#!/bin/bash
#
# Copyright (C) 2018 Ruediger Meier <ruediger.meier@ga-group.nl>
#
# This file is part of util-linux.
#
# This file 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 2 of the License, or
# (at your option) any later version.
#
# This file 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.
#

TS_TOPDIR="${0%/*}/../.."
TS_DESC="options"

. "$TS_TOPDIR"/functions.sh

ts_init "$*"

ts_check_test_command "$TS_CMD_HARDLINK"
ts_check_prog xz
ts_check_prog tar
ts_check_prog wc

SRCDIR="$TS_OUTDIR/testdir1"

create_srcdir()
{
	rm -rf "$SRCDIR"
	tar -C "$TS_OUTDIR" -xJf "$TS_SELF/testdir1.tar.xz"
}

show_srcdir()
{
	find "$SRCDIR" -type f -printf "%P\t%n\t%s\t%Ts\t%m\n" | sort
}

summary_clean()
{
	sed -i \
		-e 's/^Duration:.*/Duration: [Redacted]/' \
		-e 's/^Method:.*/Method: [Redacted]/' \
		-e 's/^Compared:.*files/Compared: [Redacted] files/' \
		$TS_OUTPUT
}

create_srcdir

ts_init_subtest "orig" # just list original dir
show_srcdir >> $TS_OUTPUT 2>> $TS_ERRLOG
ts_finalize_subtest

ts_init_subtest "dryrun"
$TS_CMD_HARDLINK --quiet --dry-run "$SRCDIR" >> $TS_OUTPUT 2>> $TS_ERRLOG
show_srcdir >> $TS_OUTPUT 2>> $TS_ERRLOG
ts_finalize_subtest

ts_init_subtest "nargs"
$TS_CMD_HARDLINK --quiet "$SRCDIR"/dir-1/sdir-1 "$SRCDIR"/file-?-{1,2} >> $TS_OUTPUT 2>> $TS_ERRLOG
show_srcdir >> $TS_OUTPUT 2>> $TS_ERRLOG
ts_finalize_subtest

# cases without and with -x support
tmp=$($TS_CMD_HARDLINK --quiet --exclude pattern "$SRCDIR"/dir-1/sdir-2 2>&1)
if test $? -ne 0; then
	ts_init_subtest "noregex"
	printf "%s\n" "$tmp" >> $TS_OUTPUT 2>> $TS_ERRLOG
	ts_finalize_subtest
else
	ts_init_subtest "regex-escapes"
	$TS_CMD_HARDLINK --quiet --exclude '.*z-"§\$%&\(\)=\?\*\+$' "$SRCDIR" >> $TS_OUTPUT 2>> $TS_ERRLOG
	show_srcdir >> $TS_OUTPUT 2>> $TS_ERRLOG
	ts_finalize_subtest
fi

ts_init_subtest "content"
$TS_CMD_HARDLINK --quiet --content "$SRCDIR" >> $TS_OUTPUT 2>> $TS_ERRLOG
# When using -c we need to cheat with sed because it's not deterministic which
# file (i.e. which timestamp and perms) wins. TODO at least the choice of the
# permissions should be sensitive by default and/or controllable by the user.
show_srcdir | sed 's/\(1540236\).*/\1xxx\tperm/' >> $TS_OUTPUT 2>> $TS_ERRLOG
ts_finalize_subtest

ts_init_subtest "maximum-size-8191"
create_srcdir
echo "Number of test files: $(find "$SRCDIR" -type f | wc -l)" >> $TS_OUTPUT
$TS_CMD_HARDLINK --maximum-size 8191 "$SRCDIR" >> $TS_OUTPUT 2>> $TS_ERRLOG
summary_clean
show_srcdir >> $TS_OUTPUT 2>> $TS_ERRLOG
ts_finalize_subtest

ts_init_subtest "maximum-size-8192"
create_srcdir
echo "Number of test files: $(find "$SRCDIR" -type f | wc -l)" >> $TS_OUTPUT
$TS_CMD_HARDLINK --maximum-size 8192 "$SRCDIR" >> $TS_OUTPUT 2>> $TS_ERRLOG
summary_clean
show_srcdir >> $TS_OUTPUT 2>> $TS_ERRLOG
ts_finalize_subtest


rm -rf "$SRCDIR"
ts_finalize