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//===----------------------------------------------------------------------===//
//
// 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.
//
//===----------------------------------------------------------------------===//
// <complex>
// template<class T, class charT, class traits>
// basic_istream<charT, traits>&
// operator>>(basic_istream<charT, traits>& is, complex<T>& x);
#include <complex>
#include <sstream>
#include <cassert>
int main()
{
{
std::istringstream is("5");
std::complex<double> c;
is >> c;
assert(c == std::complex<double>(5, 0));
assert(is.eof());
}
{
std::istringstream is(" 5 ");
std::complex<double> c;
is >> c;
assert(c == std::complex<double>(5, 0));
assert(is.good());
}
{
std::istringstream is(" 5, ");
std::complex<double> c;
is >> c;
assert(c == std::complex<double>(5, 0));
assert(is.good());
}
{
std::istringstream is(" , 5, ");
std::complex<double> c;
is >> c;
assert(c == std::complex<double>(0, 0));
assert(is.fail());
}
{
std::istringstream is("5.5 ");
std::complex<double> c;
is >> c;
assert(c == std::complex<double>(5.5, 0));
assert(is.good());
}
{
std::istringstream is(" ( 5.5 ) ");
std::complex<double> c;
is >> c;
assert(c == std::complex<double>(5.5, 0));
assert(is.good());
}
{
std::istringstream is(" 5.5)");
std::complex<double> c;
is >> c;
assert(c == std::complex<double>(5.5, 0));
assert(is.good());
}
{
std::istringstream is("(5.5 ");
std::complex<double> c;
is >> c;
assert(c == std::complex<double>(0, 0));
assert(is.fail());
}
{
std::istringstream is("(5.5,");
std::complex<double> c;
is >> c;
assert(c == std::complex<double>(0, 0));
assert(is.fail());
}
{
std::istringstream is("( -5.5 , -6.5 )");
std::complex<double> c;
is >> c;
assert(c == std::complex<double>(-5.5, -6.5));
assert(!is.eof());
}
{
std::istringstream is("(-5.5,-6.5)");
std::complex<double> c;
is >> c;
assert(c == std::complex<double>(-5.5, -6.5));
assert(!is.eof());
}
}
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