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1 | // 2003-12-19 Paolo Carlini <pcarlini@suse.de> |
2 | ||
5ef46f95 | 3 | // Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008 Free Software Foundation |
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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 | |
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 | |
83f51799 | 18 | // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, |
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19 | // USA. |
20 | ||
21 | // 22.2.2.1.1 num_get members | |
22 | ||
23 | #include <locale> | |
24 | #include <sstream> | |
25 | #include <testsuite_hooks.h> | |
26 | ||
27 | void test01() | |
28 | { | |
29 | using namespace std; | |
30 | typedef istreambuf_iterator<wchar_t> iterator_type; | |
31 | ||
32 | bool test __attribute__((unused)) = true; | |
33 | ||
34 | wistringstream iss; | |
35 | const num_get<wchar_t>& ng = use_facet<num_get<wchar_t> >(iss.getloc()); | |
36 | ios_base::iostate err = ios_base::goodbit; | |
37 | iterator_type end; | |
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38 | float f = 1.0f; |
39 | double d = 1.0; | |
40 | long double ld = 1.0l; | |
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41 | |
42 | iss.str(L"1e."); | |
43 | err = ios_base::goodbit; | |
44 | end = ng.get(iss.rdbuf(), 0, iss, err, f); | |
5ef46f95 | 45 | VERIFY( err == ios_base::failbit ); |
1b451306 | 46 | VERIFY( *end == L'.' ); |
5ef46f95 | 47 | VERIFY( f == 0.0f ); |
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48 | |
49 | iss.str(L"3e+"); | |
50 | iss.clear(); | |
51 | err = ios_base::goodbit; | |
52 | end = ng.get(iss.rdbuf(), 0, iss, err, d); | |
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53 | VERIFY( err == (ios_base::failbit | ios_base::eofbit) ); |
54 | VERIFY( d == 0.0 ); | |
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55 | |
56 | iss.str(L"6e "); | |
57 | iss.clear(); | |
58 | err = ios_base::goodbit; | |
59 | end = ng.get(iss.rdbuf(), 0, iss, err, ld); | |
1b451306 | 60 | VERIFY( *end == L' ' ); |
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61 | |
62 | // libstdc++/37624. We can't always obtain the required behavior | |
63 | // when sscanf is involved, because of, e.g., glibc/1765. | |
64 | #if defined(_GLIBCXX_HAVE_STRTOLD) && !defined(_GLIBCXX_HAVE_BROKEN_STRTOLD) | |
65 | VERIFY( err == ios_base::failbit ); | |
5ef46f95 | 66 | VERIFY( ld == 0.0l ); |
1304d581 | 67 | #endif |
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68 | } |
69 | ||
70 | int main() | |
71 | { | |
72 | test01(); | |
73 | return 0; | |
74 | } |