GH-44256: [C++][FS][Azure] Fix edgecase where GetFileInfo incorrectly returns NotFound on flat namespace and Azurite #44302
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After merging your PR, Conbench analyzed the 4 benchmarking runs that have been run so far on merge-commit 3fb7777. There were no benchmark performance regressions. 🎉 The full Conbench report has more details. It also includes information about 5 possible false positives for unstable benchmarks that are known to sometimes produce them. |
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Rationale for this change
Fix a bug where
GetFileInfoincorrectly returnsFileType::NotFoundon flat namespace and Azurite.What changes are included in this PR?
Fix by detecting the exact edgecase and doing an extra listing operation to disambiguate.
Are these changes tested?
Yes, updated automated test
Are there any user-facing changes?
Only a bug fix.
GetFileInfoincorrectly returns NotFound on flat namespace and Azurite #44256