Split helix into subsets #62644
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Split helix into subsets #62644
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/azp run |
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Azure Pipelines successfully started running 3 pipeline(s). |
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Confirmed that the total test count is the same as it used to be |
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Pull Request Overview
Splits Helix test projects into two subsets to parallelize test execution and reduce total CI time by ~15 minutes.
- Refactor
eng/Build.propsto remove direct test project includes and introduceProjectsWithTestsSubset1/2item groups withHelixSubsetconditions. - Update documentation in
docs/AddingNewProjects.mdto instruct maintainers on adding new projects to the new subsets. - Modify both private and public Azure pipelines to add two separate Helix x64 jobs (
Subset 1andSubset 2) and adjust artifact naming.
Reviewed Changes
Copilot reviewed 4 out of 4 changed files in this pull request and generated no comments.
| File | Description |
|---|---|
| eng/Build.props | Extract test projects into two conditional subsets |
| docs/AddingNewProjects.md | Clarify where to add new projects given the subset split |
| .azure/pipelines/ci.yml | Define Helix_x64_Subset_1 and Helix_x64_Subset_2 jobs |
| .azure/pipelines/ci-public.yml | Mirror subset jobs for public CI with correct HelixSubset parameter |
danmoseley
approved these changes
Jul 10, 2025
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Split our helix tests into 2 separate jobs (subset 1 and subset 2). Doing so cuts about 15 minutes off of total PR CI execution time.