Don't use non-existent method of Mock

Mock object only has method assert_called_once_with(), doesn't
have called_once_with(), so use right method to confirm test.

Change-Id: Icc96178a8255f10bf3a8584e5f70dc9446894347

1 files changed, 3 insertions, 3 deletions

diff --git a/cliff/tests/test_commandmanager.py b/cliff/tests/test_commandmanager.py
index b995b7d..f131712 100644
--- a/cliff/tests/test_commandmanager.py
+++ b/cliff/tests/test_commandmanager.py
@@ -77,7 +77,7 @@ def test_load_commands():
     with mock.patch('pkg_resources.iter_entry_points',
                     mock_pkg_resources) as iter_entry_points:
         mgr = CommandManager('test')
-        assert iter_entry_points.called_once_with('test')
+        iter_entry_points.assert_called_once_with('test')
         names = [n for n, v in mgr]
         assert names == ['test']
 
@@ -89,7 +89,7 @@ def test_load_commands_keep_underscores():
     with mock.patch('pkg_resources.iter_entry_points',
                     mock_pkg_resources) as iter_entry_points:
         mgr = CommandManager('test', convert_underscores=False)
-        assert iter_entry_points.called_once_with('test')
+        iter_entry_points.assert_called_once_with('test')
         names = [n for n, v in mgr]
         assert names == ['test_cmd']
 
@@ -101,6 +101,6 @@ def test_load_commands_replace_underscores():
     with mock.patch('pkg_resources.iter_entry_points',
                     mock_pkg_resources) as iter_entry_points:
         mgr = CommandManager('test', convert_underscores=True)
-        assert iter_entry_points.called_once_with('test')
+        iter_entry_points.assert_called_once_with('test')
         names = [n for n, v in mgr]
         assert names == ['test cmd']