There are a bunch of tests with "-Djava.net.preferIPv4Stack=true", which should clearly fail in an IPv6 only environment.
Would skipping these when IPv4 is not supported be okay? I see that some tests with "-Djava.net.preferIPv6Addresses=true" will pass even if the IPv6 part of the test failed. On Fri, Mar 29, 2019 at 12:59 PM Arthur Eubanks <aeuba...@google.com> wrote: > I had just started on this yesterday. > I'll look at which of the tests we modified in our patches with ipv4/6 > detection. I'm worried that some of them may be disabling test coverage > that shouldn't be disabled, but I'll have to look in more detail. Also, we > don't have a JDK at head which works in our environments, so we might miss > some failures until we've decided to have a JDK at head that works in our > environments and run all of the networking tests. > > Thanks for the webrev, I'll definitely use that. > > On Fri, Mar 29, 2019 at 8:10 AM Chris Hegarty <chris.hega...@oracle.com> > wrote: > >> Arthur, >> >> Several tests require the presence of either: 1) IPv4, or 2) IPv6, or >> 3) IPv4&IPv6. A test library utility class could provide such. >> >> Here is a rough idea about how to determine Internet Protocol support. >> http://cr.openjdk.java.net/~chegar/8220673/webrev.00/ >> >> It might be enough to experiment with and see how far it gets us? >> >> -Chris. >> >> P.S. Let's use the `[ipv6]` subject prefix to track related work >> in this area. >> >
