add unit tests

CMakeLists.txt

@@ -2,6 +2,8 @@ cmake_minimum_required(VERSION 3.9)
 project(gcache)
 set(CMAKE_CXX_STANDARD 20)
 
+enable_testing()
+
 set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -Wall -Werror -msse4.2")
 set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -Wall -Werror -msse4.2")
 set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} -Wall -Werror -msse4.2")
@@ -22,6 +24,7 @@ set(SOURCE_FILES
 	include/gcache/node.h
 	include/gcache/table.h
 	include/gcache/lru_cache.h
+	include/gcache/stat.h
 	include/gcache/ghost_cache.h
 	include/gcache/shared_cache.h)
 
@@ -34,3 +37,8 @@ add_executable(gcache_bench_ghost ${SOURCE_FILES} benchmarks/bench_ghost.cpp)
 if(SAMPLE_SHIFT)
 	target_compile_definitions(gcache_bench_ghost PRIVATE SAMPLE_SHIFT=${SAMPLE_SHIFT})
 endif()
+
+add_test(NAME test_lru COMMAND gcache_test_lru)
+add_test(NAME test_shared COMMAND gcache_test_shared)
+add_test(NAME test_ghost COMMAND gcache_test_ghost)
+add_test(NAME bench_ghost COMMAND gcache_bench_ghost)