Setup conditional logic for register editing module inclusion.

src/timer/CMakeLists.txt

@@ -5,3 +5,13 @@ add_library(timer STATIC
 target_include_directories(timer PUBLIC
     ${CMAKE_CURRENT_LIST_DIR}
 )
+
+if(UNIT_TESTING)
+    target_link_libraries(timer
+        MockRegEdit
+    )
+else()
+    target_link_libraries(timer
+        RegEdit 
+    )
+endif()

src/timer/timer.h

@@ -17,4 +17,6 @@
  */
 int add_two(int a);
 
+
+
 #endif //TIMER