sync/util/protobuf_unittest.cc

   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
  11 namespace {
  12
  13 TEST(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