1// Copyright (c) 2012 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include <string>
6#include <vector>
7
8#include "sync/protocol/test.pb.h"
9#include "testing/gtest/include/gtest/gtest.h"
10
11namespace {
12
13TEST(SyncProtobufTest, TestUnknownFields) {
14  // This tests ensures that we retain unknown fields in protocol buffers by
15  // serialising UnknownFieldsTestB, which is a superset of UnknownFieldsTestA,
16  // and checking we get back to the same message after parsing/serialising via
17  // UnknownFieldsTestA.
18  sync_pb::UnknownFieldsTestA a;
19  sync_pb::UnknownFieldsTestB b;
20  sync_pb::UnknownFieldsTestB b2;
21
22  b.set_foo(true);
23  b.set_bar(true);
24  std::string serialized;
25  ASSERT_TRUE(b.SerializeToString(&serialized));
26  ASSERT_TRUE(a.ParseFromString(serialized));
27  ASSERT_TRUE(a.foo());
28  std::string serialized2;
29  ASSERT_TRUE(a.SerializeToString(&serialized2));
30  ASSERT_TRUE(b2.ParseFromString(serialized2));
31  ASSERT_TRUE(b2.foo());
32  ASSERT_TRUE(b2.bar());
33}
34
35}  // namespace
36