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-rw-r--r--nova/tests/unit/virt/libvirt/volume/test_smbfs.py1
1 files changed, 1 insertions, 0 deletions
diff --git a/nova/tests/unit/virt/libvirt/volume/test_smbfs.py b/nova/tests/unit/virt/libvirt/volume/test_smbfs.py
index b39a4ebad8..2c3ea574a9 100644
--- a/nova/tests/unit/virt/libvirt/volume/test_smbfs.py
+++ b/nova/tests/unit/virt/libvirt/volume/test_smbfs.py
@@ -83,6 +83,7 @@ class LibvirtSMBFSVolumeDriverTestCase(test_volume.LibvirtVolumeBaseTestCase):
conf = libvirt_driver.get_config(connection_info, self.disk_info)
tree = conf.format_dom()
self._assertFileTypeEquals(tree, file_path)
+ self.assertEqual('writeback', conf.driver_cache)
@mock.patch.object(libvirt_utils, 'is_mounted')
@mock.patch('oslo_utils.fileutils.ensure_tree')