message: no need for TARGET_FILE in COMMAND
diff: @@ -11,7 +11,7 @@ dataframe_target_data_files(
  ${PROJECT_SOURCE_DIR}/data/sample_data.csv
  ${PROJECT_SOURCE_DIR}/data/sample_data.json
  )
  -add_test(NAME dataframe_tester COMMAND $<TARGET_FILE:dataframe_tester>)
  +add_test(NAME dataframe_tester COMMAND dataframe_tester)
  add_executable(dataframe_tester_2 dataframe_tester_2.cc)
  target_link_libraries(dataframe_tester_2 PRIVATE DataFrame)
  @@ -35,7 +35,7 @@ dataframe_target_data_files(
  ${PROJECT_SOURCE_DIR}/data/sample_data.json
  ${PROJECT_SOURCE_DIR}/data/SHORT_IBM.csv
  )
  -add_test(NAME dataframe_tester_2 COMMAND $<TARGET_FILE:dataframe_tester_2>)
  +add_test(NAME dataframe_tester_2 COMMAND dataframe_tester_2)
  if(MSVC)
  # For some unknown reason to me, this test sigfaults in AppVeyor
  set_tests_properties(dataframe_tester_2 PROPERTIES DISABLED TRUE)
  @@ -43,11 +43,11 @@ endif()
  add_executable(dataframe_tester_3 dataframe_tester_3.cc)
  target_link_libraries(dataframe_tester_3 PRIVATE DataFrame)
  -add_test(NAME dataframe_tester_3 COMMAND $<TARGET_FILE:dataframe_tester_3>)
  +add_test(NAME dataframe_tester_3 COMMAND dataframe_tester_3)
  add_executable(vectors_tester vectors_tester.cc)
  target_link_libraries(vectors_tester PRIVATE DataFrame)
  -add_test(NAME vectors_tester COMMAND $<TARGET_FILE:vectors_tester>)
  +add_test(NAME vectors_tester COMMAND vectors_tester)
  if(MSVC)
  # For some unknown reason to me, this test sigfaults in AppVeyor
  set_tests_properties(vectors_tester PROPERTIES DISABLED TRUE)
  @@ -55,16 +55,16 @@ endif()
  add_executable(vector_ptr_view_tester vector_ptr_view_tester.cc)
  target_link_libraries(vector_ptr_view_tester PRIVATE DataFrame)
  -add_test(NAME vector_ptr_view_tester COMMAND $<TARGET_FILE:vector_ptr_view_tester>)
  +add_test(NAME vector_ptr_view_tester COMMAND vector_ptr_view_tester)
  add_executable(date_time_tester date_time_tester.cc)
  target_link_libraries(date_time_tester PRIVATE DataFrame)
  -add_test(NAME date_time_tester COMMAND $<TARGET_FILE:date_time_tester>)
  +add_test(NAME date_time_tester COMMAND date_time_tester)
  add_executable(gen_rand_tester gen_rand_tester.cc)
  target_link_libraries(gen_rand_tester PRIVATE DataFrame)
  -add_test(NAME gen_rand_tester COMMAND $<TARGET_FILE:gen_rand_tester>)
  +add_test(NAME gen_rand_tester COMMAND gen_rand_tester)
  add_executable(dataframe_thread_safety dataframe_thread_safety.cc)
  target_link_libraries(dataframe_thread_safety PRIVATE DataFrame Threads::Threads)
  -add_test(NAME dataframe_thread_safety COMMAND $<TARGET_FILE:dataframe_thread_safety>)
  +add_test(NAME dataframe_thread_safety COMMAND dataframe_thread_safety)
  