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authorKristian Hunt <kristian.hunt@gmail.com>2015-07-27 10:40:29 +0200
committerKristian Hunt <kristian.hunt@gmail.com>2015-07-27 11:12:10 +0200
commitc8933fee933766f21af342f31554728d2637241d (patch)
treeffd25e6a2a1a5946606cd71292effba1132802ce /tests
parentab4371757c7223d59dddc7bece1d3afa4dc3814b (diff)
Add unit test for pktgen
Sample output from pktgen_benchmark.bash is read from a string. Running of unittest from run_test.sh is NOT enabled. JIRA:- Change-Id: I51391df0726ed9e7486775d2cdd5583b305ea8e0 Signed-off-by: Kristian Hunt <kristian.hunt@gmail.com>
Diffstat (limited to 'tests')
-rw-r--r--tests/unit/benchmark/scenarios/networking/test_pktgen.py195
1 files changed, 195 insertions, 0 deletions
diff --git a/tests/unit/benchmark/scenarios/networking/test_pktgen.py b/tests/unit/benchmark/scenarios/networking/test_pktgen.py
new file mode 100644
index 000000000..a20382cb7
--- /dev/null
+++ b/tests/unit/benchmark/scenarios/networking/test_pktgen.py
@@ -0,0 +1,195 @@
+#!/usr/bin/env python
+
+##############################################################################
+# Copyright (c) 2015 Ericsson AB and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+
+# Unittest for yardstick.benchmark.scenarios.networking.pktgen.Pktgen
+
+import mock
+import unittest
+import json
+
+from yardstick.benchmark.scenarios.networking import pktgen
+
+
+@mock.patch('yardstick.benchmark.scenarios.networking.pktgen.ssh')
+class PktgenTestCase(unittest.TestCase):
+
+ def setUp(self):
+ self.ctx = {
+ 'host': '172.16.0.137',
+ 'target': '172.16.0.138',
+ 'user': 'cirros',
+ 'key_filename': "mykey.key"
+ }
+
+ def test_pktgen_successful_setup(self, mock_ssh):
+
+ p = pktgen.Pktgen(self.ctx)
+ args = {
+ 'options': {'packetsize': 60},
+ 'ipaddr': '172.16.0.139'
+ }
+ p.setup()
+
+ mock_ssh.SSH().execute.return_value = (0, '', '')
+ self.assertIsNotNone(p.server)
+ self.assertIsNotNone(p.client)
+ self.assertEqual(p.setup_done, True)
+
+ def test_pktgen_successful_iptables_setup(self, mock_ssh):
+
+ p = pktgen.Pktgen(self.ctx)
+ args = {
+ 'options': {'packetsize': 60, 'number_of_ports': 10},
+ 'ipaddr': '172.16.0.139'
+ }
+ p.server = mock_ssh.SSH()
+ p.number_of_ports = args['options']['number_of_ports']
+
+ mock_ssh.SSH().execute.return_value = (0, '', '')
+
+ p._iptables_setup()
+
+ mock_ssh.SSH().execute.assert_called_with(
+ "sudo iptables -F; "
+ "sudo iptables -A INPUT -p udp --dport 1000:%s -j DROP"
+ % 1010)
+
+ def test_pktgen_unsuccessful_iptables_setup(self, mock_ssh):
+
+ p = pktgen.Pktgen(self.ctx)
+ args = {
+ 'options': {'packetsize': 60, 'number_of_ports': 10},
+ 'ipaddr': '172.16.0.139'
+ }
+ p.server = mock_ssh.SSH()
+ p.number_of_ports = args['options']['number_of_ports']
+
+ mock_ssh.SSH().execute.return_value = (1, '', 'FOOBAR')
+ self.assertRaises(RuntimeError, p._iptables_setup)
+
+ def test_pktgen_successful_iptables_get_result(self, mock_ssh):
+
+ p = pktgen.Pktgen(self.ctx)
+ args = {
+ 'options': {'packetsize': 60, 'number_of_ports': 10},
+ 'ipaddr': '172.16.0.139'
+ }
+ p.server = mock_ssh.SSH()
+ p.number_of_ports = args['options']['number_of_ports']
+
+ mock_ssh.SSH().execute.return_value = (0, '150000', '')
+ p._iptables_get_result()
+
+ mock_ssh.SSH().execute.assert_called_with(
+ "sudo iptables -L INPUT -vnx |"
+ "awk '/dpts:1000:%s/ {{printf \"%%s\", $1}}'"
+ % 1010)
+
+ def test_pktgen_unsuccessful_iptables_get_result(self, mock_ssh):
+
+ p = pktgen.Pktgen(self.ctx)
+ args = {
+ 'options': {'packetsize': 60, 'number_of_ports': 10},
+ 'ipaddr': '172.16.0.139'
+ }
+ p.server = mock_ssh.SSH()
+ p.number_of_ports = args['options']['number_of_ports']
+
+ mock_ssh.SSH().execute.return_value = (1, '', 'FOOBAR')
+ self.assertRaises(RuntimeError, p._iptables_get_result)
+
+ def test_pktgen_successful_no_sla(self, mock_ssh):
+
+ p = pktgen.Pktgen(self.ctx)
+ args = {
+ 'options': {'packetsize': 60, 'number_of_ports': 10},
+ 'ipaddr': '172.16.0.139'
+ }
+ p.server = mock_ssh.SSH()
+ p.client = mock_ssh.SSH()
+
+ mock_iptables_result = mock.Mock()
+ mock_iptables_result.return_value = 149300
+ p._iptables_get_result = mock_iptables_result
+
+ sample_output = '{"packets_per_second": 9753, "errors": 0, \
+ "packets_sent": 149776, "flows": 110}'
+ mock_ssh.SSH().execute.return_value = (0, sample_output, '')
+
+ result = p.run(args)
+ expected_result = json.loads(sample_output)
+ expected_result["packets_received"] = 149300
+ self.assertEqual(result, expected_result)
+
+ def test_pktgen_successful_sla(self, mock_ssh):
+
+ p = pktgen.Pktgen(self.ctx)
+ args = {
+ 'options': {'packetsize': 60, 'number_of_ports': 10},
+ 'ipaddr': '172.16.0.139',
+ 'sla': {'max_ppm': 10000}
+ }
+ p.server = mock_ssh.SSH()
+ p.client = mock_ssh.SSH()
+
+ mock_iptables_result = mock.Mock()
+ mock_iptables_result.return_value = 149300
+ p._iptables_get_result = mock_iptables_result
+
+ sample_output = '{"packets_per_second": 9753, "errors": 0, \
+ "packets_sent": 149776, "flows": 110}'
+ mock_ssh.SSH().execute.return_value = (0, sample_output, '')
+
+ result = p.run(args)
+ expected_result = json.loads(sample_output)
+ expected_result["packets_received"] = 149300
+ self.assertEqual(result, expected_result)
+
+ def test_pktgen_unsuccessful_sla(self, mock_ssh):
+
+ p = pktgen.Pktgen(self.ctx)
+ args = {
+ 'options': {'packetsize': 60, 'number_of_ports': 10},
+ 'ipaddr': '172.16.0.139',
+ 'sla': {'max_ppm': 1000}
+ }
+ p.server = mock_ssh.SSH()
+ p.client = mock_ssh.SSH()
+
+ mock_iptables_result = mock.Mock()
+ mock_iptables_result.return_value = 149300
+ p._iptables_get_result = mock_iptables_result
+
+ sample_output = '{"packets_per_second": 9753, "errors": 0, \
+ "packets_sent": 149776, "flows": 110}'
+ mock_ssh.SSH().execute.return_value = (0, sample_output, '')
+ self.assertRaises(AssertionError, p.run, args)
+
+ def test_pktgen_unsuccessful_script_error(self, mock_ssh):
+
+ p = pktgen.Pktgen(self.ctx)
+ args = {
+ 'options': {'packetsize': 60, 'number_of_ports': 10},
+ 'ipaddr': '172.16.0.139',
+ 'sla': {'max_ppm': 1000}
+ }
+ p.server = mock_ssh.SSH()
+ p.client = mock_ssh.SSH()
+
+ mock_ssh.SSH().execute.return_value = (1, '', 'FOOBAR')
+ self.assertRaises(RuntimeError, p.run, args)
+
+
+def main():
+ unittest.main()
+
+if __name__ == '__main__':
+ main()