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#!/usr/bin/env python
# Ubuntu CI Engine
# Copyright 2014 Canonical Ltd.
# This program is free software: you can redistribute it and/or modify it
# under the terms of the GNU Affero General Public License version 3, as
# published by the Free Software Foundation.
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranties of
# MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR
# PURPOSE. See the GNU Affero General Public License for more details.
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import os
import sys
import re
import subprocess
# test_name ... OK (0.1 secs)
pattern = re.compile('^(.*) \.\.\. .*\((.*) secs\)$')
def gen_timings(output):
'''Filter out the test names and timing data into tuples.'''
for line in output.split('\n'):
try:
test_name, seconds = re.match(pattern, line).groups()
except AttributeError:
continue
seconds = float(seconds)
yield test_name, seconds
def sort_timings(timings):
'''Sort the timings based on the second value in the tuple, the time in
seconds.'''
return sorted(timings, cmp=lambda x, y: cmp(x[1], y[1]))
def run_tests(args, test_command=['./run-tests']):
'''Call ./run-tests with any arguments passed to this program.
:return: stderr
'''
cmd = test_command + args
# Drop stderr. The text output from tests is not needed here.
with open('/dev/null', 'a') as devnull:
kwargs = {'stdout': subprocess.PIPE, 'stderr': devnull}
p = subprocess.Popen(cmd, **kwargs)
try:
return p.communicate()[0]
except KeyboardInterrupt:
# Clean up the subprocess when we've interrupted this script.
if p.pid:
# Terminate.
os.kill(p.pid, 15)
return None
def print_timings(timings):
for test_name, seconds in timings:
print '%s: %s' % (test_name, seconds)
def print_total_timing(timings):
total = sum([x[1] for x in timings])
output = 'Total test time: %.2f seconds' % total
print
print '-' * len(output)
print output
if __name__ == '__main__':
output = run_tests(sys.argv[1:])
if output is None:
sys.exit(0)
timings = gen_timings(output)
sorted_timings = sort_timings(timings)
print_timings(sorted_timings)
print_total_timing(sorted_timings)
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