busybox/testsuite/tail.tests
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   1#!/bin/sh
   2
   3# Copyright 2009 by Denys Vlasenko <vda.linux@googlemail.com>
   4# Licensed under GPLv2, see file LICENSE in this source tree.
   5
   6. ./testing.sh
   7
   8# testing "test name" "command" "expected result" "file input" "stdin"
   9#   file input will be file called "input"
  10#   test can create a file "actual" instead of writing to stdout
  11
  12testing "tail: +N with N > file length" \
  13        "tail -c +55 2>&1; echo \$?" \
  14        "0\n" \
  15        "" "qw"
  16
  17testing "tail: -c +N with largish N" \
  18        "
  19        dd if=/dev/zero bs=16k count=1 2>/dev/null | tail -c +8200 | wc -c;
  20        dd if=/dev/zero bs=16k count=1 2>/dev/null | tail -c +8208 | wc -c;
  21        " \
  22        "8185\n8177\n" \
  23        "" ""
  24
  25exit $FAILCOUNT
  26