Adding support for deleting roles from users
diff --git a/openstack/identity/v2/extensions/admin/roles/fixtures.go b/openstack/identity/v2/extensions/admin/roles/fixtures.go
index e92476c..fe78267 100644
--- a/openstack/identity/v2/extensions/admin/roles/fixtures.go
+++ b/openstack/identity/v2/extensions/admin/roles/fixtures.go
@@ -38,3 +38,11 @@
 		w.WriteHeader(http.StatusCreated)
 	})
 }
+
+func MockDeleteUserRoleResponse(t *testing.T) {
+	th.Mux.HandleFunc("/tenants/{tenant_id}/users/{user_id}/OS-KSADMN/roles/{role_id}", func(w http.ResponseWriter, r *http.Request) {
+		th.TestMethod(t, r, "DELETE")
+		th.TestHeader(t, r, "X-Auth-Token", fake.TokenID)
+		w.WriteHeader(http.StatusNoContent)
+	})
+}