1 // 2001-11-19 Benjamin Kosnik <bkoz@redhat.com>
2
3 // Copyright (C) 2001-2021 Free Software Foundation, Inc.
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 3, 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 COPYING3. If not see
18 // <http://www.gnu.org/licenses/>.
19
20 // 22.2.2.2.1 num_put members
21
22 #include <locale>
23 #include <sstream>
24 #include <testsuite_hooks.h>
25
test02()26 void test02()
27 {
28 using namespace std;
29 typedef ostreambuf_iterator<char> iterator_type;
30
31 // basic construction
32 locale loc_c = locale::classic();
33
34 // sanity check the data is correct.
35 const string empty;
36 string result1;
37 string result2;
38
39 bool b1 = true;
40 bool b0 = false;
41 unsigned long ul1 = 1294967294;
42 unsigned long ul2 = 0;
43
44 // cache the num_put facet
45 ostringstream oss;
46 oss.imbue(loc_c);
47 const num_put<char>& np = use_facet<num_put<char> >(oss.getloc());
48
49 // C
50 // bool, more twisted examples
51 oss.str(empty);
52 oss.width(20);
53 oss.setf(ios_base::right, ios_base::adjustfield);
54 np.put(oss.rdbuf(), oss, '+', b0);
55 result1 = oss.str();
56 VERIFY( result1 == "+++++++++++++++++++0" );
57
58 oss.str(empty);
59 oss.width(20);
60 oss.setf(ios_base::left, ios_base::adjustfield);
61 oss.setf(ios_base::boolalpha);
62 np.put(oss.rdbuf(), oss, '+', b1);
63 result2 = oss.str();
64 VERIFY( result2 == "true++++++++++++++++" );
65
66 // unsigned long, in a locale that does not group
67 oss.imbue(loc_c);
68 oss.str(empty);
69 oss.clear();
70 np.put(oss.rdbuf(), oss, '+', ul1);
71 result1 = oss.str();
72 VERIFY( result1 == "1294967294" );
73
74 oss.str(empty);
75 oss.clear();
76 oss.width(20);
77 oss.setf(ios_base::left, ios_base::adjustfield);
78 np.put(oss.rdbuf(), oss, '+', ul2);
79 result1 = oss.str();
80 VERIFY( result1 == "0+++++++++++++++++++" );
81 }
82
main()83 int main()
84 {
85 test02();
86 return 0;
87 }
88
89
90