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7adcbafe | 1 | // Copyright (C) 2004-2022 Free Software Foundation, Inc. |
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2 | // |
3 | // This file is part of the GNU ISO C++ Library. This library is free | |
4 | // software; you can redistribute it and/or modify it under the | |
5 | // terms of the GNU General Public License as published by the | |
748086b7 | 6 | // Free Software Foundation; either version 3, or (at your option) |
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7 | // any later version. |
8 | ||
9 | // This library is distributed in the hope that it will be useful, | |
10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | // GNU General Public License for more details. | |
13 | ||
14 | // You should have received a copy of the GNU General Public License along | |
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15 | // with this library; see the file COPYING3. If not see |
16 | // <http://www.gnu.org/licenses/>. | |
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17 | |
18 | // 27.6.1.3 unformatted input functions | |
19 | ||
20 | #include <istream> | |
21 | #include <sstream> | |
22 | #include <testsuite_hooks.h> | |
23 | ||
24 | void | |
25 | test01() | |
26 | { | |
27 | typedef std::wios::traits_type traits_type; | |
28 | ||
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29 | const std::wstring str_01; |
30 | const std::wstring str_02(L"soul eyes: john coltrane quartet"); | |
31 | std::wstring strtmp; | |
32 | ||
33 | std::wstringbuf isbuf_03(str_02, std::ios_base::in); | |
34 | std::wstringbuf isbuf_04(str_02, std::ios_base::in); | |
35 | ||
8fc81078 | 36 | std::wistream is_00(0); |
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37 | std::wistream is_03(&isbuf_03); |
38 | std::wistream is_04(&isbuf_04); | |
567d4027 | 39 | std::ios_base::iostate state1, state2; |
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40 | |
41 | wchar_t carray[60] = L""; | |
42 | ||
43 | // istream& ignore(streamsize n = 1, int_type delim = traits::eof()) | |
44 | is_04.read(carray, 9); | |
45 | VERIFY( is_04.peek() == L':' ); | |
46 | ||
47 | state1 = is_04.rdstate(); | |
48 | is_04.ignore(); | |
49 | VERIFY( is_04.gcount() == 1 ); | |
50 | state2 = is_04.rdstate(); | |
51 | VERIFY( state1 == state2 ); | |
52 | VERIFY( is_04.peek() == L' ' ); | |
53 | ||
54 | state1 = is_04.rdstate(); | |
55 | is_04.ignore(0); | |
56 | VERIFY( is_04.gcount() == 0 ); | |
57 | state2 = is_04.rdstate(); | |
58 | VERIFY( state1 == state2 ); | |
59 | VERIFY( is_04.peek() == L' ' ); | |
60 | ||
61 | state1 = is_04.rdstate(); | |
62 | is_04.ignore(5, traits_type::to_int_type(' ')); | |
63 | VERIFY( is_04.gcount() == 1 ); | |
64 | state2 = is_04.rdstate(); | |
65 | VERIFY( state1 == state2 ); | |
66 | VERIFY( is_04.peek() == L'j' ); | |
67 | ||
68 | // int_type peek() | |
69 | state1 = is_04.rdstate(); | |
70 | VERIFY( is_04.peek() == L'j' ); | |
71 | VERIFY( is_04.gcount() == 0 ); | |
72 | state2 = is_04.rdstate(); | |
73 | VERIFY( state1 == state2 ); | |
74 | ||
75 | is_04.ignore(30); | |
76 | state1 = is_04.rdstate(); | |
77 | VERIFY( is_04.peek() == traits_type::eof() ); | |
78 | VERIFY( is_04.gcount() == 0 ); | |
79 | state2 = is_04.rdstate(); | |
80 | VERIFY( state1 != state2 ); | |
81 | } | |
82 | ||
83 | int | |
84 | main() | |
85 | { | |
86 | test01(); | |
87 | return 0; | |
88 | } |