[dts] [PATCH] try fix scatter case failed

[Xu, HuilongX]

For exec cmdline timeout is 60s, but wait python process exit only 2 seconds, so add python process exit time,
I think it ok, I will send v2 patch.
Thanks  a lot
> -----Original Message-----
> From: Liu, Yong
> Sent: Wednesday, November 04, 2015 3:58 PM
> To: Xu, HuilongX; dts at dpdk.org
> Subject: RE: [dts] [PATCH] try fix scatter case failed
> 
> Huilong,
> The timeout 60s is for foreground commands. You can see in scapy_execute
> function, dts only wait two seconds after all commands.
> I mean whether we should enlarge the timeout value here.
> 
> Maybe you can try your solution on more platforms to make sure it can work.
> 
> > -----Original Message-----
> > From: Xu, HuilongX
> > Sent: Wednesday, November 04, 2015 3:37 PM
> > To: Liu, Yong; dts at dpdk.org
> > Subject: RE: [dts] [PATCH] try fix scatter case failed
> >
> > Hi yong,
> > The default timeout value is 60s in function scapy_execute, I think not
> > need enlarge timeout value.
> > In scatter case, I check the log find issue, but I'am not sure it can
> fix
> > when sleep 5 seconds, but it work normal on my test environment,
> although
> > run many test suites
> > Thanks a lot
> >
> > > -----Original Message-----
> > > From: Liu, Yong
> > > Sent: Wednesday, November 04, 2015 3:02 PM
> > > To: Xu, HuilongX; dts at dpdk.org
> > > Subject: Re: [dts] [PATCH] try fix scatter case failed
> > >
> > > Hi Huilong,
> > > This issue look like that need wait for few seconds before scapy write
> > > the write value.
> > > My question is that should we enlarge the timeout value in function
> > > scapy_execute()?
> > >
> > > On 11/04/2015 02:44 PM, xu,huilong wrote:
> > > > form log, it looks the cat result.txt failed, so add a sleep for
> > python
> > > close file.
> > > >
> > > > Signed-off-by: xu,huilong <huilongx.xu at intel.com>
> > > > ---
> > > >   tests/TestSuite_scatter.py | 2 ++
> > > >   1 file changed, 2 insertions(+)
> > > >
> > > > diff --git a/tests/TestSuite_scatter.py b/tests/TestSuite_scatter.py
> > > > index 1bec2c8..7a49b53 100644
> > > > --- a/tests/TestSuite_scatter.py
> > > > +++ b/tests/TestSuite_scatter.py
> > > > @@ -36,6 +36,7 @@ Test Scattered Packets.
> > > >   import dts
> > > >   from test_case import TestCase
> > > >   from pmd_output import PmdOutput
> > > > +import time
> > > >   #
> > > >   #
> > > >   # Test class.
> > > > @@ -85,6 +86,7 @@ class TestScatter(TestCase):
> > > >           self.tester.scapy_append(
> > > >
> > > 'sendp([Ether(src="%s",dst="%s")/IP(len=%s)/Raw(load="\x50"*%s)],
> > > iface="%s")' % (smac, dmac,pktlen, padding, sintf))
> > > >           self.tester.scapy_execute()
> > > > +        time.sleep(5)
> > > >           res = self.tester.scapy_get_result()
> > > >           self.tester.send_expect("ifconfig %s mtu 1500" % sintf,
> "#")
> > > >           self.tester.send_expect("ifconfig %s mtu 1500" % sintf,
> "#")