t.Errorf("%v: unexpected error: %v", name, errs)
		}
		if !tc.isValid && len(errs) == 0 {
			t.Errorf("%v: unexpected non-error", name)
		}
	}
}

func TestValidateConfigMapUpdate(t *testing.T) {
	newConfigMap := func(version, name, namespace string, data map[string]string) core.ConfigMap {
		return core.ConfigMap{
			ObjectMeta: metav1.ObjectMeta{
				Name:            name,