tests: simple zinject disk fault arg check

Just making sure the valid values for disk faults are accepted.
Obviously we can do a lot more, but this will do to get us started.

Sponsored-by: Klara, Inc.
Sponsored-by: Wasabi Technology, Inc.
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Brian Atkinson <batkinson@lanl.gov>
Reviewed-by: Tino Reichardt <milky-zfs@mcmilk.de>
Signed-off-by: Rob Norris <rob.norris@klarasystems.com>
Closes #15953

tests/runfiles/common.run

@@ -153,6 +153,12 @@ tests = [ 'clean_mirror_001_pos', 'clean_mirror_002_pos',
     'clean_mirror_003_pos', 'clean_mirror_004_pos']
 tags = ['functional', 'clean_mirror']
 
+[tests/functional/cli_root/zinject]
+tests = ['zinject_args']
+pre =
+post =
+tags = ['functional', 'cli_root', 'zinject']
+
 [tests/functional/cli_root/zdb]
 tests = ['zdb_002_pos', 'zdb_003_pos', 'zdb_004_pos', 'zdb_005_pos',
     'zdb_006_pos', 'zdb_args_neg', 'zdb_args_pos',

tests/zfs-tests/tests/Makefile.am

@@ -606,6 +606,7 @@ nobase_dist_datadir_zfs_tests_tests_SCRIPTS += \
 	functional/clean_mirror/clean_mirror_004_pos.ksh \
 	functional/clean_mirror/cleanup.ksh \
 	functional/clean_mirror/setup.ksh \
+	functional/cli_root/zinject/zinject_args.ksh \
 	functional/cli_root/zdb/zdb_002_pos.ksh \
 	functional/cli_root/zdb/zdb_003_pos.ksh \
 	functional/cli_root/zdb/zdb_004_pos.ksh \

tests/zfs-tests/tests/functional/cli_root/zinject/zinject_args.ksh

@@ -0,0 +1,62 @@
+#!/bin/ksh -p
+#
+# CDDL HEADER START
+#
+# The contents of this file are subject to the terms of the
+# Common Development and Distribution License (the "License").
+# You may not use this file except in compliance with the License.
+#
+# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+# or https://opensource.org/licenses/CDDL-1.0.
+# See the License for the specific language governing permissions
+# and limitations under the License.
+#
+# When distributing Covered Code, include this CDDL HEADER in each
+# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+# If applicable, add the following below this CDDL HEADER, with the
+# fields enclosed by brackets "[]" replaced with your own identifying
+# information: Portions Copyright [yyyy] [name of copyright owner]
+#
+# CDDL HEADER END
+#
+
+#
+# Copyright (c) 2024, Klara Inc.
+#
+
+#
+# TODO: this only checks that the set of valid device fault types. It should
+#       check all the other options, and that they work, and everything really.
+#
+
+. $STF_SUITE/include/libtest.shlib
+
+verify_runnable "global"
+
+log_assert "Check zinject parameters."
+
+log_onexit cleanup
+
+DISK1=${DISKS%% *}
+
+function cleanup
+{
+	zinject -c all
+	default_cleanup_noexit
+}
+
+function test_device_fault
+{
+	typeset -a errno=("io" "decompress" "decrypt" "nxio" "dtl" "corrupt")
+	for e in ${errno[@]}; do
+		log_must eval \
+		    "zinject -d $DISK1 -e $e -T read -f 0.001 $TESTPOOL"
+	done
+	zinject -c all
+}
+
+default_mirror_setup_noexit $DISKS
+
+test_device_fault
+
+log_pass "zinject parameters work as expected."