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tests: refactor. Replace literal constant w/ named constant.

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* change literal packet count vlaues from 65 to a named constant of 67.
  (This value was recommended to exercise single, dual, and quad loops)

Change-Id: Ieb1738dddacb8b6ea7fa25883032ac01a98399e1
Signed-off-by: Paul Vinciguerra <pvinci@vinciconsulting.com>
This commit is contained in:
Paul Vinciguerra
2019-05-14 13:25:49 -04:00
parent ba65ca496a
commit 4271c97191
14 changed files with 257 additions and 216 deletions
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48
test/test_l2_flood.py
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@ -11,6 +11,8 @@ from scapy.packet import Raw
from scapy.layers.l2 import Ether
from scapy.layers.inet import IP, UDP
NUM_PKTS = 67
class TestL2Flood(VppTestCase):
""" L2-flood """
@ -85,25 +87,25 @@ class TestL2Flood(VppTestCase):
# this is in SHG=0 so its flooded to all, expect the pg0 since that's
# the ingress link
#
self.pg0.add_stream(p*65)
self.pg0.add_stream(p*NUM_PKTS)
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
for i in self.pg_interfaces[1:12]:
rx0 = i.get_capture(65, timeout=1)
rx0 = i.get_capture(NUM_PKTS, timeout=1)
#
# input on pg4 (SHG=1) expect copies on pg0->3 (SHG=0)
# and pg8->11 (SHG=2)
#
self.pg4.add_stream(p*65)
self.pg4.add_stream(p*NUM_PKTS)
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
for i in self.pg_interfaces[:4]:
rx0 = i.get_capture(65, timeout=1)
rx0 = i.get_capture(NUM_PKTS, timeout=1)
for i in self.pg_interfaces[8:12]:
rx0 = i.get_capture(65, timeout=1)
rx0 = i.get_capture(NUM_PKTS, timeout=1)
for i in self.pg_interfaces[4:8]:
i.assert_nothing_captured(remark="Different SH group")
@ -122,25 +124,25 @@ class TestL2Flood(VppTestCase):
# this is in SHG=0 so its flooded to all, expect the pg0 since that's
# the ingress link
#
self.pg0.add_stream(p*65)
self.pg0.add_stream(p*NUM_PKTS)
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
for i in self.pg_interfaces[1:]:
rx0 = i.get_capture(65, timeout=1)
rx0 = i.get_capture(NUM_PKTS, timeout=1)
#
# input on pg4 (SHG=1) expect copies on pg0->3 (SHG=0)
# and pg8->12 (SHG=2)
#
self.pg4.add_stream(p*65)
self.pg4.add_stream(p*NUM_PKTS)
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
for i in self.pg_interfaces[:4]:
rx0 = i.get_capture(65, timeout=1)
rx0 = i.get_capture(NUM_PKTS, timeout=1)
for i in self.pg_interfaces[8:13]:
rx0 = i.get_capture(65, timeout=1)
rx0 = i.get_capture(NUM_PKTS, timeout=1)
for i in self.pg_interfaces[4:8]:
i.assert_nothing_captured(remark="Different SH group")
@ -183,7 +185,7 @@ class TestL2Flood(VppTestCase):
#
# input on pg0 expect copies on pg1
#
self.send_and_expect(self.pg0, p*65, self.pg1)
self.send_and_expect(self.pg0, p*NUM_PKTS, self.pg1)
#
# cleanup
@ -225,19 +227,19 @@ class TestL2Flood(VppTestCase):
#
# input on pg0, expected copies on pg1->4
#
self.pg0.add_stream(p_uu*65)
self.pg0.add_stream(p_uu*NUM_PKTS)
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
for i in self.pg_interfaces[1:4]:
rx0 = i.get_capture(65, timeout=1)
rx0 = i.get_capture(NUM_PKTS, timeout=1)
self.pg0.add_stream(p_bm*65)
self.pg0.add_stream(p_bm*NUM_PKTS)
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
for i in self.pg_interfaces[1:4]:
rx0 = i.get_capture(65, timeout=1)
rx0 = i.get_capture(NUM_PKTS, timeout=1)
#
# use pg8 as the uu-fwd interface
@ -249,21 +251,21 @@ class TestL2Flood(VppTestCase):
#
# expect the UU packet on the uu-fwd interface and not be flooded
#
self.pg0.add_stream(p_uu*65)
self.pg0.add_stream(p_uu*NUM_PKTS)
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
rx0 = self.pg8.get_capture(65, timeout=1)
rx0 = self.pg8.get_capture(NUM_PKTS, timeout=1)
for i in self.pg_interfaces[0:4]:
i.assert_nothing_captured(remark="UU not flooded")
self.pg0.add_stream(p_bm*65)
self.pg0.add_stream(p_bm*NUM_PKTS)
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
for i in self.pg_interfaces[1:4]:
rx0 = i.get_capture(65, timeout=1)
rx0 = i.get_capture(NUM_PKTS, timeout=1)
#
# remove the uu-fwd interface and expect UU to be flooded again
@ -272,12 +274,12 @@ class TestL2Flood(VppTestCase):
rx_sw_if_index=self.pg8.sw_if_index, bd_id=1, shg=0,
port_type=L2_PORT_TYPE.UU_FWD, enable=0)
self.pg0.add_stream(p_uu*65)
self.pg0.add_stream(p_uu*NUM_PKTS)
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
for i in self.pg_interfaces[1:4]:
rx0 = i.get_capture(65, timeout=1)
rx0 = i.get_capture(NUM_PKTS, timeout=1)
#
# change the BD config to not support UU-flood
@ -294,11 +296,11 @@ class TestL2Flood(VppTestCase):
port_type=L2_PORT_TYPE.UU_FWD)
self.logger.info(self.vapi.cli("sh bridge 1 detail"))
self.pg0.add_stream(p_uu*65)
self.pg0.add_stream(p_uu*NUM_PKTS)
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
rx0 = self.pg8.get_capture(65, timeout=1)
rx0 = self.pg8.get_capture(NUM_PKTS, timeout=1)
for i in self.pg_interfaces[0:4]:
i.assert_nothing_captured(remark="UU not flooded")