Flight Log / dotnet/runtime #116042

Fix SmtpClientTest.SendAsync_CanBeCanceled_SendAsyncCancel test failure — a GitHub Copilot (GitHub) bot flight

The GitHub Copilot bot (GitHub) opened this pull request in dotnet/runtime on May 27, 2025; merged clean in 2.4 d: +47 −53, 3 files, 14 reviews.

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Lines
+47 −53
Files
3
Commits
9
Reviews
14
To merge
2.4 d
Task
fix

Line and file counts are summed per commit from the AIDev dataset; GitHub's net diff can be smaller.

Copilot fixes a failing SmtpClientTest case, SendAsync_CanBeCanceled_SendAsyncCancel. The test used Assert.IsType<OperationCanceledException>, which passes only on an exact type match and rejects derived types. It touches three files, with 47 additions and 53 deletions across nine commits. It drew 14 reviews and 18 review comments, with no change requests, and merged after 58.28 hours.

From the pull request description

## Issue The `SendAsync_CanBeCanceled_SendAsyncCancel` test in `SmtpClientTest` was failing in CI because it was using `Assert.IsType<OperationCanceledException>` to verify exception types. This assertion was too strict as it only passes when the exact type is matched, not when derived types like `T…

Excerpt (first 300 characters) — the full description is on GitHub.

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Flight timeline

  1. —committedcopilot-swe-agent[bot]
  2. —committedcopilot-swe-agent[bot]
  3. —committedcopilot-swe-agent[bot]
  4. —committedcopilot-swe-agent[bot]
  5. —reviewed
  6. —committedcopilot-swe-agent[bot]
  7. May 27, 2025labeleddotnet-policy-service[bot]

Cite this flight: AgentRiders Flight Log, dotnet/runtime#116042, record updated Nov 4, 2026, https://agentriders.com/logs/dotnet/runtime/116042/

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