Files
mongo/jstests/multiVersion/genericSetFCVUsage/initialize_from_old_node.js
Steve McClure 1ffbc6c2e9 SERVER-109432: Autofix JS var usage to favor let (#40637)
GitOrigin-RevId: 9674b7db36a0f3f650d39c1e3fb2ad6ff2141cfb
2025-08-28 19:21:01 +00:00

28 lines
1.0 KiB
JavaScript

/*
* This is a regression test for SERVER-16189, to make sure a replica set with both current and
* prior version nodes can be initialized from the prior version node.
*/
import {ReplSetTest} from "jstests/libs/replsettest.js";
let name = "initialize_from_old";
// Test old version with both "last-lts" and "last-continuous".
for (let oldVersion of ["last-lts", "last-continuous"]) {
jsTestLog("Testing replSetInitiate with " + oldVersion);
let newVersion = "latest";
let nodes = {
n0: {binVersion: oldVersion},
n1: {binVersion: newVersion},
n2: {binVersion: newVersion},
};
let rst = new ReplSetTest({nodes: nodes, name: name});
let conns = rst.startSet();
let oldNode = conns[0];
let config = rst.getReplSetConfig();
let response = oldNode.getDB("admin").runCommand({replSetInitiate: config});
assert.commandWorked(response);
// Wait for secondaries to finish their initial sync before shutting down the cluster.
rst.awaitSecondaryNodes();
rst.stopSet();
}