cxx/test/numerics/complex.number/complex.members/real_imag.pass.cpp

//===----------------------------------------------------------------------===//
//
//                     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>

// void real(T val);
// void imag(T val);

#include <complex>
#include <cassert>

template <class T>
void
test()
{
    std::complex<T> c;
    assert(c.real() == 0);
    assert(c.imag() == 0);
    c.real(3.5);
    assert(c.real() == 3.5);
    assert(c.imag() == 0);
    c.imag(4.5);
    assert(c.real() == 3.5);
    assert(c.imag() == 4.5);
    c.real(-4.5);
    assert(c.real() == -4.5);
    assert(c.imag() == 4.5);
    c.imag(-5.5);
    assert(c.real() == -4.5);
    assert(c.imag() == -5.5);
}

int main()
{
    test<float>();
    test<double>();
    test<long double>();
}