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CSHARP-6013: Change stream events are not emitted for timeseries as of 9.0#1986

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sanych-sun wants to merge 1 commit intomongodb:mainfrom
sanych-sun:CSHARP-6013
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CSHARP-6013: Change stream events are not emitted for timeseries as of 9.0#1986
sanych-sun wants to merge 1 commit intomongodb:mainfrom
sanych-sun:CSHARP-6013

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Copilot AI review requested due to automatic review settings May 4, 2026 19:05
@sanych-sun sanych-sun requested a review from a team as a code owner May 4, 2026 19:05
@sanych-sun sanych-sun requested a review from adelinowona May 4, 2026 19:05
@sanych-sun sanych-sun added the chore Non–user-facing code changes (tests, build scripts, etc.). label May 4, 2026
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Pull request overview

Updates the unified change streams spec tests for nsType by removing the time series create-case, likely to align the test suite with observed server behavior changes referenced in CSHARP-6013.

Changes:

  • Removed the unified test case asserting nsType: timeseries on time series collection creation.
  • Kept the remaining coverage for nsType: collection and nsType: view create events.

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 2 comments.

File Description
specifications/change-streams/tests/unified/change-streams-nsType.yml Removes the time series nsType create test case from the YAML unified spec test.
specifications/change-streams/tests/unified/change-streams-nsType.json Mirrors the YAML change by removing the same time series nsType create test case from the JSON unified spec test.

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Comment on lines 38 to 41

- description: "nsType is present when creating timeseries"
operations:
- name: dropCollection
object: *database0
arguments:
collection: &collection0 foo
- name: createChangeStream
object: *database0
arguments:
pipeline: []
showExpandedEvents: true
saveResultAsEntity: &changeStream0 changeStream0
- name: createCollection
object: *database0
arguments:
collection: *collection0
timeseries:
timeField: "time"
metaField: "meta"
granularity: "minutes"
- name: iterateUntilDocumentOrError
object: *changeStream0
expectResult:
operationType: create
nsType: timeseries

- description: "nsType is present when creating views"
operations:
- name: dropCollection
}
]
},
{
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2 participants