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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 "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/engine/model_type_sync_proxy_impl.h"
#include "sync/internal_api/public/base/model_type.h"
#include "sync/internal_api/public/sync_context.h"
#include "sync/internal_api/sync_context_proxy_impl.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 {
class SyncContextProxyImplTest : public ::testing::Test {
public:
SyncContextProxyImplTest()
: sync_task_runner_(base::ThreadTaskRunnerHandle::Get()),
type_task_runner_(base::ThreadTaskRunnerHandle::Get()) {}
virtual void SetUp() {
dir_maker_.SetUp();
registry_.reset(new ModelTypeRegistry(
workers_, dir_maker_.directory(), &nudge_handler_));
context_proxy_.reset(
new SyncContextProxyImpl(sync_task_runner_, registry_->AsWeakPtr()));
}
virtual void TearDown() {
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(); }
scoped_ptr<SyncContextProxy> GetProxy() { return context_proxy_->Clone(); }
private:
base::MessageLoop loop_;
scoped_refptr<base::SequencedTaskRunner> sync_task_runner_;
scoped_refptr<base::SequencedTaskRunner> type_task_runner_;
std::vector<scoped_refptr<ModelSafeWorker> > workers_;
TestDirectorySetterUpper dir_maker_;
MockNudgeHandler nudge_handler_;
scoped_ptr<ModelTypeRegistry> registry_;
scoped_ptr<SyncContextProxyImpl> context_proxy_;
};
// Try to connect a type to a SyncContext that has already shut down.
TEST_F(SyncContextProxyImplTest, FailToConnect1) {
ModelTypeSyncProxyImpl themes_sync_proxy(syncer::THEMES);
DisableSync();
themes_sync_proxy.Enable(GetProxy());
base::RunLoop run_loop_;
run_loop_.RunUntilIdle();
EXPECT_FALSE(themes_sync_proxy.IsConnected());
}
// Try to connect a type to a SyncContext as it shuts down.
TEST_F(SyncContextProxyImplTest, FailToConnect2) {
ModelTypeSyncProxyImpl themes_sync_proxy(syncer::THEMES);
themes_sync_proxy.Enable(GetProxy());
DisableSync();
base::RunLoop run_loop_;
run_loop_.RunUntilIdle();
EXPECT_FALSE(themes_sync_proxy.IsConnected());
}
// Tests the case where the type's sync proxy shuts down first.
TEST_F(SyncContextProxyImplTest, TypeDisconnectsFirst) {
scoped_ptr<ModelTypeSyncProxyImpl> themes_sync_proxy(
new ModelTypeSyncProxyImpl(syncer::THEMES));
themes_sync_proxy->Enable(GetProxy());
base::RunLoop run_loop_;
run_loop_.RunUntilIdle();
EXPECT_TRUE(themes_sync_proxy->IsConnected());
themes_sync_proxy.reset();
}
// Tests the case where the sync thread shuts down first.
TEST_F(SyncContextProxyImplTest, SyncDisconnectsFirst) {
scoped_ptr<ModelTypeSyncProxyImpl> themes_sync_proxy(
new ModelTypeSyncProxyImpl(syncer::THEMES));
themes_sync_proxy->Enable(GetProxy());
base::RunLoop run_loop_;
run_loop_.RunUntilIdle();
EXPECT_TRUE(themes_sync_proxy->IsConnected());
DisableSync();
}
} // namespace syncer
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