Use cliff formattable columns in image commands

Related functional tests are converted into JSON format.
Otherwise, it is not easy to check results.

Partial-Bug: #1687955
Partially implement blueprint osc-formattable-columns
Change-Id: I682e67be24372c0de145f8db20911b13530ae6c6

2 files changed, 4 insertions, 4 deletions

diff --git a/openstackclient/tests/functional/image/v1/test_image.py b/openstackclient/tests/functional/image/v1/test_image.py
index fa073f99..46b22134 100644
--- a/openstackclient/tests/functional/image/v1/test_image.py
+++ b/openstackclient/tests/functional/image/v1/test_image.py
@@ -107,6 +107,6 @@ class ImageTests(base.TestCase):
             self.NAME
         ))
         self.assertEqual(
-            "a='b', c='d'",
+            {'a': 'b', 'c': 'd'},
             json_output["properties"],
         )
diff --git a/openstackclient/tests/functional/image/v2/test_image.py b/openstackclient/tests/functional/image/v2/test_image.py
index 278ba5b9..3ba2b51c 100644
--- a/openstackclient/tests/functional/image/v2/test_image.py
+++ b/openstackclient/tests/functional/image/v2/test_image.py
@@ -122,7 +122,7 @@ class ImageTests(base.TestCase):
             self.NAME
         ))
         self.assertEqual(
-            "a='b', c='d'",
+            {'a': 'b', 'c': 'd'},
             json_output["properties"],
         )
 
@@ -152,7 +152,7 @@ class ImageTests(base.TestCase):
             self.NAME
         ))
         self.assertEqual(
-            '01',
+            ['01'],
             json_output["tags"],
         )
 
@@ -166,7 +166,7 @@ class ImageTests(base.TestCase):
             self.NAME
         ))
         self.assertEqual(
-            '',
+            [],
             json_output["tags"],
         )