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-rw-r--r--tests/unit/benchmark/scenarios/compute/cachestat_sample_output.txt5
-rw-r--r--tests/unit/benchmark/scenarios/compute/test_cachestat.py88
2 files changed, 93 insertions, 0 deletions
diff --git a/tests/unit/benchmark/scenarios/compute/cachestat_sample_output.txt b/tests/unit/benchmark/scenarios/compute/cachestat_sample_output.txt
new file mode 100644
index 000000000..e2c79a9b1
--- /dev/null
+++ b/tests/unit/benchmark/scenarios/compute/cachestat_sample_output.txt
@@ -0,0 +1,5 @@
+Counting cache functions... Output every 1 seconds.
+ HITS MISSES DIRTIES RATIO BUFFERS_MB CACHE_MB
+ 6462 0 29 100.0% 1157 66782
+
+Ending tracing...
diff --git a/tests/unit/benchmark/scenarios/compute/test_cachestat.py b/tests/unit/benchmark/scenarios/compute/test_cachestat.py
new file mode 100644
index 000000000..f5a6b5ff9
--- /dev/null
+++ b/tests/unit/benchmark/scenarios/compute/test_cachestat.py
@@ -0,0 +1,88 @@
+#!/usr/bin/env python
+
+##############################################################################
+# Copyright (c) 2016 Huawei Technologies Co.,Ltd 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.compute.cachestat.CACHEstat
+
+import mock
+import unittest
+import os
+
+from yardstick.benchmark.scenarios.compute import cachestat
+
+
+@mock.patch('yardstick.benchmark.scenarios.compute.cachestat.ssh')
+class CACHEstatTestCase(unittest.TestCase):
+
+ def setUp(self):
+ self.ctx = {
+ 'host': {
+ 'ip': '172.16.0.137',
+ 'user': 'root',
+ 'key_filename': "mykey.key"
+ }
+ }
+
+ self.result = {}
+
+ def test_cachestat_successful_setup(self, mock_ssh):
+ c = cachestat.CACHEstat({}, self.ctx)
+ mock_ssh.SSH().execute.return_value = (0, '', '')
+
+ c.setup()
+ self.assertIsNotNone(c.client)
+ self.assertTrue(c.setup_done)
+
+ def test_execute_command_success(self, mock_ssh):
+ c = cachestat.CACHEstat({}, self.ctx)
+ mock_ssh.SSH().execute.return_value = (0, '', '')
+ c.setup()
+
+ expected_result = 'abcdefg'
+ mock_ssh.SSH().execute.return_value = (0, expected_result, '')
+ result = c._execute_command("foo")
+ self.assertEqual(result, expected_result)
+
+ def test_execute_command_failed(self, mock_ssh):
+ c = cachestat.CACHEstat({}, self.ctx)
+ mock_ssh.SSH().execute.return_value = (0, '', '')
+ c.setup()
+
+ mock_ssh.SSH().execute.return_value = (127, '', 'Failed executing \
+ command')
+ self.assertRaises(RuntimeError, c._execute_command,
+ "cat /proc/meminfo")
+
+ def test_get_cache_usage_successful(self, mock_ssh):
+ options = {
+ "interval": 1,
+ }
+ args = {"options": options}
+ c = cachestat.CACHEstat(args, self.ctx)
+ mock_ssh.SSH().execute.return_value = (0, '', '')
+ c.setup()
+
+ output = self._read_file("cachestat_sample_output.txt")
+ mock_ssh.SSH().execute.return_value = (0, output, '')
+ result = c._get_cache_usage()
+ expected_result = {"cachestat": {"cache0": {"HITS": "6462",\
+ "DIRTIES": "29", "RATIO": "100.0%", "MISSES": "0", "BUFFERS_MB": "1157",\
+ "CACHE_MB": "66782"}}, "average": {"HITS": 6462, "DIRTIES": 29, "RATIO": "100.0%",\
+ "MISSES": 0, "BUFFERS_MB":1157, "CACHE_MB": 66782}, "max": {"HITS": 6462,\
+ "DIRTIES": 29, "RATIO": 100.0, "MISSES": 0, "BUFFERS_MB": 1157, "CACHE_MB": 66782}}
+
+ self.assertEqual(result, expected_result)
+
+ def _read_file(self, filename):
+ curr_path = os.path.dirname(os.path.abspath(__file__))
+ output = os.path.join(curr_path, filename)
+ with open(output) as f:
+ sample_output = f.read()
+ return sample_output