node/tools/test.py

1761 строка
52 KiB
Python
Executable File

#!/usr/bin/env python
#
# Copyright 2008 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 imp
import logging
import optparse
import os
import re
import signal
import subprocess
import sys
import tempfile
import time
import threading
import utils
import multiprocessing
import errno
import copy
import ast
from os.path import join, dirname, abspath, basename, isdir, exists
from datetime import datetime
from Queue import Queue, Empty
logger = logging.getLogger('testrunner')
skip_regex = re.compile(r'# SKIP\S*\s+(.*)', re.IGNORECASE)
VERBOSE = False
os.environ['NODE_OPTIONS'] = ''
# ---------------------------------------------
# --- P r o g r e s s I n d i c a t o r s ---
# ---------------------------------------------
class ProgressIndicator(object):
def __init__(self, cases, flaky_tests_mode):
self.cases = cases
self.flaky_tests_mode = flaky_tests_mode
self.parallel_queue = Queue(len(cases))
self.sequential_queue = Queue(len(cases))
for case in cases:
if case.parallel:
self.parallel_queue.put_nowait(case)
else:
self.sequential_queue.put_nowait(case)
self.succeeded = 0
self.remaining = len(cases)
self.total = len(cases)
self.failed = [ ]
self.flaky_failed = [ ]
self.crashed = 0
self.lock = threading.Lock()
self.shutdown_event = threading.Event()
def PrintFailureHeader(self, test):
if test.IsNegative():
negative_marker = '[negative] '
else:
negative_marker = ''
print "=== %(label)s %(negative)s===" % {
'label': test.GetLabel(),
'negative': negative_marker
}
print "Path: %s" % "/".join(test.path)
def Run(self, tasks):
self.Starting()
threads = []
# Spawn N-1 threads and then use this thread as the last one.
# That way -j1 avoids threading altogether which is a nice fallback
# in case of threading problems.
for i in xrange(tasks - 1):
thread = threading.Thread(target=self.RunSingle, args=[True, i + 1])
threads.append(thread)
thread.start()
try:
self.RunSingle(False, 0)
# Wait for the remaining threads
for thread in threads:
# Use a timeout so that signals (ctrl-c) will be processed.
thread.join(timeout=10000000)
except (KeyboardInterrupt, SystemExit), e:
self.shutdown_event.set()
except Exception, e:
# If there's an exception we schedule an interruption for any
# remaining threads.
self.shutdown_event.set()
# ...and then reraise the exception to bail out
raise
self.Done()
return not self.failed
def RunSingle(self, parallel, thread_id):
while not self.shutdown_event.is_set():
try:
test = self.parallel_queue.get_nowait()
except Empty:
if parallel:
return
try:
test = self.sequential_queue.get_nowait()
except Empty:
return
case = test.case
case.thread_id = thread_id
self.lock.acquire()
self.AboutToRun(case)
self.lock.release()
try:
start = datetime.now()
output = case.Run()
# SmartOS has a bug that causes unexpected ECONNREFUSED errors.
# See https://smartos.org/bugview/OS-2767
# If ECONNREFUSED on SmartOS, retry the test one time.
if (output.UnexpectedOutput() and
sys.platform == 'sunos5' and
'ECONNREFUSED' in output.output.stderr):
output = case.Run()
output.diagnostic.append('ECONNREFUSED received, test retried')
case.duration = (datetime.now() - start)
except IOError, e:
return
if self.shutdown_event.is_set():
return
self.lock.acquire()
if output.UnexpectedOutput():
if FLAKY in output.test.outcomes and self.flaky_tests_mode == DONTCARE:
self.flaky_failed.append(output)
else:
self.failed.append(output)
if output.HasCrashed():
self.crashed += 1
else:
self.succeeded += 1
self.remaining -= 1
self.HasRun(output)
self.lock.release()
def EscapeCommand(command):
parts = []
for part in command:
if ' ' in part:
# Escape spaces. We may need to escape more characters for this
# to work properly.
parts.append('"%s"' % part)
else:
parts.append(part)
return " ".join(parts)
class SimpleProgressIndicator(ProgressIndicator):
def Starting(self):
print 'Running %i tests' % len(self.cases)
def Done(self):
print
for failed in self.failed:
self.PrintFailureHeader(failed.test)
if failed.output.stderr:
print "--- stderr ---"
print failed.output.stderr.strip()
if failed.output.stdout:
print "--- stdout ---"
print failed.output.stdout.strip()
print "Command: %s" % EscapeCommand(failed.command)
if failed.HasCrashed():
print "--- %s ---" % PrintCrashed(failed.output.exit_code)
if failed.HasTimedOut():
print "--- TIMEOUT ---"
if len(self.failed) == 0:
print "==="
print "=== All tests succeeded"
print "==="
else:
print
print "==="
print "=== %i tests failed" % len(self.failed)
if self.crashed > 0:
print "=== %i tests CRASHED" % self.crashed
print "==="
class VerboseProgressIndicator(SimpleProgressIndicator):
def AboutToRun(self, case):
print 'Starting %s...' % case.GetLabel()
sys.stdout.flush()
def HasRun(self, output):
if output.UnexpectedOutput():
if output.HasCrashed():
outcome = 'CRASH'
else:
outcome = 'FAIL'
else:
outcome = 'pass'
print 'Done running %s: %s' % (output.test.GetLabel(), outcome)
class DotsProgressIndicator(SimpleProgressIndicator):
def AboutToRun(self, case):
pass
def HasRun(self, output):
total = self.succeeded + len(self.failed)
if (total > 1) and (total % 50 == 1):
sys.stdout.write('\n')
if output.UnexpectedOutput():
if output.HasCrashed():
sys.stdout.write('C')
sys.stdout.flush()
elif output.HasTimedOut():
sys.stdout.write('T')
sys.stdout.flush()
else:
sys.stdout.write('F')
sys.stdout.flush()
else:
sys.stdout.write('.')
sys.stdout.flush()
class TapProgressIndicator(SimpleProgressIndicator):
def _printDiagnostic(self):
logger.info(' severity: %s', self.severity)
self.exitcode and logger.info(' exitcode: %s', self.exitcode)
logger.info(' stack: |-')
for l in self.traceback.splitlines():
logger.info(' ' + l)
def Starting(self):
logger.info('TAP version 13')
logger.info('1..%i' % len(self.cases))
self._done = 0
def AboutToRun(self, case):
pass
def HasRun(self, output):
self._done += 1
self.traceback = ''
self.severity = 'ok'
self.exitcode = ''
# Print test name as (for example) "parallel/test-assert". Tests that are
# scraped from the addons documentation are all named test.js, making it
# hard to decipher what test is running when only the filename is printed.
prefix = abspath(join(dirname(__file__), '../test')) + os.sep
command = output.command[-1]
command = NormalizePath(command, prefix)
if output.UnexpectedOutput():
status_line = 'not ok %i %s' % (self._done, command)
self.severity = 'fail'
self.exitcode = output.output.exit_code
self.traceback = output.output.stdout + output.output.stderr
if FLAKY in output.test.outcomes and self.flaky_tests_mode == DONTCARE:
status_line = status_line + ' # TODO : Fix flaky test'
self.severity = 'flaky'
logger.info(status_line)
if output.HasCrashed():
self.severity = 'crashed'
elif output.HasTimedOut():
self.severity = 'fail'
else:
skip = skip_regex.search(output.output.stdout)
if skip:
logger.info(
'ok %i %s # skip %s' % (self._done, command, skip.group(1)))
else:
status_line = 'ok %i %s' % (self._done, command)
if FLAKY in output.test.outcomes:
status_line = status_line + ' # TODO : Fix flaky test'
logger.info(status_line)
if output.diagnostic:
self.severity = 'ok'
self.traceback = output.diagnostic
duration = output.test.duration
# total_seconds() was added in 2.7
total_seconds = (duration.microseconds +
(duration.seconds + duration.days * 24 * 3600) * 10**6) / 10**6
# duration_ms is measured in seconds and is read as such by TAP parsers.
# It should read as "duration including ms" rather than "duration in ms"
logger.info(' ---')
logger.info(' duration_ms: %d.%d' %
(total_seconds, duration.microseconds / 1000))
if self.severity is not 'ok' or self.traceback is not '':
if output.HasTimedOut():
self.traceback = 'timeout\n' + output.output.stdout + output.output.stderr
self._printDiagnostic()
logger.info(' ...')
def Done(self):
pass
class DeoptsCheckProgressIndicator(SimpleProgressIndicator):
def Starting(self):
pass
def AboutToRun(self, case):
pass
def HasRun(self, output):
# Print test name as (for example) "parallel/test-assert". Tests that are
# scraped from the addons documentation are all named test.js, making it
# hard to decipher what test is running when only the filename is printed.
prefix = abspath(join(dirname(__file__), '../test')) + os.sep
command = output.command[-1]
command = NormalizePath(command, prefix)
stdout = output.output.stdout.strip()
printed_file = False
for line in stdout.splitlines():
if (line.startswith("[aborted optimiz") or \
line.startswith("[disabled optimiz")) and \
("because:" in line or "reason:" in line):
if not printed_file:
printed_file = True
print '==== %s ====' % command
self.failed.append(output)
print ' %s' % line
def Done(self):
pass
class CompactProgressIndicator(ProgressIndicator):
def __init__(self, cases, flaky_tests_mode, templates):
super(CompactProgressIndicator, self).__init__(cases, flaky_tests_mode)
self.templates = templates
self.last_status_length = 0
self.start_time = time.time()
def Starting(self):
pass
def Done(self):
self.PrintProgress('Done')
def AboutToRun(self, case):
self.PrintProgress(case.GetLabel())
def HasRun(self, output):
if output.UnexpectedOutput():
self.ClearLine(self.last_status_length)
self.PrintFailureHeader(output.test)
stdout = output.output.stdout.strip()
if len(stdout):
print self.templates['stdout'] % stdout
stderr = output.output.stderr.strip()
if len(stderr):
print self.templates['stderr'] % stderr
print "Command: %s" % EscapeCommand(output.command)
if output.HasCrashed():
print "--- %s ---" % PrintCrashed(output.output.exit_code)
if output.HasTimedOut():
print "--- TIMEOUT ---"
def Truncate(self, str, length):
if length and (len(str) > (length - 3)):
return str[:(length-3)] + "..."
else:
return str
def PrintProgress(self, name):
self.ClearLine(self.last_status_length)
elapsed = time.time() - self.start_time
status = self.templates['status_line'] % {
'passed': self.succeeded,
'remaining': (((self.total - self.remaining) * 100) // self.total),
'failed': len(self.failed),
'test': name,
'mins': int(elapsed) / 60,
'secs': int(elapsed) % 60
}
status = self.Truncate(status, 78)
self.last_status_length = len(status)
print status,
sys.stdout.flush()
class ColorProgressIndicator(CompactProgressIndicator):
def __init__(self, cases, flaky_tests_mode):
templates = {
'status_line': "[%(mins)02i:%(secs)02i|\033[34m%%%(remaining) 4d\033[0m|\033[32m+%(passed) 4d\033[0m|\033[31m-%(failed) 4d\033[0m]: %(test)s",
'stdout': "\033[1m%s\033[0m",
'stderr': "\033[31m%s\033[0m",
}
super(ColorProgressIndicator, self).__init__(cases, flaky_tests_mode, templates)
def ClearLine(self, last_line_length):
print "\033[1K\r",
class MonochromeProgressIndicator(CompactProgressIndicator):
def __init__(self, cases, flaky_tests_mode):
templates = {
'status_line': "[%(mins)02i:%(secs)02i|%%%(remaining) 4d|+%(passed) 4d|-%(failed) 4d]: %(test)s",
'stdout': '%s',
'stderr': '%s',
'clear': lambda last_line_length: ("\r" + (" " * last_line_length) + "\r"),
'max_length': 78
}
super(MonochromeProgressIndicator, self).__init__(cases, flaky_tests_mode, templates)
def ClearLine(self, last_line_length):
print ("\r" + (" " * last_line_length) + "\r"),
PROGRESS_INDICATORS = {
'verbose': VerboseProgressIndicator,
'dots': DotsProgressIndicator,
'color': ColorProgressIndicator,
'tap': TapProgressIndicator,
'mono': MonochromeProgressIndicator,
'deopts': DeoptsCheckProgressIndicator
}
# -------------------------
# --- F r a m e w o r k ---
# -------------------------
class CommandOutput(object):
def __init__(self, exit_code, timed_out, stdout, stderr):
self.exit_code = exit_code
self.timed_out = timed_out
self.stdout = stdout
self.stderr = stderr
self.failed = None
class TestCase(object):
def __init__(self, context, path, arch, mode):
self.path = path
self.context = context
self.duration = None
self.arch = arch
self.mode = mode
self.parallel = False
self.disable_core_files = False
self.thread_id = 0
def IsNegative(self):
return self.context.expect_fail
def CompareTime(self, other):
return cmp(other.duration, self.duration)
def DidFail(self, output):
if output.failed is None:
output.failed = self.IsFailureOutput(output)
return output.failed
def IsFailureOutput(self, output):
return output.exit_code != 0
def GetSource(self):
return "(no source available)"
def RunCommand(self, command, env):
full_command = self.context.processor(command)
output = Execute(full_command,
self.context,
self.context.GetTimeout(self.mode),
env,
disable_core_files = self.disable_core_files)
return TestOutput(self,
full_command,
output,
self.context.store_unexpected_output)
def Run(self):
try:
result = self.RunCommand(self.GetCommand(), {
"TEST_THREAD_ID": "%d" % self.thread_id,
"TEST_PARALLEL" : "%d" % self.parallel
})
finally:
# Tests can leave the tty in non-blocking mode. If the test runner
# tries to print to stdout/stderr after that and the tty buffer is
# full, it'll die with a EAGAIN OSError. Ergo, put the tty back in
# blocking mode before proceeding.
if sys.platform != 'win32':
from fcntl import fcntl, F_GETFL, F_SETFL
from os import O_NONBLOCK
for fd in 0,1,2: fcntl(fd, F_SETFL, ~O_NONBLOCK & fcntl(fd, F_GETFL))
return result
class TestOutput(object):
def __init__(self, test, command, output, store_unexpected_output):
self.test = test
self.command = command
self.output = output
self.store_unexpected_output = store_unexpected_output
self.diagnostic = []
def UnexpectedOutput(self):
if self.HasCrashed():
outcome = CRASH
elif self.HasTimedOut():
outcome = TIMEOUT
elif self.HasFailed():
outcome = FAIL
else:
outcome = PASS
return not outcome in self.test.outcomes
def HasCrashed(self):
if utils.IsWindows():
return 0x80000000 & self.output.exit_code and not (0x3FFFFF00 & self.output.exit_code)
else:
# Timed out tests will have exit_code -signal.SIGTERM.
if self.output.timed_out:
return False
return self.output.exit_code < 0
def HasTimedOut(self):
return self.output.timed_out;
def HasFailed(self):
execution_failed = self.test.DidFail(self.output)
if self.test.IsNegative():
return not execution_failed
else:
return execution_failed
def KillProcessWithID(pid, signal_to_send=signal.SIGTERM):
if utils.IsWindows():
os.popen('taskkill /T /F /PID %d' % pid)
else:
os.kill(pid, signal_to_send)
MAX_SLEEP_TIME = 0.1
INITIAL_SLEEP_TIME = 0.0001
SLEEP_TIME_FACTOR = 1.25
SEM_INVALID_VALUE = -1
SEM_NOGPFAULTERRORBOX = 0x0002 # Microsoft Platform SDK WinBase.h
def Win32SetErrorMode(mode):
prev_error_mode = SEM_INVALID_VALUE
try:
import ctypes
prev_error_mode = ctypes.windll.kernel32.SetErrorMode(mode);
except ImportError:
pass
return prev_error_mode
def KillTimedOutProcess(context, pid):
signal_to_send = signal.SIGTERM
if context.abort_on_timeout:
# Using SIGABRT here allows the OS to generate a core dump that can be
# looked at post-mortem, which helps for investigating failures that are
# difficult to reproduce.
signal_to_send = signal.SIGABRT
KillProcessWithID(pid, signal_to_send)
def RunProcess(context, timeout, args, **rest):
if context.verbose: print "#", " ".join(args)
popen_args = args
prev_error_mode = SEM_INVALID_VALUE;
if utils.IsWindows():
if context.suppress_dialogs:
# Try to change the error mode to avoid dialogs on fatal errors. Don't
# touch any existing error mode flags by merging the existing error mode.
# See http://blogs.msdn.com/oldnewthing/archive/2004/07/27/198410.aspx.
error_mode = SEM_NOGPFAULTERRORBOX;
prev_error_mode = Win32SetErrorMode(error_mode);
Win32SetErrorMode(error_mode | prev_error_mode);
faketty = rest.pop('faketty', False)
pty_out = rest.pop('pty_out')
process = subprocess.Popen(
args = popen_args,
**rest
)
if faketty:
os.close(rest['stdout'])
if utils.IsWindows() and context.suppress_dialogs and prev_error_mode != SEM_INVALID_VALUE:
Win32SetErrorMode(prev_error_mode)
# Compute the end time - if the process crosses this limit we
# consider it timed out.
if timeout is None: end_time = None
else: end_time = time.time() + timeout
timed_out = False
# Repeatedly check the exit code from the process in a
# loop and keep track of whether or not it times out.
exit_code = None
sleep_time = INITIAL_SLEEP_TIME
output = ''
if faketty:
while True:
if time.time() >= end_time:
# Kill the process and wait for it to exit.
KillTimedOutProcess(context, process.pid)
exit_code = process.wait()
timed_out = True
break
# source: http://stackoverflow.com/a/12471855/1903116
# related: http://stackoverflow.com/q/11165521/1903116
try:
data = os.read(pty_out, 9999)
except OSError as e:
if e.errno != errno.EIO:
raise
break # EIO means EOF on some systems
else:
if not data: # EOF
break
output += data
while exit_code is None:
if (not end_time is None) and (time.time() >= end_time):
# Kill the process and wait for it to exit.
KillTimedOutProcess(context, process.pid)
exit_code = process.wait()
timed_out = True
else:
exit_code = process.poll()
time.sleep(sleep_time)
sleep_time = sleep_time * SLEEP_TIME_FACTOR
if sleep_time > MAX_SLEEP_TIME:
sleep_time = MAX_SLEEP_TIME
return (process, exit_code, timed_out, output)
def PrintError(str):
sys.stderr.write(str)
sys.stderr.write('\n')
def CheckedUnlink(name):
while True:
try:
os.unlink(name)
except OSError, e:
# On Windows unlink() fails if another process (typically a virus scanner
# or the indexing service) has the file open. Those processes keep a
# file open for a short time only, so yield and try again; it'll succeed.
if sys.platform == 'win32' and e.errno == errno.EACCES:
time.sleep(0)
continue
PrintError("os.unlink() " + str(e))
break
def Execute(args, context, timeout=None, env={}, faketty=False, disable_core_files=False):
if faketty:
import pty
(out_master, fd_out) = pty.openpty()
fd_in = fd_err = fd_out
pty_out = out_master
else:
(fd_out, outname) = tempfile.mkstemp()
(fd_err, errname) = tempfile.mkstemp()
fd_in = 0
pty_out = None
env_copy = os.environ.copy()
# Remove NODE_PATH
if "NODE_PATH" in env_copy:
del env_copy["NODE_PATH"]
# Extend environment
for key, value in env.iteritems():
env_copy[key] = value
preexec_fn = None
if disable_core_files and not utils.IsWindows():
def disableCoreFiles():
import resource
resource.setrlimit(resource.RLIMIT_CORE, (0,0))
preexec_fn = disableCoreFiles
(process, exit_code, timed_out, output) = RunProcess(
context,
timeout,
args = args,
stdin = fd_in,
stdout = fd_out,
stderr = fd_err,
env = env_copy,
faketty = faketty,
pty_out = pty_out,
preexec_fn = preexec_fn
)
if faketty:
os.close(out_master)
errors = ''
else:
os.close(fd_out)
os.close(fd_err)
output = file(outname).read()
errors = file(errname).read()
CheckedUnlink(outname)
CheckedUnlink(errname)
return CommandOutput(exit_code, timed_out, output, errors)
def CarCdr(path):
if len(path) == 0:
return (None, [ ])
else:
return (path[0], path[1:])
class TestConfiguration(object):
def __init__(self, context, root):
self.context = context
self.root = root
def Contains(self, path, file):
if len(path) > len(file):
return False
for i in xrange(len(path)):
if not path[i].match(NormalizePath(file[i])):
return False
return True
def GetTestStatus(self, sections, defs):
pass
class TestSuite(object):
def __init__(self, name):
self.name = name
def GetName(self):
return self.name
class TestRepository(TestSuite):
def __init__(self, path):
normalized_path = abspath(path)
super(TestRepository, self).__init__(basename(normalized_path))
self.path = normalized_path
self.is_loaded = False
self.config = None
def GetConfiguration(self, context):
if self.is_loaded:
return self.config
self.is_loaded = True
file = None
try:
(file, pathname, description) = imp.find_module('testcfg', [ self.path ])
module = imp.load_module('testcfg', file, pathname, description)
self.config = module.GetConfiguration(context, self.path)
if hasattr(self.config, 'additional_flags'):
self.config.additional_flags += context.node_args
else:
self.config.additional_flags = context.node_args
finally:
if file:
file.close()
return self.config
def GetBuildRequirements(self, path, context):
return self.GetConfiguration(context).GetBuildRequirements()
def AddTestsToList(self, result, current_path, path, context, arch, mode):
tests = self.GetConfiguration(context).ListTests(current_path, path,
arch, mode)
result += tests
for i in range(1, context.repeat):
result += copy.deepcopy(tests)
def GetTestStatus(self, context, sections, defs):
self.GetConfiguration(context).GetTestStatus(sections, defs)
class LiteralTestSuite(TestSuite):
def __init__(self, tests):
super(LiteralTestSuite, self).__init__('root')
self.tests = tests
def GetBuildRequirements(self, path, context):
(name, rest) = CarCdr(path)
result = [ ]
for test in self.tests:
if not name or name.match(test.GetName()):
result += test.GetBuildRequirements(rest, context)
return result
def ListTests(self, current_path, path, context, arch, mode):
(name, rest) = CarCdr(path)
result = [ ]
for test in self.tests:
test_name = test.GetName()
if not name or name.match(test_name):
full_path = current_path + [test_name]
test.AddTestsToList(result, full_path, path, context, arch, mode)
result.sort(cmp=lambda a, b: cmp(a.GetName(), b.GetName()))
return result
def GetTestStatus(self, context, sections, defs):
for test in self.tests:
test.GetTestStatus(context, sections, defs)
TIMEOUT_SCALEFACTOR = {
'armv6' : { 'debug' : 12, 'release' : 3 }, # The ARM buildbots are slow.
'arm' : { 'debug' : 8, 'release' : 2 },
'ia32' : { 'debug' : 4, 'release' : 1 },
'ppc' : { 'debug' : 4, 'release' : 1 },
's390' : { 'debug' : 4, 'release' : 1 } }
class Context(object):
def __init__(self, workspace, buildspace, verbose, vm, args, expect_fail,
timeout, processor, suppress_dialogs,
store_unexpected_output, repeat, abort_on_timeout):
self.workspace = workspace
self.buildspace = buildspace
self.verbose = verbose
self.node_args = args
self.expect_fail = expect_fail
self.timeout = timeout
self.processor = processor
self.suppress_dialogs = suppress_dialogs
self.store_unexpected_output = store_unexpected_output
self.repeat = repeat
self.abort_on_timeout = abort_on_timeout
self.v8_enable_inspector = True
def GetVm(self, arch, mode):
if arch == 'none':
name = 'out/Debug/node' if mode == 'debug' else 'out/Release/node'
else:
name = 'out/%s.%s/node' % (arch, mode)
# Currently GYP does not support output_dir for MSVS.
# http://code.google.com/p/gyp/issues/detail?id=40
# It will put the builds into Release/node.exe or Debug/node.exe
if utils.IsWindows():
if not exists(name + '.exe'):
name = name.replace('out/', '')
name = os.path.abspath(name + '.exe')
if not exists(name):
raise ValueError('Could not find executable. Should be ' + name)
return name
def GetTimeout(self, mode):
return self.timeout * TIMEOUT_SCALEFACTOR[ARCH_GUESS or 'ia32'][mode]
def RunTestCases(cases_to_run, progress, tasks, flaky_tests_mode):
progress = PROGRESS_INDICATORS[progress](cases_to_run, flaky_tests_mode)
return progress.Run(tasks)
# -------------------------------------------
# --- T e s t C o n f i g u r a t i o n ---
# -------------------------------------------
SKIP = 'skip'
FAIL = 'fail'
PASS = 'pass'
OKAY = 'okay'
TIMEOUT = 'timeout'
CRASH = 'crash'
SLOW = 'slow'
FLAKY = 'flaky'
DONTCARE = 'dontcare'
class Expression(object):
pass
class Constant(Expression):
def __init__(self, value):
self.value = value
def Evaluate(self, env, defs):
return self.value
class Variable(Expression):
def __init__(self, name):
self.name = name
def GetOutcomes(self, env, defs):
if self.name in env: return ListSet([env[self.name]])
else: return Nothing()
class Outcome(Expression):
def __init__(self, name):
self.name = name
def GetOutcomes(self, env, defs):
if self.name in defs:
return defs[self.name].GetOutcomes(env, defs)
else:
return ListSet([self.name])
class Set(object):
pass
class ListSet(Set):
def __init__(self, elms):
self.elms = elms
def __str__(self):
return "ListSet%s" % str(self.elms)
def Intersect(self, that):
if not isinstance(that, ListSet):
return that.Intersect(self)
return ListSet([ x for x in self.elms if x in that.elms ])
def Union(self, that):
if not isinstance(that, ListSet):
return that.Union(self)
return ListSet(self.elms + [ x for x in that.elms if x not in self.elms ])
def IsEmpty(self):
return len(self.elms) == 0
class Nothing(Set):
def Intersect(self, that):
return self
def Union(self, that):
return that
def IsEmpty(self):
return True
class Operation(Expression):
def __init__(self, left, op, right):
self.left = left
self.op = op
self.right = right
def Evaluate(self, env, defs):
if self.op == '||' or self.op == ',':
return self.left.Evaluate(env, defs) or self.right.Evaluate(env, defs)
elif self.op == 'if':
return False
elif self.op == '==':
inter = self.left.GetOutcomes(env, defs).Intersect(self.right.GetOutcomes(env, defs))
return not inter.IsEmpty()
else:
assert self.op == '&&'
return self.left.Evaluate(env, defs) and self.right.Evaluate(env, defs)
def GetOutcomes(self, env, defs):
if self.op == '||' or self.op == ',':
return self.left.GetOutcomes(env, defs).Union(self.right.GetOutcomes(env, defs))
elif self.op == 'if':
if self.right.Evaluate(env, defs): return self.left.GetOutcomes(env, defs)
else: return Nothing()
else:
assert self.op == '&&'
return self.left.GetOutcomes(env, defs).Intersect(self.right.GetOutcomes(env, defs))
def IsAlpha(str):
for char in str:
if not (char.isalpha() or char.isdigit() or char == '_'):
return False
return True
class Tokenizer(object):
"""A simple string tokenizer that chops expressions into variables,
parens and operators"""
def __init__(self, expr):
self.index = 0
self.expr = expr
self.length = len(expr)
self.tokens = None
def Current(self, length = 1):
if not self.HasMore(length): return ""
return self.expr[self.index:self.index+length]
def HasMore(self, length = 1):
return self.index < self.length + (length - 1)
def Advance(self, count = 1):
self.index = self.index + count
def AddToken(self, token):
self.tokens.append(token)
def SkipSpaces(self):
while self.HasMore() and self.Current().isspace():
self.Advance()
def Tokenize(self):
self.tokens = [ ]
while self.HasMore():
self.SkipSpaces()
if not self.HasMore():
return None
if self.Current() == '(':
self.AddToken('(')
self.Advance()
elif self.Current() == ')':
self.AddToken(')')
self.Advance()
elif self.Current() == '$':
self.AddToken('$')
self.Advance()
elif self.Current() == ',':
self.AddToken(',')
self.Advance()
elif IsAlpha(self.Current()):
buf = ""
while self.HasMore() and IsAlpha(self.Current()):
buf += self.Current()
self.Advance()
self.AddToken(buf)
elif self.Current(2) == '&&':
self.AddToken('&&')
self.Advance(2)
elif self.Current(2) == '||':
self.AddToken('||')
self.Advance(2)
elif self.Current(2) == '==':
self.AddToken('==')
self.Advance(2)
else:
return None
return self.tokens
class Scanner(object):
"""A simple scanner that can serve out tokens from a given list"""
def __init__(self, tokens):
self.tokens = tokens
self.length = len(tokens)
self.index = 0
def HasMore(self):
return self.index < self.length
def Current(self):
return self.tokens[self.index]
def Advance(self):
self.index = self.index + 1
def ParseAtomicExpression(scan):
if scan.Current() == "true":
scan.Advance()
return Constant(True)
elif scan.Current() == "false":
scan.Advance()
return Constant(False)
elif IsAlpha(scan.Current()):
name = scan.Current()
scan.Advance()
return Outcome(name.lower())
elif scan.Current() == '$':
scan.Advance()
if not IsAlpha(scan.Current()):
return None
name = scan.Current()
scan.Advance()
return Variable(name.lower())
elif scan.Current() == '(':
scan.Advance()
result = ParseLogicalExpression(scan)
if (not result) or (scan.Current() != ')'):
return None
scan.Advance()
return result
else:
return None
BINARIES = ['==']
def ParseOperatorExpression(scan):
left = ParseAtomicExpression(scan)
if not left: return None
while scan.HasMore() and (scan.Current() in BINARIES):
op = scan.Current()
scan.Advance()
right = ParseOperatorExpression(scan)
if not right:
return None
left = Operation(left, op, right)
return left
def ParseConditionalExpression(scan):
left = ParseOperatorExpression(scan)
if not left: return None
while scan.HasMore() and (scan.Current() == 'if'):
scan.Advance()
right = ParseOperatorExpression(scan)
if not right:
return None
left= Operation(left, 'if', right)
return left
LOGICALS = ["&&", "||", ","]
def ParseLogicalExpression(scan):
left = ParseConditionalExpression(scan)
if not left: return None
while scan.HasMore() and (scan.Current() in LOGICALS):
op = scan.Current()
scan.Advance()
right = ParseConditionalExpression(scan)
if not right:
return None
left = Operation(left, op, right)
return left
def ParseCondition(expr):
"""Parses a logical expression into an Expression object"""
tokens = Tokenizer(expr).Tokenize()
if not tokens:
print "Malformed expression: '%s'" % expr
return None
scan = Scanner(tokens)
ast = ParseLogicalExpression(scan)
if not ast:
print "Malformed expression: '%s'" % expr
return None
if scan.HasMore():
print "Malformed expression: '%s'" % expr
return None
return ast
class ClassifiedTest(object):
def __init__(self, case, outcomes):
self.case = case
self.outcomes = outcomes
self.parallel = self.case.parallel
self.disable_core_files = self.case.disable_core_files
class Configuration(object):
"""The parsed contents of a configuration file"""
def __init__(self, sections, defs):
self.sections = sections
self.defs = defs
def ClassifyTests(self, cases, env):
sections = [s for s in self.sections if s.condition.Evaluate(env, self.defs)]
all_rules = reduce(list.__add__, [s.rules for s in sections], [])
unused_rules = set(all_rules)
result = [ ]
all_outcomes = set([])
for case in cases:
matches = [ r for r in all_rules if r.Contains(case.path) ]
outcomes = set([])
for rule in matches:
outcomes = outcomes.union(rule.GetOutcomes(env, self.defs))
unused_rules.discard(rule)
if not outcomes:
outcomes = [PASS]
case.outcomes = outcomes
all_outcomes = all_outcomes.union(outcomes)
result.append(ClassifiedTest(case, outcomes))
return (result, list(unused_rules), all_outcomes)
class Section(object):
"""A section of the configuration file. Sections are enabled or
disabled prior to running the tests, based on their conditions"""
def __init__(self, condition):
self.condition = condition
self.rules = [ ]
def AddRule(self, rule):
self.rules.append(rule)
class Rule(object):
"""A single rule that specifies the expected outcome for a single
test."""
def __init__(self, raw_path, path, value):
self.raw_path = raw_path
self.path = path
self.value = value
def GetOutcomes(self, env, defs):
set = self.value.GetOutcomes(env, defs)
assert isinstance(set, ListSet)
return set.elms
def Contains(self, path):
if len(self.path) > len(path):
return False
for i in xrange(len(self.path)):
if not self.path[i].match(path[i]):
return False
return True
HEADER_PATTERN = re.compile(r'\[([^]]+)\]')
RULE_PATTERN = re.compile(r'\s*([^: ]*)\s*:(.*)')
DEF_PATTERN = re.compile(r'^def\s*(\w+)\s*=(.*)$')
PREFIX_PATTERN = re.compile(r'^\s*prefix\s+([\w\_\.\-\/]+)$')
def ReadConfigurationInto(path, sections, defs):
current_section = Section(Constant(True))
sections.append(current_section)
prefix = []
for line in utils.ReadLinesFrom(path):
header_match = HEADER_PATTERN.match(line)
if header_match:
condition_str = header_match.group(1).strip()
condition = ParseCondition(condition_str)
new_section = Section(condition)
sections.append(new_section)
current_section = new_section
continue
rule_match = RULE_PATTERN.match(line)
if rule_match:
path = prefix + SplitPath(rule_match.group(1).strip())
value_str = rule_match.group(2).strip()
value = ParseCondition(value_str)
if not value:
return False
current_section.AddRule(Rule(rule_match.group(1), path, value))
continue
def_match = DEF_PATTERN.match(line)
if def_match:
name = def_match.group(1).lower()
value = ParseCondition(def_match.group(2).strip())
if not value:
return False
defs[name] = value
continue
prefix_match = PREFIX_PATTERN.match(line)
if prefix_match:
prefix = SplitPath(prefix_match.group(1).strip())
continue
raise Exception("Malformed line: '%s'." % line)
# ---------------
# --- M a i n ---
# ---------------
ARCH_GUESS = utils.GuessArchitecture()
def BuildOptions():
result = optparse.OptionParser()
result.add_option("-m", "--mode", help="The test modes in which to run (comma-separated)",
default='release')
result.add_option("-v", "--verbose", help="Verbose output",
default=False, action="store_true")
result.add_option('--logfile', dest='logfile',
help='write test output to file. NOTE: this only applies the tap progress indicator')
result.add_option("-p", "--progress",
help="The style of progress indicator (verbose, dots, color, mono, tap)",
choices=PROGRESS_INDICATORS.keys(), default="mono")
result.add_option("--report", help="Print a summary of the tests to be run",
default=False, action="store_true")
result.add_option("-s", "--suite", help="A test suite",
default=[], action="append")
result.add_option("-t", "--timeout", help="Timeout in seconds",
default=120, type="int")
result.add_option("--arch", help='The architecture to run tests for',
default='none')
result.add_option("--snapshot", help="Run the tests with snapshot turned on",
default=False, action="store_true")
result.add_option("--special-command", default=None)
result.add_option("--node-args", dest="node_args", help="Args to pass through to Node",
default=[], action="append")
result.add_option("--expect-fail", dest="expect_fail",
help="Expect test cases to fail", default=False, action="store_true")
result.add_option("--valgrind", help="Run tests through valgrind",
default=False, action="store_true")
result.add_option("--worker", help="Run parallel tests inside a worker context",
default=False, action="store_true")
result.add_option("--check-deopts", help="Check tests for permanent deoptimizations",
default=False, action="store_true")
result.add_option("--cat", help="Print the source of the tests",
default=False, action="store_true")
result.add_option("--flaky-tests",
help="Regard tests marked as flaky (run|skip|dontcare)",
default="run")
result.add_option("--skip-tests",
help="Tests that should not be executed (comma-separated)",
default="")
result.add_option("--warn-unused", help="Report unused rules",
default=False, action="store_true")
result.add_option("-j", help="The number of parallel tasks to run",
default=1, type="int")
result.add_option("-J", help="Run tasks in parallel on all cores",
default=False, action="store_true")
result.add_option("--time", help="Print timing information after running",
default=False, action="store_true")
result.add_option("--suppress-dialogs", help="Suppress Windows dialogs for crashing tests",
dest="suppress_dialogs", default=True, action="store_true")
result.add_option("--no-suppress-dialogs", help="Display Windows dialogs for crashing tests",
dest="suppress_dialogs", action="store_false")
result.add_option("--shell", help="Path to V8 shell", default="shell")
result.add_option("--store-unexpected-output",
help="Store the temporary JS files from tests that fails",
dest="store_unexpected_output", default=True, action="store_true")
result.add_option("--no-store-unexpected-output",
help="Deletes the temporary JS files from tests that fails",
dest="store_unexpected_output", action="store_false")
result.add_option("-r", "--run",
help="Divide the tests in m groups (interleaved) and run tests from group n (--run=n,m with n < m)",
default="")
result.add_option('--temp-dir',
help='Optional path to change directory used for tests', default=False)
result.add_option('--repeat',
help='Number of times to repeat given tests',
default=1, type="int")
result.add_option('--abort-on-timeout',
help='Send SIGABRT instead of SIGTERM to kill processes that time out',
default=False, action="store_true", dest="abort_on_timeout")
result.add_option("--type",
help="Type of build (simple, fips)",
default=None)
return result
def ProcessOptions(options):
global VERBOSE
VERBOSE = options.verbose
options.arch = options.arch.split(',')
options.mode = options.mode.split(',')
options.run = options.run.split(',')
options.skip_tests = options.skip_tests.split(',')
if options.run == [""]:
options.run = None
elif len(options.run) != 2:
print "The run argument must be two comma-separated integers."
return False
else:
try:
options.run = map(int, options.run)
except ValueError:
print "Could not parse the integers from the run argument."
return False
if options.run[0] < 0 or options.run[1] < 0:
print "The run argument cannot have negative integers."
return False
if options.run[0] >= options.run[1]:
print "The test group to run (n) must be smaller than number of groups (m)."
return False
if options.J:
# inherit JOBS from environment if provided. some virtualised systems
# tends to exaggerate the number of available cpus/cores.
cores = os.environ.get('JOBS')
options.j = int(cores) if cores is not None else multiprocessing.cpu_count()
if options.flaky_tests not in ["run", "skip", "dontcare"]:
print "Unknown flaky-tests mode %s" % options.flaky_tests
return False
return True
REPORT_TEMPLATE = """\
Total: %(total)i tests
* %(skipped)4d tests will be skipped
* %(pass)4d tests are expected to pass
* %(fail_ok)4d tests are expected to fail that we won't fix
* %(fail)4d tests are expected to fail that we should fix\
"""
def PrintReport(cases):
def IsFailOk(o):
return (len(o) == 2) and (FAIL in o) and (OKAY in o)
unskipped = [c for c in cases if not SKIP in c.outcomes]
print REPORT_TEMPLATE % {
'total': len(cases),
'skipped': len(cases) - len(unskipped),
'pass': len([t for t in unskipped if list(t.outcomes) == [PASS]]),
'fail_ok': len([t for t in unskipped if IsFailOk(t.outcomes)]),
'fail': len([t for t in unskipped if list(t.outcomes) == [FAIL]])
}
class Pattern(object):
def __init__(self, pattern):
self.pattern = pattern
self.compiled = None
def match(self, str):
if not self.compiled:
pattern = "^" + self.pattern.replace('*', '.*') + "$"
self.compiled = re.compile(pattern)
return self.compiled.match(str)
def __str__(self):
return self.pattern
def SplitPath(s):
stripped = [ c.strip() for c in s.split('/') ]
return [ Pattern(s) for s in stripped if len(s) > 0 ]
def NormalizePath(path, prefix='test/'):
# strip the extra path information of the specified test
prefix = prefix.replace('\\', '/')
path = path.replace('\\', '/')
if path.startswith(prefix):
path = path[len(prefix):]
if path.endswith('.js'):
path = path[:-3]
elif path.endswith('.mjs'):
path = path[:-4]
return path
def GetSpecialCommandProcessor(value):
if (not value) or (value.find('@') == -1):
def ExpandCommand(args):
return args
return ExpandCommand
else:
pos = value.find('@')
import urllib
prefix = urllib.unquote(value[:pos]).split()
suffix = urllib.unquote(value[pos+1:]).split()
def ExpandCommand(args):
return prefix + args + suffix
return ExpandCommand
def GetSuites(test_root):
def IsSuite(path):
return isdir(path) and exists(join(path, 'testcfg.py'))
return [ f for f in os.listdir(test_root) if IsSuite(join(test_root, f)) ]
def FormatTime(d):
millis = round(d * 1000) % 1000
return time.strftime("%M:%S.", time.gmtime(d)) + ("%03i" % millis)
def PrintCrashed(code):
if utils.IsWindows():
return "CRASHED"
else:
return "CRASHED (Signal: %d)" % -code
# these suites represent special cases that should not be run as part of the
# default JavaScript test-run, e.g., internet/ requires a network connection,
# addons/ requires compilation.
IGNORED_SUITES = [
'addons',
'addons-napi',
'code-cache',
'doctool',
'internet',
'pummel',
'tick-processor',
'v8-updates'
]
def ArgsToTestPaths(test_root, args, suites):
if len(args) == 0 or 'default' in args:
def_suites = filter(lambda s: s not in IGNORED_SUITES, suites)
args = filter(lambda a: a != 'default', args) + def_suites
subsystem_regex = re.compile(r'^[a-zA-Z-]*$')
check = lambda arg: subsystem_regex.match(arg) and (arg not in suites)
mapped_args = ["*/test*-%s-*" % arg if check(arg) else arg for arg in args]
paths = [SplitPath(NormalizePath(a)) for a in mapped_args]
return paths
def get_env_type(vm, options_type, context):
if options_type is not None:
env_type = options_type
else:
# 'simple' is the default value for 'env_type'.
env_type = 'simple'
ssl_ver = Execute([vm, '-p', 'process.versions.openssl'], context).stdout
if 'fips' in ssl_ver:
env_type = 'fips'
return env_type
def Main():
parser = BuildOptions()
(options, args) = parser.parse_args()
if not ProcessOptions(options):
parser.print_help()
return 1
ch = logging.StreamHandler(sys.stdout)
logger.addHandler(ch)
logger.setLevel(logging.INFO)
if options.logfile:
fh = logging.FileHandler(options.logfile, mode='wb')
logger.addHandler(fh)
workspace = abspath(join(dirname(sys.argv[0]), '..'))
test_root = join(workspace, 'test')
suites = GetSuites(test_root)
repositories = [TestRepository(join(workspace, 'test', name)) for name in suites]
repositories += [TestRepository(a) for a in options.suite]
root = LiteralTestSuite(repositories)
paths = ArgsToTestPaths(test_root, args, suites)
# Check for --valgrind option. If enabled, we overwrite the special
# command flag with a command that uses the run-valgrind.py script.
if options.valgrind:
run_valgrind = join(workspace, "tools", "run-valgrind.py")
options.special_command = "python -u " + run_valgrind + " @"
if options.check_deopts:
options.node_args.append("--trace-opt")
options.node_args.append("--trace-file-names")
# --always-opt is needed because many tests do not run long enough for the
# optimizer to kick in, so this flag will force it to run.
options.node_args.append("--always-opt")
options.progress = "deopts"
if options.worker:
run_worker = join(workspace, "tools", "run-worker.js")
options.node_args.append('--experimental-worker')
options.node_args.append(run_worker)
shell = abspath(options.shell)
buildspace = dirname(shell)
processor = GetSpecialCommandProcessor(options.special_command)
context = Context(workspace,
buildspace,
VERBOSE,
shell,
options.node_args,
options.expect_fail,
options.timeout,
processor,
options.suppress_dialogs,
options.store_unexpected_output,
options.repeat,
options.abort_on_timeout)
# Get status for tests
sections = [ ]
defs = { }
root.GetTestStatus(context, sections, defs)
config = Configuration(sections, defs)
# List the tests
all_cases = [ ]
all_unused = [ ]
unclassified_tests = [ ]
globally_unused_rules = None
for path in paths:
for arch in options.arch:
for mode in options.mode:
vm = context.GetVm(arch, mode)
if not exists(vm):
print "Can't find shell executable: '%s'" % vm
continue
archEngineContext = Execute([vm, "-p", "process.arch"], context)
vmArch = archEngineContext.stdout.rstrip()
if archEngineContext.exit_code is not 0 or vmArch == "undefined":
print "Can't determine the arch of: '%s'" % vm
print archEngineContext.stderr.rstrip()
continue
env = {
'mode': mode,
'system': utils.GuessOS(),
'arch': vmArch,
'type': get_env_type(vm, options.type, context),
}
test_list = root.ListTests([], path, context, arch, mode)
unclassified_tests += test_list
(cases, unused_rules, _) = (
config.ClassifyTests(test_list, env))
if globally_unused_rules is None:
globally_unused_rules = set(unused_rules)
else:
globally_unused_rules = (
globally_unused_rules.intersection(unused_rules))
all_cases += cases
all_unused.append(unused_rules)
# We want to skip the inspector tests if node was built without the inspector.
has_inspector = Execute([vm,
"-p", "process.config.variables.v8_enable_inspector"], context)
if has_inspector.stdout.rstrip() == "0":
context.v8_enable_inspector = False
if options.cat:
visited = set()
for test in unclassified_tests:
key = tuple(test.path)
if key in visited:
continue
visited.add(key)
print "--- begin source: %s ---" % test.GetLabel()
source = test.GetSource().strip()
print source
print "--- end source: %s ---" % test.GetLabel()
return 0
if options.warn_unused:
for rule in globally_unused_rules:
print "Rule for '%s' was not used." % '/'.join([str(s) for s in rule.path])
tempdir = os.environ.get('NODE_TEST_DIR') or options.temp_dir
if tempdir:
os.environ['NODE_TEST_DIR'] = tempdir
try:
os.makedirs(tempdir)
except OSError as exception:
if exception.errno != errno.EEXIST:
print "Could not create the temporary directory", options.temp_dir
sys.exit(1)
if options.report:
PrintReport(all_cases)
result = None
def DoSkip(case):
# A list of tests that should be skipped can be provided. This is
# useful for tests that fail in some environments, e.g., under coverage.
if options.skip_tests != [""]:
if [ st for st in options.skip_tests if st in case.case.file ]:
return True
if SKIP in case.outcomes or SLOW in case.outcomes:
return True
return FLAKY in case.outcomes and options.flaky_tests == SKIP
cases_to_run = [ c for c in all_cases if not DoSkip(c) ]
if options.run is not None:
# Must ensure the list of tests is sorted before selecting, to avoid
# silent errors if this file is changed to list the tests in a way that
# can be different in different machines
cases_to_run.sort(key=lambda c: (c.case.arch, c.case.mode, c.case.file))
cases_to_run = [ cases_to_run[i] for i
in xrange(options.run[0],
len(cases_to_run),
options.run[1]) ]
if len(cases_to_run) == 0:
print "No tests to run."
return 1
else:
try:
start = time.time()
if RunTestCases(cases_to_run, options.progress, options.j, options.flaky_tests):
result = 0
else:
result = 1
duration = time.time() - start
except KeyboardInterrupt:
print "Interrupted"
return 1
if options.time:
# Write the times to stderr to make it easy to separate from the
# test output.
print
sys.stderr.write("--- Total time: %s ---\n" % FormatTime(duration))
timed_tests = [ t.case for t in cases_to_run if not t.case.duration is None ]
timed_tests.sort(lambda a, b: a.CompareTime(b))
index = 1
for entry in timed_tests[:20]:
t = FormatTime(entry.duration.total_seconds())
sys.stderr.write("%4i (%s) %s\n" % (index, t, entry.GetLabel()))
index += 1
return result
if __name__ == '__main__':
sys.exit(Main())