return false
	}
	labels := strings.Split(name, ".")
	if len(labels) <= 1 {
		return false
	}
	for _, l := range labels {
		labelLen := len(l)
		if labelLen == 0 {
			return false
		}
		for i, r := range l {
			if r == '-' && (i == 0 || i == labelLen-1) {
				return false
			}
			if (r < '0' || r > '9') && (r < 'a' || r > 'z') && (r < 'A' || r > 'Z') && r != '-' {
				return false
			}
		}

  }
  return true;
}

// Checks to make sure current schema in current code does not cause an
// incompatibility.
TEST(SchemaTest, TestCompatibility) {
  // Read file contents of schemas into strings
  // TODO(aselle): Need a reliable way to load files.
  std::string base_contents, current_contents;
  const char *base_filename = TFLITE_TF_PREFIX
      "compiler/mlir/lite/schema/schema_v3b.fbs";
  const char *current_filename =