message("TESTING: ASCII...") library("R.oo") ## Display ASCII table print(R.oo::ASCII) idxs <- 1:255 str(idxs) chars <- intToChar(idxs) print(chars) stopifnot(length(chars) == length(idxs)) idxs2 <- charToInt(chars) str(idxs2) stopifnot(length(idxs2) == length(chars)) stopifnot(identical(idxs2, idxs)) message("TESTING: ASCII...DONE")