Add Unittests.

CMakeLists.txt

 cmake_minimum_required(VERSION 3.16)
 
-enable_testing()
 include(ExternalProject)
 
 project(FFmpeg_Protos)
@@ -33,6 +32,13 @@ install(TARGETS ffmpegprotos
 
 if(DEBUG)
 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g")
+
+find_program( MEMORYCHECK_COMMAND valgrind )
+include(CTest)
+set(VALGRIND_OPTS --leak-check=full --show-leak-kinds=all --track-origins=yes
+    --log-file=log.txt --error-exitcode=1)
+enable_testing()
+
 set(LIBAV libav)
 ExternalProject_Add(
     libav
@@ -49,25 +55,8 @@ ExternalProject_Add(
 )
 
 # Tests
-set(Tests ${CMAKE_SOURCE_DIR}/tests)
-set(TestCases
-    ${SRCs}/basic/container/list.c
-    ${SRCs}/proto.c
-    ${Tests}/main.c
-    ${Tests}/protoTestCases.c
-    ${Tests}/listTestCases.c)
-add_executable(unittest ${TestCases} ${SRC_Files})
-add_dependencies(unittest libav)
-add_custom_command(TARGET unittest PRE_BUILD
-  COMMAND ${CMAKE_COMMAND} -E copy_directory
-  ${CMAKE_SOURCE_DIR}/resources/ $<TARGET_FILE_DIR:unittest>/resources)
-
-add_test(
-  NAME unittest
-  COMMAND valgrind --leak-check=full --show-leak-kinds=all --track-origins=yes --verbose --log-file=log.txt ./unittest)
-
-# Link Google Test
-target_link_libraries(unittest
+function(link_to_ffmpeg target)
+  target_link_libraries(${target}
   ${CMAKE_SOURCE_DIR}/lib/lib/libavformat.a
   ${CMAKE_SOURCE_DIR}/lib/lib/libavcodec.a
   ${CMAKE_SOURCE_DIR}/lib/lib/libavdevice.a
@@ -77,11 +66,38 @@ target_link_libraries(unittest
   ${CMAKE_SOURCE_DIR}/lib/lib/libswscale.a
   ${CMAKE_SOURCE_DIR}/lib/lib/libpostproc.a
   )
-target_link_libraries(unittest z)
-target_link_libraries(unittest x264)
-target_link_libraries(unittest lzma)
-target_link_libraries(unittest m)
-target_link_libraries(unittest pthread)
+  target_link_libraries(${target} z)
+  target_link_libraries(${target} x264)
+  target_link_libraries(${target} lzma)
+  target_link_libraries(${target} m)
+  target_link_libraries(${target} pthread)
+endfunction()
+
+function(add_test_with_ffmpeg target)
+  add_executable(${target} ${CMAKE_SOURCE_DIR}/tests/main.c ${ARGN})
+  add_dependencies(${target} libav)
+  link_to_ffmpeg(${target})
+  add_test(NAME ${target}
+    COMMAND ${target})
+endfunction()
+
+function(add_test_raw target)
+  add_executable(${target} ${Tests}/main.c ${ARGN})
+  add_test(NAME ${target} COMMAND ${target})
+endfunction()
+
+set(Tests ${CMAKE_SOURCE_DIR}/tests)
+
+# TestCases
+add_test_raw(ListTestCases ${SRCs}/basic/container/list.c ${Tests}/listTestCases.c)
+
+add_test_with_ffmpeg(FFmpegProtoTestCases
+  ${SRCs}/basic/container/list.c
+  ${SRCs}/proto.c
+  ${Tests}/protoTestCases.c)
+add_custom_command(TARGET FFmpegProtoTestCases PRE_BUILD
+  COMMAND ${CMAKE_COMMAND} -E copy_directory
+  ${CMAKE_SOURCE_DIR}/resources/ $<TARGET_FILE_DIR:FFmpegProtoTestCases>/resources)
 
 
 endif()