1 files changed, 52 insertions, 0 deletions
diff --git a/tests/unittests/test_runs/test_merge_run.py b/tests/unittests/test_runs/test_merge_run.py
new file mode 100644
index 00000000..d9c3a455
--- /dev/null
+++ b/tests/unittests/test_runs/test_merge_run.py
@@ -0,0 +1,52 @@
+import os
+
+from tests.unittests import helpers
+
+from cloudinit.settings import (PER_INSTANCE)
+from cloudinit import stages
+from cloudinit import util
+
+
+class TestMergeRun(helpers.FilesystemMockingTestCase):
+    def _patchIn(self, root):
+        self.restore()
+        self.patchOS(root)
+        self.patchUtils(root)
+
+    def test_none_ds(self):
+        new_root = self.makeDir()
+        self.replicateTestRoot('simple_ubuntu', new_root)
+        cfg = {
+            'datasource_list': ['None'],
+            'cloud_init_modules': ['write-files'],
+        }
+        ud = self.readResource('user_data.1.txt')
+        cloud_cfg = util.yaml_dumps(cfg)
+        util.ensure_dir(os.path.join(new_root, 'etc', 'cloud'))
+        util.write_file(os.path.join(new_root, 'etc',
+                                     'cloud', 'cloud.cfg'), cloud_cfg)
+        self._patchIn(new_root)
+
+        # Now start verifying whats created
+        initer = stages.Init()
+        initer.read_cfg()
+        initer.initialize()
+        initer.fetch()
+        initer.datasource.userdata_raw = ud
+        _iid = initer.instancify()
+        initer.update()
+        initer.cloudify().run('consume_userdata',
+                              initer.consume_userdata,
+                              args=[PER_INSTANCE],
+                              freq=PER_INSTANCE)
+        mirrors = initer.distro.get_option('package_mirrors')
+        self.assertEquals(1, len(mirrors))
+        mirror = mirrors[0]
+        self.assertEquals(mirror['arches'], ['i386', 'amd64', 'blah'])
+        mods = stages.Modules(initer)
+        (which_ran, failures) = mods.run_section('cloud_init_modules')
+        self.assertTrue(len(failures) == 0)
+        self.assertTrue(os.path.exists('/etc/blah.ini'))
+        self.assertIn('write-files', which_ran)
+        contents = util.load_file('/etc/blah.ini')
+        self.assertEquals(contents, 'blah')