diff --git a/CMakeLists.txt b/CMakeLists.txt
index 854fca5..a266d70 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -100,6 +100,8 @@ add_executable(
     src/packages/test/IZ_test.h
 
     __mocks__/minIni.mock.h
+    __mocks__/SDL_stdinc.mock.h
+    __mocks__/SDL_render.mock.h
 
     src/packages/game/IZ_config.h
 
diff --git a/__mocks__/SDL_render.mock.h b/__mocks__/SDL_render.mock.h
new file mode 100644
index 0000000..fb75883
--- /dev/null
+++ b/__mocks__/SDL_render.mock.h
@@ -0,0 +1,53 @@
+#ifndef SDL_RENDER_MOCK_H
+#define SDL_RENDER_MOCK_H
+
+#include "../src/packages/test/IZ_test.h"
+
+typedef struct SDL_Renderer SDL_Renderer;
+
+typedef struct SDL_Window SDL_Window;
+
+typedef struct SDL_FRect SDL_FRect;
+
+mock(SDL_CreateWindow) SDL_Window* SDL_CreateWindow(
+	const char *title,
+	int x, int y, int w,
+	int h, unsigned int flags
+) {
+	static SDL_Window* window = (SDL_Window*) 1;
+	mock_return(SDL_CreateWindow) window;
+}
+
+mock(SDL_CreateRenderer) SDL_Renderer* SDL_CreateRenderer(SDL_Window* window, int index, unsigned int flags) {
+	static SDL_Renderer* renderer = (SDL_Renderer*) 1;
+	mock_return(SDL_CreateRenderer) renderer;
+}
+
+mock(SDL_SetRenderDrawColor) int SDL_SetRenderDrawColor(
+	SDL_Renderer* renderer,
+	unsigned char r, unsigned char g, unsigned char b,
+	unsigned char a
+) {
+	mock_return(SDL_SetRenderDrawColor) 0;
+}
+
+mock(SDL_RenderFillRectF) int SDL_RenderFillRectF(
+	SDL_Renderer* renderer,
+	const SDL_FRect* rect
+) {
+	mock_return(SDL_RenderFillRectF) 0;
+}
+
+mock(SDL_RenderClear) int SDL_RenderClear(SDL_Renderer* renderer) {
+	mock_return(SDL_RenderClear) 0;
+}
+
+mock(SDL_RenderPresent) void SDL_RenderPresent(SDL_Renderer* renderer) {
+	mock_return(SDL_RenderPresent);
+}
+
+mock(SDL_DestroyWindow) void SDL_DestroyWindow(SDL_Window* window) {
+	mock_return(SDL_DestroyWindow);
+}
+
+#endif
diff --git a/src/packages/game/IZ_app.c b/src/packages/game/IZ_app.c
index 80c23e7..6cc128c 100644
--- a/src/packages/game/IZ_app.c
+++ b/src/packages/game/IZ_app.c
@@ -1,24 +1,26 @@
 #include "IZ_app.h"
 
 IZ_ProcedureResult IZ_AppInitialize(IZ_App* app) {
-	if (SDL_Init(
+	u32 flags = (
 		SDL_INIT_VIDEO
 		| SDL_INIT_GAMECONTROLLER
 		| SDL_INIT_EVENTS
-	) < 0) {
+	);
+
+	if (SDL_Init(flags) < 0) {
+		// TODO fix logging
 		fprintf_s(stderr, "SDL could not initialize! SDL_Error: %s\n", SDL_GetError());
 		return 1;
 	}
 
 	char config_path[128];
 	IZ_ConfigGetPath(config_path, 128);
-
 	if (IZ_VideoInitialize(config_path, &app->video_state)) {
 		return 2;
 	}
 
 	IZ_InputInitialize(config_path, &app->input_state);
-	IZ_PoolInitialize(&app->memory_pool);
+	IZ_PoolInitialize(&app->pool);
 //	void* p1 = IZ_PoolAllocate(&app->memory_pool, sizeof(u16), 0)->pointer;
 //	void* p2 = IZ_PoolAllocate(&app->memory_pool, sizeof(u8), 0)->pointer;
 //	void* p3 = IZ_PoolAllocate(&app->memory_pool, sizeof(u64), 0)->pointer;
@@ -27,12 +29,15 @@ IZ_ProcedureResult IZ_AppInitialize(IZ_App* app) {
 //	IZ_PoolDeallocate(p1);
 //	void* p5 = IZ_PoolAllocate(&app->memory_pool, sizeof(u16), 0)->pointer;
 //	printf("\n%p\n", p5);
-	app->quit = false;
+
+  // TODO put into its timer module
 	app->ticks = 0;
+	app->quit = false;
 	return 0;
 }
 
 void IZ_AppTeardown(IZ_App* app) {
+	IZ_PoolTeardown(&app->pool);
 	IZ_InputTeardown(&app->input_state);
 	IZ_VideoTeardown(&app->video_state);
 	SDL_Quit();
diff --git a/src/packages/game/IZ_app.h b/src/packages/game/IZ_app.h
index fdfbab0..cda03fe 100644
--- a/src/packages/game/IZ_app.h
+++ b/src/packages/game/IZ_app.h
@@ -18,7 +18,7 @@ typedef struct {
 	IZ_InputState input_state;
 	IZ_VideoState video_state;
 
-	IZ_Pool memory_pool;
+	IZ_Pool pool;
 	u64 ticks;
 	bool quit;
 } IZ_App;
diff --git a/src/packages/game/memory/IZ_pool.c b/src/packages/game/memory/IZ_pool.c
index 0b11e2c..9b314d5 100644
--- a/src/packages/game/memory/IZ_pool.c
+++ b/src/packages/game/memory/IZ_pool.c
@@ -46,3 +46,7 @@ void IZ_PoolDeallocate(IZ_PoolItem* item) {
 		return;
 	}
 }
+
+void IZ_PoolTeardown(IZ_Pool* pool) {
+	SDL_free(pool->memory);
+}
diff --git a/src/packages/game/memory/IZ_pool.h b/src/packages/game/memory/IZ_pool.h
index 44ed3ff..abec363 100644
--- a/src/packages/game/memory/IZ_pool.h
+++ b/src/packages/game/memory/IZ_pool.h
@@ -29,4 +29,6 @@ IZ_PoolItem* IZ_PoolAllocate(IZ_Pool*, size_t, u64);
 
 void IZ_PoolDeallocate(IZ_PoolItem*);
 
+void IZ_PoolTeardown(IZ_Pool*);
+
 #endif
diff --git a/src/packages/game/memory/memory.test.c b/src/packages/game/memory/memory.test.c
index e69de29..41451d4 100644
--- a/src/packages/game/memory/memory.test.c
+++ b/src/packages/game/memory/memory.test.c
@@ -0,0 +1,18 @@
+#include "../../test/IZ_test.h"
+#include "IZ_pool.h"
+
+spec("memory") {
+	describe("pool") {
+		describe("PoolInitialize") {
+
+		}
+
+		describe("PoolAllocate") {
+
+		}
+
+		describe("PoolDeallocate") {
+
+		}
+	}
+}
diff --git a/src/packages/game/output/IZ_video.c b/src/packages/game/output/IZ_video.c
index 838ca12..c682a8b 100644
--- a/src/packages/game/output/IZ_video.c
+++ b/src/packages/game/output/IZ_video.c
@@ -25,7 +25,7 @@ IZ_ProcedureResult IZ_VideoInitialize(const char* config_path, IZ_VideoState* st
 
 	IZ_VideoLoadConfig(config_path, &state->config);
 	if (IZ_VideoSaveConfig(config_path, &state->config)) {
-		fprintf_s(stderr, "Error committing video config.\n");
+//		fprintf_s(stderr, "Error committing video config.\n");
 	}
 	state->last_update_at = 0u;
 
@@ -38,7 +38,7 @@ IZ_ProcedureResult IZ_VideoInitialize(const char* config_path, IZ_VideoState* st
 		SDL_WINDOW_SHOWN
 	);
 	if (window == NULL) {
-		fprintf_s(stderr, "Window could not be created! SDL_Error: %s\n", SDL_GetError());
+//		fprintf_s(stderr, "Window could not be created! SDL_Error: %s\n", SDL_GetError());
 		return 1;
 	}
 	state->window = window;
diff --git a/src/packages/game/output/IZ_video.h b/src/packages/game/output/IZ_video.h
index 918a89a..3daddcc 100644
--- a/src/packages/game/output/IZ_video.h
+++ b/src/packages/game/output/IZ_video.h
@@ -3,7 +3,6 @@
 
 #include <stdio.h>
 #include <minIni.h>
-#include <SDL_video.h>
 #include <SDL_render.h>
 
 // TODO move this out from video, refer to app's state instead
diff --git a/src/packages/game/output/output.test.c b/src/packages/game/output/output.test.c
index b5dd54d..11ffa33 100644
--- a/src/packages/game/output/output.test.c
+++ b/src/packages/game/output/output.test.c
@@ -1,9 +1,11 @@
 #include "../../../__mocks__/minIni.mock.h"
+#include "../../../__mocks__/SDL_stdinc.mock.h"
+#include "../../../__mocks__/SDL_render.mock.h"
 #include "IZ_video.h"
 
 spec("output") {
 	describe("video") {
-		describe("SaveVideoConfig") {
+		describe("VideoSaveConfig") {
 			static IZ_VideoConfig config;
 
 			after_each() {