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1 //===----------------------------------------------------------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 // <iomanip>
11 
12 // template <class moneyT> T7 get_money(moneyT& mon, bool intl = false);
13 
14 // REQUIRES: locale.en_US.UTF-8
15 
16 #include <iomanip>
17 #include <istream>
18 #include <cassert>
19 
20 #include "platform_support.h" // locale name macros
21 
22 template <class CharT>
23 struct testbuf
24     : public std::basic_streambuf<CharT>
25 {
26     typedef std::basic_string<CharT> string_type;
27     typedef std::basic_streambuf<CharT> base;
28 private:
29     string_type str_;
30 public:
31 
testbuftestbuf32     testbuf() {}
testbuftestbuf33     testbuf(const string_type& str)
34         : str_(str)
35     {
36         base::setg(const_cast<CharT*>(str_.data()),
37                    const_cast<CharT*>(str_.data()),
38                    const_cast<CharT*>(str_.data()) + str_.size());
39     }
40 };
41 
main()42 int main()
43 {
44     {
45         testbuf<char> sb("  -$1,234,567.89");
46         std::istream is(&sb);
47         is.imbue(std::locale(LOCALE_en_US_UTF_8));
48         long double x = 0;
49         is >> std::get_money(x, false);
50         assert(x == -123456789);
51     }
52     {
53         testbuf<char> sb("  -USD 1,234,567.89");
54         std::istream is(&sb);
55         is.imbue(std::locale(LOCALE_en_US_UTF_8));
56         long double x = 0;
57         is >> std::get_money(x, true);
58         assert(x == -123456789);
59     }
60     {
61         testbuf<wchar_t> sb(L"  -$1,234,567.89");
62         std::wistream is(&sb);
63         is.imbue(std::locale(LOCALE_en_US_UTF_8));
64         long double x = 0;
65         is >> std::get_money(x, false);
66         assert(x == -123456789);
67     }
68     {
69         testbuf<wchar_t> sb(L"  -USD 1,234,567.89");
70         std::wistream is(&sb);
71         is.imbue(std::locale(LOCALE_en_US_UTF_8));
72         long double x = 0;
73         is >> std::get_money(x, true);
74         assert(x == -123456789);
75     }
76 }
77