[dts] [PATCH V1] tests/userspace_ethtool Modify judgment conditions

[xiao,qimai]

From: zhuwenhui <wenhuix.zhu at intel.com>

Set the mtu to 2048. First "stop port_id", then "open port_id"
The second package pkt_size needs to be added HEADER_SIZE['eth']

Signed-off-by: zhuwenhui <wenhuix.zhu at intel.com>
---
 tests/TestSuite_userspace_ethtool.py | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/tests/TestSuite_userspace_ethtool.py b/tests/TestSuite_userspace_ethtool.py
index 4208e0f..060529e 100644
--- a/tests/TestSuite_userspace_ethtool.py
+++ b/tests/TestSuite_userspace_ethtool.py
@@ -556,16 +556,18 @@ class TestUserspaceEthtool(TestCase, IxiaPacketGenerator):
             self.tester.send_expect("ifconfig %s mtu 9000" % (intf), "# ")
             for mtu in mtus:
                 self.dut.send_expect("mtu %d %d" % (index, mtu), "EthApp>")
+                self.dut.send_expect("open %s" % index, "EthApp>")
                 ori_rx_pkts, _ = self.strip_portstats(index)
                 pkt_size = mtu + HEADER_SIZE['eth']
                 pkt = Packet(pkt_len=pkt_size)
                 pkt.send_pkt(tx_port=intf)
                 rx_pkts, _ = self.strip_portstats(index)
-                self.verify(rx_pkts == ori_rx_pkts, "Packet match mtu not forwarded as expected")
-                pkt = Packet(pkt_len=mtu + 1)
+                self.verify(rx_pkts == ori_rx_pkts + 1, "Packet match mtu not forwarded as expected")
+                pkt = Packet(pkt_len=mtu + 1 + HEADER_SIZE['eth']) 
                 pkt.send_pkt(tx_port=intf)
                 rx_pkts_over, _ = self.strip_portstats(index)
                 self.verify(rx_pkts == rx_pkts_over, "Packet over mtu should not be forwarded")
+                self.dut.send_expect("stop %s" % index, "EthApp>")
 
             self.tester.send_expect("ifconfig %s mtu %d" % (intf, ori_mtu), "# ")
 
-- 
2.17.2