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Diffstat (limited to 'src/test/CollisionTest.cpp')
| -rw-r--r-- | src/test/CollisionTest.cpp | 391 |
1 files changed, 391 insertions, 0 deletions
diff --git a/src/test/CollisionTest.cpp b/src/test/CollisionTest.cpp new file mode 100644 index 0000000..5dbc670 --- /dev/null +++ b/src/test/CollisionTest.cpp @@ -0,0 +1,391 @@ +#include "api/BoxCollider.h" +#include "manager/Mediator.h" +#include <cmath> +#include <cstddef> +#include <gtest/gtest.h> + +#define private public +#define protected public + +#include <crepe/api/Event.h> +#include <crepe/api/GameObject.h> +#include <crepe/api/Rigidbody.h> +#include <crepe/api/Script.h> +#include <crepe/api/Transform.h> +#include <crepe/manager/ComponentManager.h> +#include <crepe/manager/EventManager.h> +#include <crepe/manager/Mediator.h> +#include <crepe/system/CollisionSystem.h> +#include <crepe/system/ScriptSystem.h> +#include <crepe/types.h> +#include <crepe/util/Log.h> + +using namespace std; +using namespace std::chrono_literals; +using namespace crepe; +using namespace testing; + +class CollisionHandler : public Script { +public: + int box_id; + function<void(const CollisionEvent & ev)> test_fn = [](const CollisionEvent & ev) {}; + + CollisionHandler(int box_id) { this->box_id = box_id; } + + bool on_collision(const CollisionEvent & ev) { + //Log::logf("Box {} script on_collision()", box_id); + test_fn(ev); + return true; + } + + void init() { + subscribe<CollisionEvent>( + [this](const CollisionEvent & ev) -> bool { return this->on_collision(ev); }); + } + void update() { + // Retrieve component from the same GameObject this script is on + } +}; + +class CollisionTest : public Test { +public: + Mediator m; + EventManager event_mgr{m}; + ComponentManager mgr{m}; + CollisionSystem collision_sys{m}; + ScriptSystem script_sys{m}; + + GameObject world = mgr.new_object("world", "", {50, 50}); + GameObject game_object1 = mgr.new_object("object1", "", {50, 50}); + GameObject game_object2 = mgr.new_object("object2", "", {50, 30}); + + CollisionHandler * script_object1_ref = nullptr; + CollisionHandler * script_object2_ref = nullptr; + + void SetUp() override { + world.add_component<Rigidbody>(Rigidbody::Data{ + // TODO: remove unrelated properties: + .body_type = Rigidbody::BodyType::STATIC, + .offset = {0, 0}, + }); + // Create a box with an inner size of 10x10 units + world.add_component<BoxCollider>(vec2{0, -100}, vec2{100, 100}); // Top + world.add_component<BoxCollider>(vec2{0, 100}, vec2{100, 100}); // Bottom + world.add_component<BoxCollider>(vec2{-100, 0}, vec2{100, 100}); // Left + world.add_component<BoxCollider>(vec2{100, 0}, vec2{100, 100}); // right + + game_object1.add_component<Rigidbody>(Rigidbody::Data{ + .mass = 1, + .gravity_scale = 0.01, + .body_type = Rigidbody::BodyType::DYNAMIC, + .linear_velocity = {0, 0}, + .constraints = {0, 0, 0}, + .elastisity_coefficient = 1, + .offset = {0, 0}, + .collision_layers = {0}, + }); + game_object1.add_component<BoxCollider>(vec2{0, 0}, vec2{10, 10}); + BehaviorScript & script_object1 + = game_object1.add_component<BehaviorScript>().set_script<CollisionHandler>(1); + script_object1_ref = static_cast<CollisionHandler *>(script_object1.script.get()); + ASSERT_NE(script_object1_ref, nullptr); + + game_object2.add_component<Rigidbody>(Rigidbody::Data{ + .mass = 1, + .gravity_scale = 0.01, + .body_type = Rigidbody::BodyType::DYNAMIC, + .linear_velocity = {0, 0}, + .constraints = {0, 0, 0}, + .elastisity_coefficient = 1, + .offset = {0, 0}, + .collision_layers = {0}, + }); + game_object2.add_component<BoxCollider>(vec2{0, 0}, vec2{10, 10}); + BehaviorScript & script_object2 + = game_object2.add_component<BehaviorScript>().set_script<CollisionHandler>(2); + script_object2_ref = static_cast<CollisionHandler *>(script_object2.script.get()); + ASSERT_NE(script_object2_ref, nullptr); + + // Ensure Script::init() is called on all BehaviorScript instances + script_sys.update(); + } +}; + +TEST_F(CollisionTest, collision_example) { + bool collision_happend = false; + script_object1_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 1); + }; + script_object2_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 2); + }; + EXPECT_FALSE(collision_happend); + collision_sys.update(); + EXPECT_FALSE(collision_happend); +} + +TEST_F(CollisionTest, collision_box_box_dynamic_both_no_velocity) { + bool collision_happend = false; + script_object1_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 1); + EXPECT_EQ(ev.info.resolution.x, 10); + EXPECT_EQ(ev.info.resolution.y, 10); + EXPECT_EQ(ev.info.resolution_direction, crepe::CollisionSystem::Direction::BOTH); + }; + script_object2_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 2); + EXPECT_EQ(ev.info.resolution.x, 10); + EXPECT_EQ(ev.info.resolution.y, 10); + EXPECT_EQ(ev.info.resolution_direction, crepe::CollisionSystem::Direction::BOTH); + }; + EXPECT_FALSE(collision_happend); + Transform & tf = this->mgr.get_components_by_id<Transform>(1).front().get(); + tf.position = {50, 30}; + collision_sys.update(); + EXPECT_TRUE(collision_happend); +} + +TEST_F(CollisionTest, collision_box_box_dynamic_x_direction_no_velocity) { + bool collision_happend = false; + script_object1_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 1); + EXPECT_EQ(ev.info.resolution.x, -5); + EXPECT_EQ(ev.info.resolution.y, 0); + EXPECT_EQ(ev.info.resolution_direction, + crepe::CollisionSystem::Direction::X_DIRECTION); + }; + script_object2_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 2); + EXPECT_EQ(ev.info.resolution.x, 5); + EXPECT_EQ(ev.info.resolution.y, 0); + EXPECT_EQ(ev.info.resolution_direction, + crepe::CollisionSystem::Direction::X_DIRECTION); + }; + EXPECT_FALSE(collision_happend); + Transform & tf = this->mgr.get_components_by_id<Transform>(1).front().get(); + tf.position = {45, 30}; + collision_sys.update(); + EXPECT_TRUE(collision_happend); +} + +TEST_F(CollisionTest, collision_box_box_dynamic_y_direction_no_velocity) { + bool collision_happend = false; + script_object1_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 1); + EXPECT_EQ(ev.info.resolution.x, 0); + EXPECT_EQ(ev.info.resolution.y, -5); + EXPECT_EQ(ev.info.resolution_direction, + crepe::CollisionSystem::Direction::Y_DIRECTION); + }; + script_object2_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 2); + EXPECT_EQ(ev.info.resolution.x, 0); + EXPECT_EQ(ev.info.resolution.y, 5); + EXPECT_EQ(ev.info.resolution_direction, + crepe::CollisionSystem::Direction::Y_DIRECTION); + }; + EXPECT_FALSE(collision_happend); + Transform & tf = this->mgr.get_components_by_id<Transform>(1).front().get(); + tf.position = {50, 25}; + collision_sys.update(); + EXPECT_TRUE(collision_happend); +} + +TEST_F(CollisionTest, collision_box_box_dynamic_both) { + bool collision_happend = false; + script_object1_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 1); + EXPECT_EQ(ev.info.resolution.x, 10); + EXPECT_EQ(ev.info.resolution.y, 10); + EXPECT_EQ(ev.info.resolution_direction, crepe::CollisionSystem::Direction::BOTH); + }; + script_object2_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 2); + EXPECT_EQ(ev.info.resolution.x, 10); + EXPECT_EQ(ev.info.resolution.y, 10); + EXPECT_EQ(ev.info.resolution_direction, crepe::CollisionSystem::Direction::BOTH); + }; + EXPECT_FALSE(collision_happend); + Transform & tf = this->mgr.get_components_by_id<Transform>(1).front().get(); + tf.position = {50, 30}; + Rigidbody & rg1 = this->mgr.get_components_by_id<Rigidbody>(1).front().get(); + rg1.data.linear_velocity = {10, 10}; + Rigidbody & rg2 = this->mgr.get_components_by_id<Rigidbody>(2).front().get(); + rg2.data.linear_velocity = {10, 10}; + collision_sys.update(); + EXPECT_TRUE(collision_happend); +} + +TEST_F(CollisionTest, collision_box_box_dynamic_x_direction) { + bool collision_happend = false; + script_object1_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 1); + EXPECT_EQ(ev.info.resolution.x, -5); + EXPECT_EQ(ev.info.resolution.y, -5); + EXPECT_EQ(ev.info.resolution_direction, + crepe::CollisionSystem::Direction::X_DIRECTION); + }; + script_object2_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 2); + EXPECT_EQ(ev.info.resolution.x, 5); + EXPECT_EQ(ev.info.resolution.y, 5); + EXPECT_EQ(ev.info.resolution_direction, + crepe::CollisionSystem::Direction::X_DIRECTION); + }; + EXPECT_FALSE(collision_happend); + Transform & tf = this->mgr.get_components_by_id<Transform>(1).front().get(); + tf.position = {45, 30}; + Rigidbody & rg1 = this->mgr.get_components_by_id<Rigidbody>(1).front().get(); + rg1.data.linear_velocity = {10, 10}; + Rigidbody & rg2 = this->mgr.get_components_by_id<Rigidbody>(2).front().get(); + rg2.data.linear_velocity = {10, 10}; + collision_sys.update(); + EXPECT_TRUE(collision_happend); +} + +TEST_F(CollisionTest, collision_box_box_dynamic_y_direction) { + bool collision_happend = false; + script_object1_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 1); + EXPECT_EQ(ev.info.resolution.x, -5); + EXPECT_EQ(ev.info.resolution.y, -5); + EXPECT_EQ(ev.info.resolution_direction, + crepe::CollisionSystem::Direction::Y_DIRECTION); + }; + script_object2_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 2); + EXPECT_EQ(ev.info.resolution.x, 5); + EXPECT_EQ(ev.info.resolution.y, 5); + EXPECT_EQ(ev.info.resolution_direction, + crepe::CollisionSystem::Direction::Y_DIRECTION); + }; + EXPECT_FALSE(collision_happend); + Transform & tf = this->mgr.get_components_by_id<Transform>(1).front().get(); + tf.position = {50, 25}; + Rigidbody & rg1 = this->mgr.get_components_by_id<Rigidbody>(1).front().get(); + rg1.data.linear_velocity = {10, 10}; + Rigidbody & rg2 = this->mgr.get_components_by_id<Rigidbody>(2).front().get(); + rg2.data.linear_velocity = {10, 10}; + collision_sys.update(); + EXPECT_TRUE(collision_happend); +} + +TEST_F(CollisionTest, collision_box_box_static_both) { + bool collision_happend = false; + script_object1_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 1); + EXPECT_EQ(ev.info.resolution.x, 10); + EXPECT_EQ(ev.info.resolution.y, 10); + EXPECT_EQ(ev.info.resolution_direction, crepe::CollisionSystem::Direction::BOTH); + }; + script_object2_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + // is static should not be called + FAIL(); + }; + EXPECT_FALSE(collision_happend); + Transform & tf = this->mgr.get_components_by_id<Transform>(1).front().get(); + tf.position = {50, 30}; + Rigidbody & rg2 = this->mgr.get_components_by_id<Rigidbody>(2).front().get(); + rg2.data.body_type = crepe::Rigidbody::BodyType::STATIC; + collision_sys.update(); + EXPECT_TRUE(collision_happend); +} + +TEST_F(CollisionTest, collision_box_box_static_x_direction) { + bool collision_happend = false; + script_object1_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 1); + EXPECT_EQ(ev.info.resolution.x, -5); + EXPECT_EQ(ev.info.resolution.y, -5); + EXPECT_EQ(ev.info.resolution_direction, + crepe::CollisionSystem::Direction::X_DIRECTION); + }; + script_object2_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + // is static should not be called + FAIL(); + }; + EXPECT_FALSE(collision_happend); + Transform & tf = this->mgr.get_components_by_id<Transform>(1).front().get(); + tf.position = {45, 30}; + Rigidbody & rg1 = this->mgr.get_components_by_id<Rigidbody>(1).front().get(); + rg1.data.linear_velocity = {10, 10}; + Rigidbody & rg2 = this->mgr.get_components_by_id<Rigidbody>(2).front().get(); + rg2.data.body_type = crepe::Rigidbody::BodyType::STATIC; + collision_sys.update(); + EXPECT_TRUE(collision_happend); +} + +TEST_F(CollisionTest, collision_box_box_static_y_direction) { + bool collision_happend = false; + script_object1_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 1); + EXPECT_EQ(ev.info.resolution.x, -5); + EXPECT_EQ(ev.info.resolution.y, -5); + EXPECT_EQ(ev.info.resolution_direction, + crepe::CollisionSystem::Direction::Y_DIRECTION); + }; + script_object2_ref->test_fn = [&collision_happend](const CollisionEvent & ev) { + // is static should not be called + FAIL(); + }; + EXPECT_FALSE(collision_happend); + Transform & tf = this->mgr.get_components_by_id<Transform>(1).front().get(); + tf.position = {50, 25}; + Rigidbody & rg1 = this->mgr.get_components_by_id<Rigidbody>(1).front().get(); + rg1.data.linear_velocity = {10, 10}; + Rigidbody & rg2 = this->mgr.get_components_by_id<Rigidbody>(2).front().get(); + rg2.data.body_type = crepe::Rigidbody::BodyType::STATIC; + collision_sys.update(); + EXPECT_TRUE(collision_happend); +} + +TEST_F(CollisionTest, collision_box_box_static_multiple) { //todo check visually + bool collision_happend = false; + float offset_value = 0; + float resolution = 0; + script_object1_ref->test_fn = [&](const CollisionEvent & ev) { + collision_happend = true; + EXPECT_EQ(ev.info.this_collider.game_object_id, 1); + EXPECT_EQ(ev.info.this_collider.offset.x, offset_value); + EXPECT_EQ(ev.info.resolution.x, resolution); + }; + script_object2_ref->test_fn = [&](const CollisionEvent & ev) { + // is static should not be called + FAIL(); + }; + EXPECT_FALSE(collision_happend); + Transform & tf = this->mgr.get_components_by_id<Transform>(1).front().get(); + tf.position = {45, 30}; + Rigidbody & rg1 = this->mgr.get_components_by_id<Rigidbody>(1).front().get(); + rg1.data.linear_velocity = {10, 10}; + Rigidbody & rg2 = this->mgr.get_components_by_id<Rigidbody>(2).front().get(); + rg2.data.body_type = crepe::Rigidbody::BodyType::STATIC; + BoxCollider & bxc = this->mgr.get_components_by_id<BoxCollider>(1).front().get(); + bxc.offset = {5, 0}; + this->game_object1.add_component<BoxCollider>(vec2{-5, 0}, vec2{10, 10}); + offset_value = 5; + resolution = 10; + collision_sys.update(); + offset_value = -5; + resolution = 10; + tf.position = {55, 30}; + collision_sys.update(); + EXPECT_TRUE(collision_happend); +} |