xo-umbrella2/utest/GCObjectStore.test.cpp

94 lines
2.8 KiB
C++

/** @file GCObjectStore.test.cpp
*
* @author Roland Conybeare, Apr 2026
**/
#include <xo/object2/List.hpp>
#include <xo/object2/Integer.hpp>
#include <xo/gc/GCObjectStore.hpp>
#include <xo/alloc2/GCObject.hpp>
#include <xo/indentlog/scope.hpp>
#include <catch2/catch.hpp>
namespace ut {
using xo::scm::DList;
using xo::scm::DInteger;
using xo::mm::GCObjectStoreConfig;
using xo::mm::GCObjectStore;
using xo::mm::AGCObject;
using xo::mm::ArenaConfig;
using xo::facet::typeseq;
using xo::facet::impl_for;
using xo::scope;
using std::size_t;
using std::uint32_t;
namespace {
struct Testcase {
explicit Testcase(uint32_t n_gen, uint32_t n_survive,
size_t gc_z, uint32_t type_z)
: n_gen_{n_gen},
n_survive_{n_survive},
gc_size_{gc_z},
object_type_z_{type_z}
{}
/** number of generations in gco store **/
uint32_t n_gen_ = 0;
/** object promotes on surviving this many gc cycles **/
uint32_t n_survive_ = 0;
/** size of each generation's half-space, in bytes **/
size_t gc_size_ = 0;
/** Storage for object type array, in bytes.
* (need to allow 1 pointer per type)
**/
uint32_t object_type_z_ = 0;
};
static std::vector<Testcase> s_testcase_v = {
/** n_gen, n_survive, gc_size, object_type_z **/
Testcase(2, 4, 16 * 1024, 8 * 128),
};
}
TEST_CASE("GCObjectStore-1", "[GCObjectStore]")
{
constexpr bool c_debug_flag = false;
scope log(XO_DEBUG(c_debug_flag));
for (size_t i_tc = 0, n_tc = s_testcase_v.size(); i_tc < n_tc; ++i_tc) {
const Testcase & tc = s_testcase_v[i_tc];
/** config for each half-space **/
ArenaConfig arena_config
= (ArenaConfig()
.with_name("arena-name-not-used")
.with_size(tc.gc_size_)
.with_store_header_flag(true));
GCObjectStoreConfig gcos_config(arena_config,
tc.n_gen_,
tc.n_survive_,
tc.object_type_z_,
c_debug_flag);
// object type storage will be empty unless we install a type.
GCObjectStore gcos(gcos_config);
REQUIRE(gcos.is_type_installed(typeseq::id<DList>()) == false);
//REQUIRE(nullptr == gcos.lookup_type(typeseq::id<DList>()));
#ifdef NOT_YET
// // Usual path would be via ACollector interface; that's inconvenient here
//
#endif
}
}
} /*namespace ut*/
/* end GCObjectStore.test.cpp */