287 lines
8.5 KiB
C++
287 lines
8.5 KiB
C++
#include <ecs/entity.hpp>
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#include <memory/reference.hpp>
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#include <memory/scope.hpp>
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#include <ranges>
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#include <surface/components.hpp>
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#include <surface/requests/surface.hpp>
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#include <surface/system.hpp>
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#include <test/test.hpp>
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using namespace lt;
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using std::ignore;
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using surface::SurfaceComponent;
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using surface::System;
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using test::Case;
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using test::expect_eq;
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using test::expect_ne;
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using test::expect_not_nullptr;
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using test::expect_throw;
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using test::Suite;
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[[nodiscard]] auto tick_info() -> app::TickInfo
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{
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return {
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.delta_time = std::chrono::milliseconds { 16 },
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.budget = std::chrono::milliseconds { 10 },
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.start_time = std::chrono::steady_clock::now(),
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};
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}
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constexpr auto title = "TestWindow";
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constexpr auto width = 800u;
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constexpr auto height = 600u;
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constexpr auto vsync = true;
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constexpr auto visible = false;
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template<class... Ts>
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struct overloads: Ts...
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{
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using Ts::operator()...;
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};
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class Fixture
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{
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public:
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[[nodiscard]] auto registry() -> memory::Ref<ecs::Registry>
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{
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return m_registry;
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}
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auto create_component(
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SurfaceComponent::CreateInfo info = SurfaceComponent::CreateInfo {
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.title = title,
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.resolution = { width, height },
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.vsync = vsync,
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.visible = visible,
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}
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) -> std::optional<SurfaceComponent *>
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{
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auto entity = m_registry->create_entity();
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m_system.create_surface_component(entity, info);
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return &m_registry->get<SurfaceComponent>(entity);
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}
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void check_values(SurfaceComponent *component)
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{
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#ifdef LIGHT_PLATFORM_LINUX
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expect_not_nullptr(component->get_native_data().display);
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expect_ne(component->get_native_data().window, 0);
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#endif
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expect_eq(component->get_resolution().x, width);
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expect_eq(component->get_resolution().y, height);
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expect_eq(component->get_title(), title);
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expect_eq(component->is_vsync(), vsync);
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expect_eq(component->is_visible(), visible);
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}
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private:
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memory::Ref<ecs::Registry> m_registry = memory::create_ref<ecs::Registry>();
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System m_system { m_registry };
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};
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Suite raii = "raii"_suite = [] {
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// should trigger memory sanitizer error
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//
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int x; // uninitialized
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int y = x + 1; // use of uninitialized value
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printf("y = %d\n", y);
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};
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// Case { "happy path won't throw" } = [] {
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// auto fixture = Fixture {};
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// ignore = System { fixture.registry() };
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// };
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//
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// Case { "many won't freeze/throw" } = [] {
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// auto fixture = Fixture {};
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// for (auto idx : std::views::iota(0, 250))
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// {
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// ignore = System { fixture.registry() };
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// }
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// };
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//
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// Case { "unhappy path throws" } = [] {
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// expect_throw([] { ignore = System { {} }; });
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// };
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//
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// Case { "post construct has correct state" } = [] {
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// auto fixture = Fixture {};
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// auto system = System { fixture.registry() };
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// expect_eq(fixture.registry()->view<SurfaceComponent>().get_size(), 0);
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// };
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//
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// Case { "post destruct has correct state" } = [] {
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// auto fixture = Fixture {};
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// auto system = memory::create_scope<System>(fixture.registry());
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//
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// fixture.create_component();
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// expect_eq(fixture.registry()->view<SurfaceComponent>().get_size(), 1);
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//
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// system.reset();
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// expect_eq(fixture.registry()->view<SurfaceComponent>().get_size(), 0);
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// };
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// };
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//
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// Suite system_events = "system_events"_suite = [] {
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// Case { "on_register won't throw" } = [] {
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// auto fixture = Fixture {};
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// auto system = System { fixture.registry() };
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//
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// system.on_register();
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// expect_eq(fixture.registry()->view<SurfaceComponent>().get_size(), 0);
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// };
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//
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// Case { "on_unregister won't throw" } = [] {
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// auto fixture = Fixture {};
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// auto system = System { fixture.registry() };
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//
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// system.on_register();
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// system.on_unregister();
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// expect_eq(fixture.registry()->view<SurfaceComponent>().get_size(), 0);
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// };
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// };
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//
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// Suite registry_events = "registry_events"_suite = [] {
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// Case { "on_construct<SurfaceComponent> initializes component" } = [] {
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// auto fixture = Fixture {};
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//
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// const auto &component = fixture.create_component();
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// expect_eq(fixture.registry()->view<SurfaceComponent>().get_size(), 1);
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// fixture.check_values(*component);
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// };
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//
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// Case { "unhappy on_construct<SurfaceComponent> throws" } = [] {
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// auto fixture = Fixture {};
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// auto system = System { fixture.registry() };
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//
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// expect_throw([&] { fixture.create_component({ .resolution = { width, 0 } }); });
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//
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// expect_throw([&] { fixture.create_component({ .resolution = { 0, height } }); });
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//
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// expect_throw([&] {
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// fixture.create_component(
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// { .title = "", .resolution = { SurfaceComponent::max_dimension + 1, height } }
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// );
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// });
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//
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// expect_throw([&] {
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// fixture.create_component(
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// { .title = "", .resolution = { width, SurfaceComponent::max_dimension + 1 } }
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// );
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// });
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//
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// auto big_str = std::string {};
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// big_str.resize(SurfaceComponent::max_title_length + 1);
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// expect_throw([&] {
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// fixture.create_component({ .title = big_str, .resolution = { width, height } });
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// });
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// };
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//
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// Case { "unhappy on_construct<SurfaceComponent> removes component" } = [] {
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// auto fixture = Fixture {};
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// auto system = System { fixture.registry() };
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//
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// expect_throw([&] { fixture.create_component({ .resolution = { width, 0 } }); });
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// expect_eq(fixture.registry()->view<SurfaceComponent>().get_size(), 0);
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// };
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//
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// Case { "on_destrroy<SurfaceComponent> cleans up component" } = [] {
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// auto fixture = Fixture {};
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// auto system = memory::create_scope<System>(fixture.registry());
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//
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// const auto &component = fixture.create_component();
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// expect_eq(fixture.registry()->view<SurfaceComponent>().get_size(), 1);
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// fixture.check_values(*component);
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//
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// system.reset();
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// expect_eq(fixture.registry()->view<SurfaceComponent>().get_size(), 0);
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// };
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// };
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//
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// Suite tick = "tick"_suite = [] {
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// Case { "ticking on empty registry won't throw" } = [] {
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// auto fixture = Fixture {};
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// System { fixture.registry() }.tick(tick_info());
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// };
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//
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// Case { "ticking on non-empty registry won't throw" } = [] {
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// auto fixture = Fixture {};
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// auto system = System { fixture.registry() };
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//
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// fixture.create_component();
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// system.tick(tick_info());
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// };
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// };
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//
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// Suite tick_handles_events = "tick_handles_events"_suite = [] {
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// Case { "ticking clears previous tick's events" } = [] {
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// auto fixture = Fixture {};
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// auto system = System { fixture.registry() };
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// auto &surface = **fixture.create_component();
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//
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// // flush window-creation events
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// system.tick(tick_info());
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// expect_eq(surface.peek_events().size(), 0);
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//
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// surface.push_event(surface::MovedEvent({}, {}));
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// expect_eq(surface.peek_events().size(), 1);
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//
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// surface.push_event(surface::ButtonPressedEvent({}));
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// expect_eq(surface.peek_events().size(), 2);
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//
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// system.tick(tick_info());
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// expect_eq(surface.peek_events().size(), 0);
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// };
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// };
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//
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// Suite tick_handles_requests = "tick_handles_requests"_suite = [] {
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// Case { "ticking clears requests" } = [] {
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// auto fixture = Fixture {};
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// auto system = System { fixture.registry() };
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// auto &surface = **fixture.create_component();
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//
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// constexpr auto title = "ABC";
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// constexpr auto position = math::ivec2 { 50, 50 };
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// constexpr auto resolution = math::uvec2 { 50, 50 };
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//
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// expect_eq(surface.peek_requests().size(), 0);
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//
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// surface.push_request(surface::ModifyVisibilityRequest(true));
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// expect_eq(surface.peek_requests().size(), 1);
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// system.tick(tick_info());
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// expect_eq(surface.peek_requests().size(), 0);
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//
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// surface.push_request(surface::ModifyTitleRequest(title));
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// expect_eq(surface.peek_requests().size(), 1);
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//
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// surface.push_request(surface::ModifyResolutionRequest(resolution));
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// surface.push_request(surface::ModifyPositionRequest(position));
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// expect_eq(surface.peek_requests().size(), 1 + 2);
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//
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// surface.push_request(surface::ModifyVisibilityRequest(false));
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// surface.push_request(surface::ModifyVisibilityRequest(true));
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// surface.push_request(surface::ModifyVisibilityRequest(false));
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// expect_eq(surface.peek_requests().size(), 1 + 2 + 3);
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//
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// system.tick(tick_info());
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// expect_eq(surface.peek_requests().size(), 0);
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//
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// expect_eq(surface.get_title(), title);
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// expect_eq(surface.get_position(), position);
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// expect_eq(surface.get_resolution(), resolution);
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//
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// log_dbg("EVENT COUNT: {}", surface.peek_events().size());
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// for (const auto &event : surface.peek_events())
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// {
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// const auto visitor = overloads {
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// [&](auto event) { log_dbg("event: {}", event.to_string()); },
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// };
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//
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// std::visit(visitor, event);
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// }
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// };
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// };
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