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#include <frozen/string.h>
#include <frozen/unordered_set.h>
#include <frozen/bits/elsa_std.h>
#include <iostream>
#include <unordered_set>
#include <string>
#include "bench.hpp"
#include "catch.hpp"
TEST_CASE("singleton frozen unordered set", "[unordered set]") {
constexpr frozen::unordered_set<int, 1> ze_set{1};
constexpr auto empty = ze_set.empty();
REQUIRE(!empty);
constexpr auto size = ze_set.size();
REQUIRE(size == 1);
constexpr auto max_size = ze_set.max_size();
REQUIRE(max_size == 1);
constexpr auto nocount = ze_set.count(3);
REQUIRE(nocount == 0);
constexpr auto count = ze_set.count(1);
REQUIRE(count == 1);
auto notfound = ze_set.find(3);
REQUIRE(notfound == ze_set.end());
auto found = ze_set.find(1);
REQUIRE(found == ze_set.begin());
auto range = ze_set.equal_range(1);
REQUIRE(std::get<0>(range) == ze_set.begin());
REQUIRE(std::get<1>(range) == ze_set.end());
auto begin = ze_set.begin(), end = ze_set.end();
REQUIRE(begin != end);
// auto constexpr key_hash = ze_set.hash_function();
// auto constexpr key_hashed = key_hash(1);
// REQUIRE(key_hashed);
auto constexpr key_eq = ze_set.key_eq();
auto constexpr value_comparison = key_eq(11, 11);
REQUIRE(value_comparison);
auto cbegin = ze_set.cbegin(), cend = ze_set.cend();
REQUIRE(cbegin < cend);
std::for_each(ze_set.begin(), ze_set.end(), [](int) {});
}
TEST_CASE("tripleton str frozen unordered set", "[unordered set]") {
constexpr frozen::unordered_set<uint16_t, 3> ze_set{1, 2, 3};
constexpr auto empty = ze_set.empty();
REQUIRE(!empty);
constexpr auto size = ze_set.size();
REQUIRE(size == 3);
constexpr auto max_size = ze_set.max_size();
REQUIRE(max_size == 3);
const auto nocount = ze_set.count(4);
REQUIRE(nocount == 0);
constexpr auto count = ze_set.count(1);
REQUIRE(count == 1);
auto notfound = ze_set.find(4);
REQUIRE(notfound == ze_set.end());
auto found = ze_set.find(1);
REQUIRE(found == ze_set.begin());
auto range = ze_set.equal_range(1);
REQUIRE(std::get<0>(range) != ze_set.end());
auto begin = ze_set.begin(), end = ze_set.end();
REQUIRE(begin != end);
// auto constexpr key_hash = ze_set.hash_function();
// auto constexpr key_hashed = key_hash(1);
// REQUIRE(key_hashed);
auto constexpr key_eq = ze_set.key_eq();
auto constexpr value_comparison = key_eq(11, 11);
REQUIRE(value_comparison);
auto cbegin = ze_set.cbegin(), cend = ze_set.cend();
REQUIRE(cbegin != cend);
std::for_each(ze_set.begin(), ze_set.end(), [](uint16_t const &) {});
}
TEST_CASE("frozen::unordered_set<int> <> std::unordered_set",
"[unordered_set]") {
#define INIT_SEQ \
19, 1, 2, 4, 5, 6, 7, 8, 9, 10, 11, 111, 1112, 1115, 1118, 1110, 1977, 177, \
277, 477, 577, 677, 777, 877, 977, 1077, 1177, 11177, 111277, 111577, \
111877, 111077, 1999, 199, 299, 499, 599, 699, 799, 899, 999, 1099, \
1199, 11199, 111299, 111599, 111899, 111099, 197799, 17799, 27799, \
47799, 57799, 67799, 77799, 87799, 97799, 107799, 117799, 1117799, \
11127799, 11157799, 11187799, 11107799, 1988, 188, 288, 488, 588, 688, \
788, 888, 988, 1088, 1188, 11188, 111288, 111588, 111888, 111088, \
197788, 17788, 27788, 47788, 57788, 67788, 77788, 87788, 97788, 107788, \
117788, 1117788, 11127788, 11157788, 11187788, 11107788, 199988, 19988, \
29988, 49988, 59988, 69988, 79988, 89988, 99988, 109988, 119988, \
1119988, 11129988, 11159988, 11189988, 11109988, 19779988, 1779988, \
2779988, 4779988, 5779988, 6779988, 7779988, 8779988, 9779988, 10779988, \
11779988, 111779988, 1112779988, 1115779988, 1118779988, 1110779988, 456
const std::unordered_set<int> std_set = {INIT_SEQ};
constexpr frozen::unordered_set<int, 129> frozen_set = {INIT_SEQ};
{
REQUIRE(std_set.size() == frozen_set.size());
for (auto v : std_set)
REQUIRE(frozen_set.count(v));
for (auto v : frozen_set)
REQUIRE(std_set.count(v));
}
}
TEST_CASE("frozen::unordered_set with enum keys", "[unordered_set]") {
enum class some_enum {
A,B,C
};
constexpr frozen::unordered_set<some_enum, 2> frozen_set = { some_enum::A, some_enum::B };
REQUIRE(frozen_set.count(some_enum::A) == 1);
REQUIRE(frozen_set.count(some_enum::C) == 0);
}
TEST_CASE("frozen::unordered_set <> frozen::make_unordered_set", "[unordered_set]") {
constexpr frozen::unordered_set<int, 129> from_ctor = { INIT_SEQ };
constexpr int init_array[]{INIT_SEQ};
constexpr auto from_c_array = frozen::make_unordered_set(init_array);
constexpr auto from_std_array = frozen::make_unordered_set(std::array<int, 129>{{INIT_SEQ}});
REQUIRE(std::equal(from_c_array.begin(), from_c_array.end(), from_std_array.begin()));
SECTION("checking size and content") {
REQUIRE(from_ctor.size() == from_c_array.size());
for (auto v : from_c_array)
REQUIRE(from_ctor.count(v));
for (auto v : from_ctor)
REQUIRE(from_c_array.count(v));
}
}
TEST_CASE("frozen::unordered_set constexpr", "[unordered_set]") {
constexpr frozen::unordered_set<unsigned, 2> ce = {3, 11};
static_assert(ce.begin() +2 == ce.end(), "");
static_assert(ce.size() == 2, "");
static_assert(ce.count(3), "");
static_assert(!ce.count(0), "");
static_assert(ce.find(0) == ce.end(), "");
static_assert(ce.contains(3), "");
static_assert(!ce.contains(0), "");
}
#ifdef FROZEN_LETITGO_HAS_DEDUCTION_GUIDES
TEST_CASE("frozen::unordered_set deduction guide", "[unordered_set]") {
constexpr frozen::unordered_set integersSet{1,2,3,4,5};
static_assert(std::is_same<
std::remove_cv_t<decltype(integersSet)>,
frozen::unordered_set<int, 5>>::value, "wrong type deduced");
}
#endif // FROZEN_LETITGO_HAS_DEDUCTION_GUIDES
struct eq {
template<class StrTy>
constexpr auto operator()(const frozen::string &frozen, const StrTy &str) const {
return frozen == frozen::string{str.data(), str.size()};
}
};
TEST_CASE("frozen::unordered_set heterogeneous lookup", "[unordered_set]") {
using namespace frozen::string_literals;
constexpr frozen::unordered_set<frozen::string, 3> set{"one"_s, "two"_s, "three"_s};
REQUIRE(set.find(std::string{"two"}, frozen::elsa<std::string>{}, eq{}) != set.end());
}
TEST_CASE("frozen::unordered_set heterogeneous container", "[unordered_set]") {
using namespace frozen::string_literals;
constexpr auto set = frozen::make_unordered_set<frozen::string>(
{"one"_s, "two"_s, "three"_s},
frozen::elsa<>{}, eq{});
REQUIRE(set.find(std::string{"two"}) != set.end());
REQUIRE(set.find(frozen::string{"two"}) != set.end());
}
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