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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 "components/sync_driver/ui_data_type_controller.h"
#include "base/bind.h"
#include "base/location.h"
#include "base/memory/scoped_ptr.h"
#include "base/single_thread_task_runner.h"
#include "base/thread_task_runner_handle.h"
#include "base/tracked_objects.h"
#include "components/sync_driver/data_type_controller_mock.h"
#include "components/sync_driver/fake_generic_change_processor.h"
#include "sync/api/fake_syncable_service.h"
#include "sync/internal_api/public/attachments/attachment_service_impl.h"
#include "sync/internal_api/public/base/model_type.h"
#include "testing/gtest/include/gtest/gtest.h"
using testing::_;
using testing::Invoke;
using testing::InvokeWithoutArgs;
using testing::Return;
namespace sync_driver {
namespace {
// TODO(zea): Expand this to make the dtc type paramterizable. This will let us
// test the basic functionality of all UIDataTypeControllers. We'll need to have
// intelligent default values for the methods queried in the dependent services
// (e.g. those queried in StartModels).
class SyncUIDataTypeControllerTest : public testing::Test,
public SyncApiComponentFactory {
public:
SyncUIDataTypeControllerTest()
: type_(syncer::PREFERENCES),
change_processor_(NULL) {}
void SetUp() override {
preference_dtc_ = new UIDataTypeController(
base::ThreadTaskRunnerHandle::Get(), base::Closure(), type_, this);
SetStartExpectations();
}
void TearDown() override {
// Must be done before we pump the loop.
syncable_service_.StopSyncing(type_);
preference_dtc_ = NULL;
PumpLoop();
}
base::WeakPtr<syncer::SyncableService> GetSyncableServiceForType(
syncer::ModelType type) override {
return syncable_service_.AsWeakPtr();
}
scoped_ptr<syncer::AttachmentService> CreateAttachmentService(
scoped_ptr<syncer::AttachmentStoreForSync> attachment_store,
const syncer::UserShare& user_share,
const std::string& store_birthday,
syncer::ModelType model_type,
syncer::AttachmentService::Delegate* delegate) override {
return syncer::AttachmentServiceImpl::CreateForTest();
}
protected:
void SetStartExpectations() {
scoped_ptr<FakeGenericChangeProcessor> p(
new FakeGenericChangeProcessor(type_, this));
change_processor_ = p.get();
scoped_ptr<GenericChangeProcessorFactory> f(
new FakeGenericChangeProcessorFactory(p.Pass()));
preference_dtc_->SetGenericChangeProcessorFactoryForTest(f.Pass());
EXPECT_CALL(model_load_callback_, Run(_, _));
}
void Start() {
preference_dtc_->LoadModels(
base::Bind(&ModelLoadCallbackMock::Run,
base::Unretained(&model_load_callback_)));
preference_dtc_->StartAssociating(
base::Bind(&StartCallbackMock::Run,
base::Unretained(&start_callback_)));
PumpLoop();
}
void PumpLoop() {
message_loop_.RunUntilIdle();
}
base::MessageLoopForUI message_loop_;
const syncer::ModelType type_;
StartCallbackMock start_callback_;
ModelLoadCallbackMock model_load_callback_;
scoped_refptr<UIDataTypeController> preference_dtc_;
FakeGenericChangeProcessor* change_processor_;
syncer::FakeSyncableService syncable_service_;
};
// Start the DTC. Verify that the callback is called with OK, the
// service has been told to start syncing and that the DTC is now in RUNNING
// state.
TEST_F(SyncUIDataTypeControllerTest, Start) {
EXPECT_CALL(start_callback_, Run(DataTypeController::OK, _, _));
EXPECT_EQ(DataTypeController::NOT_RUNNING, preference_dtc_->state());
EXPECT_FALSE(syncable_service_.syncing());
Start();
EXPECT_EQ(DataTypeController::RUNNING, preference_dtc_->state());
EXPECT_TRUE(syncable_service_.syncing());
}
// Start and then stop the DTC. Verify that the service started and stopped
// syncing, and that the DTC went from RUNNING to NOT_RUNNING.
TEST_F(SyncUIDataTypeControllerTest, StartStop) {
EXPECT_CALL(start_callback_, Run(DataTypeController::OK, _, _));
EXPECT_EQ(DataTypeController::NOT_RUNNING, preference_dtc_->state());
EXPECT_FALSE(syncable_service_.syncing());
Start();
EXPECT_EQ(DataTypeController::RUNNING, preference_dtc_->state());
EXPECT_TRUE(syncable_service_.syncing());
preference_dtc_->Stop();
EXPECT_EQ(DataTypeController::NOT_RUNNING, preference_dtc_->state());
EXPECT_FALSE(syncable_service_.syncing());
}
// Start and then stop the DTC before the Start had a chance to perform
// association. Verify that the service never started and is NOT_RUNNING.
TEST_F(SyncUIDataTypeControllerTest, StartStopBeforeAssociation) {
EXPECT_EQ(DataTypeController::NOT_RUNNING, preference_dtc_->state());
EXPECT_FALSE(syncable_service_.syncing());
message_loop_.task_runner()->PostTask(
FROM_HERE, base::Bind(&UIDataTypeController::Stop, preference_dtc_));
Start();
EXPECT_EQ(DataTypeController::NOT_RUNNING, preference_dtc_->state());
EXPECT_FALSE(syncable_service_.syncing());
}
// Start the DTC when no user nodes are created. Verify that the callback
// is called with OK_FIRST_RUN. Stop the DTC.
TEST_F(SyncUIDataTypeControllerTest, StartStopFirstRun) {
EXPECT_CALL(start_callback_, Run(DataTypeController::OK_FIRST_RUN, _, _));
change_processor_->set_sync_model_has_user_created_nodes(false);
EXPECT_EQ(DataTypeController::NOT_RUNNING, preference_dtc_->state());
EXPECT_FALSE(syncable_service_.syncing());
Start();
EXPECT_EQ(DataTypeController::RUNNING, preference_dtc_->state());
EXPECT_TRUE(syncable_service_.syncing());
preference_dtc_->Stop();
EXPECT_EQ(DataTypeController::NOT_RUNNING, preference_dtc_->state());
EXPECT_FALSE(syncable_service_.syncing());
}
// Start the DTC, but have the service fail association. Verify the callback
// is called with ASSOCIATION_FAILED, the DTC goes to state DISABLED, and the
// service is not syncing. Then stop the DTC.
TEST_F(SyncUIDataTypeControllerTest, StartAssociationFailed) {
EXPECT_CALL(start_callback_,
Run(DataTypeController::ASSOCIATION_FAILED, _, _));
syncable_service_.set_merge_data_and_start_syncing_error(
syncer::SyncError(FROM_HERE,
syncer::SyncError::DATATYPE_ERROR,
"Error",
type_));
EXPECT_EQ(DataTypeController::NOT_RUNNING, preference_dtc_->state());
EXPECT_FALSE(syncable_service_.syncing());
Start();
EXPECT_EQ(DataTypeController::DISABLED, preference_dtc_->state());
EXPECT_FALSE(syncable_service_.syncing());
preference_dtc_->Stop();
EXPECT_EQ(DataTypeController::NOT_RUNNING, preference_dtc_->state());
EXPECT_FALSE(syncable_service_.syncing());
}
// Start the DTC but fail to check if there are user created nodes. Verify the
// DTC calls the callback with UNRECOVERABLE_ERROR and that it goes into
// NOT_RUNNING state. Verify the syncable service is not syncing.
TEST_F(SyncUIDataTypeControllerTest,
StartAssociationTriggersUnrecoverableError) {
EXPECT_CALL(start_callback_,
Run(DataTypeController::UNRECOVERABLE_ERROR, _, _));
change_processor_->set_sync_model_has_user_created_nodes_success(false);
EXPECT_EQ(DataTypeController::NOT_RUNNING, preference_dtc_->state());
EXPECT_FALSE(syncable_service_.syncing());
Start();
EXPECT_EQ(DataTypeController::NOT_RUNNING, preference_dtc_->state());
EXPECT_FALSE(syncable_service_.syncing());
}
// Start the DTC, but then trigger an unrecoverable error. Verify the syncer
// gets stopped and the DTC is in NOT_RUNNING state.
TEST_F(SyncUIDataTypeControllerTest, OnSingleDatatypeUnrecoverableError) {
EXPECT_CALL(start_callback_, Run(DataTypeController::OK, _, _));
EXPECT_EQ(DataTypeController::NOT_RUNNING, preference_dtc_->state());
EXPECT_FALSE(syncable_service_.syncing());
Start();
EXPECT_TRUE(syncable_service_.syncing());
testing::Mock::VerifyAndClearExpectations(&start_callback_);
EXPECT_CALL(model_load_callback_, Run(_, _));
syncer::SyncError error(FROM_HERE,
syncer::SyncError::DATATYPE_ERROR,
"error",
syncer::PREFERENCES);
preference_dtc_->OnSingleDataTypeUnrecoverableError(error);
}
} // namespace
} // namespace sync_driver
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