int main(int, char**)
{
{
using E = MoveOnly;
using Tup = std::tuple<E, E, E>;
static_assert(test_convertible<Tup, E, E, E>(), "");
Tup t = {E(0), E(1)};
static_assert(test_convertible<Tup, E, E>(), "");
assert(std::get<0>(t) == 0);
assert(std::get<1>(t) == 1);
assert(std::get<2>(t) == MoveOnly());
Tup t2 = {E(0)};
static_assert(test_convertible<Tup, E>(), "");
assert(std::get<0>(t) == 0);
assert(std::get<1>(t) == E());
assert(std::get<2>(t) == E());
}
// Check that SFINAE is properly applied with the default reduced arity
// constructor extensions.
test_default_constructible_extension_sfinae();
test_example_from_docs();
return 0;
}
int main()
{
{
std::tuple<MoveOnly> t(MoveOnly(0));
assert(std::get<0>(t) == 0);
}
{
std::tuple<MoveOnly, MoveOnly> t(MoveOnly(0), MoveOnly(1));
assert(std::get<0>(t) == 0);
assert(std::get<1>(t) == 1);
}
{
std::tuple<MoveOnly, MoveOnly, MoveOnly> t(MoveOnly(0),
MoveOnly(1),
MoveOnly(2));
assert(std::get<0>(t) == 0);
assert(std::get<1>(t) == 1);
assert(std::get<2>(t) == 2);
}
// extensions
#ifdef _LIBCPP_VERSION
{
std::tuple<MoveOnly, MoveOnly, MoveOnly> t(MoveOnly(0),
MoveOnly(1));
assert(std::get<0>(t) == 0);
assert(std::get<1>(t) == 1);
assert(std::get<2>(t) == MoveOnly());
}
{
std::tuple<MoveOnly, MoveOnly, MoveOnly> t(MoveOnly(0));
assert(std::get<0>(t) == 0);
assert(std::get<1>(t) == MoveOnly());
assert(std::get<2>(t) == MoveOnly());
}
#endif
#if TEST_STD_VER > 11
{
constexpr std::tuple<Empty> t0{Empty()};
}
{
constexpr std::tuple<A, A> t(3, 2);
static_assert(std::get<0>(t).id_ == 3, "");
}
#endif
// Check that SFINAE is properly applied with the default reduced arity
// constructor extensions.
test_default_constructible_extension_sfinae();
}
