Add SdBus interface to proper namespace

test/CMakeLists.txt

@@ -37,7 +37,8 @@ set(UNITTESTS_SRCS
     ${UNITTESTS_SOURCE_DIR}/Message_test.cpp
     ${UNITTESTS_SOURCE_DIR}/Types_test.cpp
     ${UNITTESTS_SOURCE_DIR}/TypeTraits_test.cpp
-    ${UNITTESTS_SOURCE_DIR}/Connection_test.cpp)
+    ${UNITTESTS_SOURCE_DIR}/Connection_test.cpp
+    ${UNITTESTS_SOURCE_DIR}/mocks/SdBusMock.h)
 
 set(INTEGRATIONTESTS_SOURCE_DIR ${CMAKE_CURRENT_SOURCE_DIR}/integrationtests)
 set(INTEGRATIONTESTS_SRCS