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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_SYNC_TEST_INTEGRATION_MIGRATION_WAITER_H_
#define CHROME_BROWSER_SYNC_TEST_INTEGRATION_MIGRATION_WAITER_H_
#include "base/memory/raw_ptr.h"
#include "chrome/browser/sync/test/integration/status_change_checker.h"
#include "components/sync/base/data_type.h"
class MigrationWatcher;
// Helper class that checks if the sync backend has successfully completed
// migration for a set of data types.
//
// Collaborates with the MigrationWatcher, defined above.
class MigrationWaiter : public StatusChangeChecker {
public:
// Initialize a waiter that will wait until |watcher|'s migrated types
// match the provided |exptected_types|.
MigrationWaiter(syncer::DataTypeSet expected_types,
MigrationWatcher* watcher);
MigrationWaiter(const MigrationWaiter&) = delete;
MigrationWaiter& operator=(const MigrationWaiter&) = delete;
~MigrationWaiter() override;
// StatusChangeChecker implementation .
bool IsExitConditionSatisfied(std::ostream* os) override;
// Callback invoked by our associated waiter when migration state changes.
void OnMigrationStateChange();
private:
// The MigrationWatcher we're observering.
const raw_ptr<MigrationWatcher> watcher_;
// The set of data types that are expected to eventually undergo migration.
const syncer::DataTypeSet expected_types_;
};
#endif // CHROME_BROWSER_SYNC_TEST_INTEGRATION_MIGRATION_WAITER_H_
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