Add missing flavor set --description option

The --description option was missing from the "loadbalancer flavor set"
command, the API allows it.

Story 2010462
Task 47005

Change-Id: Ic28f65db3f315add3c4953b1984c0cc1bda60023

octaviaclient/osc/v2/flavor.py

@@ -201,6 +201,11 @@ class SetFlavor(command.Command):
             metavar='<name>',
             help="Set the name of the flavor."
         )
+        parser.add_argument(
+            '--description',
+            metavar='<description>',
+            help="Set flavor description."
+        )
         admin_group = parser.add_mutually_exclusive_group()
         admin_group.add_argument(
             '--enable',

octaviaclient/tests/unit/osc/v2/test_flavor.py

@@ -157,10 +157,12 @@ class TestFlavorSet(TestFlavor):
         self.cmd = flavor.SetFlavor(self.app, None)
 
     def test_flavor_set(self):
-        arglist = [self._flavor.id, '--name', 'new_name']
+        arglist = [self._flavor.id, '--name', 'new_name',
+                   '--description', 'new_desc']
         verifylist = [
             ('flavor', self._flavor.id),
             ('name', 'new_name'),
+            ('description', 'new_desc')
         ]
 
         parsed_args = self.check_parser(self.cmd, arglist, verifylist)
@@ -168,7 +170,8 @@ class TestFlavorSet(TestFlavor):
         self.api_mock.flavor_set.assert_called_with(
             self._flavor.id, json={
                 'flavor': {
-                    'name': 'new_name'
+                    'name': 'new_name',
+                    'description': 'new_desc'
                 }})
 
 

releasenotes/notes/add-missing-flavor-set-description-option-d49f3103ef15e778.yaml

@@ -0,0 +1,5 @@
+---
+fixes:
+  - |
+    Added a missing option to the "loadbalancer flavor set" command, admins can
+    now update the description of an Octavia flavor.