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/**
* Regression test validating that on 5.0, documents in a clustered collections whose RecordId
* exceeds 127 bytes return an error code on access.
*/
(function() {
'use strict';
const dbpath = MongoRunner.dataPath + 'clustered_collection';
resetDbpath(dbpath);
const defaultOptions = {
dbpath: dbpath,
noCleanData: true
};
const kCollName = 'system.buckets.clusteredColl';
let mongodOptions5dot0 = Object.extend({binVersion: '5.0'}, defaultOptions);
let mongodOptionslatest = Object.extend({binVersion: 'latest'}, defaultOptions);
// Create a clustered collection in `latest' and insert a RecordId > 127 bytes
// Then downgrade to 5.0 and validate the RecordId cannot be decoded as too large
jsTestLog("Starting version: latest");
let conn = MongoRunner.runMongod(mongodOptionslatest);
assert.neq(
null, conn, 'mongod was unable able to start with version ' + tojson(mongodOptionslatest));
let db = conn.getDB('test');
assert.commandWorked(db.createCollection(kCollName, {clusteredIndex: true}));
assert.commandWorked(db[kCollName].createIndex({a: 1}));
// 126 characters + kStringLike CType + NULL terminator == 128 bytes
assert.commandWorked(db[kCollName].insertOne({_id: 'x'.repeat(126), a: 1}));
assert.eq(1, db[kCollName].find({a: 1}).itcount());
assert.commandWorked(db.adminCommand({setFeatureCompatibilityVersion: "5.0"}));
MongoRunner.stopMongod(conn);
jsTestLog("Starting version: 5.0");
conn = MongoRunner.runMongod(mongodOptions5dot0);
assert.neq(
null, conn, 'mongod was unable able to start with version ' + tojson(mongodOptions5dot0));
db = conn.getDB('test');
assert.commandFailedWithCode(db.runCommand({find: kCollName, filter: {a: 1}}), 5577900);
assert.commandWorked(db[kCollName].insertOne({_id: 'x'.repeat(12), a: 2}));
let stopOptions = {skipValidation: true};
MongoRunner.stopMongod(conn, 15, stopOptions);
jsTestLog("Starting version: latest");
conn = MongoRunner.runMongod(mongodOptionslatest);
assert.neq(
null, conn, 'mongod was unable able to start with version ' + tojson(mongodOptionslatest));
db = conn.getDB('test');
assert.eq(1, db[kCollName].find({a: 1}).itcount());
assert.eq(1, db[kCollName].find({a: 2}).itcount());
MongoRunner.stopMongod(conn);
})();
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