[SERVER-51086] Extract functionality of ReplSetTest#getCollectionDiffUsingSessions() into separate testing utility Created: 22/Sep/20  Updated: 29/Oct/23  Resolved: 29/Sep/20

Status: Closed
Project: Core Server
Component/s: Replication, Sharding, Testing Infrastructure
Affects Version/s: None
Fix Version/s: 4.8.0

Type: Task Priority: Major - P3
Reporter: Max Hirschhorn Assignee: Max Hirschhorn
Resolution: Fixed Votes: 0
Labels: PM-234-M2, PM-234-T-fuzzer
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified

Issue Links:
Backports
Depends
Problem/Incident
Backwards Compatibility: Fully Compatible
Backport Requested:
v4.4, v4.2
Sprint: Sharding 2020-10-05
Participants:
Linked BF Score: 0

 Description   

It'd be useful for resharding to be able to compare the contents of two differently-named collections which may live across two different sets of shards.



 Comments   
Comment by Githook User [ 30/Sep/20 ]

Author:

{'name': 'Max Hirschhorn', 'email': 'max.hirschhorn@mongodb.com', 'username': 'visemet'}

Message: SERVER-51086 Add requires_replication to DataConsistencyChecker tests.
Branch: master
https://github.com/mongodb/mongo/commit/6aedd21d52a46f0d37f6bdaf880d2d0de5eb2821

Comment by Githook User [ 29/Sep/20 ]

Author:

{'name': 'Max Hirschhorn', 'email': 'max.hirschhorn@mongodb.com', 'username': 'visemet'}

Message: SERVER-51086 Extract collection diffing logic into separate utility.

Adds separate DataConsistencyChecker.getDiff() function to allow
comparing the contents of different collections.
Branch: master
https://github.com/mongodb/mongo/commit/1042e3d11c01daffc385a3c9b9af66eb98bf6162

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