#include <cassert>
#include <functional>
#include <random>
#include "prime.h"

const std::size_t N = 10000;

auto seed = std::random_device()();

template<typename F> std::size_t test(F f)
{
	using T = typename decltype(std::function{f})::argument_type;
	
	std::size_t count = 0;
	std::mt19937 generator(seed);
	std::uniform_int_distribution<T> distribution;
	auto rng = std::bind(distribution, generator);
	
	for(std::size_t i = 0; i < N; ++i)
		if(f(rng()) == true)
			++count;
	
	return count;
}

int main()
{
	int a = test(is_prime<int>), b = test(is_prime2<int>), c = test(is_prime3<int>);
	assert(a == b && b == c);
}