tests: add basic multiarch gating test

Related: RHEL-73341

plans/gating-multiarch.fmf

@@ -0,0 +1,14 @@
+summary: Run s390utils multiarch gating tests
+
+discover:
+  how: fmf
+  test:
+   - "^/tests/sanity-multiarch"
+
+execute:
+  how: tmt
+
+adjust:
+  - when: arch = s390x
+    enabled: false
+    because: The s390utils package here is for non-s390x platforms only.

tests/sanity-multiarch/main.fmf

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+summary: sanity-multiarch
+description: |
+    Basic test for multiarch s390utils
+contact: Daniel Horak <dhorak@redhat.com>
+component:
+  - s390utils
+test: ./runtest.sh
+framework: beakerlib
+require:
+  - s390utils
+duration: 5m
+enabled: true
+adjust:
+  - when: arch = s390x
+    enabled: false
+    because: This test applies to the multiarch tools.

tests/sanity-multiarch/runtest.sh

@@ -0,0 +1,53 @@
+#!/bin/bash
+# vim: dict+=/usr/share/beakerlib/dictionary.vim cpt=.,w,b,u,t,i,k
+# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+#
+#   runtest.sh of /CoreOS/s390utils/Sanity/smoke-functionality
+#   Description: Smoke, Sanity and function tests
+#   Author: Dan Horák <sharkcz@redhat.com>
+#
+# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+#
+#   Copyright (c) 2025 Red Hat, Inc.
+#
+#   This program is free software: you can redistribute it and/or
+#   modify it under the terms of the GNU General Public License as
+#   published by the Free Software Foundation, either version 2 of
+#   the License, or (at your option) any later version.
+#
+#   This program is distributed in the hope that it will be
+#   useful, but WITHOUT ANY WARRANTY; without even the implied
+#   warranty 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, see http://www.gnu.org/licenses/.
+#
+# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+# Include Beaker environment
+. /usr/share/beakerlib/beakerlib.sh || exit 1
+
+PACKAGE="s390utils"
+
+rlJournalStart
+    rlPhaseStartSetup
+        rlAssertRpm $PACKAGE
+        rlRun "TmpDir=\$(mktemp -d)" 0 "Creating tmp directory"
+        rlRun "pushd $TmpDir"
+    rlPhaseEnd
+
+    rlPhaseStartTest "General tests"
+        rlRun "genprotimg --version"
+        rlRun "pvattest --version"
+        rlRun "pvimg --version"
+        rlRun "pvsecret --version"
+    rlPhaseEnd
+
+
+    rlPhaseStartCleanup
+        rlRun "popd"
+        rlRun "rm -r $TmpDir" 0 "Removing tmp directory"
+    rlPhaseEnd
+rlJournalPrintText
+rlJournalEnd