Add Cyclictest scenario and sample

Support measuring operating system's high resolution by using Cyclictest.

JIRA: YARDSTICK-122

Change-Id: I2e00ce117e263deaaf52cd2d663b845bd5b65432
Signed-off-by: QiLiang <liangqi1@huawei.com>

1 files changed, 161 insertions, 0 deletions

diff --git a/tests/unit/benchmark/scenarios/compute/test_cyclictest.py b/tests/unit/benchmark/scenarios/compute/test_cyclictest.py
new file mode 100644
index 000000000..3791b4a76
--- /dev/null
+++ b/tests/unit/benchmark/scenarios/compute/test_cyclictest.py
@@ -0,0 +1,161 @@
+#!/usr/bin/env python
+
+##############################################################################
+# Copyright (c) 2015 Huawei Technologies Co.,Ltd and other.
+#
+# 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.compute.cyclictest.Cyclictest
+
+import mock
+import unittest
+import json
+
+from yardstick.benchmark.scenarios.compute import cyclictest
+
+
+@mock.patch('yardstick.benchmark.scenarios.compute.cyclictest.ssh')
+class CyclictestTestCase(unittest.TestCase):
+
+    def setUp(self):
+        self.ctx = {
+            "host": "192.168.50.28",
+            "user": "root",
+            "key_filename": "mykey.key"
+        }
+
+    def test_cyclictest_successful_setup(self, mock_ssh):
+
+        c = cyclictest.Cyclictest(self.ctx)
+        c.setup()
+
+        mock_ssh.SSH().execute.return_value = (0, '', '')
+        self.assertIsNotNone(c.client)
+        self.assertEqual(c.setup_done, True)
+
+    def test_cyclictest_successful_no_sla(self, mock_ssh):
+
+        c = cyclictest.Cyclictest(self.ctx)
+        options = {
+            "affinity": 2,
+            "interval": 100,
+            "priority": 88,
+            "loops": 10000,
+            "threads": 2,
+            "histogram": 80
+        }
+        args = {
+            "options": options,
+        }
+        c.server = mock_ssh.SSH()
+
+        sample_output = '{"min": 100, "avg": 500, "max": 1000}'
+        mock_ssh.SSH().execute.return_value = (0, sample_output, '')
+
+        result = c.run(args)
+        expected_result = json.loads(sample_output)
+        self.assertEqual(result, expected_result)
+
+    def test_cyclictest_successful_sla(self, mock_ssh):
+
+        c = cyclictest.Cyclictest(self.ctx)
+        options = {
+            "affinity": 2,
+            "interval": 100,
+            "priority": 88,
+            "loops": 10000,
+            "threads": 2,
+            "histogram": 80
+        }
+        sla = {
+            "max_min_latency": 100,
+            "max_avg_latency": 500,
+            "max_max_latency": 1000,
+        }
+        args = {
+            "options": options,
+            "sla": sla
+        }
+        c.server = mock_ssh.SSH()
+
+        sample_output = '{"min": 100, "avg": 500, "max": 1000}'
+        mock_ssh.SSH().execute.return_value = (0, sample_output, '')
+
+        result = c.run(args)
+        expected_result = json.loads(sample_output)
+        self.assertEqual(result, expected_result)
+
+    def test_cyclictest_unsuccessful_sla_min_latency(self, mock_ssh):
+
+        c = cyclictest.Cyclictest(self.ctx)
+        args = {
+            "options": {},
+            "sla": {"max_min_latency": 10}
+        }
+        c.server = mock_ssh.SSH()
+        sample_output = '{"min": 100, "avg": 500, "max": 1000}'
+
+        mock_ssh.SSH().execute.return_value = (0, sample_output, '')
+        self.assertRaises(AssertionError, c.run, args)
+
+    def test_cyclictest_unsuccessful_sla_avg_latency(self, mock_ssh):
+
+        c = cyclictest.Cyclictest(self.ctx)
+        args = {
+            "options": {},
+            "sla": {"max_avg_latency": 10}
+        }
+        c.server = mock_ssh.SSH()
+        sample_output = '{"min": 100, "avg": 500, "max": 1000}'
+
+        mock_ssh.SSH().execute.return_value = (0, sample_output, '')
+        self.assertRaises(AssertionError, c.run, args)
+
+    def test_cyclictest_unsuccessful_sla_max_latency(self, mock_ssh):
+
+        c = cyclictest.Cyclictest(self.ctx)
+        args = {
+            "options": {},
+            "sla": {"max_max_latency": 10}
+        }
+        c.server = mock_ssh.SSH()
+        sample_output = '{"min": 100, "avg": 500, "max": 1000}'
+
+        mock_ssh.SSH().execute.return_value = (0, sample_output, '')
+        self.assertRaises(AssertionError, c.run, args)
+
+    def test_cyclictest_unsuccessful_script_error(self, mock_ssh):
+
+        c = cyclictest.Cyclictest(self.ctx)
+        options = {
+            "affinity": 2,
+            "interval": 100,
+            "priority": 88,
+            "loops": 10000,
+            "threads": 2,
+            "histogram": 80
+        }
+        sla = {
+            "max_min_latency": 100,
+            "max_avg_latency": 500,
+            "max_max_latency": 1000,
+        }
+        args = {
+            "options": options,
+            "sla": sla
+        }
+        c.server = mock_ssh.SSH()
+
+        mock_ssh.SSH().execute.return_value = (1, '', 'FOOBAR')
+        self.assertRaises(RuntimeError, c.run, args)
+
+
+def main():
+    unittest.main()
+
+if __name__ == '__main__':
+    main()