Import CI tests from RHEL

This is from RHEL distgit tests/Cython, directory Sanity/smoke.

The original commit hash: 36cb03f34340bf13e42326bd9cb26f5f03b6fc27

Only necessary files were kept. Some outdated stuff was removed.

Co-Authored-By: Jan Kepler <jkejda@redhat.com>
Co-Authored-By: Lukáš Zachar <lzachar@redhat.com>

.fmf/version

@@ -0,0 +1 @@
+1

plan.fmf

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+discover:
+    how: fmf
+execute:
+    how: tmt

tests/smoke/helloworld.pyx

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+print("Hello World")

tests/smoke/main.fmf

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+summary: smoke test
+test: ./runtest.sh
+framework: beakerlib
+require:
+  - gcc
+  - python3-devel
+  - python3-cython
+  - python3-setuptools
+duration: 10m

tests/smoke/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 /CoreOS/Cython/Sanity/smoke
+#   Description: smoke test
+#   Author: Jan Kepler <jkepler@redhat.com>
+#
+# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+#
+#   Copyright (c) 2017 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
+set -o pipefail
+
+PYTHON="${PYTHON:-python3}"
+
+rlJournalStart
+    rlPhaseStartTest
+        rlRun "$PYTHON setup.py build_ext --inplace" 0 "Building Cython file"
+        rlRun "$PYTHON -c 'import helloworld' | tee output.log" 0 "Running Cython file"
+        rlAssertGrep "Hello World" "output.log"
+    rlPhaseEnd
+rlJournalPrintText
+rlJournalEnd

tests/smoke/setup.py

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+from setuptools import setup
+from Cython.Build import cythonize
+
+setup(
+    ext_modules = cythonize("helloworld.pyx")
+)