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// SERVER-30665 Ensure that a non-empty collMod with a nonexistent UUID is not applied
// in applyOps.
(function() {
"use strict";
const conn = MongoRunner.runMongod();
assert.neq(null, conn, "mongod was unable to start up with empty options");
let dbCollModName = "db_coll_mod";
const dbCollMod = conn.getDB(dbCollModName);
dbCollMod.dropDatabase();
let collName = "collModTest";
let coll = dbCollMod[collName];
// Generate a random UUID that is distinct from collModTest's UUID.
const randomUUID = UUID();
assert.neq(randomUUID, coll.uuid);
// Perform a collMod to initialize validationLevel to "off".
assert.commandWorked(dbCollMod.createCollection(collName));
let cmd = {"collMod": collName, "validationLevel": "off"};
let res = dbCollMod.runCommand(cmd);
assert.commandWorked(res, 'could not run ' + tojson(cmd));
let collectionInfosOriginal = dbCollMod.getCollectionInfos()[0];
assert.eq(collectionInfosOriginal.options.validationLevel, "off");
// Perform an applyOps command with a nonexistent UUID and the same name as an existing
// collection. applyOps should succeed because of idempotency but a NamespaceNotFound
// uassert should be thrown during collMod application.
let collModApplyOpsEntry = {
"v": 2,
"op": "c",
"ns": dbCollModName + ".$cmd",
"ui": randomUUID,
"o2": {"collectionOptions_old": {"uuid": randomUUID}},
"o": {"collMod": collName, "validationLevel": "moderate"}
};
assert.commandWorked(dbCollMod.adminCommand({"applyOps": [collModApplyOpsEntry]}));
// Ensure the collection options of the existing collection were not affected.
assert.eq(dbCollMod.getCollectionInfos()[0].name, collName);
assert.eq(dbCollMod.getCollectionInfos()[0].options.validationLevel, "off");
MongoRunner.stopMongod(conn);
}());
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