NazaraEngine/tests/SDK/NDK/World.cpp

103 lines
2.2 KiB
C++

#include <NDK/World.hpp>
#include <NDK/Component.hpp>
#include <Catch/catch.hpp>
namespace
{
class UpdatableComponent : public Ndk::Component<UpdatableComponent>
{
public:
bool IsUpdated()
{
return m_updated;
}
void SetUpdated()
{
m_updated = true;
}
static Ndk::ComponentIndex componentIndex;
private:
bool m_updated = false;
};
Ndk::ComponentIndex UpdatableComponent::componentIndex;
class UpdateSystem : public Ndk::System<UpdateSystem>
{
public:
UpdateSystem()
{
Requires<UpdatableComponent>();
}
~UpdateSystem() = default;
static Ndk::SystemIndex systemIndex;
private:
void OnUpdate(float /*elapsedTime*/) override
{
for (const Ndk::EntityHandle& entity : GetEntities())
{
UpdatableComponent& updatable = entity->GetComponent<UpdatableComponent>();
updatable.SetUpdated();
}
}
};
Ndk::SystemIndex UpdateSystem::systemIndex;
}
SCENARIO("World", "[NDK][WORLD]")
{
GIVEN("A brave new world and the update system")
{
Ndk::World world(false);
Ndk::BaseSystem& system = world.AddSystem<UpdateSystem>();
WHEN("We had a new entity with an updatable component and a system")
{
const Ndk::EntityHandle& entity = world.CreateEntity();
UpdatableComponent& component = entity->AddComponent<UpdatableComponent>();
THEN("We can get our entity and our system")
{
const Ndk::EntityHandle& fetchedEntity = world.GetEntity(entity->GetId());
REQUIRE(fetchedEntity->GetWorld() == &world);
}
THEN("We can clone it")
{
const Ndk::EntityHandle& clone = world.CloneEntity(entity->GetId());
REQUIRE(world.IsEntityValid(clone));
}
}
AND_WHEN("We update our world with our entity")
{
REQUIRE(&world.GetSystem(UpdateSystem::systemIndex) == &world.GetSystem<UpdateSystem>());
Ndk::EntityHandle entity = world.CreateEntity();
UpdatableComponent& component = entity->AddComponent<UpdatableComponent>();
THEN("Our entity component must be updated")
{
world.Update(1.f);
REQUIRE(component.IsUpdated());
}
THEN("We kill our entity")
{
REQUIRE(entity->IsValid());
world.KillEntity(entity);
world.Update(1.f);
REQUIRE(!world.IsEntityValid(entity));
}
}
}
}