#
# Copyright 2015 EMC Corp.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
#   notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright
#   notice, this list of conditions and the following disclaimer in the
#   documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#

SRCDIR=$(atf_get_srcdir)

check()
{
	local tc=${1}; shift
	local xo_fmt=${1}; shift

	XO=$(atf_config_get usr.bin.xo.test_xo /usr/bin/xo)

	local err_file="${SRCDIR}/${tc}${xo_fmt:+.${xo_fmt}}.err"
	[ -s "${err_file}" ] && err_flag="-e file:${err_file}"
	local out_file="${SRCDIR}/${tc}${xo_fmt:+.${xo_fmt}}.out"
	[ -s "${out_file}" ] && out_flag="-o file:${out_file}"

	atf_check -s exit:0 -e file:${err_file} -o file:${out_file} \
	    env LC_ALL=en_US.UTF-8 \
	        TZ="EST" "${SRCDIR}/${tc}" \
		"${XO} --libxo:W${xo_fmt}"
}

add_testcase()
{
	local tc=${1}
	local tc_escaped

	oldIFS=$IFS
	IFS='.'
	set -- $tc
	tc_script=${1}
	[ $# -eq 3 ] && xo_fmt=${2} # Don't set xo_fmt to `out'
	IFS=$oldIFS
	tc_escaped="${tc_script}${xo_fmt:+__${xo_fmt}}"

	atf_test_case ${tc_escaped}
	eval "${tc_escaped}_body() { check ${tc_script} ${xo_fmt}; }"
	atf_add_test_case ${tc_escaped}
}

atf_init_test_cases()
{
	for path in $(find -Es "${SRCDIR}" -name '*.out'); do
		add_testcase ${path##*/}
	done
}
