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Fix response body logging under debugger - #7678
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Fixes dotnet#7649 Treat only TimeSpan.Zero as an immediate test timeout. This preserves the infinite timeout used while debugging, allowing the response body to be logged without leaving the content stream consumed. Add regression coverage for seekable and non-seekable streams, with and without response content buffering.
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@dotnet-policy-service agree company="Microsoft" |
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Pull request overview
Fixes a regression in Microsoft.Extensions.Http.Diagnostics where response body logging could cancel immediately when a debugger is attached (because Timeout.InfiniteTimeSpan is negative), which could lead to the response content stream being left in an unreadable/consumed state for callers.
Changes:
- Update the response-body read-timeout logic to treat only
TimeSpan.Zeroas the “cancel immediately” test-only timeout, preservingTimeout.InfiniteTimeSpanbehavior under debugger attachment. - Add regression coverage ensuring response content remains readable after logging for both seekable and non-seekable streams, and with/without
LoadIntoBufferAsync(mimickingHttpCompletionOption.ResponseContentRead).
Reviewed changes
Copilot reviewed 2 out of 2 changed files in this pull request and generated no comments.
| File | Description |
|---|---|
| test/Libraries/Microsoft.Extensions.Http.Diagnostics.Tests/Logging/HttpResponseBodyReaderTest.cs | Adds combinatorial regression test validating body logging under debugger doesn’t consume/break the response stream (seekable/non-seekable, buffered/unbuffered). |
| src/Libraries/Microsoft.Extensions.Http.Diagnostics/Logging/Internal/HttpResponseBodyReader.cs | Fixes timeout comparison so Timeout.InfiniteTimeSpan under debugger no longer triggers immediate cancellation. |
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Fixes #7649
Treat only TimeSpan.Zero as an immediate test timeout. This preserves the infinite timeout used while debugging, allowing the response body to be logged without leaving the content stream consumed.
Add regression coverage for seekable and non-seekable streams, with and without response content buffering.
Microsoft Reviewers: Open in CodeFlow