RFR: 8376700: java/nio/file/DirectoryStream/SecureDS.java fails AtomicMoveNotSupportedException

[Brian Burkhalter]

On Thu, 29 Jan 2026 13:11:10 GMT, SendaoYan <syan at openjdk.org> wrote:

> Hi all,
> 
> Before this PR, if the jtreg work directory and the /tmp directory locate in different linux volume or disk partition, test will report fails "java.nio.file.AtomicMoveNotSupportedException: file -> file: Invalid cross-device link". The linux syscall `rename()` doesn't support rename file across different volume, so I think the AtomicMoveNotSupportedException is not a JVM bug.
> 
> This PR try to catch the AtomicMoveNotSupportedException and throw a SkippedException rather report fails. And split this test as two tests, one test for the default temporary directory '/tmp', another test for current jtreg work directory, this will make sure at least one test run non-skipped.

test/jdk/java/nio/file/DirectoryStream/SecureDS.java line 30:

> 28:  * @library .. /test/lib
> 29:  * @build jdk.test.lib.Platform
> 30:  * @run main SecureDS

Might be good to add

 * @build jtreg.SkippedException

before the `@run` action.

test/jdk/java/nio/file/DirectoryStream/SecureDS.java line 37:

> 35:  * @library .. /test/lib
> 36:  * @build jdk.test.lib.Platform
> 37:  * @run main SecureDS cwd

As above, add `@build jtreg.SkippedException`.

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PR Review Comment: https://git.openjdk.org/jdk/pull/29487#discussion_r2743014440
PR Review Comment: https://git.openjdk.org/jdk/pull/29487#discussion_r2743015658