#include <nexus/test.hh>

#include <clean-core/unique_function.hh>

namespace

{

struct callable_t

{

void operator()() {}

};

void void_func() {}

}

TEST("cc::unique_function")

{

cc::unique_function<int(int)> f;

CHECK(!f);

f = [](int i) { return i * 2; };

CHECK(f(7) == 14);

auto f2 = cc::move(f);

CHECK(!f);

CHECK(f2(8) == 16);

}

TEST("cc::unique_function compilation", disabled)

{

auto lambda = []() -> void {};

cc::function_ptr<void()> ptr = +[]() -> void {};

callable_t type;

cc::unique_function<void()> f_tl = type;

cc::unique_function<void()> f_tr = callable_t{};

cc::unique_function<void()> f_ll = lambda;

cc::unique_function<void()> f_lr = [type]() -> void { (void)type; };

cc::unique_function<void()> f_ptrl = ptr;

cc::unique_function<void()> f_ptrr = +[]() -> void {};

cc::unique_function<void()> f_ptrf = void_func;

CHECK(true);

}