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[test-quarantine] Quarantine RendererTest.DisposingRenderer_UnsubsribesFromHotReloadManager and HotReload_ReRenderPreservesAsyncLocalValues#66154

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[test-quarantine] Quarantine RendererTest.DisposingRenderer_UnsubsribesFromHotReloadManager and HotReload_ReRenderPreservesAsyncLocalValues#66154
github-actions[bot] wants to merge 2 commits intomainfrom
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@github-actions github-actions Bot commented Apr 4, 2026

Quarantines two flaky Blazor RendererTest methods that have each failed 3 times in the last 30 days (build 1359484, pipeline 83).

Tests

  • Microsoft.AspNetCore.Components.Test.RendererTest.DisposingRenderer_UnsubsribesFromHotReloadManager
    • Fails with: Assert.True() FailureIsSubscribedTo returns false before Dispose was called
  • Microsoft.AspNetCore.Components.Test.RendererTest.HotReload_ReRenderPreservesAsyncLocalValues
    • Fails with: Assert.Equal() Failure: Expected: "AmbientValue", Actual: null

Both tests involve the HotReloadManager subscription lifecycle and appear to have timing-related failures:

  • The first test fails before Dispose is even called, suggesting the subscription is not established promptly
  • The second test fails because the AsyncLocal value is not propagated to the fresh thread spawned by the hot reload callback

Associated issue: #66146

Note: The issue URLs in [QuarantinedTest(...)] use the placeholder TODO. Please update them with the actual issue number from #66146 before merging.

Note

🔒 Integrity filter blocked 12 items

The following items were blocked because they don't meet the GitHub integrity level.

  • #65815 search_pull_requests: has lower integrity than agent requires. The agent cannot read data with integrity below "approved".
  • #65817 search_pull_requests: has lower integrity than agent requires. The agent cannot read data with integrity below "approved".
  • #65827 search_pull_requests: has lower integrity than agent requires. The agent cannot read data with integrity below "approved".
  • #65816 search_pull_requests: has lower integrity than agent requires. The agent cannot read data with integrity below "approved".
  • #66130 issue_read: has lower integrity than agent requires. The agent cannot read data with integrity below "approved".
  • #66135 issue_read: has lower integrity than agent requires. The agent cannot read data with integrity below "approved".
  • #40626 search_issues: has lower integrity than agent requires. The agent cannot read data with integrity below "approved".
  • #46028 list_pull_requests: has lower integrity than agent requires. The agent cannot read data with integrity below "approved".
  • #49286 list_pull_requests: has lower integrity than agent requires. The agent cannot read data with integrity below "approved".
  • #54846 list_pull_requests: has lower integrity than agent requires. The agent cannot read data with integrity below "approved".
  • #55092 list_pull_requests: has lower integrity than agent requires. The agent cannot read data with integrity below "approved".
  • #55707 list_pull_requests: has lower integrity than agent requires. The agent cannot read data with integrity below "approved".

To allow these resources, lower min-integrity in your GitHub frontmatter:

tools:
  github:
    min-integrity: approved  # merged | approved | unapproved | none

Generated by Daily Test Quarantine Management · ● 25.1M ·

DisposingRenderer_UnsubsribesFromHotReloadManager and
HotReload_ReRenderPreservesAsyncLocalValues have each failed 3 times
in the last 30 days (build 1359484). The failures suggest timing issues
with HotReloadManager subscription state and AsyncLocal value propagation
across threads during hot reload callbacks.

Associated issue: #aw_renderer

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
@github-actions github-actions Bot requested a review from a team as a code owner April 4, 2026 11:00
@github-actions github-actions Bot added the needs-area-label Used by the dotnet-issue-labeler to label those issues which couldn't be triaged automatically label Apr 4, 2026
Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
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wtgodbe commented Apr 4, 2026

The source build here is https://dev.azure.com/dnceng-public/public/_build/results?buildId=1359484&view=results, which is against an open PR. Closing & figuring out how to fix up the workflow

@wtgodbe wtgodbe closed this Apr 4, 2026
@dotnet-policy-service dotnet-policy-service Bot added this to the 11.0-preview4 milestone Apr 4, 2026
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