1 files changed, 51 insertions, 0 deletions
diff --git a/src/ceph-volume/ceph_volume/tests/systemd/test_main.py b/src/ceph-volume/ceph_volume/tests/systemd/test_main.py
new file mode 100644
index 000000000..be13438f6
--- /dev/null
+++ b/src/ceph-volume/ceph_volume/tests/systemd/test_main.py
@@ -0,0 +1,51 @@
+import pytest
+from ceph_volume import exceptions, conf
+from ceph_volume.systemd.main import parse_subcommand, main, process
+
+
+class TestParseSubcommand(object):
+
+    def test_no_subcommand_found(self):
+        with pytest.raises(exceptions.SuffixParsingError):
+            parse_subcommand('')
+
+    def test_sub_command_is_found(self):
+        result = parse_subcommand('lvm-1-sha-1-something-0')
+        assert result == 'lvm'
+
+
+class Capture(object):
+
+    def __init__(self, *a, **kw):
+        self.a = a
+        self.kw = kw
+        self.calls = []
+
+    def __call__(self, *a, **kw):
+        self.calls.append(a)
+        self.calls.append(kw)
+
+
+class TestMain(object):
+
+    def setup_method(self):
+        conf.log_path = '/tmp/'
+
+    def test_no_arguments_parsing_error(self):
+        with pytest.raises(RuntimeError):
+            main(args=[])
+
+    def test_parsing_suffix_error(self):
+        with pytest.raises(exceptions.SuffixParsingError):
+            main(args=['asdf'])
+
+    def test_correct_command(self, monkeypatch):
+        run = Capture()
+        monkeypatch.setattr(process, 'run', run)
+        main(args=['ceph-volume-systemd', 'lvm-8715BEB4-15C5-49DE-BA6F-401086EC7B41-0' ])
+        command = run.calls[0][0]
+        assert command == [
+            'ceph-volume',
+            'lvm', 'trigger',
+            '8715BEB4-15C5-49DE-BA6F-401086EC7B41-0'
+        ]