MushMachine/systems/simple_velocity/test/simple_velocity_test.cpp

31 lines
660 B
C++

#include <gtest/gtest.h>
#include <mm/engine_fwd.hpp>
#include <entt/entity/registry.hpp>
#include <mm/systems/simple_velocity_system2d.hpp>
TEST(simple_velocity_2d, basic_run) {
MM::Scene scene;
// setup v system
MM::AddSystemToScene(scene, MM::Systems::SimpleVelocity);
auto e = scene.create();
auto& t = scene.emplace<MM::Components::Transform2D>(e);
auto& v = scene.emplace<MM::Components::Velocity2D>(e);
t.position = { 0.f, 0.f };
t.rotation = 0.f;
v.velocity = { 1.f, 1.f };
v.rotation = 0.f;
::MM::EachSystemInScene(scene, [&](::MM::Scene& s, ::MM::System& fn) {
fn(s, 1.f/60.f);
});
ASSERT_EQ(t.position.x, 1.f * 1.f/60.f);
}