Current File : //proc/self/root/usr/src/node-v0.10.4/deps/v8/tools/testrunner/local/execution.py
# Copyright 2012 the V8 project authors. 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.
import multiprocessing
import os
import threading
import time
from . import commands
from . import utils
BREAK_NOW = -1
EXCEPTION = -2
class Job(object):
def __init__(self, command, dep_command, test_id, timeout, verbose):
self.command = command
self.dep_command = dep_command
self.id = test_id
self.timeout = timeout
self.verbose = verbose
def RunTest(job):
try:
start_time = time.time()
if job.dep_command is not None:
dep_output = commands.Execute(job.dep_command, job.verbose, job.timeout)
# TODO(jkummerow): We approximate the test suite specific function
# IsFailureOutput() by just checking the exit code here. Currently
# only cctests define dependencies, for which this simplification is
# correct.
if dep_output.exit_code != 0:
return (job.id, dep_output, time.time() - start_time)
output = commands.Execute(job.command, job.verbose, job.timeout)
return (job.id, output, time.time() - start_time)
except KeyboardInterrupt:
return (-1, BREAK_NOW, 0)
except Exception, e:
print(">>> EXCEPTION: %s" % e)
return (-1, EXCEPTION, 0)
class Runner(object):
def __init__(self, suites, progress_indicator, context):
self.tests = [ t for s in suites for t in s.tests ]
self._CommonInit(len(self.tests), progress_indicator, context)
def _CommonInit(self, num_tests, progress_indicator, context):
self.indicator = progress_indicator
progress_indicator.runner = self
self.context = context
self.succeeded = 0
self.total = num_tests
self.remaining = num_tests
self.failed = []
self.crashed = 0
self.terminate = False
self.lock = threading.Lock()
def Run(self, jobs):
self.indicator.Starting()
self._RunInternal(jobs)
self.indicator.Done()
if self.failed:
return 1
return 0
def _RunInternal(self, jobs):
pool = multiprocessing.Pool(processes=jobs)
test_map = {}
queue = []
queued_exception = None
for test in self.tests:
assert test.id >= 0
test_map[test.id] = test
try:
command = self.GetCommand(test)
except Exception, e:
# If this failed, save the exception and re-raise it later (after
# all other tests have had a chance to run).
queued_exception = e
continue
timeout = self.context.timeout
if ("--stress-opt" in test.flags or
"--stress-opt" in self.context.mode_flags or
"--stress-opt" in self.context.extra_flags):
timeout *= 4
if test.dependency is not None:
dep_command = [ c.replace(test.path, test.dependency) for c in command ]
else:
dep_command = None
job = Job(command, dep_command, test.id, timeout, self.context.verbose)
queue.append(job)
try:
kChunkSize = 1
it = pool.imap_unordered(RunTest, queue, kChunkSize)
for result in it:
test_id = result[0]
if test_id < 0:
if result[1] == BREAK_NOW:
self.terminate = True
else:
continue
if self.terminate:
pool.terminate()
pool.join()
raise BreakNowException("User pressed Ctrl+C or IO went wrong")
test = test_map[test_id]
self.indicator.AboutToRun(test)
test.output = result[1]
test.duration = result[2]
if test.suite.HasUnexpectedOutput(test):
self.failed.append(test)
if test.output.HasCrashed():
self.crashed += 1
else:
self.succeeded += 1
self.remaining -= 1
self.indicator.HasRun(test)
except KeyboardInterrupt:
pool.terminate()
pool.join()
raise
except Exception, e:
print("Exception: %s" % e)
pool.terminate()
pool.join()
raise
if queued_exception:
raise queued_exception
return
def GetCommand(self, test):
d8testflag = []
shell = test.suite.shell()
if shell == "d8":
d8testflag = ["--test"]
if utils.IsWindows():
shell += ".exe"
cmd = ([self.context.command_prefix] +
[os.path.abspath(os.path.join(self.context.shell_dir, shell))] +
d8testflag +
test.suite.GetFlagsForTestCase(test, self.context) +
[self.context.extra_flags])
return cmd
class BreakNowException(Exception):
def __init__(self, value):
self.value = value
def __str__(self):
return repr(self.value)
Mini Shell