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-rw-r--r--test/test_ip4.py74
1 files changed, 74 insertions, 0 deletions
diff --git a/test/test_ip4.py b/test/test_ip4.py
index 933958911fe..a6920f8dba5 100644
--- a/test/test_ip4.py
+++ b/test/test_ip4.py
@@ -210,6 +210,80 @@ class TestIPv4(VppTestCase):
self.verify_capture(i, pkts)
+class TestIPV4IfAddrRoute(VppTestCase):
+ """ IPv4 Interface Addr Route Test Case """
+
+ @classmethod
+ def setUpClass(cls):
+ super(TestIPV4IfAddrRoute, cls).setUpClass()
+
+ @classmethod
+ def tearDownClass(cls):
+ super(TestIPV4IfAddrRoute, cls).tearDownClass()
+
+ def setUp(self):
+ super(TestIPV4IfAddrRoute, self).setUp()
+
+ # create 1 pg interface
+ self.create_pg_interfaces(range(1))
+
+ for i in self.pg_interfaces:
+ i.admin_up()
+ i.config_ip4()
+ i.resolve_arp()
+
+ def tearDown(self):
+ super(TestIPV4IfAddrRoute, self).tearDown()
+ for i in self.pg_interfaces:
+ i.unconfig_ip4()
+ i.admin_down()
+
+ def test_ipv4_ifaddr_route(self):
+ """ IPv4 Interface Address Route test
+
+ Test scenario:
+
+ - Create loopback
+ - Configure IPv4 address on loopback
+ - Verify that address is not in the FIB
+ - Bring loopback up
+ - Verify that address is in the FIB now
+ - Bring loopback down
+ - Verify that address is not in the FIB anymore
+ - Bring loopback up
+ - Configure IPv4 address on loopback
+ - Verify that address is in the FIB now
+ """
+
+ # create a loopback and configure IPv4
+ loopbacks = self.create_loopback_interfaces(1)
+ lo_if = self.lo_interfaces[0]
+
+ lo_if.local_ip4_prefix_len = 32
+ lo_if.config_ip4()
+
+ # The intf was down when addr was added -> entry not in FIB
+ fib4_dump = self.vapi.ip_route_dump(0)
+ self.assertFalse(lo_if.is_ip4_entry_in_fib_dump(fib4_dump))
+
+ # When intf is brought up, entry is added
+ lo_if.admin_up()
+ fib4_dump = self.vapi.ip_route_dump(0)
+ self.assertTrue(lo_if.is_ip4_entry_in_fib_dump(fib4_dump))
+
+ # When intf is brought down, entry is removed
+ lo_if.admin_down()
+ fib4_dump = self.vapi.ip_route_dump(0)
+ self.assertFalse(lo_if.is_ip4_entry_in_fib_dump(fib4_dump))
+
+ # Remove addr, bring up interface, re-add -> entry in FIB
+ lo_if.unconfig_ip4()
+ lo_if.admin_up()
+ lo_if.config_ip4()
+ fib4_dump = self.vapi.ip_route_dump(0)
+ self.assertTrue(lo_if.is_ip4_entry_in_fib_dump(fib4_dump))
+
+
class TestICMPEcho(VppTestCase):
""" ICMP Echo Test Case """