserter_other-2.tst"; | |
35 | const char name_04[] = "ostream_inserter_other-2.txt"; | |
b2dad0e3 BK |
36 | |
37 | ||
38 | // stringstream | |
aa1b2f7d BV |
39 | int |
40 | test01() | |
41 | { | |
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42 | bool test = true; |
43 | #ifdef DEBUG_ASSERT | |
44 | assert(test); | |
45 | #endif | |
aa1b2f7d | 46 | return 0; |
b2dad0e3 BK |
47 | } |
48 | ||
49 | // fstream | |
aa1b2f7d BV |
50 | int |
51 | test02() | |
52 | { | |
b2dad0e3 BK |
53 | typedef std::ios_base::iostate iostate; |
54 | bool test = true; | |
55 | ||
56 | // basic_ostream<_CharT, _Traits>::operator<<(__streambuf_type* __sb) | |
57 | // filebuf-> NULL | |
58 | std::ifstream f_in1(name_01); | |
59 | std::ofstream f_out1(name_02); | |
60 | std::stringbuf* strbuf01 = NULL; | |
61 | iostate state01 = f_in1.rdstate(); | |
62 | f_in1 >> strbuf01; | |
63 | iostate state02 = f_in1.rdstate(); | |
aa1b2f7d BV |
64 | VERIFY( state01 != state02 ); |
65 | VERIFY( (state02 & std::ios_base::failbit) != 0 ); | |
b2dad0e3 BK |
66 | state01 = f_out1.rdstate(); |
67 | f_out1 << strbuf01; | |
68 | state02 = f_out1.rdstate(); | |
aa1b2f7d BV |
69 | VERIFY( state01 != state02 ); |
70 | VERIFY( (state02 & std::ios_base::failbit) != 0 ); | |
b2dad0e3 BK |
71 | |
72 | // filebuf->filebuf | |
73 | std::ifstream f_in(name_01); | |
74 | std::ofstream f_out(name_02); | |
75 | f_out << f_in.rdbuf(); | |
76 | f_in.close(); | |
77 | f_out.close(); | |
78 | ||
79 | // filebuf->stringbuf->filebuf | |
80 | std::ifstream f_in2(name_03); | |
81 | std::ofstream f_out2(name_04); // should be different name | |
82 | std::stringbuf strbuf02; | |
83 | f_in2 >> &strbuf02; | |
84 | f_out2 << &strbuf02; | |
85 | f_in2.close(); | |
86 | f_out2.close(); | |
87 | ||
88 | // no characters inserted | |
89 | ||
90 | #ifdef DEBUG_ASSERT | |
91 | assert(test); | |
92 | #endif | |
aa1b2f7d BV |
93 | |
94 | return 0; | |
b2dad0e3 BK |
95 | } |
96 | ||
96cbf48b | 97 | // via Brent Verner <brent@rcfile.org> |
a9ab8db1 | 98 | // http://gcc.gnu.org/ml/libstdc++/2000-06/msg00005.html |
96cbf48b BV |
99 | int |
100 | test03(void) | |
101 | { | |
102 | using namespace std; | |
103 | ||
104 | typedef ios::pos_type pos_type; | |
105 | ||
db353c2c GDR |
106 | const char* TEST_IN = "ostream_inserter_other_in"; |
107 | const char* TEST_OUT = "ostream_inserter_other_out"; | |
96cbf48b BV |
108 | pos_type i_read, i_wrote, rs, ws; |
109 | double tf_size = BUFSIZ * 2.5; | |
110 | ofstream testfile(TEST_IN); | |
111 | ||
8901ac21 | 112 | for (int i = 0; i < tf_size; ++i) |
96cbf48b BV |
113 | testfile.put('.'); |
114 | testfile.close(); | |
115 | ||
116 | ifstream in(TEST_IN); | |
117 | ofstream out(TEST_OUT); | |
118 | out << in.rdbuf(); | |
119 | in.seekg(0,ios_base::beg); | |
120 | out.seekp(0,ios_base::beg); | |
121 | rs = in.tellg(); | |
122 | ws = out.tellp(); | |
123 | in.seekg(0,ios_base::end); | |
124 | out.seekp(0,ios_base::end); | |
125 | i_read = in.tellg() - rs; | |
126 | i_wrote = out.tellp() - ws; | |
127 | in.close(); | |
128 | out.close(); | |
129 | ||
130 | #ifdef DEBUG_ASSERT | |
131 | assert(i_read == i_wrote); | |
132 | #endif | |
133 | ||
134 | return 0; | |
135 | } | |
136 | ||
aa1b2f7d BV |
137 | int |
138 | main() | |
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139 | { |
140 | test01(); | |
141 | test02(); | |
96cbf48b | 142 | test03(); |
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143 | |
144 | return 0; | |
145 | } |