tests: Deduplicate test_framework using patched Unify one SiliconLabsSoftware#60

Patches from unify may land elsewhere

Origin: SiliconLabsSoftware#36
Bug: SiliconLabsSoftware#55
Relate-to: SiliconLabsSoftware#46
Signed-off-by: Philippe Coval <philippe.coval@silabs.com>

Author: rzr

CMakeLists.txt

@@ -22,7 +22,11 @@ if(BUILD_TESTING)
   if(BUILD_TESTING_PROPERTY_DISABLED)
     message(WARNING "TODO: Some tests are bypassed, please help fixing them")
   endif()
-  include(${CMAKE_SOURCE_DIR}/components/testframework/target_add_unittest.cmake)
+  # Testframework deduplicated, only one to be used
+  set(ZPC_TESTFRAMEWORK_PATH
+    ${unifysdk_SOURCE_DIR}/components/testframework
+  )
+  include(${ZPC_TESTFRAMEWORK_PATH}/target_add_unittest.cmake)
   include(cmake/include/unittest.cmake)
 endif()
 

applications/zpc/CMakeLists.txt

@@ -33,16 +33,13 @@ include(${COMMON_PATH}/cmake/include/zap.cmake)
 include(${COMMON_PATH}/cmake/include/unittest.cmake)
 include(${COMMON_PATH}/cmake/include/version_file.cmake)
 
-# Overload test system with downstream one (patched for z-wave ?)
-set(UNIFY-TESTFRAMEWORK_PATH
-    ${CMAKE_SOURCE_DIR}/components/testframework)
-message(STATUS "Using: ${UNIFY-TESTFRAMEWORK_PATH}")
-if(NOT EXISTS ${UNIFY-TESTFRAMEWORK_PATH})
-  message(FATAL_ERROR "Path to unify testframework does not exist: ${UNIFY-TESTFRAMEWORK_PATH}")
+message(STATUS "Using: ${ZPC_TESTFRAMEWORK_PATH}")
+if(NOT EXISTS ${ZPC_TESTFRAMEWORK_PATH})
+  message(FATAL_ERROR "Path to unify testframework does not exist: ${ZPC_TESTFRAMEWORK_PATH}")
 endif()
 
-include(${UNIFY-TESTFRAMEWORK_PATH}/add_mock.cmake)
-include(${UNIFY-TESTFRAMEWORK_PATH}/target_add_unittest.cmake)
+include(${ZPC_TESTFRAMEWORK_PATH}/add_mock.cmake)
+include(${ZPC_TESTFRAMEWORK_PATH}/target_add_unittest.cmake)
 
 include_directories(
   include