xref: /llvm-project/libcxx/test/std/input.output/iostream.format/ext.manip/get_money.pass.cpp (revision bce3b505931cee9dc79d1c56c021983b4a8fb819)
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 moneyT> T7 get_money(moneyT& mon, bool intl = false);
12 
13 // Bionic has minimal locale support, investigate this later.
14 // XFAIL: LIBCXX-ANDROID-FIXME
15 
16 // REQUIRES: locale.en_US.UTF-8
17 
18 #include <iomanip>
19 #include <istream>
20 #include <cassert>
21 
22 #include "test_macros.h"
23 #include "platform_support.h" // locale name macros
24 
25 template <class CharT>
26 struct testbuf
27     : public std::basic_streambuf<CharT>
28 {
29     typedef std::basic_string<CharT> string_type;
30     typedef std::basic_streambuf<CharT> base;
31 private:
32     string_type str_;
33 public:
34 
testbuftestbuf35     testbuf() {}
testbuftestbuf36     testbuf(const string_type& str)
37         : str_(str)
38     {
39         base::setg(const_cast<CharT*>(str_.data()),
40                    const_cast<CharT*>(str_.data()),
41                    const_cast<CharT*>(str_.data()) + str_.size());
42     }
43 };
44 
main(int,char **)45 int main(int, char**)
46 {
47     {
48 #if defined(_WIN32)
49         testbuf<char> sb("  ($1,234,567.89)");
50 #else
51         testbuf<char> sb("  -$1,234,567.89");
52 #endif
53         std::istream is(&sb);
54         is.imbue(std::locale(LOCALE_en_US_UTF_8));
55         long double x = 0;
56         is >> std::get_money(x, false);
57         assert(x == -123456789);
58     }
59     {
60 #if defined(_WIN32)
61         testbuf<char> sb("  (USD 1,234,567.89)");
62 #else
63         testbuf<char> sb("  -USD 1,234,567.89");
64 #endif
65         std::istream is(&sb);
66         is.imbue(std::locale(LOCALE_en_US_UTF_8));
67         long double x = 0;
68         is >> std::get_money(x, true);
69         assert(x == -123456789);
70     }
71 #ifndef TEST_HAS_NO_WIDE_CHARACTERS
72     {
73 #if defined(_WIN32)
74         testbuf<wchar_t> sb(L"  ($1,234,567.89)");
75 #else
76         testbuf<wchar_t> sb(L"  -$1,234,567.89");
77 #endif
78         std::wistream is(&sb);
79         is.imbue(std::locale(LOCALE_en_US_UTF_8));
80         long double x = 0;
81         is >> std::get_money(x, false);
82         assert(x == -123456789);
83     }
84     {
85 #if defined(_WIN32)
86         testbuf<wchar_t> sb(L"  (USD 1,234,567.89)");
87 #else
88         testbuf<wchar_t> sb(L"  -USD 1,234,567.89");
89 #endif
90         std::wistream is(&sb);
91         is.imbue(std::locale(LOCALE_en_US_UTF_8));
92         long double x = 0;
93         is >> std::get_money(x, true);
94         assert(x == -123456789);
95     }
96 #endif
97 
98   return 0;
99 }
100