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storage: test the proper use of component traits by the storage iterator

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This commit is contained in:
Michele Caini
2022-08-30 12:13:57 +02:00
parent a50cc628ec
commit 9a97a57423
1 changed files with 16 additions and 1 deletions
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17
test/entt/entity/storage.cpp
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@@ -83,7 +83,7 @@ struct create_from_constructor {
template<>
struct entt::component_traits<std::unordered_set<char>> {
static constexpr auto in_place_delete = true;
static constexpr auto page_size = 128u;
static constexpr auto page_size = 4u;
};
inline bool operator==(const boxed_int &lhs, const boxed_int &rhs) {
@@ -1199,6 +1199,21 @@ TEST(Storage, IteratorConversion) {
ASSERT_NE(++cit, it);
}
TEST(Storage, IteratorPageSizeAwareness) {
entt::storage<std::unordered_set<char>> pool;
constexpr auto page_size = entt::component_traits<std::unordered_set<char>>::page_size;
const std::unordered_set<char> check{'c'};
for(unsigned int next{}; next < page_size; ++next) {
pool.emplace(entt::entity{next});
}
pool.emplace(entt::entity{page_size}, check);
// test the proper use of component traits by the storage iterator
ASSERT_EQ(*pool.begin(), check);
}
TEST(Storage, Iterable) {
using iterator = typename entt::storage<boxed_int>::iterable::iterator;