[atomic] Add a script to create ostree repo

This is a wrapper over ostree and rpm-ostree. It is intended to be run
in either Koji or Mock chroot.

Signed-off-by: Lubomír Sedlář <lsedlar@redhat.com>

tests/test_atomic_script.py

@@ -0,0 +1,38 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+
+import unittest
+import mock
+
+import os
+import sys
+
+sys.path.insert(0, os.path.join(os.path.dirname(__file__), '..'))
+sys.path.insert(0, os.path.join(os.path.dirname(__file__), 'bin'))
+
+from tests import helpers
+from pungi import atomic
+
+
+class OstreeScriptTest(helpers.PungiTestCase):
+
+    @mock.patch('kobo.shortcuts.run')
+    def test_full_run(self, run):
+        atomic.main([
+            '--log-dir={}'.format(os.path.join(self.topdir, 'logs', 'Atomic')),
+            '--treefile={}'.format(os.path.join(self.topdir, 'work', 'fedora-atomic-docker-host.json')),
+            os.path.join(self.topdir, 'atomic'),
+        ])
+        self.maxDiff = None
+        self.assertItemsEqual(
+            run.call_args_list,
+            [mock.call(['ostree', 'init', '--repo={}/atomic'.format(self.topdir), '--mode=archive-z2'],
+                       log_file=self.topdir + '/logs/Atomic/init-atomic-repo.log'),
+             mock.call(['rpm-ostree', 'compose', 'tree', '--repo={}/atomic'.format(self.topdir),
+                        self.topdir + '/work/fedora-atomic-docker-host.json'],
+                       log_file=self.topdir + '/logs/Atomic/create-atomic-repo.log')])
+
+
+if __name__ == '__main__':
+    unittest.main()