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#!/usr/bin/env python
# Copyright (C) 2011 Google Inc. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following disclaimer
# in the documentation and/or other materials provided with the
# distribution.
# * Neither the name of Google Inc. nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
"""Run Inspector's perf tests in perf mode."""
import logging
import optparse
import re
import sys
from webkitpy.common import find_files
from webkitpy.common.host import Host
from webkitpy.layout_tests.port.driver import DriverInput
from webkitpy.layout_tests.views import printing
_log = logging.getLogger(__name__)
class PerfTestsRunner(object):
_perf_tests_base_dir = 'PerformanceTests'
_result_regex = re.compile('^RESULT .*$')
def __init__(self, perf_tests_dir, regular_output=sys.stderr, buildbot_output=sys.stdout, args=None):
self._perf_tests_dir = perf_tests_dir
self._buildbot_output = buildbot_output
self._options, self._args = self._parse_args(args)
self._host = Host()
self._host._initialize_scm()
self._port = self._host.port_factory.get(self._options.platform, self._options)
self._printer = printing.Printer(self._port, self._options, regular_output, buildbot_output, configure_logging=False)
self._webkit_base_dir_len = len(self._port.webkit_base())
def _parse_args(self, args=None):
print_options = printing.print_options()
perf_option_list = [
optparse.make_option('--debug', action='store_const', const='Debug', dest="configuration",
help='Set the configuration to Debug'),
optparse.make_option('--release', action='store_const', const='Release', dest="configuration",
help='Set the configuration to Release'),
optparse.make_option("--platform",
help="Specify port/platform being tested (i.e. chromium-mac)"),
optparse.make_option("--build-directory",
help="Path to the directory under which build files are kept (should not include configuration)"),
optparse.make_option("--time-out-ms", default=30000,
help="Set the timeout for each test"),
]
option_list = (perf_option_list + print_options)
return optparse.OptionParser(option_list=option_list).parse_args(args)
def _collect_tests(self, webkit_base, filesystem=None):
"""Return the list of tests found."""
def _is_test_file(filesystem, dirname, filename):
return filename.endswith('.html')
filesystem = filesystem or self._host.filesystem
base_dir = filesystem.join(webkit_base, self._perf_tests_base_dir, self._perf_tests_dir)
return find_files.find(filesystem, base_dir, paths=self._args, file_filter=_is_test_file)
def run(self):
if self._options.help_printing:
self._printer.help_printing()
self._printer.cleanup()
return 0
if not self._port.check_build(needs_http=False):
_log.error("Build not up to date for %s" % self._port._path_to_driver())
return -1
# We wrap any parts of the run that are slow or likely to raise exceptions
# in a try/finally to ensure that we clean up the logging configuration.
unexpected = -1
try:
tests = self._collect_tests(self._port.webkit_base())
unexpected = self._run_tests_set(tests, self._port)
finally:
self._printer.cleanup()
return unexpected
def _run_tests_set(self, tests, port):
result_count = len(tests)
expected = 0
unexpected = 0
self._printer.print_one_line_summary(result_count, 0, 0)
driver_need_restart = False
driver = None
for test in tests:
if driver_need_restart:
_log.debug("%s killing driver" % test)
driver.stop()
driver = None
if not driver:
driver = port.create_driver(worker_number=1)
test_failed, driver_need_restart = self._run_single_test(test, driver)
if test_failed:
unexpected = unexpected + 1
else:
expected = expected + 1
self._printer.print_one_line_summary(result_count, expected, unexpected)
if driver:
driver.stop()
return unexpected
def _run_single_test(self, test, driver):
test_failed = False
driver_need_restart = False
output = driver.run_test(DriverInput(test, self._options.time_out_ms, None, False))
if output.text == None:
test_failed = True
elif output.timeout:
self._printer.write('timeout: %s' % test[self._webkit_base_dir_len + 1:])
test_failed = True
driver_need_restart = True
elif output.crash:
self._printer.write('crash: %s' % test[self._webkit_base_dir_len + 1:])
driver_need_restart = True
test_failed = True
else:
got_a_result = False
for line in re.split('\n', output.text):
if self._result_regex.match(line):
self._buildbot_output.write("%s\n" % line)
got_a_result = True
elif not len(line) == 0:
test_failed = True
self._printer.write("%s" % line)
test_failed = test_failed or not got_a_result
if len(output.error):
self._printer.write('error:\n%s' % output.error)
test_failed = True
return test_failed, driver_need_restart
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