105 lines
3.7 KiB
C++
105 lines
3.7 KiB
C++
/** @file Collector.test.cpp
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*
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* @author Roland Conybeare, Dec 2025
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*
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* NOTE: properly unit testing gc behavior requires
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* xo-object2 dependency;
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* see xo-object2/utest
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**/
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#include "Collector.hpp"
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#include "gc/ICollector_DX1Collector.hpp"
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//#include "gc/DX1Collector.hpp"
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#include <xo/indentlog/print/tag.hpp>
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#include <catch2/catch.hpp>
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namespace xo {
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using xo::mm::ACollector;
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using xo::mm::CollectorConfig;
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using xo::mm::DX1Collector;
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using xo::mm::ArenaConfig;
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using xo::mm::generation;
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using xo::mm::c_max_generation;
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namespace ut {
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// checklist
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// - obj<ACollector> constructible [ ]
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// - obj<ACollector> truthy [ ]
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TEST_CASE("collector-any-null", "[alloc2][gc][ACollector]")
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{
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/* empty variant collector */
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obj<ACollector> gc1;
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REQUIRE(!gc1);
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REQUIRE(gc1.iface() != nullptr);
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REQUIRE(gc1.data() == nullptr);
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}
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TEST_CASE("DX1Collector-1", "[alloc2][gc][DX1Collector]")
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{
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ArenaConfig arena_cfg = { .name_ = "_test_unused",
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.size_ = 4*1024*1024,
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.store_header_flag_ = true,
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.header_size_mask_ = 0x0000ffff, };
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CollectorConfig cfg = { .arena_config_ = arena_cfg,
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.n_generation_ = 2,
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.gc_trigger_v_ = {{64*1024, 1024*1024, 0, 0,
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0, 0, 0, 0,
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0, 0, 0, 0,
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0, 0, 0, 0}} };
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DX1Collector gc = DX1Collector{cfg};
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generation g0 = generation{0};
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REQUIRE(gc.to_space(g0));
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REQUIRE(gc.from_space(g0));
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REQUIRE(gc.to_space(g0)->is_mapped());
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REQUIRE(gc.from_space(g0)->is_mapped());
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generation g1 = generation{1};
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REQUIRE(gc.to_space(g1));
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REQUIRE(gc.from_space(g1));
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REQUIRE(gc.to_space(g1)->is_mapped());
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REQUIRE(gc.from_space(g1)->is_mapped());
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/* verify from/to x N/T are unique */
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REQUIRE(gc.to_space(g0) != gc.from_space(g0));
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REQUIRE(gc.to_space(g1) != gc.to_space(g0));
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REQUIRE(gc.from_space(g1) != gc.from_space(g0));
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REQUIRE(gc.to_space(g0) != gc.from_space(g1));
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for (generation gi = generation(2); gi < c_max_generation; ++gi) {
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INFO(xtag("gi", gi));
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REQUIRE(!gc.to_space(gi));
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REQUIRE(!gc.from_space(gi));
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REQUIRE(!gc.space_storage_[0][gi].is_mapped());
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REQUIRE(!gc.space_storage_[1][gi].is_mapped());
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}
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}
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TEST_CASE("collector-x1-obj", "[alloc2][gc]")
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{
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ArenaConfig arena_cfg = { .name_ = "_test_unused",
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.size_ = 4*1024*1024,
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.store_header_flag_ = true,
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.header_size_mask_ = 0x0000ffff, };
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CollectorConfig cfg = { .arena_config_ = arena_cfg,
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.n_generation_ = 2,
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.gc_trigger_v_ = {{64*1024, 1024*1024, 0, 0,
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0, 0, 0, 0,
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0, 0, 0, 0,
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0, 0, 0, 0}} };
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DX1Collector gc = DX1Collector{cfg};
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/* typed collector */
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obj<ACollector, DX1Collector> x1(&gc);
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}
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}
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}
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/* end Collector.test.cpp */
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