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/**
* Test that an opMessage is created during reshardCollection command.
*
* @tags: [requires_fcv_60]
*/
(function() {
"use strict";
load("jstests/libs/uuid_util.js");
load("jstests/sharding/libs/resharding_test_fixture.js");
const sourceNs = "reshardingDb.coll";
const reshardingTest = new ReshardingTest({
numDonors: 2,
numRecipients: 2,
reshardInPlace: true,
});
reshardingTest.setup();
const donorShardNames = reshardingTest.donorShardNames;
const recipientShardNames = reshardingTest.recipientShardNames;
const primaryShardName = donorShardNames[0];
const inputCollection = reshardingTest.createShardedCollection({
ns: sourceNs,
shardKeyPattern: {oldKey: 1},
primaryShardName: primaryShardName,
chunks: [
{min: {oldKey: MinKey}, max: {oldKey: 0}, shard: donorShardNames[0]},
{min: {oldKey: 0}, max: {oldKey: MaxKey}, shard: donorShardNames[1]},
],
});
const mongos = inputCollection.getMongo();
const collectionUUID = getUUIDFromConfigCollections(mongos, sourceNs);
reshardingTest.withReshardingInBackground({
newShardKeyPattern: {newKey: 1},
newChunks: [
{min: {newKey: MinKey}, max: {newKey: 0}, shard: recipientShardNames[0]},
{min: {newKey: 0}, max: {newKey: MaxKey}, shard: recipientShardNames[1]},
],
});
const oplog = reshardingTest.getReplSetForShard(primaryShardName)
.getPrimary()
.getCollection("local.oplog.rs");
const logEntry = oplog.findOne({ns: sourceNs, op: 'n', "o2.reshardCollection": sourceNs});
assert(logEntry != null);
const reshardedUUID = getUUIDFromConfigCollections(mongos, sourceNs);
assert.eq(reshardedUUID, logEntry.o2.reshardUUID, logEntry);
assert.eq(logEntry.ui, collectionUUID, logEntry);
assert.eq(bsonWoCompare(logEntry.o2.oldShardKey, {oldKey: 1}), 0, logEntry);
assert.eq(bsonWoCompare(logEntry.o2.shardKey, {newKey: 1}), 0, logEntry);
reshardingTest.teardown();
})();
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