proj: cleaning project files

CMakeLists.txt

@@ -1,5 +1,7 @@
 cmake_minimum_required(VERSION 3.16)
 
+option(BUILD_UNIT_TESTS "Build unit tests instead of main app" OFF)
+
 if(TgtEnv STREQUAL "Host")
     message("Using Host-Branch")
     add_subdirectory("test/unitOnHost")
@@ -8,10 +10,16 @@ elseif(TgtEnv STREQUAL "Target")
     add_subdirectory("core/test/unitOnTarget")
 else()
     message("Using ESP-Branch")
-    set(EXTRA_COMPONENT_DIRS 
-        "core/components" 
-        "core/managed_components"
-    )
-    include($ENV{IDF_PATH}/tools/cmake/project.cmake)
-    project(X_WatchController_FW)
+    if(DEFINED ENV{UNIT_TESTS})
+        message("Using UnitTestFrame")
+        add_subdirectory("test/unitOnTarget" ${CMAKE_BINARY_DIR}/main)
+    else()
+        set(EXTRA_COMPONENT_DIRS 
+                "core/components" 
+                "core/managed_components"
+            )
+        include($ENV{IDF_PATH}/tools/cmake/project.cmake)
+        message("Using Main App")
+        project(WatchController)
+    endif()
 endif()