put_money.pass.cpp (2550B)
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 charT, class moneyT> T8 put_money(const moneyT& mon, bool intl = false); 13 14 // REQUIRES: locale.en_US.UTF-8 15 16 #include <iomanip> 17 #include <ostream> 18 #include <cassert> 19 20 #include "platform_support.h" // locale name macros 21 22 template <class CharT> 23 class testbuf 24 : public std::basic_streambuf<CharT> 25 { 26 typedef std::basic_streambuf<CharT> base; 27 std::basic_string<CharT> str_; 28 public: 29 testbuf() 30 { 31 } 32 33 std::basic_string<CharT> str() const 34 {return std::basic_string<CharT>(base::pbase(), base::pptr());} 35 36 protected: 37 38 virtual typename base::int_type 39 overflow(typename base::int_type ch = base::traits_type::eof()) 40 { 41 if (ch != base::traits_type::eof()) 42 { 43 int n = str_.size(); 44 str_.push_back(static_cast<CharT>(ch)); 45 str_.resize(str_.capacity()); 46 base::setp(const_cast<CharT*>(str_.data()), 47 const_cast<CharT*>(str_.data() + str_.size())); 48 base::pbump(n+1); 49 } 50 return ch; 51 } 52 }; 53 54 int main() 55 { 56 { 57 testbuf<char> sb; 58 std::ostream os(&sb); 59 os.imbue(std::locale(LOCALE_en_US_UTF_8)); 60 showbase(os); 61 long double x = -123456789; 62 os << std::put_money(x, false); 63 assert(sb.str() == "-$1,234,567.89"); 64 } 65 { 66 testbuf<char> sb; 67 std::ostream os(&sb); 68 os.imbue(std::locale(LOCALE_en_US_UTF_8)); 69 showbase(os); 70 long double x = -123456789; 71 os << std::put_money(x, true); 72 assert(sb.str() == "-USD 1,234,567.89"); 73 } 74 { 75 testbuf<wchar_t> sb; 76 std::wostream os(&sb); 77 os.imbue(std::locale(LOCALE_en_US_UTF_8)); 78 showbase(os); 79 long double x = -123456789; 80 os << std::put_money(x, false); 81 assert(sb.str() == L"-$1,234,567.89"); 82 } 83 { 84 testbuf<wchar_t> sb; 85 std::wostream os(&sb); 86 os.imbue(std::locale(LOCALE_en_US_UTF_8)); 87 showbase(os); 88 long double x = -123456789; 89 os << std::put_money(x, true); 90 assert(sb.str() == L"-USD 1,234,567.89"); 91 } 92 }