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-rw-r--r--src/test/ParticleTest.cpp197
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diff --git a/src/test/ParticleTest.cpp b/src/test/ParticleTest.cpp
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+#include "api/Vector2.h"
+#include <math.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/api/ParticleEmitter.h>
+#include <crepe/Particle.h>
+#include <crepe/system/ParticleSystem.h>
+#include <gtest/gtest.h>
+#include <crepe/api/Sprite.h>
+
+using namespace std;
+using namespace std::chrono_literals;
+using namespace crepe;
+
+
+
+class ParticlesTest : public ::testing::Test {
+protected:
+ ParticleSystem particle_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()) {
+
+
+ GameObject game_object(0, "", "", Vector2{0, 0}, 0, 0);
+
+ Color color(0, 0, 0, 0);
+ Sprite test_sprite = game_object.add_component<Sprite>(
+ make_shared<Texture>("../asset/texture/img.png"), color,
+ FlipSettings{true, true});
+
+ game_object.add_component<ParticleEmitter>(ParticleEmitter::Data{
+ .position = {0,0},
+ .max_particles = 100,
+ .emission_rate = 0,
+ .min_speed = 0,
+ .max_speed = 0,
+ .min_angle = 0,
+ .max_angle = 0,
+ .begin_lifespan = 0,
+ .end_lifespan = 0,
+ .force_over_time = Vector2{0,0},
+ .boundary{
+ .width = 0,
+ .height = 0,
+ .offset = Vector2{0,0},
+ .reset_on_exit = false,
+ },
+ .sprite = test_sprite,
+ });
+ }
+ transforms = mgr.get_components_by_id<Transform>(0);
+ Transform & transform = transforms.front().get();
+ transform.position.x = 0.0;
+ transform.position.y = 0.0;
+ transform.rotation = 0.0;
+ std::vector<std::reference_wrapper<ParticleEmitter>> rigidbodies
+ = mgr.get_components_by_id<ParticleEmitter>(0);
+ ParticleEmitter & emitter = rigidbodies.front().get();
+ emitter.data.position = {0, 0};
+ emitter.data.emission_rate = 0;
+ emitter.data.min_speed = 0;
+ emitter.data.max_speed = 0;
+ emitter.data.min_angle = 0;
+ emitter.data.max_angle = 0;
+ emitter.data.begin_lifespan = 0;
+ emitter.data.end_lifespan = 0;
+ emitter.data.force_over_time = Vector2{0, 0};
+ emitter.data.boundary = {0, 0, Vector2{0, 0}, false};
+ for (auto& particle : emitter.data.particles) {
+ particle.active = false;
+ }
+ }
+};
+
+TEST_F(ParticlesTest, spawnParticle) {
+ Config::get_instance().physics.gravity = 1;
+ ComponentManager & mgr = ComponentManager::get_instance();
+ ParticleEmitter & emitter = mgr.get_components_by_id<ParticleEmitter>(0).front().get();
+ emitter.data.end_lifespan = 5;
+ emitter.data.boundary.height = 100;
+ emitter.data.boundary.width = 100;
+ emitter.data.max_speed = 0.1;
+ emitter.data.max_angle = 0.1;
+ emitter.data.max_speed = 10;
+ emitter.data.max_angle = 10;
+ particle_system.update();
+ //check if nothing happend
+ EXPECT_EQ(emitter.data.particles[0].active, false);
+ emitter.data.emission_rate = 1;
+ //check particle spawnes
+ particle_system.update();
+ EXPECT_EQ(emitter.data.particles[0].active, true);
+ particle_system.update();
+ EXPECT_EQ(emitter.data.particles[1].active, true);
+ particle_system.update();
+ EXPECT_EQ(emitter.data.particles[2].active, true);
+ particle_system.update();
+ EXPECT_EQ(emitter.data.particles[3].active, true);
+
+ for (auto& particle : emitter.data.particles) {
+ // Check velocity range
+ EXPECT_GE(particle.velocity.x, emitter.data.min_speed); // Speed should be greater than or equal to min_speed
+ EXPECT_LE(particle.velocity.x, emitter.data.max_speed); // Speed should be less than or equal to max_speed
+ EXPECT_GE(particle.velocity.y, emitter.data.min_speed); // Speed should be greater than or equal to min_speed
+ EXPECT_LE(particle.velocity.y, emitter.data.max_speed); // Speed should be less than or equal to max_speed
+
+ // Check angle range
+ EXPECT_GE(particle.angle, emitter.data.min_angle); // Angle should be greater than or equal to min_angle
+ EXPECT_LE(particle.angle, emitter.data.max_angle); // Angle should be less than or equal to max_angle
+ }
+
+}
+
+TEST_F(ParticlesTest, moveParticleHorizontal) {
+ Config::get_instance().physics.gravity = 1;
+ ComponentManager & mgr = ComponentManager::get_instance();
+ ParticleEmitter & emitter = mgr.get_components_by_id<ParticleEmitter>(0).front().get();
+ emitter.data.end_lifespan = 100;
+ emitter.data.boundary.height = 100;
+ emitter.data.boundary.width = 100;
+ emitter.data.min_speed = 1;
+ emitter.data.max_speed = 1;
+ emitter.data.max_angle = 0;
+ emitter.data.emission_rate = 1;
+ for (int a = 1; a < emitter.data.boundary.width/2; a++) {
+ particle_system.update();
+ EXPECT_EQ(emitter.data.particles[0].position.x,a);
+ }
+}
+
+
+TEST_F(ParticlesTest, moveParticleVertical) {
+ Config::get_instance().physics.gravity = 1;
+ ComponentManager & mgr = ComponentManager::get_instance();
+ ParticleEmitter & emitter = mgr.get_components_by_id<ParticleEmitter>(0).front().get();
+ emitter.data.end_lifespan = 100;
+ emitter.data.boundary.height = 100;
+ emitter.data.boundary.width = 100;
+ emitter.data.min_speed = 1;
+ emitter.data.max_speed = 1;
+ emitter.data.min_angle = 90;
+ emitter.data.max_angle = 90;
+ emitter.data.emission_rate = 1;
+ for (int a = 1; a < emitter.data.boundary.width/2; a++) {
+ particle_system.update();
+ EXPECT_EQ(emitter.data.particles[0].position.y,a);
+ }
+}
+
+TEST_F(ParticlesTest, boundaryParticleReset) {
+ Config::get_instance().physics.gravity = 1;
+ ComponentManager & mgr = ComponentManager::get_instance();
+ ParticleEmitter & emitter = mgr.get_components_by_id<ParticleEmitter>(0).front().get();
+ emitter.data.end_lifespan = 100;
+ emitter.data.boundary.height = 10;
+ emitter.data.boundary.width = 10;
+ emitter.data.boundary.reset_on_exit = true;
+ emitter.data.min_speed = 1;
+ emitter.data.max_speed = 1;
+ emitter.data.min_angle = 90;
+ emitter.data.max_angle = 90;
+ emitter.data.emission_rate = 1;
+ for (int a = 0; a < emitter.data.boundary.width/2+1; a++) {
+ particle_system.update();
+ }
+ EXPECT_EQ(emitter.data.particles[0].active,false);
+}
+
+TEST_F(ParticlesTest, boundaryParticleStop) {
+ Config::get_instance().physics.gravity = 1;
+ ComponentManager & mgr = ComponentManager::get_instance();
+ ParticleEmitter & emitter = mgr.get_components_by_id<ParticleEmitter>(0).front().get();
+ emitter.data.end_lifespan = 100;
+ emitter.data.boundary.height = 10;
+ emitter.data.boundary.width = 10;
+ emitter.data.boundary.reset_on_exit = false;
+ emitter.data.min_speed = 1;
+ emitter.data.max_speed = 1;
+ emitter.data.min_angle = 90;
+ emitter.data.max_angle = 90;
+ emitter.data.emission_rate = 1;
+ for (int a = 0; a < emitter.data.boundary.width/2+1; a++) {
+ particle_system.update();
+ }
+ const double TOLERANCE = 0.01;
+ EXPECT_NEAR(emitter.data.particles[0].velocity.x, 0, TOLERANCE);
+ EXPECT_NEAR(emitter.data.particles[0].velocity.y, 0, TOLERANCE);
+ if(emitter.data.particles[0].velocity.x != 0) EXPECT_NEAR(std::abs(emitter.data.particles[0].position.x), emitter.data.boundary.height / 2, TOLERANCE);
+ if(emitter.data.particles[0].velocity.y != 0) EXPECT_NEAR(std::abs(emitter.data.particles[0].position.y), emitter.data.boundary.width / 2, TOLERANCE);
+}
+