1#!/bin/bash 2 3[ -f testing.sh ] && . testing.sh 4 5#testing "name" "command" "result" "infile" "stdin" 6 7#copied from gnu, but according to what i understand the output should be. 8 9testing "fold_test_1" "fold -w2 -s" "a\t\n" "" "a\t" 10testing "fold_test_2" "fold -w4 -s" "abcd\nef \nd\n" "" "abcdef d\n" 11testing "fold_test_3" "fold -w4 -s" "a \ncd \nfgh\n" "" "a cd fgh\n" 12testing "fold_test_4" "fold -w4 -s" "abc \nef\n" "" "abc ef\n" 13 14#the question i posted 15testing "fold_test_5" "fold -w1" "a\nb\nc\nd\n" "" "abcd" 16