Merge "add detaches to attachment test"
diff --git a/tempest/api/compute/volumes/test_attach_volume.py b/tempest/api/compute/volumes/test_attach_volume.py
index 2ec2217..e0fed58 100644
--- a/tempest/api/compute/volumes/test_attach_volume.py
+++ b/tempest/api/compute/volumes/test_attach_volume.py
@@ -141,6 +141,10 @@
             self.assertEqual(server['id'], body['serverId'])
             self.assertEqual(attachment['volumeId'], body['volumeId'])
             self.assertEqual(attachment['id'], body['id'])
+            self.servers_client.detach_volume(server['id'],
+                                              attachment['volumeId'])
+            waiters.wait_for_volume_resource_status(
+                self.volumes_client, attachment['volumeId'], 'available')
 
 
 class AttachVolumeShelveTestJSON(AttachVolumeTestJSON):