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1 | // 2001-11-21 Benjamin Kosnik <bkoz@redhat.com> |
2 | ||
99dee823 | 3 | // Copyright (C) 2001-2021 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 | // 22.2.2.1.1 num_get members | |
21 | ||
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22 | // { dg-do run { xfail lax_strtofp } } |
23 | ||
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24 | #include <locale> |
25 | #include <sstream> | |
26 | #include <testsuite_hooks.h> | |
27 | ||
28 | void test02() | |
29 | { | |
30 | using namespace std; | |
31 | typedef istreambuf_iterator<wchar_t> iterator_type; | |
32 | ||
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33 | // basic construction |
34 | locale loc_c = locale::classic(); | |
5f8d36fe | 35 | |
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36 | // sanity check the data is correct. |
37 | const wstring empty; | |
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38 | |
39 | bool b1 = true; | |
40 | bool b0 = false; | |
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41 | unsigned long ul1 = 1294967294; |
42 | unsigned long ul2 = 0; | |
43 | unsigned long ul; | |
44 | double d1 = 1.02345e+308; | |
45 | double d2 = 3.15e-308; | |
46 | double d; | |
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47 | |
48 | // cache the num_get facet | |
49 | wistringstream iss; | |
50 | iss.imbue(loc_c); | |
51 | const num_get<wchar_t>& ng = use_facet<num_get<wchar_t> >(iss.getloc()); | |
52 | const ios_base::iostate goodbit = ios_base::goodbit; | |
53 | const ios_base::iostate eofbit = ios_base::eofbit; | |
54 | ios_base::iostate err = ios_base::goodbit; | |
55 | ||
56 | // C | |
57 | // bool, more twisted examples | |
58 | iss.str(L"true "); | |
59 | iss.clear(); | |
60 | iss.setf(ios_base::boolalpha); | |
61 | err = goodbit; | |
62 | ng.get(iss.rdbuf(), 0, iss, err, b0); | |
63 | VERIFY( b0 == true ); | |
64 | VERIFY( err == goodbit ); | |
65 | ||
66 | iss.str(L"false "); | |
67 | iss.clear(); | |
68 | iss.setf(ios_base::boolalpha); | |
69 | err = goodbit; | |
70 | ng.get(iss.rdbuf(), 0, iss, err, b1); | |
71 | VERIFY( b1 == false ); | |
72 | VERIFY( err == goodbit ); | |
73 | ||
74 | // unsigned long, in a locale that does not group | |
75 | iss.imbue(loc_c); | |
76 | iss.str(L"1294967294"); | |
77 | iss.clear(); | |
78 | err = goodbit; | |
79 | ng.get(iss.rdbuf(), 0, iss, err, ul); | |
80 | VERIFY( ul == ul1); | |
81 | VERIFY( err == eofbit ); | |
82 | ||
83 | iss.str(L"0+++++++++++++++++++"); | |
84 | iss.clear(); | |
85 | err = goodbit; | |
86 | ng.get(iss.rdbuf(), 0, iss, err, ul); | |
87 | VERIFY( ul == ul2); | |
88 | VERIFY( err == goodbit ); | |
89 | ||
90 | // double | |
91 | iss.imbue(loc_c); | |
92 | iss.str(L"1.02345e+308++++++++"); | |
93 | iss.clear(); | |
94 | iss.width(20); | |
95 | iss.setf(ios_base::left, ios_base::adjustfield); | |
96 | err = goodbit; | |
97 | ng.get(iss.rdbuf(), 0, iss, err, d); | |
98 | VERIFY( d == d1 ); | |
99 | VERIFY( err == goodbit ); | |
100 | ||
101 | iss.str(L"+3.15e-308"); | |
102 | iss.clear(); | |
103 | iss.width(20); | |
104 | iss.setf(ios_base::right, ios_base::adjustfield); | |
105 | err = goodbit; | |
106 | ng.get(iss.rdbuf(), 0, iss, err, d); | |
107 | VERIFY( d == d2 ); | |
108 | VERIFY( err == eofbit ); | |
109 | } | |
110 | ||
111 | int main() | |
112 | { | |
113 | test02(); | |
114 | return 0; | |
115 | } | |
116 | ||
117 | ||
118 | // Kathleen Hannah, humanitarian, woman, art-thief |