Adds command `image metadef object show`

Depends-on: https://review.opendev.org/c/openstack/openstacksdk/+/858350
Change-Id: I97bcb0ccee9d25fb26475ec9e10660556e6072a6

doc/source/cli/data/glance.csv

@@ -36,7 +36,7 @@ md-object-create,image metadef object create,Create a new metadata definitions o
 md-object-delete,,Delete a specific metadata definitions object inside a namespace.
 md-object-list,,List metadata definitions objects inside a specific namespace.
 md-object-property-show,,Describe a specific metadata definitions property inside an object.
-md-object-show,,Describe a specific metadata definitions object inside a namespace.
+md-object-show,image metadef object show,Describe a specific metadata definitions object inside a namespace.
 md-object-update,,Update metadata definitions object inside a namespace.
 md-property-create,image metadef property create,Create a new metadata definitions property inside a namespace.
 md-property-delete,,Delete a specific metadata definitions property inside a namespace.

openstackclient/image/v2/metadef_objects.py

@@ -1,4 +1,4 @@
-#   Copyright 2012-2013 OpenStack Foundation
+#   Copyright 2023 Red Hat
 #
 #   Licensed under the Apache License, Version 2.0 (the "License"); you may
 #   not use this file except in compliance with the License. You may obtain
@@ -73,3 +73,35 @@ class CreateMetadefObjects(command.ShowOne):
         fields, value = _format_object(data)
 
         return fields, value
+
+
+class ShowMetadefObjects(command.ShowOne):
+    _description = _(
+        "Describe a specific metadata definitions" "object inside a namespace"
+    )
+
+    def get_parser(self, prog_name):
+        parser = super().get_parser(prog_name)
+        parser.add_argument(
+            "namespace_name",
+            metavar="<namespace_name>",
+            help=_("Namespace (name) for the namespace"),
+        )
+        parser.add_argument(
+            "object_name",
+            metavar="<object_name>",
+            help=_("Name of an object."),
+        )
+        return parser
+
+    def take_action(self, parsed_args):
+        image_client = self.app.client_manager.image
+
+        namespace_name = parsed_args.namespace_name
+        object_name = parsed_args.object_name
+
+        data = image_client.get_metadef_object(object_name, namespace_name)
+
+        fields, value = _format_object(data)
+
+        return fields, value

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

@@ -1,4 +1,4 @@
-#   Copyright 2012-2013 OpenStack Foundation
+#   Copyright 2023 Red Hat
 #
 #   Licensed under the Apache License, Version 2.0 (the "License"); you may
 #   not use this file except in compliance with the License. You may obtain
@@ -41,7 +41,6 @@ class TestMetadefObjectsCreate(fakes.TestImagev2):
 
     def setUp(self):
         super().setUp()
-
         self.image_client.create_metadef_object.return_value = (
             self._metadef_objects
         )
@@ -55,6 +54,49 @@ class TestMetadefObjectsCreate(fakes.TestImagev2):
         ]
         verifylist = []
         parsed_args = self.check_parser(self.cmd, arglist, verifylist)
+        columns, data = self.cmd.take_action(parsed_args)
+        self.assertEqual(self.expected_columns, columns)
+        self.assertEqual(self.expected_data, data)
+
+
+class TestMetadefObjectsShow(fakes.TestImagev2):
+    _metadef_namespace = fakes.create_one_metadef_namespace()
+    _metadef_objects = fakes.create_one_metadef_object()
+
+    expected_columns = (
+        'created_at',
+        'description',
+        'name',
+        'namespace_name',
+        'properties',
+        'required',
+        'updated_at',
+    )
+    expected_data = (
+        _metadef_objects.created_at,
+        _metadef_objects.description,
+        _metadef_objects.name,
+        _metadef_objects.namespace_name,
+        _metadef_objects.properties,
+        _metadef_objects.required,
+        _metadef_objects.updated_at,
+    )
+
+    def setUp(self):
+        super().setUp()
+
+        self.image_client.get_metadef_object.return_value = (
+            self._metadef_objects
+        )
+        self.cmd = metadef_objects.ShowMetadefObjects(self.app, None)
+
+    def test_object_show(self):
+        arglist = [
+            self._metadef_namespace.namespace,
+            self._metadef_objects.name,
+        ]
+        verifylist = []
+        parsed_args = self.check_parser(self.cmd, arglist, verifylist)
 
         columns, data = self.cmd.take_action(parsed_args)
 

releasenotes/notes/add-metadef-object-show-1b05dd33ecf42210.yaml

@@ -0,0 +1,5 @@
+---
+features:
+  - |
+    Add ``image metadef object show`` command to show the
+    metadata definitions objects inside a specific namespace

setup.cfg

@@ -398,6 +398,7 @@ openstack.image.v2 =
     image_metadef_namespace_show = openstackclient.image.v2.metadef_namespaces:ShowMetadefNameSpace
 
     image_metadef_object_create = openstackclient.image.v2.metadef_objects:CreateMetadefObjects
+    image_metadef_object_show = openstackclient.image.v2.metadef_objects:ShowMetadefObjects
 
     image_metadef_property_create = openstackclient.image.v2.metadef_properties:CreateMetadefProperty
     image_metadef_property_list = openstackclient.image.v2.metadef_properties:ListMetadefProperties