[dts] fix queue start stop case failed for fovtille nic

[Xu, HuilongX]

Hi yong,
This is a temp test function, when development provide test function, I will update test code again.
Queue star/stop not only test rx queue, it need test tx queue also, so can't used rxonly fwd model.
Thanks  a lot

> -----Original Message-----
> From: Liu, Yong
> Sent: Monday, July 06, 2015 3:07 PM
> To: Xu, HuilongX; dts at dpdk.org
> Subject: RE: [dts] fix queue start stop case failed for fovtille nic
> 
> Huilong,
> We'd better not change the dpdk code directly. If this case need to check
> whether receive packets as expected, we can use "set fwd rxonly; set
> verbose=1" for replacement.
> 
> Also dpdk code may be not in /root/dpdk, we can change base dir and test
> suite can operate on dpdk extracted to "self.dut.base_dir".
> 
> > -----Original Message-----
> > From: dts [mailto:dts-bounces at dpdk.org] On Behalf Of huilongx,xu
> > Sent: Monday, July 06, 2015 2:55 PM
> > To: dts at dpdk.org
> > Subject: [dts] fix queue start stop case failed for fovtille nic
> >
> > From: huilong xu <huilongx.xu at intel.com>
> >
> >
> > Signed-off-by: huilong xu <huilongx.xu at intel.com>
> > ---
> >  tests/TestSuite_queue_start_stop.py |   21 ++++++++++-----------
> >  1 files changed, 10 insertions(+), 11 deletions(-)
> >
> > diff --git a/tests/TestSuite_queue_start_stop.py
> > b/tests/TestSuite_queue_start_stop.py
> > index 41777ac..3692aca 100644
> > --- a/tests/TestSuite_queue_start_stop.py
> > +++ b/tests/TestSuite_queue_start_stop.py
> > @@ -92,23 +92,18 @@ class TestQueueStartStop(TestCase):
> >
> >          self.tester.scapy_foreground()
> >
> > -        if self.nic in ["fortville_eagle", "fortville_spirit",
> > -                        "fortville_spirit_single", "bartonhills",
> > -                        "powerville", "springville", "hartwell"]:
> > -            pktlen = pktSize - 22
> > -        else:
> > -            pktlen = pktSize - 18
> > +        pktlen = pktSize - 14
> >          padding = pktlen - 20
> > -
> >
> self.tester.scapy_append('sendp([Ether(dst="%s")/IP()/Raw(load="\x50"*%s)],
> > iface="%s")' % (mac, padding, txitf))
> > +
> > self.tester.scapy_append('sendp([Ether(dst="%s")/IP()/Raw(load="P"*%s)],
> > iface="%s")' % (mac, padding, txitf))
> >
> >          self.tester.scapy_execute()
> >          time.sleep(3)
> >
> >          out = self.tester.scapy_get_result()
> >          if received:
> > -            self.verify('\x50\x50\x50' in out, "start queue failed")
> > +            self.verify('PPP' in out, "start queue failed")
> >          else:
> > -            self.verify('\x50\x50\x50' not in out, "stop queue failed")
> > +            self.verify('PPP' not in out, "stop queue failed")
> >
> >      def add_code_to_dpdk(self, file_name, standard_row, add_rows,
> > offset=0):
> >          """
> > @@ -148,14 +143,15 @@ class TestQueueStartStop(TestCase):
> >          """
> >          queue start/stop test for fortville nic
> >          """
> > -        fwdmac_file = os.getcwd() + r'/dep/dpdk/app/test-pmd/macfwd.c'
> > +        self.dut.session.copy_file_from(r'/root/dpdk/app/test-
> > pmd/macfwd.c')
> > +        fwdmac_file = 'macfwd.c'
> >          printf_lines = ['printf("ports %u queue %u revice %u packages",
> > fs->rx_port, fs->rx_queue, nb_rx);\n', r'printf("\n");',"\n"]
> >          sourcelines = self.add_code_to_dpdk(fwdmac_file,
> > r'(unlikely(nb_rx == 0)', printf_lines, 2)
> >          self.dut.session.copy_file_to(fwdmac_file)
> >          self.dut.send_expect('scp  /root/macfwd.c /root/dpdk/app/test-
> > pmd/macfwd.c', "#")
> >          self.dut.build_dpdk_apps('./app/test-pmd')
> >
> > -        self.dut.send_expect("./app/test-pmd/testpmd -c 0xf -n 4 -- -i",
> > "testpmd>", 120)
> > +        self.dut.send_expect("./app/test-pmd/testpmd -c 0xf -n 4 -- -i
> --
> > portmask=0x3", "testpmd>", 120)
> >          self.dut.send_expect("set fwd mac", "testpmd>")
> >          self.dut.send_expect("start", "testpmd>")
> >          self.check_forwarding([0, 1], self.nic)
> > @@ -185,11 +181,14 @@ class TestQueueStartStop(TestCase):
> >          self.dut.send_expect("port 1 txq 0 start", "testpmd>")
> >          self.dut.send_expect("start", "testpmd>")
> >          self.check_forwarding([0, 1], self.nic)
> > +        self.dut.send_expect("quit", "testpmd>")
> >
> >          # recover testpmd changed
> >          file_handel = open(fwdmac_file, "w")
> >          file_handel.writelines(sourcelines)
> >          file_handel.close()
> > +        self.dut.session.copy_file_to(fwdmac_file)
> > +        self.dut.send_expect('scp  /root/macfwd.c /root/dpdk/app/test-
> > pmd/macfwd.c', "#")
> >
> >      def tear_down(self):
> >          """
> > --
> > 1.7.4.4