upb/test/parse_text_proto.h

// Protocol Buffers - Google's data interchange format
// Copyright 2023 Google LLC.  All rights reserved.
//
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file or at
// https://developers.google.com/open-source/licenses/bsd

#ifndef UPB_UPB_TEST_PARSE_TEXT_PROTO_H_
#define UPB_UPB_TEST_PARSE_TEXT_PROTO_H_

#include <string>

#include <gtest/gtest.h>
#include "google/protobuf/message.h"
#include "google/protobuf/text_format.h"

namespace upb_test {

// Replacement for Google ParseTextProtoOrDie.
// Only to be used in unit tests.
// Usage: MyMessage msg = ParseTextProtoOrDie(my_text_proto);
class ParseTextProtoOrDie {
 public:
  explicit ParseTextProtoOrDie(absl::string_view text_proto)
      : text_proto_(text_proto) {}

  template <class T>
  operator T() {  // NOLINT: Needed to support parsing text proto as appropriate
                  // type.
    T message;
    if (!google::protobuf::TextFormat::ParseFromString(text_proto_, &message)) {
      ADD_FAILURE() << "Failed to parse textproto: " << text_proto_;
      abort();
    }
    return message;
  }

 private:
  std::string text_proto_;
};

}  // namespace upb_test

#endif  // UPB_UPB_TEST_PARSE_TEXT_PROTO_H_