Tested-by: Li, WenjieX A <wenjiex.a.li@intel.com>

> -----Original Message-----
> From: Li, WenjieX A
> Sent: Tuesday, November 12, 2019 1:19 AM
> To: dts@dpdk.org
> Cc: Li, WenjieX A <wenjiex.a.li@intel.com>
> Subject: [dts][PATCH V1] tests: optimize three suites
> 
> ensure the DUT port is up before the tester send packets in below suites:
>   tests/TestSuite_metering_and_policing.py
>   tests/TestSuite_short_live.py
>   tests/TestSuite_tx_preparation.py
> 
> Signed-off-by: Wenjie Li <wenjiex.a.li@intel.com>
> ---
>  tests/TestSuite_metering_and_policing.py |  8 ++++++--
>  tests/TestSuite_short_live.py            | 12 ++++++++++++
>  tests/TestSuite_tx_preparation.py        |  5 +++++
>  3 files changed, 23 insertions(+), 2 deletions(-)
> 
> diff --git a/tests/TestSuite_metering_and_policing.py
> b/tests/TestSuite_metering_and_policing.py
> index 77da805..ef8c419 100644
> --- a/tests/TestSuite_metering_and_policing.py
> +++ b/tests/TestSuite_metering_and_policing.py
> @@ -42,7 +42,7 @@ from test_case import TestCase  from plotting import
> Plotting  from settings import HEADER_SIZE  from dut import Dut
> -
> +from pmd_output import PmdOutput
> 
>  class TestMeteringAndPolicing(TestCase):
>      scapyCmds = []
> @@ -244,7 +244,11 @@ class TestMeteringAndPolicing(TestCase):
>          """
>          Send packet and check the stats. If expect_port == -1, the packet should be
> dropped.
>          """
> -        time.sleep(3)
> +        # check the ports are UP before sending packets
> +        self.pmd_out = PmdOutput(self.dut)
> +        res = self.pmd_out.wait_link_status_up('all', 15)
> +        self.verify(res is True, 'there have port link is down')
> +
>          rx_before = []
>          tx_before = []
>          for i in range(0, len(self.dut_ports)):
> diff --git a/tests/TestSuite_short_live.py b/tests/TestSuite_short_live.py index
> 4e1ee15..dfccbd8 100644
> --- a/tests/TestSuite_short_live.py
> +++ b/tests/TestSuite_short_live.py
> @@ -141,6 +141,12 @@ class TestShortLiveApp(TestCase):
>          self.dut.send_expect("set fwd mac", "testpmd>")
>          self.dut.send_expect("set promisc all off", "testpmd>")
>          self.dut.send_expect("start", "testpmd>")
> +
> +        # check the ports are UP before sending packets
> +        self.pmd_out = PmdOutput(self.dut)
> +        res = self.pmd_out.wait_link_status_up('all', 15)
> +        self.verify(res is True, 'there have port link is down')
> +
>          self.check_forwarding([0, 1], self.nic)
> 
>      def test_start_up_time(self):
> @@ -166,6 +172,12 @@ class TestShortLiveApp(TestCase):
>              self.dut.send_expect("set fwd mac", "testpmd>")
>              self.dut.send_expect("set promisc all off", "testpmd>")
>              self.dut.send_expect("start", "testpmd>")
> +
> +            # check the ports are UP before sending packets
> +            self.pmd_out = PmdOutput(self.dut)
> +            res = self.pmd_out.wait_link_status_up('all', 15)
> +            self.verify(res is True, 'there have port link is down')
> +
>              self.check_forwarding([0, 1], self.nic)
> 
>              # kill with different Signal diff --git a/tests/TestSuite_tx_preparation.py
> b/tests/TestSuite_tx_preparation.py
> index 366a547..90ab7b6 100644
> --- a/tests/TestSuite_tx_preparation.py
> +++ b/tests/TestSuite_tx_preparation.py
> @@ -116,6 +116,11 @@ class TestTX_preparation(TestCase):
>          """
>          Send packet to portid and output
>          """
> +        # check the ports are UP before sending packets
> +        self.pmd_out = PmdOutput(self.dut)
> +        res = self.pmd_out.wait_link_status_up('all', 15)
> +        self.verify(res is True, 'there have port link is down')
> +
>          LrgLength = random.randint(Normal_mtu, Max_mtu-100)
>          pkts = {'IPv4/cksum TCP': 'Ether(dst="%s")/IP()/TCP(flags=0x10)\
>                      /Raw(RandString(50))' % self.dmac,
> --
> 2.17.1