#!/bin/bash

#
# Copyright (C) 2018 Vaclav Dolezal <vdolezal@redhat.com>
#
# 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="mbsencode"

. $TS_TOPDIR/functions.sh
ts_init "$*"

ts_check_test_command $TS_HELPER_MBSENCODE

# These test may fail on some machines (locales, other libc...)
TS_KNOWN_FAIL="yes"

STRINGS=(
# ASCII
	$'foo\tbar baz'
	 '\\foo.local\bar'
	 '\\foo.local\xbar'

# UNICODE
	 'über'
	$'c\xcc\x8ca\xcc\x81rka' # 'c\u030Ca\u0301rka'
	 'Москва́'
	 '北京'
	$'\xc2\x83' # U+0083

# INVALID UNICODE
	$'\xff'
	$'\xe8\xe1\xf9\xa7'
)

if grep -q '^#define HAVE_WIDECHAR' ${top_builddir}/config.h ;then
	HAVE_WIDECHAR=true
else
	HAVE_WIDECHAR=false
fi

ts_init_subtest "safe-ascii"
$TS_HELPER_MBSENCODE --safe "${STRINGS[@]}" >> $TS_OUTPUT 2>&1
ts_finalize_subtest

ts_init_subtest "invalid-ascii"
if [ "$HAVE_WIDECHAR" = true ]; then
	$TS_HELPER_MBSENCODE --invalid "${STRINGS[@]}" >> $TS_OUTPUT 2>&1
	ts_finalize_subtest
else
	ts_skip_subtest 'No widechar support'
fi

ts_init_subtest "safe-utf8"
if [ "$HAVE_WIDECHAR" = true ]; then
	LC_ALL=C.UTF-8 \
	$TS_HELPER_MBSENCODE --safe "${STRINGS[@]}" >> $TS_OUTPUT 2>&1
	ts_finalize_subtest
else
	ts_skip_subtest 'No widechar support'
fi

ts_init_subtest "invalid-utf8"
if [ "$HAVE_WIDECHAR" = true ]; then
	LC_ALL=C.UTF-8 \
	$TS_HELPER_MBSENCODE --invalid "${STRINGS[@]}" >> $TS_OUTPUT 2>&1
	ts_finalize_subtest
else
	ts_skip_subtest 'No widechar support'
fi

ts_finalize