}
func (t *TestMapper) GetAlias(fieldName string, namespace string) (string, error) {
test_provider.go
if fieldName == "wrong_field" {
// This error must be always ignored.
return "", serviceerror.NewInvalidArgument("unmapped field")
}
return "", serviceerror.NewInvalidArgument(
fmt.Sprintf("Namespace %s has no mapping defined for field name %s", namespace, fieldName),