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libcxx/test/std/input.output/iostream.format/ext.manip/get_money.pass.cpp

77 lines
2.0 KiB
C++

//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <iomanip>
// template <class moneyT> T7 get_money(moneyT& mon, bool intl = false);
// REQUIRES: locale.en_US.UTF-8
#include <iomanip>
#include <istream>
#include <cassert>
#include "platform_support.h" // locale name macros
template <class CharT>
struct testbuf
: public std::basic_streambuf<CharT>
{
typedef std::basic_string<CharT> string_type;
typedef std::basic_streambuf<CharT> base;
private:
string_type str_;
public:
testbuf() {}
testbuf(const string_type& str)
: str_(str)
{
base::setg(const_cast<CharT*>(str_.data()),
const_cast<CharT*>(str_.data()),
const_cast<CharT*>(str_.data()) + str_.size());
}
};
int main()
{
{
testbuf<char> sb(" -$1,234,567.89");
std::istream is(&sb);
is.imbue(std::locale(LOCALE_en_US_UTF_8));
long double x = 0;
is >> std::get_money(x, false);
assert(x == -123456789);
}
{
testbuf<char> sb(" -USD 1,234,567.89");
std::istream is(&sb);
is.imbue(std::locale(LOCALE_en_US_UTF_8));
long double x = 0;
is >> std::get_money(x, true);
assert(x == -123456789);
}
{
testbuf<wchar_t> sb(L" -$1,234,567.89");
std::wistream is(&sb);
is.imbue(std::locale(LOCALE_en_US_UTF_8));
long double x = 0;
is >> std::get_money(x, false);
assert(x == -123456789);
}
{
testbuf<wchar_t> sb(L" -USD 1,234,567.89");
std::wistream is(&sb);
is.imbue(std::locale(LOCALE_en_US_UTF_8));
long double x = 0;
is >> std::get_money(x, true);
assert(x == -123456789);
}
}