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[SDK] Fix Base2ExponentialHistogramAggregation Merge with empty buckets #3425

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Merged
merged 3 commits into from
May 20, 2025
Merged

[SDK] Fix Base2ExponentialHistogramAggregation Merge with empty buckets #3425

merged 3 commits into from
May 20, 2025

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dbarker
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@dbarker dbarker commented May 19, 2025 •
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Fixes #3424

Changes

  • Add a test to cover merging two Base2ExponentialHistogramAggregation instances where one has empty buckets
  • Update Base2ExponentialHistogramAggregation::Merge to shortcut if merging a histogram with no counts
  • Check if buckets are empty before down scaling

For significant contributions please make sure you have completed the following items:

  • CHANGELOG.md updated for non-trivial changes
  • Unit tests have been added
  • Changes in public API reviewed

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netlify bot commented May 19, 2025 •
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@dbarker dbarker mentioned this pull request May 19, 2025
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codecov bot commented May 19, 2025 •
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Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 90.06%. Comparing base (82ec2a5) to head (0832409).
Report is 1 commits behind head on main.

Additional details and impacted files

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@@            Coverage Diff             @@
##             main    #3425      +/-   ##
==========================================
+ Coverage   90.05%   90.06%   +0.02%     
==========================================
  Files         212      212              
  Lines        6932     6939       +7     
==========================================
+ Hits         6242     6249       +7     
  Misses        690      690
Files with missing lines Coverage Δ
...egation/base2_exponential_histogram_aggregation.cc 90.91% <100.00%> (+0.28%) ⬆️
🚀 New features to boost your workflow:
  • ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.

@marcalff marcalff mentioned this pull request May 19, 2025
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@dbarker dbarker marked this pull request as ready for review May 19, 2025 20:51
@dbarker dbarker requested a review from a team as a code owner May 19, 2025 20:51
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dbarker commented May 19, 2025

Hi @ethandmd, Could you help review this PR? Thanks!

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lgtm, thanks @dbarker!

lalitb
lalitb approved these changes May 20, 2025
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Thanks.

@marcalff marcalff merged commit 2faa400 into open-telemetry:main May 20, 2025
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@malkia malkia mentioned this pull request May 20, 2025
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@dbarker dbarker deleted the fix_exponential_histogram_merge_with_empty branch May 20, 2025 17:25
@BrewTestBot BrewTestBot mentioned this pull request May 29, 2025
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@lalitb lalitb lalitb approved these changes

@marcalff marcalff marcalff approved these changes

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Base2ExponentialHistogramAggregation Merge fails with empty bucket aggregations
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@dbarker @ethandmd @lalitb @marcalff