Adds CLI support for glance md-namespace-properties-delete

This patch modifies the command to delete all metadef properties
inside a namespace. This operation can be called by `image metadef
property delete`

Change-Id: Iff9bda0dddfa157be0438a66d1d05da7b0b437c3
Signed-off-by: Mridula Joshi <mrjoshi@redhat.com>

Author: Mridula Joshi

doc/source/cli/data/glance.csv

@@ -27,7 +27,7 @@ md-namespace-delete,image metadef namespace delete,Delete specified metadata def
 md-namespace-import,,Import a metadata definitions namespace from file or standard input.
 md-namespace-list,image metadef namespace list,List metadata definitions namespaces.
 md-namespace-objects-delete,image metadef object delete,Delete all metadata definitions objects inside a specific namespace.
-md-namespace-properties-delete,,Delete all metadata definitions property inside a specific namespace.
+md-namespace-properties-delete,image metadef property delete,Delete all metadata definitions property inside a specific namespace.
 md-namespace-resource-type-list,image metadef resource type association list,List resource types associated to specific namespace.
 md-namespace-show,image metadef namespace show,Describe a specific metadata definitions namespace.
 md-namespace-tags-delete,,Delete all metadata definitions tags inside a specific namespace.

openstackclient/image/v2/metadef_properties.py

@@ -124,14 +124,21 @@ def get_parser(self, prog_name):
         parser.add_argument(
             "properties",
             metavar="<property>",
-            nargs="+",
-            help=_("Metadef propert(ies) to delete (name)"),
+            nargs="*",
+            help=_(
+                "Metadef properties to delete (name) "
+                "(omit this argument to delete all properties in the namespace)"
+            ),
         )
         return parser
 
     def take_action(self, parsed_args):
         image_client = self.app.client_manager.image
 
+        if not parsed_args.properties:
+            image_client.delete_all_metadef_properties(parsed_args.namespace)
+            return
+
         result = 0
         for prop in parsed_args.properties:
             try:

openstackclient/tests/unit/image/v2/test_metadef_properties.py

@@ -91,6 +91,7 @@ def setUp(self):
         super().setUp()
 
         self.cmd = metadef_properties.DeleteMetadefProperty(self.app, None)
+        self.image_client.delete_all_metadef_properties.return_value = None
 
     def test_metadef_property_delete(self):
         arglist = ['namespace', 'property']
@@ -100,6 +101,10 @@ def test_metadef_property_delete(self):
         result = self.cmd.take_action(parsed_args)
 
         self.assertIsNone(result)
+        self.image_client.delete_metadef_property.assert_called_with(
+            'property', 'namespace', ignore_missing=False
+        )
+        self.image_client.delete_all_metadef_properties.assert_not_called()
 
     def test_metadef_property_delete_missing_arguments(self):
         arglist = []
@@ -110,28 +115,37 @@ def test_metadef_property_delete_missing_arguments(self):
             arglist,
             [],
         )
-
-        arglist = ['namespace']
-        self.assertRaises(
-            tests_utils.ParserException,
-            self.check_parser,
-            self.cmd,
-            arglist,
-            [],
-        )
+        self.image_client.delete_all_metadef_properties.assert_not_called()
+        self.image_client.delete_metadef_property.assert_not_called()
 
     def test_metadef_property_delete_exception(self):
         arglist = ['namespace', 'property']
         verifylist = []
         parsed_args = self.check_parser(self.cmd, arglist, verifylist)
-
         self.image_client.delete_metadef_property.side_effect = (
             sdk_exceptions.ResourceNotFound
         )
 
         self.assertRaises(
             exceptions.CommandError, self.cmd.take_action, parsed_args
         )
+        self.image_client.delete_metadef_property.assert_called_with(
+            'property', 'namespace', ignore_missing=False
+        )
+        self.image_client.delete_all_metadef_properties.assert_not_called()
+
+    def test_metadef_property_delete_all(self):
+        arglist = ['namespace']
+        verifylist = []
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+
+        result = self.cmd.take_action(parsed_args)
+
+        self.assertIsNone(result)
+        self.image_client.delete_all_metadef_properties.assert_called_with(
+            'namespace'
+        )
+        self.image_client.delete_metadef_property.assert_not_called()
 
 
 class TestMetadefPropertyList(image_fakes.TestImagev2):

releasenotes/notes/add-image-metadef-property-delete-1e1bb8410130d901.yaml

@@ -0,0 +1,5 @@
+---
+features:
+  - |
+    The ``image property delete`` command will now delete all properties in
+    the provided namespace if no property is provided.