Got everything, just need to change comments and do the menu

test/CMakeLists.txt

@@ -0,0 +1,38 @@
+include(FetchContent)
+
+FetchContent_Declare(
+    Catch2
+    GIT_REPOSITORY https://github.com/catchorg/Catch2.git
+    GIT_TAG v3.5.3
+)
+
+FetchContent_MakeAvailable(Catch2)
+
+add_executable(test_linkedlist
+    test_linkedlist.cpp
+)
+
+target_include_directories(test_linkedlist
+    PRIVATE
+        ${PROJECT_SOURCE_DIR}/include
+)
+
+target_link_libraries(test_linkedlist
+    PRIVATE
+        Catch2::Catch2WithMain
+)
+
+target_compile_options(test_linkedlist PRIVATE
+    -fsanitize=address
+    -fno-omit-frame-pointer
+    -g
+)
+
+target_link_options(test_linkedlist PRIVATE
+    -fsanitize=address
+)
+
+include(CTest)
+include(Catch)
+
+catch_discover_tests(test_linkedlist)