Reproducer and fix for the groupBy operator upstream requests#2003
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jponge merged 1 commit intosmallrye:mainfrom Nov 13, 2025
Merged
Reproducer and fix for the groupBy operator upstream requests#2003jponge merged 1 commit intosmallrye:mainfrom
jponge merged 1 commit intosmallrye:mainfrom
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Codecov Report✅ All modified and coverable lines are covered by tests. Additional details and impacted files@@ Coverage Diff @@
## main #2003 +/- ##
============================================
- Coverage 89.15% 89.11% -0.04%
+ Complexity 3070 3068 -2
============================================
Files 409 409
Lines 13100 13099 -1
Branches 1652 1652
============================================
- Hits 11679 11673 -6
- Misses 805 808 +3
- Partials 616 618 +2
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jponge
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implementation/src/test/java/io/smallrye/mutiny/operators/MultiGroupTest.java
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The groupBy operator was not correctly managing upstream requests. It now makes prefetch amount of requests each time the drain loop does not emit any items. This commit includes both a reproducer and the fix for the issue.
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It makes prefetch amount of request each time drain loop does not emit any items
Seen in testing a solution for quarkusio/quarkus#50595