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/**
* Copyright (C) 2018-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the Server Side Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#pragma once
#include <set>
#include <vector>
#include "mongo/base/status.h"
#include "mongo/db/s/shard_server_test_fixture.h"
#include "mongo/db/s/transaction_coordinator.h"
#include "mongo/db/shard_id.h"
namespace mongo {
/**
* Implements common functionality shared across the various transaction coordinator unit-tests.
*/
class TransactionCoordinatorTestFixture : public ShardServerTestFixture {
protected:
explicit TransactionCoordinatorTestFixture(Options options = {})
: ShardServerTestFixture(std::move(options)) {}
void setUp() override;
void tearDown() override;
/**
* Override the CatalogClient to make CatalogClient::getAllShards automatically return the
* expected shards. We cannot mock the network responses for the ShardRegistry reload, since the
* ShardRegistry reload is done over DBClient, not the NetworkInterface, and there is no
* DBClientMock analogous to the NetworkInterfaceMock.
*/
std::unique_ptr<ShardingCatalogClient> makeShardingCatalogClient() override;
void assertCommandSentAndRespondWith(const StringData& commandName,
const StatusWith<BSONObj>& response,
boost::optional<BSONObj> expectedWriteConcern);
/**
* These tests use the network task executor mock, which doesn't automatically execute tasks,
* which are scheduled with delay. This helper function advances the clock by 1 second (which is
* the maximum back-off in the transaction coordinator) and causes any retries to run.
*/
void advanceClockAndExecuteScheduledTasks();
/**
* Associates metatadata with the provided client. Metadata fields have appName prepended to
* thier value.
*/
static void associateClientMetadata(Client* client, std::string appName);
const std::vector<ShardId> kOneShardIdList{{"s1"}};
const std::set<ShardId> kOneShardIdSet{{"s1"}};
const std::vector<ShardId> kTwoShardIdList{{"s1"}, {"s2"}};
const std::set<ShardId> kTwoShardIdSet{{"s1"}, {"s2"}};
const std::vector<ShardId> kThreeShardIdList{{"s1"}, {"s2"}, {"s3"}};
const std::set<ShardId> kThreeShardIdSet{{"s1"}, {"s2"}, {"s3"}};
const Status kRetryableError{ErrorCodes::HostUnreachable,
"Retryable error for coordinator test"};
};
} // namespace mongo
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