#!/bin/sh
#
# Check strace-log-merge error diagnostics.
#
# Copyright (c) 2019 The strace developers.
# All rights reserved.
#
# SPDX-License-Identifier: GPL-2.0-or-later

. "${srcdir=.}/init.sh"

rm -f -- "$LOG".[0-9]*
echo "strace-log-merge: $LOG: strace output not found" > "$EXP"

check_strace_log_merge()
{
	"$srcdir"/../strace-log-merge "$LOG" > "$OUT" 2> "$LOG"
	rc=$?

	[ $rc -gt 0 ] ||
		dump_log_and_fail_with 'strace-log-merge unexpectedly succeeded'

	[ ! -s "$OUT" ] ||
		dump_log_and_fail_with 'strace-log-merge unexpectedly produced output'

	match_diff "$LOG" "$EXP" 'strace-log-merge error diagnostics mismatch'
}

check_strace_log_merge

echo '1234567890.123456 +++ exited with 0 +++' > "$LOG".0
check_strace_log_merge

echo > "$LOG".1
check_strace_log_merge

rm -f -- "$LOG".[0-9]*