glabel: add a basic test

Reviewed by:	asomers
MFC after:	3 days
Sponsored by:	Rubicon Communications, LLC ("Netgate")
Differential Revision:	https://reviews.freebsd.org/D53178

tests/sys/geom/class/Makefile

@@ -9,6 +9,7 @@ TESTS_SUBDIRS+=	concat
 TESTS_SUBDIRS+=	eli
 .endif
 TESTS_SUBDIRS+=	gate
+TESTS_SUBDIRS+=	label
 TESTS_SUBDIRS+=	mirror
 TESTS_SUBDIRS+=	multipath
 TESTS_SUBDIRS+=	nop

tests/sys/geom/class/label/Makefile

@@ -0,0 +1,7 @@
+PACKAGE=	tests
+
+TESTSDIR=	${TESTSBASE}/sys/geom/class/${.CURDIR:T}
+
+ATF_TESTS_SH+=	basic
+
+.include <bsd.test.mk>

tests/sys/geom/class/label/basic.sh

@@ -0,0 +1,59 @@
+#!/bin/sh
+#
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
+# Copyright (c) 2025 Brad Davis
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+# SUCH DAMAGE.
+#
+
+class=label
+. $(atf_get_srcdir)/../geom_subr.sh
+
+atf_test_case create cleanup
+create_head()
+{
+	atf_set "descr" "Create and verify GEOM labels"
+	atf_set "require.user" "root"
+}
+create_body()
+{
+	geom_atf_test_setup
+
+	f1=$(mktemp ${class}.XXXXXX)
+	atf_check truncate -s 32M "$f1"
+	attach_md md -t vnode -f "$f1"
+
+	atf_check -s exit:0 -o match:"^Done." glabel create -v test "/dev/$md"
+	atf_check -s exit:0 -o match:"^label/test     N/A  $md$" glabel status "/dev/$md"
+	atf_check -s exit:0 -o match:"^/dev/label/test$" ls /dev/label/test
+	atf_check -s exit:0 glabel stop test
+}
+create_cleanup()
+{
+	geom_test_cleanup
+}
+
+atf_init_test_cases()
+{
+	atf_add_test_case create
+}