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// Copyright 2014 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 "sync/internal_api/sync_context_proxy_impl.h"
#include <utility>
#include <vector>
#include "base/bind.h"
#include "base/message_loop/message_loop.h"
#include "base/run_loop.h"
#include "base/sequenced_task_runner.h"
#include "base/thread_task_runner_handle.h"
#include "sync/internal_api/public/activation_context.h"
#include "sync/internal_api/public/base/model_type.h"
#include "sync/internal_api/public/shared_model_type_processor.h"
#include "sync/internal_api/public/sync_context.h"
#include "sync/internal_api/public/test/fake_model_type_service.h"
#include "sync/sessions/model_type_registry.h"
#include "sync/test/engine/mock_nudge_handler.h"
#include "sync/test/engine/test_directory_setter_upper.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace syncer_v2 {
class SyncContextProxyImplTest : public ::testing::Test, FakeModelTypeService {
public:
SyncContextProxyImplTest()
: sync_task_runner_(base::ThreadTaskRunnerHandle::Get()),
type_task_runner_(base::ThreadTaskRunnerHandle::Get()) {}
void SetUp() override {
dir_maker_.SetUp();
registry_.reset(new syncer::ModelTypeRegistry(
workers_, dir_maker_.directory(), &nudge_handler_));
context_proxy_.reset(
new SyncContextProxyImpl(sync_task_runner_, registry_->AsWeakPtr()));
}
void TearDown() override {
context_proxy_.reset();
registry_.reset();
dir_maker_.TearDown();
}
// The sync thread could be shut down at any time without warning. This
// function simulates such an event.
void DisableSync() { registry_.reset(); }
void OnSyncStarting(SharedModelTypeProcessor* processor) {
processor->OnSyncStarting(base::Bind(
&SyncContextProxyImplTest::OnReadyToConnect, base::Unretained(this)));
}
void OnReadyToConnect(syncer::SyncError error,
scoped_ptr<ActivationContext> context) {
context_proxy_->ConnectTypeToSync(syncer::THEMES, std::move(context));
}
scoped_ptr<SharedModelTypeProcessor> CreateModelTypeProcessor() {
scoped_ptr<SharedModelTypeProcessor> processor =
make_scoped_ptr(new SharedModelTypeProcessor(syncer::THEMES, this));
processor->OnMetadataLoaded(make_scoped_ptr(new MetadataBatch()));
return processor;
}
private:
base::MessageLoop loop_;
scoped_refptr<base::SingleThreadTaskRunner> sync_task_runner_;
scoped_refptr<base::SingleThreadTaskRunner> type_task_runner_;
std::vector<scoped_refptr<syncer::ModelSafeWorker>> workers_;
syncer::TestDirectorySetterUpper dir_maker_;
syncer::MockNudgeHandler nudge_handler_;
scoped_ptr<syncer::ModelTypeRegistry> registry_;
scoped_ptr<SyncContextProxyImpl> context_proxy_;
};
// Try to connect a type to a SyncContext that has already shut down.
TEST_F(SyncContextProxyImplTest, FailToConnect1) {
scoped_ptr<SharedModelTypeProcessor> processor = CreateModelTypeProcessor();
DisableSync();
OnSyncStarting(processor.get());
base::RunLoop run_loop_;
run_loop_.RunUntilIdle();
EXPECT_FALSE(processor->IsConnected());
}
// Try to connect a type to a SyncContext as it shuts down.
TEST_F(SyncContextProxyImplTest, FailToConnect2) {
scoped_ptr<SharedModelTypeProcessor> processor = CreateModelTypeProcessor();
OnSyncStarting(processor.get());
DisableSync();
base::RunLoop run_loop_;
run_loop_.RunUntilIdle();
EXPECT_FALSE(processor->IsConnected());
}
// Tests the case where the type's sync proxy shuts down first.
TEST_F(SyncContextProxyImplTest, TypeDisconnectsFirst) {
scoped_ptr<SharedModelTypeProcessor> processor = CreateModelTypeProcessor();
OnSyncStarting(processor.get());
base::RunLoop run_loop_;
run_loop_.RunUntilIdle();
EXPECT_TRUE(processor->IsConnected());
processor.reset();
}
// Tests the case where the sync thread shuts down first.
TEST_F(SyncContextProxyImplTest, SyncDisconnectsFirst) {
scoped_ptr<SharedModelTypeProcessor> processor = CreateModelTypeProcessor();
OnSyncStarting(processor.get());
base::RunLoop run_loop_;
run_loop_.RunUntilIdle();
EXPECT_TRUE(processor->IsConnected());
DisableSync();
}
} // namespace syncer_v2
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