8364764: java/nio/channels/vthread/BlockingChannelOps.java subtests timed out

[AlanBateman]

4 tests (testSocketChannelWriteAsyncClose, testSocketChannelWriteInterrupt, testPipeWriteAsyncClose testPipeWriteInterrupt) test async close/interrupt when a virtual thread is blocked in write. This is difficult to test as the target thread may wakeup with bytes written (so it returns the number of bytes written rather than throw). The test is changed to "nudge" the writer a few times so that the writer eventually wakes up with no bytes written.

Additionally, two tests are added to test async shutdownInput and shutdownOutput.

---

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Issue

• JDK-8364764: java/nio/channels/vthread/BlockingChannelOps.java subtests timed out (Bug - P4)

Reviewers

• Jaikiran Pai (@jaikiran - Reviewer)

Reviewing

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[bridgekeeper]

👋 Welcome back alanb! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[openjdk]

@AlanBateman This change now passes all automated pre-integration checks.

ℹ️ This project also has non-automated pre-integration requirements. Please see the file CONTRIBUTING.md for details.

After integration, the commit message for the final commit will be:

8364764: java/nio/channels/vthread/BlockingChannelOps.java subtests timed out

Reviewed-by: jpai

You can use pull request commands such as /summary, /contributor and /issue to adjust it as needed.

At the time when this comment was updated there had been 34 new commits pushed to the master branch:

• 8e44856: 8365180: Remove sun.awt.windows.WInputMethod.finalize()
• 558d063: 8361536: [s390x] Saving return_pc at wrong offset
• 584137c: 8365844: RISC-V: TestBadFormat.java fails when running without RVV
• ... and 31 more: https://git.openjdk.org/jdk/compare/908f3c96978bfa031414e576f444ec8f4dcc6925...master

As there are no conflicts, your changes will automatically be rebased on top of these commits when integrating. If you prefer to avoid this automatic rebasing, please check the documentation for the /integrate command for further details.

➡️ To integrate this PR with the above commit message to the master branch, type /integrate in a new comment.

[openjdk]

@AlanBateman The following label will be automatically applied to this pull request:

• nio

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[mlbridge]

Webrevs

• 00: Full (97c56987)

[jaikiran]

This looks OK to me.

[AlanBateman]

/integrate

[openjdk]

Going to push as commit f0498c2.
Since your change was applied there have been 34 commits pushed to the master branch:

• 8e44856: 8365180: Remove sun.awt.windows.WInputMethod.finalize()
• 558d063: 8361536: [s390x] Saving return_pc at wrong offset
• 584137c: 8365844: RISC-V: TestBadFormat.java fails when running without RVV
• ... and 31 more: https://git.openjdk.org/jdk/compare/908f3c96978bfa031414e576f444ec8f4dcc6925...master

Your commit was automatically rebased without conflicts.

[openjdk]

@AlanBateman Pushed as commit f0498c2.

💡 You may see a message that your pull request was closed with unmerged commits. This can be safely ignored.