CI Tests: Copy test coverage over from rhel-8.8.0 branch and FMF-ize it

.fmf/version

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+1

plans/ci.fmf

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+summary: CI Gating Plan
+discover:
+    how: fmf
+    directory: tests
+execute:
+    how: tmt

tests/internal-testsuite/main.fmf

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+summary: internal-testsuite
+description: ''
+enabled: true
+contact: Martin Coufal <mcoufal@redhat.com>
+component:
+  - libmpc
+test: ./runtest.sh
+framework: beakerlib
+recommend:
+  - libmpc
+  - gmp-devel
+  - mpfr-devel
+  - texinfo
+  - rpm-build
+  - gcc
+  - gcc-c++
+duration: 30m
+extra-nitrate: TC#0538960
+extra-summary: /tools/libmpc/Regression/internal-testsuite
+extra-task: /tools/libmpc/Regression/internal-testsuite

tests/internal-testsuite/runtest.sh

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+#!/bin/bash
+# vim: dict+=/usr/share/beakerlib/dictionary.vim cpt=.,w,b,u,t,i,k
+# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+#
+#   runtest.sh of /tools/libmpc/Regression/internal-testsuite
+#   Description: internal-testsuite
+#   Author: Martin Coufal <mcoufal@redhat.com>
+#
+# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+#
+#   Copyright (c) 2016 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="${PACKAGE:-$(rpm -qf --qf='%{name}\n' /usr/lib64/libmpc.so.3)}"
+export PACKAGE
+
+rlJournalStart
+    rlPhaseStartSetup
+        rlRun "TmpDir=\$(mktemp -d)" 0 "Creating tmp directory"
+        rlRun "pushd $TmpDir"
+	rlFetchSrcForInstalled $PACKAGE
+	rlAssertRpm $PACKAGE
+	rlRun "yum-builddep -y $PACKAGE*.src.rpm"
+        rlRun "rpm --define='_topdir $TmpDir' -Uvh *src.rpm"
+        rlRun "rpmbuild --define='_topdir $TmpDir' -bc SPECS/libmpc.spec"
+    rlPhaseEnd
+
+    rlPhaseStartTest
+	rlRun "pushd BUILD/mpc-*"
+        # test
+        rlRun "make RUNTESTFLAGS='--tool_exec=$BIN' check |& tee $TmpDir/check.log"
+        rlRun "popd"
+        # no unexpected results should appear
+        rlRun "grep '^# of unexpected' check.log" 1
+    rlPhaseEnd
+
+    rlPhaseStartCleanup
+        rlRun "popd"
+        rlRun "rm -r $TmpDir" 0 "Removing tmp directory"
+    rlPhaseEnd
+rlJournalPrintText
+rlJournalEnd