ceph-volume tests.util ensure dmcrypt_close will skip non-existent paths

Signed-off-by: Alfredo Deza <adeza@redhat.com>

diff --git a/src/ceph-volume/ceph_volume/tests/util/test_encryption.py b/src/ceph-volume/ceph_volume/tests/util/test_encryption.py
index 3d84e55394163dcc66b42ce4147295536d4b5047..8cca42689b41ec0652a5b818661c5b2b01ca6371 100644 (file)
--- a/src/ceph-volume/ceph_volume/tests/util/test_encryption.py
+++ b/src/ceph-volume/ceph_volume/tests/util/test_encryption.py
@@ -17,3 +17,19 @@ class TestStatus(object):
         out = ['some line here', '  ']
         stub_call((out, '', 0))
         assert encryption.status('/dev/sdc1') == {}
+
+
+class TestDmcryptClose(object):
+
+    def test_mapper_exists(self, fake_run, tmpfile):
+        file_name = tmpfile(name='mapper-device')
+        encryption.dmcrypt_close(file_name)
+        arguments = fake_run.calls[0]['args'][0]
+        assert arguments[0] == 'cryptsetup'
+        assert arguments[1] == 'remove'
+        assert arguments[2].startswith('/')
+
+    def test_mapper_does_not_exist(self, fake_run):
+        file_name = '/path/does/not/exist'
+        encryption.dmcrypt_close(file_name)
+        assert fake_run.calls == []