#include <complex>
#include <type_traits>
#include <cassert>
#include "../cases.h"
template <class T>
void
test(T x, typename std::enable_if<std::is_integral<T>::value>::type* = 0)
{
static_assert((std::is_same<decltype(std::imag(x)), double>::value), "");
assert(std::imag(x) == 0);
}
template <class T>
void
test(T x, typename std::enable_if<!std::is_integral<T>::value>::type* = 0)
{
static_assert((std::is_same<decltype(std::imag(x)), T>::value), "");
assert(std::imag(x) == 0);
}
template <class T>
void
test()
{
test<T>(0);
test<T>(1);
test<T>(10);
}
int main()
{
test<float>();
test<double>();
test<long double>();
test<int>();
test<unsigned>();
test<long long>();
}