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c1993c3a | 1 | // 981208 bkoz test functionality of basic_stringbuf for char_type == wchar_t |
2 | ||
f1717362 | 3 | // Copyright (C) 1997-2016 Free Software Foundation, Inc. |
c1993c3a | 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 | |
6bc9506f | 8 | // Free Software Foundation; either version 3, or (at your option) |
c1993c3a | 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 | |
6bc9506f | 17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
c1993c3a | 19 | |
20 | #include <sstream> | |
21 | #include <testsuite_hooks.h> | |
22 | ||
23 | std::wstring str_01(L"mykonos. . . or what?"); | |
c1993c3a | 24 | std::wstringbuf strb_01(str_01); |
c1993c3a | 25 | |
26 | // test overloaded virtual functions | |
27 | void test04() | |
28 | { | |
29 | bool test __attribute__((unused)) = true; | |
30 | std::wstring str_tmp; | |
c1993c3a | 31 | typedef std::wstringbuf::int_type int_type; |
c1993c3a | 32 | typedef std::wstringbuf::pos_type pos_type; |
33 | typedef std::wstringbuf::off_type off_type; | |
34 | ||
35 | int_type c1 = strb_01.sbumpc(); | |
c1993c3a | 36 | int_type c3 = strb_01.sbumpc(); |
37 | ||
38 | pos_type pt_1(off_type(-1)); | |
39 | pos_type pt_2(off_type(0)); | |
40 | off_type off_1 = 0; | |
41 | off_type off_2 = 0; | |
42 | ||
c1993c3a | 43 | // BUFFER MANAGEMENT & POSITIONING |
44 | ||
45 | // seekpos | |
46 | // pubseekpos(pos_type sp, ios_base::openmode) | |
47 | // alters the stream position to sp | |
48 | strb_01.str(str_01); //in|out ("mykonos. . . or what?"); | |
05fd6e90 | 49 | |
c1993c3a | 50 | //IN|OUT |
51 | //beg | |
52 | pt_1 = strb_01.pubseekoff(2, std::ios_base::beg); | |
53 | off_1 = off_type(pt_1); | |
54 | VERIFY( off_1 >= 0 ); | |
55 | pt_1 = strb_01.pubseekoff(0, std::ios_base::cur, std::ios_base::out); | |
56 | off_1 = off_type(pt_1); | |
57 | c1 = strb_01.snextc(); //current in pointer +1 | |
58 | VERIFY( c1 == L'o' ); | |
1c78c762 | 59 | strb_01.sputc(L'x'); //test current out pointer |
c1993c3a | 60 | str_tmp = std::wstring(L"myxonos. . . or what?"); |
61 | VERIFY( strb_01.str() == str_tmp ); | |
62 | strb_01.pubsync(); //resets pointers | |
63 | pt_2 = strb_01.pubseekpos(pt_1, std::ios_base::in|std::ios_base::out); | |
64 | off_2 = off_type(pt_2); | |
65 | VERIFY( off_1 == off_2 ); | |
66 | c3 = strb_01.snextc(); //current in pointer +1 | |
67 | VERIFY( c1 == c3 ); | |
1c78c762 | 68 | strb_01.sputc(L'x'); //test current out pointer |
c1993c3a | 69 | str_tmp = std::wstring(L"myxonos. . . or what?"); |
70 | VERIFY( strb_01.str() == str_tmp ); | |
71 | } | |
72 | ||
73 | int main() | |
74 | { | |
75 | test04(); | |
76 | return 0; | |
77 | } | |
78 | ||
79 | ||
80 | ||
81 | // more candy!!! |