remove mapstructure from identity,networking,objectstorage,orchestration,pagination
diff --git a/openstack/objectstorage/v1/accounts/requests_test.go b/openstack/objectstorage/v1/accounts/requests_test.go
index 31ebccc..8aba591 100644
--- a/openstack/objectstorage/v1/accounts/requests_test.go
+++ b/openstack/objectstorage/v1/accounts/requests_test.go
@@ -13,8 +13,8 @@
 	HandleUpdateAccountSuccessfully(t)
 
 	options := &UpdateOpts{Metadata: map[string]string{"gophercloud-test": "accounts"}}
-	res := Update(fake.ServiceClient(), options)
-	th.AssertNoErr(t, res.Err)
+	_, err := Update(fake.ServiceClient(), options).Extract()
+	th.AssertNoErr(t, err)
 }
 
 func TestGetAccount(t *testing.T) {
@@ -27,6 +27,6 @@
 	th.AssertNoErr(t, res.Err)
 	actualMetadata, _ := res.ExtractMetadata()
 	th.CheckDeepEquals(t, expectedMetadata, actualMetadata)
-	//headers, err := res.Extract()
-	//th.AssertNoErr(t, err)
+	_, err := res.Extract()
+	th.AssertNoErr(t, err)
 }