Add test for setting non-common valid timezones

Related: jira#RHEL-13150
Related: jira#RHEL-13151
Related: rhbz#1452873

Upstream solution: rhinstaller/anaconda#3167

timezone-noncommon.ks.in

@@ -0,0 +1,35 @@
+#version=DEVEL
+#test name: timezone-noncommon
+# Test that timezones that are in pytz.all_timezones but not in
+# pytz.common_timezones can be used in kickstart
+# (jira#RHEL-13150, jira#RHEL-13151, rhbz#1452873)
+%ksappend repos/default.ks
+network --bootproto=dhcp
+
+bootloader --timeout=1
+zerombr
+clearpart --all --initlabel
+autopart
+
+keyboard us
+lang en
+timezone Japan
+rootpw testcase
+
+shutdown
+
+%packages
+%end
+
+%post
+
+link=$(readlink /etc/localtime)
+if [[ ${link#*zoneinfo/} != "Japan" ]]; then
+    echo "*** /etc/localtime does not point to the configured timezone" >> /root/RESULT
+fi
+
+# everything passes
+if [[ ! -e /root/RESULT ]]; then
+    echo SUCCESS > /root/RESULT
+fi
+%end

timezone-noncommon.sh

@@ -0,0 +1,24 @@
+#
+# Copyright (C) 2023  Red Hat, Inc.
+#
+# This copyrighted material is made available to anyone wishing to use,
+# modify, copy, or redistribute it subject to the terms and conditions of
+# the GNU General Public License v.2, or (at your option) any later version.
+# This program is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY expressed or implied, including the implied warranties of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General
+# Public License for more details.  You should have received a copy of the
+# GNU General Public License along with this program; if not, write to the
+# Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+# 02110-1301, USA.  Any Red Hat trademarks that are incorporated in the
+# source code or documentation are not subject to the GNU General Public
+# License and may only be used or replicated with the express permission of
+# Red Hat, Inc.
+#
+# Red Hat Author(s): Radek Vykydal <rvykydal@redhat.com>
+
+# Ignore unused variable parsed out by tooling scripts as test tags metadata
+# shellcheck disable=SC2034
+TESTTYPE="time"
+
+. ${KSTESTDIR}/functions.sh