From 5ee56897e28dea05853e463e061d7f21cb9771a3 Mon Sep 17 00:00:00 2001
From: JAROWMR <jarorutjes07@gmail.com>
Date: Wed, 13 Nov 2024 18:46:31 +0100
Subject: updated test

---
 src/test/CollisionTest.cpp | 100 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 100 insertions(+)
 create mode 100644 src/test/CollisionTest.cpp

diff --git a/src/test/CollisionTest.cpp b/src/test/CollisionTest.cpp
new file mode 100644
index 0000000..1dfe808
--- /dev/null
+++ b/src/test/CollisionTest.cpp
@@ -0,0 +1,100 @@
+#include "api/BoxCollider.h"
+#include "api/CircleCollider.h"
+#include "api/Vector2.h"
+#include <crepe/ComponentManager.h>
+#include <crepe/api/Config.h>
+#include <crepe/api/GameObject.h>
+#include <crepe/api/Rigidbody.h>
+#include <crepe/api/Transform.h>
+#include <crepe/system/PhysicsSystem.h>
+#include <gtest/gtest.h>
+
+using namespace std;
+using namespace std::chrono_literals;
+using namespace crepe;
+
+class CollisionTest : public ::testing::Test {
+protected:
+	GameObject * game_object1;
+	GameObject * game_object2;
+	PhysicsSystem physics_system;
+	void SetUp() override {
+		ComponentManager & mgr = ComponentManager::get_instance();
+		std::vector<std::reference_wrapper<Transform>> transforms
+			= mgr.get_components_by_id<Transform>(0);
+		if (transforms.empty()) {
+			double width,height,radius = 10;
+			// ob 1
+			game_object1 = new GameObject(0, "", "", Vector2{0, 0}, 0, 0);
+			game_object1->add_component<Rigidbody>(Rigidbody::Data{
+				.mass = 1,
+				.gravity_scale = 1,
+				.body_type = Rigidbody::BodyType::DYNAMIC,
+				.max_linear_velocity = Vector2{10, 10},
+				.max_angular_velocity = 10,
+				.constraints = {0, 0},
+				.use_gravity = true,
+				.bounce = false,
+			});
+			
+			game_object1->add_component<BoxCollider>(Vector2{0,0},width,height);
+			game_object1->add_component<CircleCollider>(Vector2{0,0},radius);
+
+			//ob 2
+			game_object2 = new GameObject(0, "", "", Vector2{0, 0}, 0, 0);
+			game_object2->add_component<Rigidbody>(Rigidbody::Data{
+				.mass = 1,
+				.gravity_scale = 1,
+				.body_type = Rigidbody::BodyType::DYNAMIC,
+				.max_linear_velocity = Vector2{10, 10},
+				.max_angular_velocity = 10,
+				.constraints = {0, 0},
+				.use_gravity = true,
+				.bounce = false,
+			});
+			game_object2->add_component<BoxCollider>(Vector2{0,0},width,height);
+			game_object2->add_component<CircleCollider>(Vector2{0,0},radius);
+
+		}
+		for (int i = 0; i < 2; i ++) {
+			transforms = mgr.get_components_by_id<Transform>(i);
+			Transform & transform = transforms.front().get();
+			transform.position.x = 0.0;
+			transform.position.y = 0.0;
+			transform.rotation = 0.0;
+			std::vector<std::reference_wrapper<Rigidbody>> rigidbodies
+				= mgr.get_components_by_id<Rigidbody>(i);
+			Rigidbody & rigidbody = rigidbodies.front().get();
+			rigidbody.data.angular_velocity = 0;
+			rigidbody.data.linear_velocity.x = 0;
+			rigidbody.data.linear_velocity.y = 0;
+			std::vector<std::reference_wrapper<BoxCollider>> boxcolliders
+				= mgr.get_components_by_id<BoxCollider>(i);
+			BoxCollider & box_collider = boxcolliders.front().get();
+			box_collider.offset = {0,0};
+			box_collider.width = 10;
+			box_collider.height = 10;
+			std::vector<std::reference_wrapper<CircleCollider>> circlecolliders
+				= mgr.get_components_by_id<CircleCollider>(i);
+			CircleCollider & circle_collider = circlecolliders.front().get();
+			circle_collider.offset = {0,0};
+			circle_collider.radius = 10;
+		}
+		
+	}
+};
+
+TEST_F(CollisionTest, box_box_collision) {
+	Config::get_instance().physics.gravity = 1;
+	ComponentManager & mgr = ComponentManager::get_instance();
+	std::vector<std::reference_wrapper<Transform>> transforms
+		= mgr.get_components_by_id<Transform>(0);
+	const Transform & transform = transforms.front().get();
+	ASSERT_FALSE(transforms.empty());
+	EXPECT_EQ(transform.position.y, 0);
+	physics_system.update();
+	EXPECT_EQ(transform.position.y, 1);
+	physics_system.update();
+	EXPECT_EQ(transform.position.y, 3);
+}
+
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