RFR: JDK-8013827 and JDK-8011950, , java.io.File.createTempFile enters infinite loop when passed invalid data
dan.xu at oracle.com
Mon Jun 10 06:26:13 UTC 2013
On 06/03/2013 03:23 AM, Alan Bateman wrote:
> On 02/06/2013 03:16, Dan Xu wrote:
>> As for the SpecialTempFile testcase, I wonder whether these
>> regression tests may happen to be used to test earlier JDK versions.
>> In that case, the thread pool will help the test framework find the
>> test failure easily. Otherwise, I agree it adds extra overhead into
>> this test.
> My concern is mostly the timeout as we've had so many problems with
> tests failing intermittently when the machine is very busy. In this
> case, I could imagine this failing when there are tests running
> concurrently in a pool VMs and at the same time competing with AV
> software on Windows that is sucking the life out of the system.
> In general, it's not always possible to write a test that behaves well
> when run an unpatched-JDK. Deadlocks, crashes, and hangs are just some
> examples where a test might timeout or jtreg needs to spin up a new VM
> to continue the test execution. So while important for one-off
> verification then it's probably not worth spending too much effort
> trying to get it to behaves well on an JDK that doesn't have the fix.
Thank you for the clarification. I have updated the test and "if" format
at webrev, http://cr.openjdk.java.net/~dxu/8013827/webrev.02/. Please
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