xref: /llvm-project/libcxx/test/std/input.output/iostream.format/ext.manip/put_money.pass.cpp (revision 4f7fa06a666a2ff2107892c6a4737a82062e1feb)
1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 // <iomanip>
10 
11 // template <class charT, class moneyT> T8 put_money(const moneyT& mon, bool intl = false);
12 
13 // REQUIRES: locale.en_US.UTF-8
14 
15 // XFAIL: LIBCXX-WINDOWS-FIXME
16 
17 #include <iomanip>
18 #include <ostream>
19 #include <cassert>
20 
21 #include "test_macros.h"
22 #include "platform_support.h" // locale name macros
23 
24 template <class CharT>
25 class testbuf
26     : public std::basic_streambuf<CharT>
27 {
28     typedef std::basic_streambuf<CharT> base;
29     std::basic_string<CharT> str_;
30 public:
31     testbuf()
32     {
33     }
34 
35     std::basic_string<CharT> str() const
36         {return std::basic_string<CharT>(base::pbase(), base::pptr());}
37 
38 protected:
39 
40     virtual typename base::int_type
41         overflow(typename base::int_type ch = base::traits_type::eof())
42         {
43             if (ch != base::traits_type::eof())
44             {
45                 int n = str_.size();
46                 str_.push_back(static_cast<CharT>(ch));
47                 str_.resize(str_.capacity());
48                 base::setp(const_cast<CharT*>(str_.data()),
49                            const_cast<CharT*>(str_.data() + str_.size()));
50                 base::pbump(n+1);
51             }
52             return ch;
53         }
54 };
55 
56 int main(int, char**)
57 {
58     {
59         testbuf<char> sb;
60         std::ostream os(&sb);
61         os.imbue(std::locale(LOCALE_en_US_UTF_8));
62         showbase(os);
63         long double x = -123456789;
64         os << std::put_money(x, false);
65         assert(sb.str() == "-$1,234,567.89");
66     }
67     {
68         testbuf<char> sb;
69         std::ostream os(&sb);
70         os.imbue(std::locale(LOCALE_en_US_UTF_8));
71         showbase(os);
72         long double x = -123456789;
73         os << std::put_money(x, true);
74         assert(sb.str() == "-USD 1,234,567.89");
75     }
76     {
77         testbuf<wchar_t> sb;
78         std::wostream os(&sb);
79         os.imbue(std::locale(LOCALE_en_US_UTF_8));
80         showbase(os);
81         long double x = -123456789;
82         os << std::put_money(x, false);
83         assert(sb.str() == L"-$1,234,567.89");
84     }
85     {
86         testbuf<wchar_t> sb;
87         std::wostream os(&sb);
88         os.imbue(std::locale(LOCALE_en_US_UTF_8));
89         showbase(os);
90         long double x = -123456789;
91         os << std::put_money(x, true);
92         assert(sb.str() == L"-USD 1,234,567.89");
93     }
94 
95   return 0;
96 }
97