| #!/bin/bash |
| |
| [ -f testing.sh ] && . testing.sh |
| |
| #testing "name" "command" "result" "infile" "stdin" |
| |
| BIGTEST="one\ntwo\nthree\nfour\nfive\nsix\nseven\neight\nnine\nten\neleven\n" |
| echo -ne "$BIGTEST" > file1 |
| testing "tail" "tail && echo yes" "oneyes\n" "" "one" |
| testing "tail file" "tail file1" \ |
| "two\nthree\nfour\nfive\nsix\nseven\neight\nnine\nten\neleven\n" "" "" |
| testing "tail -n in bounds" "tail -n 3 file1" "nine\nten\neleven\n" "" "" |
| testing "tail -n out of bounds" "tail -n 999 file1" "$BIGTEST" "" "" |
| testing "tail -n+ in bounds" "tail -n +3 file1" \ |
| "three\nfour\nfive\nsix\nseven\neight\nnine\nten\neleven\n" "" "" |
| testing "tail -n+ outof bounds" "tail -n +999 file1" "" "" "" |
| testing "tail -c in bounds" "tail -c 27 file1" \ |
| "even\neight\nnine\nten\neleven\n" "" "" |
| testing "tail -c out of bounds" "tail -c 999 file1" "$BIGTEST" "" "" |
| testing "tail -c+ in bounds" "tail -c +27 file1" \ |
| "x\nseven\neight\nnine\nten\neleven\n" "" "" |
| testing "tail -c+ out of bonds" "tail -c +999 file1" "" "" "" |
| rm file1 |
| |
| testing "tail stdin no trailing newline" "tail -n 1 - " "c" "" "a\nb\nc" |
| testing "tail file no trailing newline" "tail -n 1 input" "c" "a\nb\nc" "" |
| |
| optional TAIL_SEEK |
| testing "tail noseek -n in bounds" "tail -n 3" "nine\nten\neleven\n" \ |
| "" "$BIGTEST" |
| testing "tail noseek -n out of bounds" "tail -n 999" "$BIGTEST" "" "$BIGTEST" |
| testing "tail noseek -n+ in bounds" "tail -n +3" \ |
| "three\nfour\nfive\nsix\nseven\neight\nnine\nten\neleven\n" "" \ |
| "$BIGTEST" |
| testing "tail noseek -n+ outof bounds" "tail -n +999" "" "" "$BIGTEST" |
| testing "tail noseek -c in bounds" "tail -c 27" \ |
| "even\neight\nnine\nten\neleven\n" "" "$BIGTEST" |
| testing "tail noseek -c out of bounds" "tail -c 999" "$BIGTEST" "" "$BIGTEST" |
| testing "tail noseek -c+ in bounds" "tail -c +27" \ |
| "x\nseven\neight\nnine\nten\neleven\n" "" "$BIGTEST" |
| testing "tail noseek -c+ out of bonds" "tail -c +999" "" "" "$BIGTEST" |
| |
| makebigfile() |
| { |
| |
| for j in $(seq 1 100) |
| do |
| printf "%s " $j |
| for i in $(seq 1 100) |
| do |
| printf %s 123456789abcefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ |
| done |
| echo |
| done |
| } |
| makebigfile > bigfile |
| |
| testing "tail -c 12345 -n 3 bigfile" "tail -c 12345 -n 3 bigfile | md5sum" \ |
| "347bbdcbad8a313f4dc7bd558c5bfcb8 -\n" "" "" |
| testing "tail -n 3 -c 12345 bigfile" "tail -n 3 -c 12345 bigfile | md5sum" \ |
| "1698825a750288284ec3ba7d8a59f302 -\n" "" "" |