blob: 5a0537fb367fa4edbc5705eed9a01f8fed21b448 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
|
/**
* Tests the behavior of how getMore operations are routed by the mongo shell when using a replica
* set connection and cursors are established on a secondary.
* @tags: [
* requires_replication,
* ]
*/
(function() {
"use strict";
var rst = new ReplSetTest({nodes: 2});
rst.startSet();
rst.initiate();
const dbName = "test";
const collName = "getmore";
// We create our own replica set connection because 'rst.nodes' is an array of direct
// connections to each individual node.
var conn = new Mongo(rst.getURL());
var coll = conn.getDB(dbName)[collName];
coll.drop();
// Insert several document so that we can use a cursor to fetch them in multiple batches.
var res = coll.insert([{}, {}, {}, {}, {}]);
assert.commandWorked(res);
assert.eq(5, res.nInserted);
// Wait for the secondary to catch up because we're going to try and do reads from it.
rst.awaitReplication();
// Establish a cursor on the secondary and verify that the getMore operations are routed to it.
var cursor = coll.find().readPref("secondary").batchSize(2);
assert.eq(5, cursor.itcount(), "failed to read the documents from the secondary");
rst.stopSet();
})();
|
