#!/bin/sh # Test 'test -N file'. # Copyright (C) 2018-2022 Free Software Foundation, Inc. # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # You should have received a copy of the GNU General Public License # along with this program. If not, see . . "${srcdir=.}/tests/init.sh"; path_prepend_ ./src print_ver_ test stat stat_test_N() { mtime=$(env stat -c '%.Y' "$1") atime=$(env stat -c '%.X' "$1") test "$mtime" = "$atime" && return 1 latest=$(printf '%s\n' "$mtime" "$atime" | sort -g | tail -n1) test "$mtime" = "$latest" } # For a freshly touched file, atime should equal mtime: 'test -N' returns 1. touch file || framework_failure_ if ! stat_test_N file; then returns_ 1 env test -N file || fail=1 fi # Set access time to 2 days ago: 'test -N' returns 0. touch -a -d '12:00 today -2 days' file || framework_failure_ if stat_test_N file; then env test -N file || fail=1 fi # Set mtime to 2 days before atime: 'test -N' returns 1; touch -m -d '12:00 today -4 days' file || framework_failure_ if ! stat_test_N file; then returns_ 1 env test -N file || fail=1 fi # Now modify the file: 'test -N' returns 0. echo 'data' > file || framework_failure_ if stat_test_N file; then env test -N file || fail=1 fi Exit $fail