Re: [PATCH 2/2] xfs: test the xfs_db ls command

From: Darrick J. Wong <djwong@kernel.org>

Make sure that the xfs_db ls command works the way the author thinks it
does.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
---
 tests/xfs/918     |  109 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 tests/xfs/918.out |   27 +++++++++++++
 tests/xfs/group   |    1
 3 files changed, 137 insertions(+)
 create mode 100755 tests/xfs/918
 create mode 100644 tests/xfs/918.out

diff --git a/tests/xfs/918 b/tests/xfs/918
new file mode 100755
index 00000000..7211df92
--- /dev/null
+++ b/tests/xfs/918

@@ -0,0 +1,109 @@
+#! /bin/bash
+# SPDX-License-Identifier: GPL-2.0-or-later
+# Copyright (c) 2021 Oracle.  All Rights Reserved.
+#
+# FS QA Test No. 918
+#
+# Make sure the xfs_db ls command works the way the author thinks it does.
+# This means that we can list the current directory, list an arbitrary path,
+# and we can't list things that aren't directories.
+#
+seq=`basename $0`
+seqres=$RESULT_DIR/$seq
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=1    # failure is the default!
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+	cd /
+	rm -f $tmp.*
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+
+# real QA test starts here
+_supported_fs xfs
+_require_xfs_db_command "path"
+_require_xfs_db_command "ls"
+_require_scratch
+
+echo "Format filesystem and populate"
+_scratch_mkfs > $seqres.full
+_scratch_mount >> $seqres.full
+
+$XFS_INFO_PROG $SCRATCH_MNT | grep -q ftype=1 || \
+	_notrun "filesystem does not support ftype"
+
+filter_ls() {
+	awk '
+BEGIN { cookie = 0; }
+{
+	if (cookie == 0)
+		cookie = $1;
+	printf("+%d %s %s %s %s %s\n", $1 - cookie, $2, $3, $4, $5, $6);
+	cookie = $1;
+}' | \
+	sed	-e "s/ $root_ino directory / root directory /g" \
+		-e "s/ $a_ino directory / a_ino directory /g" \
+		-e "s/ $b_ino directory / b_ino directory /g" \
+		-e "s/ $c_ino regular / c_ino regular /g" \
+		-e "s/ $d_ino symlink / d_ino symlink /g" \
+		-e "s/ $e_ino blkdev / e_ino blkdev /g" \
+		-e "s/ $f_ino chardev / f_ino chardev /g" \
+		-e "s/ $g_ino fifo / g_ino fifo /g" \
+		-e "s/ $big0_ino regular / big0_ino regular /g" \
+		-e "s/ $big1_ino regular / big1_ino regular /g" \
+		-e "s/ $h_ino regular / g_ino regular /g"
+}
+
+mkdir $SCRATCH_MNT/a
+mkdir $SCRATCH_MNT/a/b
+$XFS_IO_PROG -f -c 'pwrite 0 61' $SCRATCH_MNT/a/c >> $seqres.full
+ln -s -f b $SCRATCH_MNT/a/d