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1 | // 2001-11-21 Benjamin Kosnik <bkoz@redhat.com> |
2 | ||
3 | // Copyright (C) 2001, 2002, 2003 Free Software Foundation | |
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 | |
18 | // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, | |
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 test02() | |
28 | { | |
29 | using namespace std; | |
30 | typedef istreambuf_iterator<char> iterator_type; | |
31 | ||
32 | bool test = true; | |
33 | ||
34 | // basic construction | |
35 | locale loc_c = locale::classic(); | |
36 | locale loc_hk("en_HK"); | |
37 | locale loc_fr("fr_FR@euro"); | |
38 | locale loc_de("de_DE"); | |
39 | VERIFY( loc_c != loc_de ); | |
40 | VERIFY( loc_hk != loc_fr ); | |
41 | VERIFY( loc_hk != loc_de ); | |
42 | VERIFY( loc_de != loc_fr ); | |
43 | ||
44 | // cache the numpunct facets | |
45 | const numpunct<char>& numpunct_c = use_facet<numpunct<char> >(loc_c); | |
46 | const numpunct<char>& numpunct_de = use_facet<numpunct<char> >(loc_de); | |
47 | const numpunct<char>& numpunct_hk = use_facet<numpunct<char> >(loc_hk); | |
48 | ||
49 | // sanity check the data is correct. | |
50 | const string empty; | |
51 | char c; | |
52 | ||
53 | bool b1 = true; | |
54 | bool b0 = false; | |
55 | long l1 = 2147483647; | |
56 | long l2 = -2147483647; | |
57 | long l; | |
58 | unsigned long ul1 = 1294967294; | |
59 | unsigned long ul2 = 0; | |
60 | unsigned long ul; | |
61 | double d1 = 1.02345e+308; | |
62 | double d2 = 3.15e-308; | |
63 | double d; | |
64 | long double ld1 = 6.630025e+4; | |
65 | long double ld2 = 0.0; | |
66 | long double ld; | |
67 | void* v; | |
68 | const void* cv = &ul2; | |
69 | ||
70 | // cache the num_get facet | |
71 | istringstream iss; | |
72 | iss.imbue(loc_c); | |
73 | const num_get<char>& ng = use_facet<num_get<char> >(iss.getloc()); | |
74 | const ios_base::iostate goodbit = ios_base::goodbit; | |
75 | const ios_base::iostate eofbit = ios_base::eofbit; | |
76 | ios_base::iostate err = ios_base::goodbit; | |
77 | ||
78 | // C | |
79 | // bool, more twisted examples | |
80 | iss.str("true "); | |
81 | iss.clear(); | |
82 | iss.setf(ios_base::boolalpha); | |
83 | err = goodbit; | |
84 | ng.get(iss.rdbuf(), 0, iss, err, b0); | |
85 | VERIFY( b0 == true ); | |
86 | VERIFY( err == goodbit ); | |
87 | ||
88 | iss.str("false "); | |
89 | iss.clear(); | |
90 | iss.setf(ios_base::boolalpha); | |
91 | err = goodbit; | |
92 | ng.get(iss.rdbuf(), 0, iss, err, b1); | |
93 | VERIFY( b1 == false ); | |
94 | VERIFY( err == goodbit ); | |
95 | ||
96 | // unsigned long, in a locale that does not group | |
97 | iss.imbue(loc_c); | |
98 | iss.str("1294967294"); | |
99 | iss.clear(); | |
100 | err = goodbit; | |
101 | ng.get(iss.rdbuf(), 0, iss, err, ul); | |
102 | VERIFY( ul == ul1); | |
103 | VERIFY( err == eofbit ); | |
104 | ||
105 | iss.str("0+++++++++++++++++++"); | |
106 | iss.clear(); | |
107 | err = goodbit; | |
108 | ng.get(iss.rdbuf(), 0, iss, err, ul); | |
109 | VERIFY( ul == ul2); | |
110 | VERIFY( err == goodbit ); | |
111 | ||
112 | // double | |
113 | iss.imbue(loc_c); | |
114 | iss.str("1.02345e+308++++++++"); | |
115 | iss.clear(); | |
116 | iss.width(20); | |
117 | iss.setf(ios_base::left, ios_base::adjustfield); | |
118 | err = goodbit; | |
119 | ng.get(iss.rdbuf(), 0, iss, err, d); | |
120 | VERIFY( d == d1 ); | |
121 | VERIFY( err == goodbit ); | |
122 | ||
123 | iss.str("+3.15e-308"); | |
124 | iss.clear(); | |
125 | iss.width(20); | |
126 | iss.setf(ios_base::right, ios_base::adjustfield); | |
127 | err = goodbit; | |
128 | ng.get(iss.rdbuf(), 0, iss, err, d); | |
129 | VERIFY( d == d2 ); | |
130 | VERIFY( err == eofbit ); | |
131 | } | |
132 | ||
133 | int main() | |
134 | { | |
135 | test02(); | |
136 | return 0; | |
137 | } | |
138 | ||
139 | ||
140 | // Kathleen Hannah, humanitarian, woman, art-thief |