#!/usr/bin/env bash

# SPDX-FileCopyrightText: 2023 EfficiOS Inc.
#
# SPDX-License-Identifier: GPL-2.0-or-later

if [ "x${URCU_TESTS_SRCDIR:-}" != "x" ]; then
	UTILSSH="$URCU_TESTS_SRCDIR/utils/utils.sh"
else
	UTILSSH="$(dirname "$0")/../utils/utils.sh"
fi

# shellcheck source=../utils/utils.sh
source "$UTILSSH"

# shellcheck source=../../utils/tap.sh
source "$URCU_TESTS_SRCDIR/utils/tap.sh"

CURDIR="${URCU_TESTS_BUILDDIR}/unit"

NUM_TESTS=8

TESTFILE=$(mktemp)

populate_testfile() {
	local cpumask="$1"

	# shellcheck disable=SC2059
	printf "$cpumask" > "$TESTFILE"
}

test_test_get_cpu_mask_from_sysfs_cxx() {
	local cpumask="$1"
	local result

	# Without '\n'
	populate_testfile "$cpumask"
	result=$("${CURDIR}/get_cpu_mask_from_sysfs_cxx" "$TESTFILE")
	test "$cpumask" == "$result"
	ok $? "test_get_cpu_mask_from_sysfs_cxx - without '\n' expected: '$cpumask', result: '$result'"

	# With '\n'
	populate_testfile "$cpumask\n"
	result=$("${CURDIR}/get_cpu_mask_from_sysfs_cxx" "$TESTFILE")
	test "$cpumask" == "$result"
	ok $? "test_get_cpu_mask_from_sysfs_cxx - with '\n' expected: '$cpumask', result: '$result'"
}

if [ "$URCU_TESTS_OS_TYPE" == "linux" ]; then
	plan_tests $NUM_TESTS

	test_test_get_cpu_mask_from_sysfs_cxx ""
	test_test_get_cpu_mask_from_sysfs_cxx "0"
	test_test_get_cpu_mask_from_sysfs_cxx "0-3"
	test_test_get_cpu_mask_from_sysfs_cxx "0,3-7,9"
else
	plan_skip_all "Linux specific tests."
fi