t.Errorf("expected errors to have type %s: %v", v.errType, errs[i])
		}
		if errs[i].Field != v.field {
			t.Errorf("expected errors to have field %s: %v", v.field, errs[i])
		}
	}
}

func TestValidateRoleZeroLengthNamespace(t *testing.T) {
	ValidateRoleTest{
		role: rbac.Role{
			ObjectMeta: metav1.ObjectMeta{Name: "default"},
		},
		wantErr: true,
		errType: field.ErrorTypeRequired,
		field:   "metadata.namespace",