113 lines
5.1 KiB
C++
113 lines
5.1 KiB
C++
#include <gtest/gtest.h>
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#include <atomic>
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#include <cstddef>
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#include <memory>
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#include <memory_resource>
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#include <vector>
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#include "renderive/base/property/Property.hpp"
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#include "renderive/real_time_data/Real_Time_Data.hpp"
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#include "renderive/renderable/Renderable.hpp"
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#include "renderive/scene/Scene.hpp"
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class Scene_Memory_Resource_Test_Resource : public std::pmr::memory_resource {
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public:
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std::size_t allocation_count() const noexcept {
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return allocation_count_.load(std::memory_order_acquire);
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}
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std::size_t deallocation_count() const noexcept {
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return deallocation_count_.load(std::memory_order_acquire);
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}
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private:
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void* do_allocate(std::size_t bytes, std::size_t alignment) override {
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allocation_count_.fetch_add(1, std::memory_order_release);
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return std::pmr::new_delete_resource()->allocate(bytes, alignment);
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}
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void do_deallocate(void* pointer, std::size_t bytes, std::size_t alignment) override {
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deallocation_count_.fetch_add(1, std::memory_order_release);
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std::pmr::new_delete_resource()->deallocate(pointer, bytes, alignment);
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}
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bool do_is_equal(const std::pmr::memory_resource& other) const noexcept override {
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return this == &other;
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}
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std::atomic<std::size_t> allocation_count_{};
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std::atomic<std::size_t> deallocation_count_{};
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};
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struct Scene_Memory_Resource_Test_Renderable : Renderable_Base {
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explicit Scene_Memory_Resource_Test_Renderable(Scene_Base& scene) : Renderable_Base(scene, {.cache_enabled = false}) {}
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void build_task_graph(Renderable_Task_Graph& graph) override {
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auto first = graph.emplace([](const Scene_Render_Context&) {}, "prepare_memory_resource_test");
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auto second = graph.emplace([](const Scene_Render_Context&) {}, "render_memory_resource_test");
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graph.precede(first, second);
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}
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};
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struct Scene_Memory_Resource_Test_Product {
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explicit Scene_Memory_Resource_Test_Product(int value) : value(value) {}
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int value;
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};
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struct Scene_Memory_Resource_Test_Properties {
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int value{};
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};
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struct Scene_Memory_Resource_Test_Property_Product {
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Scene_Memory_Resource_Test_Property_Product(const Scene_Memory_Resource_Test_Properties& properties, int offset) : value(properties.value + offset) {}
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int value;
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};
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TEST(scene_memory_resource_test, propagates_thread_safe_scene_memory_domain) {
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Scene_Memory_Resource_Test_Resource upstream;
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Scene2D_Context<> scene(upstream);
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EXPECT_EQ(&scene.upstream_memory_resource(), &upstream);
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EXPECT_NE(&scene.memory_resource(), &upstream);
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auto factory_renderable = scene.make_renderable<Scene_Memory_Resource_Test_Renderable>();
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auto independent_renderable = std::make_shared<Scene_Memory_Resource_Test_Renderable>(scene);
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EXPECT_EQ(&factory_renderable->memory_resource(), &scene.memory_resource());
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EXPECT_EQ(&independent_renderable->memory_resource(), &scene.memory_resource());
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scene.attach_renderable(factory_renderable);
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scene.attach_renderable(independent_renderable);
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scene.render();
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scene.wait_for_render();
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EXPECT_GT(upstream.allocation_count(), 0);
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}
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TEST(scene_memory_resource_test, keeps_factory_memory_domain_alive_until_renderable_release) {
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Scene_Memory_Resource_Test_Resource upstream;
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std::shared_ptr<Scene_Memory_Resource_Test_Renderable> renderable;
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{
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Scene2D_Context<> scene(upstream);
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renderable = scene.make_renderable<Scene_Memory_Resource_Test_Renderable>();
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renderable->task_graph();
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}
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renderable.reset();
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EXPECT_GT(upstream.deallocation_count(), 0);
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}
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TEST(scene_memory_resource_test, supports_independent_resource_aware_components) {
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Scene_Memory_Resource_Test_Resource memory_resource;
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Flow_Refresh_Strategy<Scene2D_Frame_Data> flow(memory_resource);
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{
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auto painter = flow.acquire_painter();
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EXPECT_TRUE(painter);
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}
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auto renderer = flow.acquire_renderer();
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EXPECT_TRUE(renderer);
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History_Real_Time_Data<int, std::pmr::vector<int>> history(memory_resource);
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history.update(1);
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history.update(2);
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EXPECT_EQ(history.size(), 2);
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Property_Builder<Scene_Memory_Resource_Test_Property_Product, Scene_Memory_Resource_Test_Properties> builder({3});
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auto product = builder.build_with_resource(memory_resource, 4);
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auto unique_product = builder.build_unique_with_resource(memory_resource, 5);
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EXPECT_EQ(product->value, 7);
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EXPECT_EQ(unique_product->value, 8);
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EXPECT_GT(memory_resource.allocation_count(), 0);
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}
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TEST(scene_memory_resource_test, keeps_independent_renderable_memory_domain_alive_until_renderable_release) {
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Scene_Memory_Resource_Test_Resource upstream;
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std::shared_ptr<Scene_Memory_Resource_Test_Renderable> renderable;
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{
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Scene2D_Context<> scene(upstream);
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renderable = std::make_shared<Scene_Memory_Resource_Test_Renderable>(scene);
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renderable->task_graph();
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}
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auto& memory_resource = renderable->memory_resource();
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void* storage = memory_resource.allocate(32, alignof(std::max_align_t));
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memory_resource.deallocate(storage, 32, alignof(std::max_align_t));
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renderable.reset();
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EXPECT_GT(upstream.deallocation_count(), 0);
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}
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