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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.
*/
#include "mongo/platform/basic.h"
#include "mongo/db/jsobj.h"
#include "mongo/rpc/metadata/repl_set_metadata.h"
#include "mongo/unittest/unittest.h"
namespace mongo {
namespace rpc {
namespace {
using repl::OpTime;
TEST(ReplResponseMetadataTest, ReplicaSetIdNotSet) {
ASSERT_FALSE(ReplSetMetadata(3, OpTime(), OpTime(), 6, OID(), 12, -1).hasReplicaSetId());
}
TEST(ReplResponseMetadataTest, Roundtrip) {
OpTime opTime(Timestamp(1234, 100), 5);
OpTime opTime2(Timestamp(7777, 100), 6);
ReplSetMetadata metadata(3, opTime, opTime2, 6, OID::gen(), 12, -1);
ASSERT_EQ(opTime, metadata.getLastOpCommitted());
ASSERT_EQ(opTime2, metadata.getLastOpVisible());
ASSERT_TRUE(metadata.hasReplicaSetId());
BSONObjBuilder builder;
metadata.writeToMetadata(&builder).transitional_ignore();
BSONObj expectedObj(
BSON(kReplSetMetadataFieldName
<< BSON("term" << 3 << "lastOpCommitted"
<< BSON("ts" << opTime.getTimestamp() << "t" << opTime.getTerm())
<< "lastOpVisible"
<< BSON("ts" << opTime2.getTimestamp() << "t" << opTime2.getTerm())
<< "configVersion"
<< 6
<< "replicaSetId"
<< metadata.getReplicaSetId()
<< "primaryIndex"
<< 12
<< "syncSourceIndex"
<< -1)));
BSONObj serializedObj = builder.obj();
ASSERT_BSONOBJ_EQ(expectedObj, serializedObj);
auto cloneStatus = ReplSetMetadata::readFromMetadata(serializedObj);
ASSERT_OK(cloneStatus.getStatus());
const auto& clonedMetadata = cloneStatus.getValue();
ASSERT_EQ(opTime, clonedMetadata.getLastOpCommitted());
ASSERT_EQ(opTime2, clonedMetadata.getLastOpVisible());
ASSERT_EQ(metadata.getConfigVersion(), clonedMetadata.getConfigVersion());
ASSERT_EQ(metadata.getReplicaSetId(), clonedMetadata.getReplicaSetId());
BSONObjBuilder clonedBuilder;
clonedMetadata.writeToMetadata(&clonedBuilder).transitional_ignore();
BSONObj clonedSerializedObj = clonedBuilder.obj();
ASSERT_BSONOBJ_EQ(expectedObj, clonedSerializedObj);
}
TEST(ReplResponseMetadataTest, MetadataCanBeConstructedWhenMissingOplogQueryMetadataFields) {
auto id = OID::gen();
BSONObj obj(BSON(kReplSetMetadataFieldName
<< BSON("term" << 3 << "configVersion" << 6 << "replicaSetId" << id)));
auto status = ReplSetMetadata::readFromMetadata(obj);
ASSERT_OK(status.getStatus());
const auto& metadata = status.getValue();
ASSERT_EQ(metadata.getConfigVersion(), 6);
ASSERT_EQ(metadata.getReplicaSetId(), id);
ASSERT_EQ(metadata.getTerm(), 3);
}
} // unnamed namespace
} // namespace rpc
} // namespace mongo
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