added gfx (empty test)

working on gfx module
added a few draw function
gfx still wip
added tamplate for test

test/oled/CMakeLists.txt

@@ -10,12 +10,13 @@ set(INCLUDE_DIRS
 )
 
 set(SRCS
-    ../../oled/oled.c
-    ../../oled/connection.c
-    ../../oled/ssd1306/ssd1306.c
-    ../../oled/sh1106/sh1106.c
+    # ../../oled/oled.c
+    # ../../oled/connection.c
+    # ../../oled/ssd1306/ssd1306.c
+    # ../../oled/sh1106/sh1106.c
 
-    helpers/src/mock_i2c.c
+    # helpers/src/mock_i2c.c
+    oled_test.c
 )
 
 add_definitions(-DTEST)