Tested-by: Xiao, QimaiX <qimaix.xiao@intel.com>

Regards,
Xiao Qimai


> -----Original Message-----
> From: Xiao, QimaiX
> Sent: Thursday, April 2, 2020 7:06 PM
> To: dts@dpdk.org
> Cc: Xiao, QimaiX <qimaix.xiao@intel.com>
> Subject: [dts][PATCH V1]tests/TestSuite_hotplug: add virtio case for hotplug
> 
> *. add virtio case for hotplug
> 
> Signed-off-by: Xiao Qimai <qimaix.xiao@intel.com>
> ---
>  tests/TestSuite_hotplug.py | 47
> ++++++++++++++++++++++++++++++++++++++++++++++
>  1 file changed, 47 insertions(+)
> 
> diff --git a/tests/TestSuite_hotplug.py b/tests/TestSuite_hotplug.py index
> 8a0d743..4af9957 100644
> --- a/tests/TestSuite_hotplug.py
> +++ b/tests/TestSuite_hotplug.py
> @@ -40,6 +40,7 @@ import re
>  import utils
>  from test_case import TestCase
>  from packet import Packet
> +import os
> 
>  class TestPortHotPlug(TestCase):
>      """
> @@ -144,6 +145,52 @@ class TestPortHotPlug(TestCase):
>          self.verify(int(sum_packet) == 1, "Insufficient the received package")
>          self.dut.send_expect("quit","#",60)
> 
> +    def test_port_detach_attach_for_vhost_user_virtio_user(self):
> +        vdev = "eth_vhost0,iface=vhost-net,queues=1"
> +        iface = "vhost-net1"
> +        path = self.dut.base_dir + os.path.sep + iface
> +        path = path.replace("~", "/root")
> +        self.dut.send_expect("rm -rf %s" % iface, "# ")
> +        cores = self.dut.get_core_list("all")
> +        self.verify(len(cores) > 8, "insufficient cores for this case")
> +        eal_param = self.dut.create_eal_parameters(no_pci=True,
> cores=cores[1:5], vdevs=[vdev], prefix="vhost")
> +        testpmd_cmd = "./%s/app/testpmd " % self.target + eal_param + ' -- -i'
> +        self.dut.send_expect(testpmd_cmd, "testpmd>", timeout=60)
> +        self.dut.send_expect("port stop 0", "testpmd>")
> +        self.dut.send_expect("port detach 0", "Device is detached")
> +        stats = self.dut.send_expect("ls %s" % path, "#", timeout=3,
> +                                   alt_session=True, verify=True)
> +        self.verify(stats==2, 'port detach failed')
> +        time.sleep(1)
> +        self.dut.send_expect("port attach eth_vhost1,iface=%s,queues=1" %
> iface, "Port 0 is attached.")
> +        self.dut.send_expect("port start 0", "testpmd>")
> +        out = self.dut.send_expect("ls %s" % path, "#", timeout=3,
> +                                   alt_session=True, verify=True)
> +        self.verify(iface in out , 'port attach failed')
> +
> +        self.session2 = self.dut.create_session(name="virtio_user")
> +        eal_param = self.dut.create_eal_parameters(no_pci=True,
> fixed_prefix="virtio1", cores=cores[5:9])
> +        testpmd_cmd2 = "%s/%s/app/testpmd " %
> (self.dut.base_dir,self.target) + eal_param + ' -- -i'
> +        self.session2.send_expect(testpmd_cmd2, "testpmd>", timeout=60)
> +        self.session2.send_expect("port attach
> net_virtio_user1,mac=00:01:02:03:04:05,path=%s,queues=1,packed_vq=1,m
> rg_rxbuf=1,in_order=0" % path, "testpmd")
> +        self.session2.send_expect("port start 0", "testpmd>", timeout=60)
> +        out = self.dut.send_expect("ls %s" % path, "#", timeout=3,
> +                                   alt_session=True, verify=True)
> +        self.verify(iface in out, 'port attach failed')
> +        self.dut.send_expect("start", "testpmd")
> +        self.session2.send_expect("start tx_first 32", "testpmd")
> +        out = self.session2.send_expect("show port stats 0", "testpmd")
> +        rx_pkts = int(re.search("RX-packets: (\d+)", out).group(1))
> +        tx_pkts = int(re.search("TX-packets: (\d+)", out).group(1))
> +        self.logger.info("rx packets: %d" % rx_pkts)
> +        self.logger.info("tx packets: %d" % tx_pkts)
> +        self.verify(rx_pkts != 0 and tx_pkts != 0, "not received packets or
> transport packets")
> +        self.session2.send_expect("show port stats 0", "testpmd", timeout=2)
> +        self.session2.send_expect("stop", "testpmd", timeout=2)
> +        self.session2.send_expect("quit", "#", timeout=2)
> +        self.dut.send_expect("stop", "testpmd", timeout=2)
> +        self.dut.send_expect("quit", "#", timeout=2)
> +        self.session2.close()
> 
>      def tear_down(self):
>          """
> --
> 1.8.3.1