#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2022 Oracle.  All Rights Reserved.
#
# FS QA Test No. 144
#
# Now that we've increased the default log size calculation, test mkfs with
# various stripe units and filesystem sizes to see if we can provoke mkfs into
# breaking.
#
. ./common/preamble
_begin_fstest auto mkfs

# real QA test starts here

# Modify as appropriate.
_supported_fs xfs
_require_test

# The last testcase creates a (sparse) fs image with a 2GB log, so we need
# 3GB to avoid failing the mkfs due to ENOSPC.
_require_fs_space $TEST_DIR $((3 * 1048576))
echo Silence is golden

testfile=$TEST_DIR/a
rm -f $testfile

test_format() {
	local tag="$1"
	shift

	echo "$tag" >> $seqres.full
	$MKFS_XFS_PROG -f $@ -d file,name=$testfile &>> $seqres.full
	local res=$?
	test $res -eq 0 || echo "$tag FAIL $res" | tee -a $seqres.full
}

# First we try various small filesystems and stripe sizes.
for M in `seq 298 302` `seq 490 520`; do
	for S in `seq 32 4 64`; do
		test_format "M=$M S=$S" -dsu=${S}k,sw=1,size=${M}m -N
	done
done

# log end rounded beyond EOAG due to stripe unit
test_format "log end beyond eoag" -d agcount=3200,size=6366g -d su=256k,sw=4 -N

# Log so large it pushes the root dir into AG 1.  We can't use -N for the mkfs
# because this check only occurs after the root directory has been allocated,
# which mkfs -N doesn't do.
test_format "log pushes rootdir into AG 1" -d agcount=3200,size=6366g -lagnum=0

# success, all done
status=0
exit