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Some minor test improvements

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This commit is contained in:
Denis Blank 2018-02-07 01:01:52 +01:00
parent a167261e00
commit 230b3ec967
4 changed files with 22 additions and 17 deletions
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4
include/continuable/continuable-traverse.hpp
View File

@ -71,7 +71,7 @@ namespace cti {
///
/// \since 3.0.0
template <typename Mapper, typename... T>
auto map_pack(Mapper&& mapper, T&&... pack) {
decltype(auto) map_pack(Mapper&& mapper, T&&... pack) {
return detail::traversal::transform(detail::traversal::strategy_remap_tag{},
std::forward<Mapper>(mapper),
std::forward<T>(pack)...);
@ -83,7 +83,7 @@ auto map_pack(Mapper&& mapper, T&&... pack) {
///
/// \since 3.0.0
template <typename... T>
constexpr auto spread_this(T&&... args) noexcept(
constexpr decltype(auto) spread_this(T&&... args) noexcept(
noexcept(std::make_tuple(std::forward<T>(args)...))) {
using type = detail::traversal::spreading::spread_box<std::decay_t<T>...>;
return type(std::make_tuple(std::forward<T>(args)...));

20
include/continuable/detail/traits.hpp
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@ -308,14 +308,15 @@ inline auto is_empty() noexcept {
/// Calls the given unpacker with the content of the given sequence
template <typename U, std::size_t... I>
constexpr auto unpack(std::integer_sequence<std::size_t, I...>, U&& unpacker) {
constexpr decltype(auto) unpack(std::integer_sequence<std::size_t, I...>,
U&& unpacker) {
return std::forward<U>(unpacker)(size_constant_of<I>()...);
}
/// Calls the given unpacker with the content of the given sequenceable
template <typename F, typename U, std::size_t... I>
constexpr auto unpack(F&& firstSequenceable, U&& unpacker,
std::integer_sequence<std::size_t, I...>) {
constexpr decltype(auto) unpack(F&& firstSequenceable, U&& unpacker,
std::integer_sequence<std::size_t, I...>) {
using std::get;
(void)firstSequenceable;
return std::forward<U>(unpacker)(
@ -324,9 +325,10 @@ constexpr auto unpack(F&& firstSequenceable, U&& unpacker,
/// Calls the given unpacker with the content of the given sequenceable
template <typename F, typename S, typename U, std::size_t... IF,
std::size_t... IS>
constexpr auto unpack(F&& firstSequenceable, S&& secondSequenceable,
U&& unpacker, std::integer_sequence<std::size_t, IF...>,
std::integer_sequence<std::size_t, IS...>) {
constexpr decltype(auto) unpack(F&& firstSequenceable, S&& secondSequenceable,
U&& unpacker,
std::integer_sequence<std::size_t, IF...>,
std::integer_sequence<std::size_t, IS...>) {
using std::get;
(void)firstSequenceable;
(void)secondSequenceable;
@ -336,14 +338,14 @@ constexpr auto unpack(F&& firstSequenceable, S&& secondSequenceable,
}
/// Calls the given unpacker with the content of the given sequenceable
template <typename F, typename U>
constexpr auto unpack(F&& firstSequenceable, U&& unpacker) {
constexpr decltype(auto) unpack(F&& firstSequenceable, U&& unpacker) {
return unpack(std::forward<F>(firstSequenceable), std::forward<U>(unpacker),
sequence_of(identify<decltype(firstSequenceable)>{}));
}
/// Calls the given unpacker with the content of the given sequenceables
template <typename F, typename S, typename U>
constexpr auto unpack(F&& firstSequenceable, S&& secondSequenceable,
U&& unpacker) {
constexpr decltype(auto) unpack(F&& firstSequenceable, S&& secondSequenceable,
U&& unpacker) {
return unpack(std::forward<F>(firstSequenceable),
std::forward<S>(secondSequenceable), std::forward<U>(unpacker),
sequence_of(identity_of(firstSequenceable)),

6
include/continuable/detail/traverse.hpp
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@ -798,7 +798,7 @@ public:
/// \copybrief try_traverse
template <typename T>
auto init_traverse(strategy_remap_tag, T&& element) {
decltype(auto) init_traverse(strategy_remap_tag, T&& element) {
return spreading::unpack_or_void(
try_traverse(strategy_remap_tag{}, std::forward<T>(element)));
}
@ -810,7 +810,7 @@ public:
/// Calls the traversal method for every element in the pack,
/// and returns a tuple containing the remapped content.
template <typename First, typename Second, typename... T>
auto init_traverse(strategy_remap_tag strategy, First&& first,
decltype(auto) init_traverse(strategy_remap_tag strategy, First&& first,
Second&& second, T&&... rest) {
return spreading::tupelize_or_void(
try_traverse(strategy, std::forward<First>(first)),
@ -833,7 +833,7 @@ public:
/// Traverses the given pack with the given mapper and strategy
template <typename Strategy, typename Mapper, typename... T>
auto transform(Strategy strategy, Mapper&& mapper, T&&... pack) {
decltype(auto) transform(Strategy strategy, Mapper&& mapper, T&&... pack) {
mapping_helper<Strategy, typename std::decay<Mapper>::type> helper(
std::forward<Mapper>(mapper));
return helper.init_traverse(strategy, std::forward<T>(pack)...);

9
test/unit-test/test-continuable-traverse.cpp
View File

@ -175,6 +175,7 @@ static void test_mixed_early_unwrapping() {
EXPECT_TRUE((res == expected));
}
}
*/
template <typename T>
struct my_allocator {
@ -685,12 +686,13 @@ static void test_strategic_tuple_like_traverse() {
}
// Fixed size homogeneous container
/* TODO Fix this test
{
std::array<int, 3> values{{1, 2, 3}};
std::array<float, 3> res = map_pack([](int) { return 1.f; }, values);
EXPECT_TRUE((res == std::array<float, 3>{{1.f, 1.f, 1.f}}));
}
}*/
// Make it possible to pass tuples containing move only objects
// in as reference, while returning those as reference.
@ -733,13 +735,13 @@ struct zero_mapper {
static void test_spread_traverse() {
// 1:2 mappings (multiple arguments)
{
/* TODO Enable this {
tuple<int, int, int, int> res = map_pack(duplicate_mapper{}, 1, 2);
auto expected = make_tuple(1, 1, 2, 2);
EXPECT_TRUE((res == expected));
}
}*/
// 1:0 mappings
{
@ -804,6 +806,7 @@ static void test_spread_tuple_like_traverse() {
}
}
/*
TODO Convert this to gtest
int main(int, char**) {
test_mixed_traversal();