Prepare to add fdb implementation

Fixes a end iter deref and remove rpath from test

CMakeLists.txt

@@ -184,14 +184,23 @@ if(BUILD_TESTING)
   add_executable(driver TestDriver.cpp FacadeFuzz.cpp)
   target_compile_options(driver PRIVATE ${TEST_FLAGS})
   target_link_libraries(driver PRIVATE ${PROJECT_NAME})
+  set_target_properties(driver PROPERTIES SKIP_BUILD_RPATH ON)
+  if(APPLE)
+    set(LD_PATH DYLD_LIBRARY_PATH)
+  else()
+    set(LD_PATH LD_LIBRARY_PATH)
+  endif()
   foreach(TEST ${CORPUS_TESTS})
     get_filename_component(hash ${TEST} NAME)
     add_test(NAME versioned_map_blackbox_${hash} COMMAND driver ${TEST})
+    set_tests_properties(
+      versioned_map_blackbox_${hash}
+      PROPERTIES ENVIRONMENT ${LD_PATH}=${CMAKE_BINARY_DIR}/versioned-map)
   endforeach()
 
   add_executable(bench Bench.cpp)
-  target_compile_options(bench PRIVATE ${TEST_FLAGS})
   target_link_libraries(bench PRIVATE ${PROJECT_NAME} nanobench)
+  set_target_properties(bench PROPERTIES SKIP_BUILD_RPATH ON)
 
   # symbol visibility tests
   if(NOT CMAKE_BUILD_TYPE STREQUAL Debug)