[dts] [PATCH V1] tests/pvp_diff_qemu_version: update code to support trex

[Wang, Yinan]

Acked-by: Wang, Yinan <yinan.wang at intel.com>

> -----Original Message-----
> From: dts [mailto:dts-bounces at dpdk.org] On Behalf Of lihong
> Sent: 2019年8月14日 6:38
> To: dts at dpdk.org
> Cc: Ma, LihongX <lihongx.ma at intel.com>
> Subject: [dts] [PATCH V1] tests/pvp_diff_qemu_version: update code to support
> trex
> 
> Signed-off-by: lihong <lihongx.ma at intel.com>
> ---
>  tests/TestSuite_pvp_diff_qemu_version.py | 21 +++++++++++++++++----
>  1 file changed, 17 insertions(+), 4 deletions(-)
> 
> diff --git a/tests/TestSuite_pvp_diff_qemu_version.py
> b/tests/TestSuite_pvp_diff_qemu_version.py
> index d238a90..d1952b5 100644
> --- a/tests/TestSuite_pvp_diff_qemu_version.py
> +++ b/tests/TestSuite_pvp_diff_qemu_version.py
> @@ -45,6 +45,7 @@ from scapy.utils import wrpcap  from test_case import
> TestCase  from settings import HEADER_SIZE  from virt_common import VM
> +from pktgen import PacketGeneratorHelper
> 
> 
>  class TestVhostPVPDiffQemuVersion(TestCase):
> @@ -74,6 +75,13 @@ class TestVhostPVPDiffQemuVersion(TestCase):
>          res = self.verify_qemu_version_config()
>          self.verify(res is True, "The path of qemu version in config file not
> right")
> 
> +        self.out_path = '/tmp'
> +        out = self.tester.send_expect('ls -d %s' % self.out_path, '# ')
> +        if 'No such file or directory' in out:
> +            self.tester.send_expect('mkdir -p %s' % self.out_path, '# ')
> +        # create an instance to set stream field setting
> +        self.pktgen_helper = PacketGeneratorHelper()
> +
>      def set_up(self):
>          """
>          Run before each test case.
> @@ -221,14 +229,19 @@ class TestVhostPVPDiffQemuVersion(TestCase):
>              payload = frame_size - HEADER_SIZE['eth'] - HEADER_SIZE['ip']
>              flow =
> '[Ether(dst="%s")/Dot1Q(vlan=%s)/IP(src="%s",dst="%s")/("X"*%d)]' % (
>                  self.virtio1_mac, vlan_id1, self.src1, self.dst1, payload)
> -
> self.tester.scapy_append('wrpcap("pvp_diff_qemu_version.pcap", %s)' % flow)
> +
> self.tester.scapy_append('wrpcap("%s/pvp_diff_qemu_version.pcap", %s)' % (
> +                                self.out_path, flow))
>              self.tester.scapy_execute()
> 
>              tgenInput = []
>              port = self.tester.get_local_port(self.pf)
> -            tgenInput.append((port, port, "pvp_diff_qemu_version.pcap"))
> -            _, pps = self.tester.traffic_generator_throughput(
> -                tgenInput, delay=30)
> +            tgenInput.append((port, port,
> + "%s/pvp_diff_qemu_version.pcap" % self.out_path))
> +
> +            self.tester.pktgen.clear_streams()
> +            streams =
> self.pktgen_helper.prepare_stream_from_tginput(tgenInput, 100, None,
> self.tester.pktgen)
> +            # set traffic option
> +            traffic_opt = {'delay': 5, 'duration': 20}
> +            _, pps =
> + self.tester.pktgen.measure_throughput(stream_ids=streams,
> + options=traffic_opt)
>              Mpps = pps / 1000000.0
>              pct = Mpps * 100 / float(self.wirespeed(self.nic, frame_size, 1))
>              self.verify(Mpps != 0, "can not received data of frame size %d" %
> frame_size)
> --
> 2.7.4