Changed backup-restore to accept backup name

Beckup-restore does not currently accept the name of the backup,
however other backup actions do and according to its description
backup-restore should as well.

Change-Id: I26d8d2f1fe6cf7362d23d9b9668936dbb0509251
Closes-Bug: #1604892

cinderclient/tests/unit/v2/test_shell.py

@@ -15,6 +15,7 @@
 
 import fixtures
 import mock
+import ddt
 from requests_mock.contrib import fixture as requests_mock_fixture
 from six.moves.urllib import parse
 
@@ -29,6 +30,7 @@ from cinderclient.tests.unit.v2 import fakes
 from cinderclient.tests.unit.fixture_data import keystone_client
 
 
+@ddt.ddt
 @mock.patch.object(client, 'Client', fakes.FakeClient)
 class ShellTest(utils.TestCase):
 
@@ -446,10 +448,12 @@ class ShellTest(utils.TestCase):
                           'backup-restore 1234 --volume fake_vol --name '
                           'restore_vol')
 
+    @ddt.data('backup_name', '1234')
     @mock.patch('cinderclient.v3.shell._find_backup')
     @mock.patch('cinderclient.utils.print_dict')
     @mock.patch('cinderclient.utils.find_volume')
-    def test_do_backup_restore(self,
+    def test_do_backup_restore_with_name(self,
+                               value,
                                mock_find_volume,
                                mock_print_dict,
                                mock_find_backup):
@@ -457,7 +461,7 @@ class ShellTest(utils.TestCase):
         volume_id = '5678'
         name = None
         input = {
-            'backup': backup_id,
+            'backup': value,
             'volume': volume_id,
             'name': None
         }
@@ -475,7 +479,7 @@ class ShellTest(utils.TestCase):
             test_shell.do_backup_restore(self.cs, args)
             mock_find_backup.assert_called_once_with(
                 self.cs,
-                backup_id)
+                value)
             mocked_restore.assert_called_once_with(
                 backup_id,
                 volume_id,

cinderclient/v3/shell.py

@@ -1541,7 +1541,7 @@ def do_backup_restore(cs, args):
         volume_id = None
 
     backup = _find_backup(cs, args.backup)
-    restore = cs.restores.restore(args.backup, volume_id, args.name)
+    restore = cs.restores.restore(backup.id, volume_id, args.name)
 
     info = {"backup_id": backup.id}
     info.update(restore._info)