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1 | // 981208 bkoz test functionality of basic_stringbuf for char_type == wchar_t |
2 | ||
83ffe9cd | 3 | // Copyright (C) 1997-2023 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?"); | |
24 | std::wstring str_02(L"paris, or sainte-maxime?"); | |
25 | std::wstring str_03; | |
26 | std::wstringbuf strb_01(str_01); | |
27 | std::wstringbuf strb_02(str_02, std::ios_base::in); | |
28 | std::wstringbuf strb_03(str_03, std::ios_base::out); | |
29 | ||
30 | // test overloaded virtual functions | |
31 | void test04() | |
32 | { | |
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33 | typedef std::wstringbuf::int_type int_type; |
34 | typedef std::wstringbuf::traits_type traits_type; | |
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35 | |
36 | int_type c1 = strb_01.sbumpc(); | |
37 | int_type c2 = strb_02.sbumpc(); | |
38 | int_type c3 = strb_01.sbumpc(); | |
39 | ||
40 | // PUT | |
41 | // int_type sputc(char_type c) | |
42 | // if out_cur not avail, return overflow. Else, stores c at out_cur, | |
43 | // increments out_cur, and returns c as int_type | |
44 | strb_03.str(str_01); //reset | |
45 | std::wstring::size_type sz1 = strb_03.str().length(); | |
46 | c1 = strb_03.sputc(L'a'); | |
47 | std::wstring::size_type sz2 = strb_03.str().length(); | |
48 | VERIFY( sz1 == sz2 ); //cuz inserting at out_cur, which is at beg to start | |
49 | c2 = strb_03.sputc(L'b'); | |
50 | VERIFY( c1 != c2 ); | |
51 | VERIFY( strb_03.str() != str_01 ); | |
52 | c3 = strb_02.sputc(L'a'); // should be EOF because this is read-only | |
53 | VERIFY( c3 == traits_type::eof() ); | |
54 | } | |
55 | ||
56 | int main() | |
57 | { | |
58 | test04(); | |
59 | return 0; | |
60 | } | |
61 | ||
62 | ||
63 | ||
64 | // more candy!!! |