add CFDP fault handler mock

unittests/cfdp/CMakeLists.txt

@@ -1,17 +1,5 @@
-target_sources(
-  ${FSFW_TEST_TGT}
-  PRIVATE testCfdp.cpp
-          testTlvsLvs.cpp
-          testAckPdu.cpp
-          testEofPdu.cpp
-          testNakPdu.cpp
-          testFinishedPdu.cpp
-          testPromptPdu.cpp
-          testKeepAlivePdu.cpp
-          testMetadataPdu.cpp
-          testFileData.cpp
-          testCfdpHeader.cpp
-          testFileDirective.cpp
-          testDistributor.cpp
-          testDestHandler.cpp
-          testSourceHandler.cpp)
+target_sources(${FSFW_TEST_TGT} PRIVATE testCfdp.cpp testTlvsLvs.cpp
+                                        testSourceHandler.cpp)
+
+add_subdirectory(handler)
+add_subdirectory(pdu)

unittests/cfdp/handler/CMakeLists.txt

@@ -0,0 +1 @@
+target_sources(${FSFW_TEST_TGT} PRIVATE testDistributor.cpp testDestHandler.cpp)

unittests/cfdp/pdu/CMakeLists.txt

@@ -0,0 +1,13 @@
+target_sources(
+  ${FSFW_TEST_TGT}
+  PRIVATE testAckPdu.cpp
+          testAckPdu.cpp
+          testEofPdu.cpp
+          testNakPdu.cpp
+          testFinishedPdu.cpp
+          testPromptPdu.cpp
+          testKeepAlivePdu.cpp
+          testMetadataPdu.cpp
+          testFileData.cpp
+          testCfdpHeader.cpp
+          testFileDirective.cpp)

unittests/cfdp/pdu/testMetadataPdu.cpp

@@ -1,5 +1,3 @@
-#include <fsfw/cfdp/tlv/MessageToUserTlv.h>
-
 #include <array>
 #include <catch2/catch_test_macros.hpp>
 #include <iostream>
@@ -7,6 +5,7 @@
 #include "fsfw/cfdp/pdu/MetadataPduCreator.h"
 #include "fsfw/cfdp/pdu/MetadataPduReader.h"
 #include "fsfw/cfdp/tlv/FilestoreResponseTlv.h"
+#include "fsfw/cfdp/tlv/MessageToUserTlv.h"
 #include "fsfw/globalfunctions/arrayprinter.h"
 
 TEST_CASE("Metadata PDU", "[cfdp][pdu]") {