2ac0e07e7f
This allows secondaries and slaves to sync NumberDecimal even while in featureCompatibilityVersion:"3.2" mode.
53 lines
2.0 KiB
JavaScript
53 lines
2.0 KiB
JavaScript
/**
|
|
* Tests that we can initial sync decimal128 data to secondaries, even when the cluster is in 3.2
|
|
* feature compatibility mode.
|
|
*/
|
|
(function() {
|
|
"use strict";
|
|
|
|
var replTest = new ReplSetTest({name: 'testSet', nodes: 2});
|
|
|
|
var nodes = replTest.startSet();
|
|
replTest.initiate();
|
|
|
|
var primary = replTest.getPrimary();
|
|
var primaryDB = primary.getDB("test");
|
|
var primaryColl = primaryDB.initial_sync_decimal;
|
|
|
|
var secondary = replTest.getSecondary();
|
|
|
|
// Since we started a fresh replica set, we should be in 3.4 feature compatibility mode.
|
|
var fcv = assert.commandWorked(
|
|
primaryDB.adminCommand({getParameter: 1, featureCompatibilityVersion: 1}));
|
|
assert.eq(fcv.featureCompatibilityVersion, "3.4");
|
|
|
|
// Make sure we can insert decimal data in 3.4 mode.
|
|
assert.writeOK(primaryColl.insert({a: 1, b: NumberDecimal(1)}));
|
|
|
|
// Set 3.2 feature compatibility mode.
|
|
assert.commandWorked(primaryDB.adminCommand({setFeatureCompatibilityVersion: "3.2"}));
|
|
fcv = assert.commandWorked(
|
|
primaryDB.adminCommand({getParameter: 1, featureCompatibilityVersion: 1}));
|
|
assert.eq(fcv.featureCompatibilityVersion, "3.2");
|
|
|
|
// Ensure 3.2 feature compatibility version has synced to admin.system.version.
|
|
fcv = secondary.getDB("admin")
|
|
.system.version.find({_id: "featureCompatibilityVersion"})
|
|
.toArray();
|
|
assert.eq(1, fcv.length);
|
|
assert.eq("3.2", fcv[0].version);
|
|
|
|
// We shouldn't be able to insert decimal data in 3.2 mode.
|
|
assert.writeError(primaryColl.insert({a: 1, b: NumberDecimal(1)}));
|
|
|
|
// We should, however, be able to initial sync decimal data.
|
|
assert.commandWorked(secondary.getDB("admin").runCommand({resync: 1}));
|
|
replTest.awaitSecondaryNodes();
|
|
|
|
// Ensure that secondary is still up and has the data.
|
|
var secondaryColl = secondary.getDB("test").initial_sync_decimal;
|
|
assert.eq(1, secondaryColl.find({b: NumberDecimal(1)}).itcount());
|
|
|
|
replTest.stopSet();
|
|
})();
|