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1 | // 981208 bkoz test functionality of basic_stringbuf for char_type == wchar_t |
2 | ||
cbe34bb5 | 3 | // Copyright (C) 1997-2017 Free Software Foundation, Inc. |
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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 | |
748086b7 | 8 | // Free Software Foundation; either version 3, or (at your option) |
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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 | |
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17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
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19 | |
20 | #include <sstream> | |
21 | #include <testsuite_hooks.h> | |
22 | ||
23 | std::wstring str_01(L"mykonos. . . or what?"); | |
1bf4ab23 | 24 | std::wstringbuf strb_01(str_01); |
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25 | |
26 | // test overloaded virtual functions | |
27 | void test04() | |
28 | { | |
1bf4ab23 | 29 | std::wstring str_tmp; |
1bf4ab23 | 30 | typedef std::wstringbuf::int_type int_type; |
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31 | typedef std::wstringbuf::pos_type pos_type; |
32 | typedef std::wstringbuf::off_type off_type; | |
33 | ||
34 | int_type c1 = strb_01.sbumpc(); | |
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35 | int_type c3 = strb_01.sbumpc(); |
36 | ||
37 | pos_type pt_1(off_type(-1)); | |
38 | pos_type pt_2(off_type(0)); | |
39 | off_type off_1 = 0; | |
40 | off_type off_2 = 0; | |
41 | ||
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42 | // BUFFER MANAGEMENT & POSITIONING |
43 | ||
44 | // seekpos | |
45 | // pubseekpos(pos_type sp, ios_base::openmode) | |
46 | // alters the stream position to sp | |
47 | strb_01.str(str_01); //in|out ("mykonos. . . or what?"); | |
0a162bde | 48 | |
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49 | //IN|OUT |
50 | //beg | |
51 | pt_1 = strb_01.pubseekoff(2, std::ios_base::beg); | |
52 | off_1 = off_type(pt_1); | |
53 | VERIFY( off_1 >= 0 ); | |
54 | pt_1 = strb_01.pubseekoff(0, std::ios_base::cur, std::ios_base::out); | |
55 | off_1 = off_type(pt_1); | |
56 | c1 = strb_01.snextc(); //current in pointer +1 | |
57 | VERIFY( c1 == L'o' ); | |
567d4027 | 58 | strb_01.sputc(L'x'); //test current out pointer |
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59 | str_tmp = std::wstring(L"myxonos. . . or what?"); |
60 | VERIFY( strb_01.str() == str_tmp ); | |
61 | strb_01.pubsync(); //resets pointers | |
62 | pt_2 = strb_01.pubseekpos(pt_1, std::ios_base::in|std::ios_base::out); | |
63 | off_2 = off_type(pt_2); | |
64 | VERIFY( off_1 == off_2 ); | |
65 | c3 = strb_01.snextc(); //current in pointer +1 | |
66 | VERIFY( c1 == c3 ); | |
567d4027 | 67 | strb_01.sputc(L'x'); //test current out pointer |
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68 | str_tmp = std::wstring(L"myxonos. . . or what?"); |
69 | VERIFY( strb_01.str() == str_tmp ); | |
70 | } | |
71 | ||
72 | int main() | |
73 | { | |
74 | test04(); | |
75 | return 0; | |
76 | } | |
77 | ||
78 | ||
79 | ||
80 | // more candy!!! |