Merge "Verify exact match for volume metadata update."
diff --git a/tempest/api/volume/test_volume_metadata.py b/tempest/api/volume/test_volume_metadata.py
index e89ff9a..8529cfc 100644
--- a/tempest/api/volume/test_volume_metadata.py
+++ b/tempest/api/volume/test_volume_metadata.py
@@ -75,7 +75,7 @@
             self.volume_id, update)
         # Get the metadata of the volume
         body = self.volumes_client.show_volume_metadata(self.volume_id)
-        self.assertThat(body.items(), matchers.ContainsAll(update.items()))
+        self.assertEqual(update, body)
 
     @test.idempotent_id('862261c5-8df4-475a-8c21-946e50e36a20')
     def test_update_volume_metadata_item(self):