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-rw-r--r--test/test_offload.py74
1 files changed, 74 insertions, 0 deletions
diff --git a/test/test_offload.py b/test/test_offload.py
new file mode 100644
index 00000000000..8b045bfe131
--- /dev/null
+++ b/test/test_offload.py
@@ -0,0 +1,74 @@
+#!/usr/bin/env python3
+
+import unittest
+
+from framework import VppTestCase, VppTestRunner, running_gcov_tests
+from vpp_ip_route import VppIpTable, VppIpRoute, VppRoutePath
+
+
+class TestOffload(VppTestCase):
+ """ Offload Unit Test Cases """
+
+ @classmethod
+ def setUpClass(cls):
+ super(TestOffload, cls).setUpClass()
+
+ @classmethod
+ def tearDownClass(cls):
+ super(TestOffload, cls).tearDownClass()
+
+ def setUp(self):
+ super(TestOffload, self).setUp()
+
+ def tearDown(self):
+ super(TestOffload, self).tearDown()
+
+ def test_offload_unittest(self):
+ """ Checksum Offload Test """
+ cmds = ["loop create",
+ "set int ip address loop0 11.22.33.1/24",
+ "set int state loop0 up",
+ "loop create",
+ "set int ip address loop1 11.22.34.1/24",
+ "set int state loop1 up",
+ "set ip neighbor loop1 11.22.34.44 03:00:11:22:34:44",
+ "packet-generator new {\n"
+ " name s0\n"
+ " limit 100\n"
+ " size 128-128\n"
+ " interface loop0\n"
+ " tx-interface loop1\n"
+ " node loop1-output\n"
+ " buffer-flags ip4 offload-ip-cksum offload-udp-cksum\n"
+ " data {\n"
+ " IP4: 1.2.3 -> dead.0000.0001\n"
+ " UDP: 11.22.33.44 -> 11.22.34.44\n"
+ " ttl 2 checksum 13\n"
+ " UDP: 1234 -> 2345\n"
+ " checksum 11\n"
+ " incrementing 114\n"
+ " }\n"
+ "}",
+ "trace add pg-input 1",
+ "pa en",
+ "show error"]
+
+ for cmd in cmds:
+ r = self.vapi.cli_return_response(cmd)
+ if r.retval != 0:
+ if hasattr(r, 'reply'):
+ self.logger.info(cmd + " FAIL reply " + r.reply)
+ else:
+ self.logger.info(cmd + " FAIL retval " + str(r.retval))
+
+ r = self.vapi.cli_return_response("show trace")
+ self.assertTrue(r.retval == 0)
+ self.assertTrue(hasattr(r, 'reply'))
+ rv = r.reply
+ look_here = rv.find('ethernet-input')
+ self.assertFalse(look_here == -1)
+ bad_checksum_index = rv[look_here:].find('should be')
+ self.assertTrue(bad_checksum_index == -1)
+
+if __name__ == '__main__':
+ unittest.main(testRunner=VppTestRunner)