Add CompoundSyncable class for synchronizing containers of Syncables.

blimp/helium/lww_register_unittest.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "blimp/helium/lww_register.h"
 
 #include <string>
 
 #include "base/macros.h"
+#include "blimp/helium/helium_test.h"
 #include "blimp/helium/revision_generator.h"
 #include "blimp/helium/version_vector.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "third_party/protobuf/src/google/protobuf/io/zero_copy_stream_impl_lite.h"
 
 namespace blimp {
 namespace helium {
 namespace {
 
-class LwwRegisterTest : public testing::Test {
+class LwwRegisterTest : public HeliumTest {
  public:
   LwwRegisterTest() {}
   ~LwwRegisterTest() override = default;
 
  protected:
   void Initialize(Peer bias) {
     client_ = base::MakeUnique<LwwRegister<int>>(bias, Peer::CLIENT);
     engine_ = base::MakeUnique<LwwRegister<int>>(bias, Peer::ENGINE);
   }
 
@@ skipping 107 matching lines @@
   client_->Set(123);
   engine_->Set(456);
   SyncFromClient();
 
   EXPECT_EQ(456, engine_->Get());
 }
 
 }  // namespace
 }  // namespace helium
 }  // namespace blimp