include ("${RunCMake_SOURCE_DIR}/check_errors.cmake") unset (errors) set(listvar a b c d) list(FIND listvar "c" reference) set (output "$") if (NOT output EQUAL reference) list (APPEND errors "returns bad value: ${output}") endif() list(FIND listvar "e" reference) set (output "$") if (NOT output EQUAL reference) list (APPEND errors "returns bad value: ${output}") endif() check_errors("LIST:FIND..." ${errors})