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Enabling use of smart_holder for types with non-public destructors. (#2878)

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* Enabling use of smart_holder for types with non-public destructors.

* Resolving clang-tidy error (GitHub CI).
This commit is contained in:
Ralf W. Grosse-Kunstleve
2021-02-26 17:51:50 -08:00
committed by GitHub
parent fb69079e3c
commit 01e0045547
2 changed files with 43 additions and 1 deletions
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23
tests/pure_cpp/smart_holder_poc_test.cpp
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@@ -24,6 +24,14 @@ struct functor_builtin_delete {
template <typename T>
struct functor_other_delete : functor_builtin_delete<T> {};
struct indestructible_int {
int valu;
indestructible_int(int v) : valu{v} {}
private:
~indestructible_int() = default;
};
} // namespace helpers
TEST_CASE("from_raw_ptr_unowned+as_raw_ptr_unowned", "[S]") {
@@ -279,3 +287,18 @@ TEST_CASE("error_cannot_disown_nullptr", "[E]") {
hld.as_unique_ptr<int>();
REQUIRE_THROWS_WITH(hld.as_unique_ptr<int>(), "Cannot disown nullptr (as_unique_ptr).");
}
TEST_CASE("indestructible_int-from_raw_ptr_unowned+as_raw_ptr_unowned", "[S]") {
using zombie = helpers::indestructible_int;
// Using placement new instead of plain new, to not trigger leak sanitizer errors.
static char memory_block[sizeof(zombie)];
auto *value = new (memory_block) zombie(19);
auto hld = smart_holder::from_raw_ptr_unowned(value);
REQUIRE(hld.as_raw_ptr_unowned<zombie>()->valu == 19);
}
TEST_CASE("indestructible_int-from_raw_ptr_take_ownership", "[E]") {
helpers::indestructible_int *value = nullptr;
REQUIRE_THROWS_WITH(smart_holder::from_raw_ptr_take_ownership(value),
"Pointee is not destructible (from_raw_ptr_take_ownership).");
}