37 lines
1.5 KiB
C++
37 lines
1.5 KiB
C++
#include <gtest/gtest.h>
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#include <atomic>
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#include <memory>
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#include <thread>
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#include "renderive/renderable/Renderable.hpp"
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#include "renderive/scene/Scene.hpp"
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struct Scene2D_Context_Test_Renderable : Renderable_Base {
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explicit Scene2D_Context_Test_Renderable(Scene_Base& scene) : Renderable_Base(scene, {.cache_enabled = false}) {}
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void render(const Scene_Render_Context& context) override {
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++render_count;
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scene_is_2d = dynamic_cast<Scene_2D_Base*>(context.scene) != nullptr;
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render_thread = std::this_thread::get_id();
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}
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std::atomic<int> render_count{};
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bool scene_is_2d{};
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std::thread::id render_thread;
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};
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TEST(scene2d_context_test, swaps_renderable_cache_and_renders_in_background) {
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Scene2D_Context<> scene;
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const auto caller_thread = std::this_thread::get_id();
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auto first = std::make_shared<Scene2D_Context_Test_Renderable>(scene);
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auto second = std::make_shared<Scene2D_Context_Test_Renderable>(scene);
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scene.attach_renderable(first);
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scene.render();
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scene.wait_for_render();
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EXPECT_EQ(first->render_count.load(), 1);
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EXPECT_TRUE(first->scene_is_2d);
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EXPECT_NE(first->render_thread, caller_thread);
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scene.detach_renderable(*first);
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scene.attach_renderable(second);
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scene.render();
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scene.wait_for_render();
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EXPECT_EQ(first->render_count.load(), 1);
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EXPECT_EQ(second->render_count.load(), 1);
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EXPECT_EQ(scene.frame_control_strategy->frame_control_state().publish_revision, 2);
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}
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