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-rw-r--r--test/test_l2xc.py59
1 files changed, 35 insertions, 24 deletions
diff --git a/test/test_l2xc.py b/test/test_l2xc.py
index bc653f0b4fb..eba349a2a0f 100644
--- a/test/test_l2xc.py
+++ b/test/test_l2xc.py
@@ -12,7 +12,7 @@ from util import Host, ppp
class TestL2xc(VppTestCase):
- """ L2XC Test Case """
+ """L2XC Test Case"""
@classmethod
def setUpClass(cls):
@@ -52,15 +52,19 @@ class TestL2xc(VppTestCase):
# Create bi-directional cross-connects between pg0 and pg1
cls.vapi.sw_interface_set_l2_xconnect(
- cls.pg0.sw_if_index, cls.pg1.sw_if_index, enable=1)
+ cls.pg0.sw_if_index, cls.pg1.sw_if_index, enable=1
+ )
cls.vapi.sw_interface_set_l2_xconnect(
- cls.pg1.sw_if_index, cls.pg0.sw_if_index, enable=1)
+ cls.pg1.sw_if_index, cls.pg0.sw_if_index, enable=1
+ )
# Create bi-directional cross-connects between pg2 and pg3
cls.vapi.sw_interface_set_l2_xconnect(
- cls.pg2.sw_if_index, cls.pg3.sw_if_index, enable=1)
+ cls.pg2.sw_if_index, cls.pg3.sw_if_index, enable=1
+ )
cls.vapi.sw_interface_set_l2_xconnect(
- cls.pg3.sw_if_index, cls.pg2.sw_if_index, enable=1)
+ cls.pg3.sw_if_index, cls.pg2.sw_if_index, enable=1
+ )
# mapping between packet-generator index and lists of test hosts
cls.hosts_by_pg_idx = dict()
@@ -108,7 +112,8 @@ class TestL2xc(VppTestCase):
for j in range(0, count):
host = Host(
"00:00:00:ff:%02x:%02x" % (pg_if.sw_if_index, j),
- "172.17.1%02x.%u" % (pg_if.sw_if_index, j))
+ "172.17.1%02x.%u" % (pg_if.sw_if_index, j),
+ )
hosts.append(host)
def create_stream(self, src_if, packet_sizes, packets_per_burst):
@@ -127,10 +132,12 @@ class TestL2xc(VppTestCase):
src_host = random.choice(self.hosts_by_pg_idx[src_if.sw_if_index])
pkt_info = self.create_packet_info(src_if, dst_if)
payload = self.info_to_payload(pkt_info)
- p = (Ether(dst=dst_host.mac, src=src_host.mac) /
- IP(src=src_host.ip4, dst=dst_host.ip4) /
- UDP(sport=1234, dport=1234) /
- Raw(payload))
+ p = (
+ Ether(dst=dst_host.mac, src=src_host.mac)
+ / IP(src=src_host.ip4, dst=dst_host.ip4)
+ / UDP(sport=1234, dport=1234)
+ / Raw(payload)
+ )
pkt_info.data = p.copy()
size = random.choice(packet_sizes)
self.extend_packet(p, size)
@@ -155,11 +162,13 @@ class TestL2xc(VppTestCase):
payload_info = self.payload_to_info(packet[Raw])
packet_index = payload_info.index
self.assertEqual(payload_info.dst, dst_sw_if_index)
- self.logger.debug("Got packet on port %s: src=%u (id=%u)" %
- (pg_if.name, payload_info.src, packet_index))
+ self.logger.debug(
+ "Got packet on port %s: src=%u (id=%u)"
+ % (pg_if.name, payload_info.src, packet_index)
+ )
next_info = self.get_next_packet_info_for_interface2(
- payload_info.src, dst_sw_if_index,
- last_info[payload_info.src])
+ payload_info.src, dst_sw_if_index, last_info[payload_info.src]
+ )
last_info[payload_info.src] = next_info
self.assertTrue(next_info is not None)
self.assertEqual(packet_index, next_info.index)
@@ -174,18 +183,20 @@ class TestL2xc(VppTestCase):
raise
for i in self.interfaces:
remaining_packet = self.get_next_packet_info_for_interface2(
- i, dst_sw_if_index, last_info[i.sw_if_index])
- self.assertTrue(remaining_packet is None,
- "Port %u: Packet expected from source %u didn't"
- " arrive" % (dst_sw_if_index, i.sw_if_index))
+ i, dst_sw_if_index, last_info[i.sw_if_index]
+ )
+ self.assertTrue(
+ remaining_packet is None,
+ "Port %u: Packet expected from source %u didn't"
+ " arrive" % (dst_sw_if_index, i.sw_if_index),
+ )
def run_l2xc_test(self, pkts_per_burst):
- """ L2XC test """
+ """L2XC test"""
# Create incoming packet streams for packet-generator interfaces
for i in self.interfaces:
- pkts = self.create_stream(i, self.pg_if_packet_sizes,
- pkts_per_burst)
+ pkts = self.create_stream(i, self.pg_if_packet_sizes, pkts_per_burst)
i.add_stream(pkts)
# Enable packet capturing and start packet sending
@@ -199,7 +210,7 @@ class TestL2xc(VppTestCase):
self.verify_capture(i, capture)
def test_l2xc_sl(self):
- """ L2XC single-loop test
+ """L2XC single-loop test
Test scenario:
1. config
@@ -213,7 +224,7 @@ class TestL2xc(VppTestCase):
self.run_l2xc_test(self.sl_pkts_per_burst)
def test_l2xc_dl(self):
- """ L2XC dual-loop test
+ """L2XC dual-loop test
Test scenario:
1. config
@@ -227,5 +238,5 @@ class TestL2xc(VppTestCase):
self.run_l2xc_test(self.dl_pkts_per_burst)
-if __name__ == '__main__':
+if __name__ == "__main__":
unittest.main(testRunner=VppTestRunner)