72 lines
1.9 KiB
C++
72 lines
1.9 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <iomanip>
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// template <class moneyT> T7 get_money(moneyT& mon, bool intl = false);
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#include <iomanip>
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#include <cassert>
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template <class CharT>
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struct testbuf
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: public std::basic_streambuf<CharT>
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{
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typedef std::basic_string<CharT> string_type;
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typedef std::basic_streambuf<CharT> base;
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private:
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string_type str_;
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public:
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testbuf() {}
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testbuf(const string_type& str)
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: str_(str)
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{
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base::setg(const_cast<CharT*>(str_.data()),
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const_cast<CharT*>(str_.data()),
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const_cast<CharT*>(str_.data()) + str_.size());
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}
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};
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int main()
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{
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{
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testbuf<char> sb(" -$1,234,567.89");
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std::istream is(&sb);
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is.imbue(std::locale("en_US"));
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long double x = 0;
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is >> std::get_money(x, false);
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assert(x == -123456789);
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}
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{
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testbuf<char> sb(" -USD 1,234,567.89");
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std::istream is(&sb);
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is.imbue(std::locale("en_US"));
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long double x = 0;
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is >> std::get_money(x, true);
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assert(x == -123456789);
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}
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{
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testbuf<wchar_t> sb(L" -$1,234,567.89");
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std::wistream is(&sb);
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is.imbue(std::locale("en_US"));
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long double x = 0;
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is >> std::get_money(x, false);
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assert(x == -123456789);
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}
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{
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testbuf<wchar_t> sb(L" -USD 1,234,567.89");
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std::wistream is(&sb);
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is.imbue(std::locale("en_US"));
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long double x = 0;
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is >> std::get_money(x, true);
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assert(x == -123456789);
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}
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}
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