Merge lp:~aacid/ubuntu-performance-tests/idlecputime into lp:ubuntu-performance-tests

[Albert Astals Cid]

Add a test that captures cpu time used when idle

Will help us find out regressions like bug #1588873

=== added directory 'kpi/idlecputime'
=== added file 'kpi/idlecputime/__init__.py'
--- kpi/idlecputime/__init__.py	1970-01-01 00:00:00 +0000
+++ kpi/idlecputime/__init__.py	2016-06-16 12:36:58 +0000
@@ -0,0 +1,19 @@
+# -*- Mode: Python; coding: utf-8; indent-tabs-mode: nil; tab-width: 4 -*-
+
+#
+# Ubuntu System Tests
+# Copyright (C) 2016 Canonical
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
 
=== added file 'kpi/idlecputime/runner.py'
--- kpi/idlecputime/runner.py	1970-01-01 00:00:00 +0000
+++ kpi/idlecputime/runner.py	2016-06-16 12:36:58 +0000
@@ -0,0 +1,82 @@
+# -*- Mode: Python; coding: utf-8; indent-tabs-mode: nil; tab-width: 4 -*-
+
+#
+# Ubuntu System Tests
+# Copyright (C) 2016 Canonical
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+from argparse import ArgumentParser
+import datetime
+import logging
+import os
+import sys
+import time
+
+from utils import executor
+
+logger = logging.getLogger(__name__)
+
+def setup(args):
+    try:
+        if args.serial:
+            executor.set_serial(args.serial)
+        executor.set_password(args.password)
+        executor.log_global_info()
+    except Exception as e:
+        logger.error('Error during device setup: {}'.format(e))
+        sys.exit(1)
+
+
+def prepare_device():
+    try:
+        executor.reboot_device()
+        executor.wait_for_device()
+    except Exception as e:
+        logger.error('Error preparing the device: {}'.format(e))
+        sys.exit(1)
+
+
+def parse(remaining_argv):
+    args_parser = ArgumentParser("Parse times from kpi")
+    args_parser.add_argument('-i', '--iterations', default=5,
+                             type=int, help='Number of iterations')
+    return args_parser.parse_args(args=remaining_argv)
+
+
+def log_ps_time(process_name):
+    timestr = executor.execute_remote_command("ps -p \`pidof {}\` -o bsdtime | sed 1d".format(process_name)).strip()
+    x = time.strptime(timestr,'%M:%S')
+    seconds = datetime.timedelta(hours=x.tm_hour,minutes=x.tm_min,seconds=x.tm_sec).total_seconds()
+    executor.log_time_info(executor.build_time_info(seconds, "cpuidletime", "seconds", process_name))
+
+
+def run_test():
+    # idle for three minutes
+    time.sleep(180)
+
+    # Get the cpu time
+    log_ps_time("unity8")
+    log_ps_time("unity8-dash")
+
+def main(global_args, remaining_argv):
+    local_args = parse(remaining_argv)
+
+    setup(global_args)
+    prepare_device()
+
+    for x in range(local_args.iterations):
+        run_test()
+        prepare_device()