1 // 2001-05-21 Benjamin Kosnik <bkoz@redhat.com>
2
3 // Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
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 // 27.7.1.3 Overridden virtual functions
22
23 #include <sstream>
24 #include <testsuite_hooks.h>
25
test01()26 void test01()
27 {
28 using namespace std;
29
30 bool test = true;
31 char buf[512];
32 const char* strlit = "how to tell a story and other essays: mark twain";
33 const size_t strlitsize = std::strlen(strlit);
34 stringbuf sbuf(ios_base::out);
35
36 sbuf.pubsetbuf(buf, strlitsize);
37 sbuf.sputn(strlit, strlitsize);
38 VERIFY( std::strncmp(strlit, buf, strlitsize) != 0 );
39 }
40
test02(std::stringbuf & in,bool pass)41 void test02(std::stringbuf& in, bool pass)
42 {
43 using namespace std;
44 typedef streambuf::pos_type pos_type;
45 typedef streambuf::off_type off_type;
46 pos_type bad = pos_type(off_type(-1));
47 pos_type p = 0;
48
49 // seekoff
50 p = in.pubseekoff(0, ios_base::beg, ios_base::in);
51 if (pass)
52 VERIFY( p != bad );
53
54 p = in.pubseekoff(0, ios_base::beg, ios_base::out);
55 VERIFY( p == bad );
56
57 p = in.pubseekoff(0, ios_base::beg);
58 VERIFY( p == bad );
59
60
61 // seekpos
62 p = in.pubseekpos(0, ios_base::in);
63 if (pass)
64 VERIFY( p != bad );
65
66 p = in.pubseekpos(0, ios_base::out);
67 VERIFY( p == bad );
68
69 p = in.pubseekpos(0);
70 VERIFY( p == bad );
71 }
72
73 // libstdc++/9322
test08()74 void test08()
75 {
76 using std::locale;
77 bool test = true;
78
79 locale loc;
80 std::stringbuf ob;
81 VERIFY( ob.getloc() == loc );
82
83 locale::global(locale("en_US"));
84 VERIFY( ob.getloc() == loc );
85
86 locale loc_de ("de_DE");
87 locale ret = ob.pubimbue(loc_de);
88 VERIFY( ob.getloc() == loc_de );
89 VERIFY( ret == loc );
90
91 locale::global(loc);
92 VERIFY( ob.getloc() == loc_de );
93 }
94
main()95 int main()
96 {
97 using namespace std;
98 test01();
99
100 // movie star, submarine scientist!
101 stringbuf in1("Hedy Lamarr", ios_base::in);
102 stringbuf in2(ios_base::in);
103 stringbuf in3("", ios_base::in);
104 test02(in1, true);
105 test02(in2, false);
106 test02(in3, false);
107
108 test08();
109 return 0;
110 }
111