Fix message ordering in MongoChatMemoryRepository#5339
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chanani wants to merge 2 commits intospring-projects:mainfrom
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Fix message ordering in MongoChatMemoryRepository#5339chanani wants to merge 2 commits intospring-projects:mainfrom
chanani wants to merge 2 commits intospring-projects:mainfrom
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Changed sort order from descending to ascending in findByConversationId() to maintain chronological conversation flow. Fixes spring-projects#5330 Signed-off-by: CHANHAN <130114269+chanani@users.noreply.github.com>
tinomthomas
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Jan 27, 2026
tinomthomas
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@chanani Can you please add/update a test case also to cover this?
Added messagesAreReturnedInChronologicalOrder test to verify that messages are returned in the same order they were saved. Signed-off-by: CHANHAN <130114269+chanani@users.noreply.github.com>
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@tinomthomas, Added test case The test validates that messages are returned in the same order they were saved, ensuring the fix maintains proper conversation flow. Let me know if you need any changes ! |
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@chanani Thanks for the fix! |
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@ilayaperumalg LGTM, except the javaformat. Do we have a way to mark this change in release notes as it may break someones behaviour? |
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Description
Fixed message ordering bug where
MongoChatMemoryRepository.findByConversationId()returned messages in reverse chronological order, causing incorrect conversation flow for LLMs.Changes
descending()toascending()infindByConversationId()Why
Before (Bug):
After (Fixed):
This aligns with
PostgresChatMemoryRepositoryDialect:Testing
findByConversationId()validates message order withassertThat(results).isEqualTo(messages)CIwill validateFixes #5330