From 9fb2e3a1d697f4961379980651e5434395e372bd Mon Sep 17 00:00:00 2001
From: heavydemon21 <nielsstunnebrink1@gmail.com>
Date: Tue, 19 Nov 2024 11:48:07 +0100
Subject: unit tests

---
 src/crepe/api/Color.h             | 4 ++--
 src/crepe/system/RenderSystem.cpp | 7 +++++--
 2 files changed, 7 insertions(+), 4 deletions(-)

(limited to 'src/crepe')

diff --git a/src/crepe/api/Color.h b/src/crepe/api/Color.h
index aa47bf4..c207ba7 100644
--- a/src/crepe/api/Color.h
+++ b/src/crepe/api/Color.h
@@ -21,13 +21,13 @@ public:
 	static const Color & get_yellow();
 	static const Color & get_black();
 
-private:
-	// TODO: why are these private!?
+public:
 	uint8_t r;
 	uint8_t g;
 	uint8_t b;
 	uint8_t a;
 
+private:
 	static Color white;
 	static Color red;
 	static Color green;
diff --git a/src/crepe/system/RenderSystem.cpp b/src/crepe/system/RenderSystem.cpp
index 11c20f5..82257c4 100644
--- a/src/crepe/system/RenderSystem.cpp
+++ b/src/crepe/system/RenderSystem.cpp
@@ -1,6 +1,7 @@
 #include <algorithm>
 #include <cassert>
 #include <functional>
+#include <stdexcept>
 #include <vector>
 
 #include "../ComponentManager.h"
@@ -20,6 +21,8 @@ void RenderSystem::update_camera() {
 
 	std::vector<std::reference_wrapper<Camera>> cameras = mgr.get_components_by_type<Camera>();
 
+	if (cameras.size() == 0) throw std::runtime_error("No cameras in current scene");
+
 	for (Camera & cam : cameras) {
 		SDLContext::get_instance().camera(cam);
 		this->curr_cam_ref = &cam;
@@ -27,8 +30,8 @@ void RenderSystem::update_camera() {
 }
 
 bool sorting_comparison(const Sprite & a, const Sprite & b) {
-	if (a.sorting_in_layer > b.sorting_in_layer) return true;
-	if (a.sorting_in_layer == b.sorting_in_layer) return a.order_in_layer > b.order_in_layer;
+	if (a.sorting_in_layer < b.sorting_in_layer) return true;
+	if (a.sorting_in_layer == b.sorting_in_layer) return a.order_in_layer < b.order_in_layer;
 
 	return false;
 }
-- 
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