#!/usr/bin/env python
#
# 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 imp
import optparse
import os
from os.path import join, dirname, abspath, basename, isdir, exists
import platform
import re
import signal
import subprocess
import sys
import tempfile
import time
import threading
import utils
from Queue import Queue, Empty
VERBOSE = False
# ---------------------------------------------
# --- 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):
self.cases = cases
self.queue = Queue(len(cases))
for case in cases:
self.queue.put_nowait(case)
self.succeeded = 0
self.remaining = len(cases)
self.total = len(cases)
self.failed = [ ]
self.crashed = 0
self.terminate = False
self.lock = threading.Lock()
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=[])
threads.append(thread)
thread.start()
try:
self.RunSingle()
# 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 Exception, e:
# If there's an exception we schedule an interruption for any
# remaining threads.
self.terminate = True
# ...and then reraise the exception to bail out
raise
self.Done()
return not self.failed
def RunSingle(self):
while not self.terminate:
try:
test = self.queue.get_nowait()
except Empty:
return
case = test.case
self.lock.acquire()
self.AboutToRun(case)
self.lock.release()
try:
start = time.time()
output = case.Run()
case.duration = (time.time() - start)
except BreakNowException:
self.terminate = True
except IOError, e:
assert self.terminate
return
if self.terminate:
return
self.lock.acquire()
if output.UnexpectedOutput():
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 "--- CRASHED ---"
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 CompactProgressIndicator(ProgressIndicator):
def __init__(self, cases, templates):
super(CompactProgressIndicator, self).__init__(cases)
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 "--- CRASHED ---"
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):
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, templates)
def ClearLine(self, last_line_length):
print "\033[1K\r",
class MonochromeProgressIndicator(CompactProgressIndicator):
def __init__(self, cases):
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, templates)
def ClearLine(self, last_line_length):
print ("\r" + (" " * last_line_length) + "\r"),
PROGRESS_INDICATORS = {
'verbose': VerboseProgressIndicator,
'dots': DotsProgressIndicator,
'color': ColorProgressIndicator,
'mono': MonochromeProgressIndicator
}
# -------------------------
# --- F r a m e w o r k ---
# -------------------------
class BreakNowException(Exception):
def __init__(self, value):
self.value = value
def __str__(self):
return repr(self.value)
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, mode):
self.path = path
self.context = context
self.duration = None
self.mode = mode
def IsNegative(self):
return False
def TestsIsolates(self):
return False
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):
full_command = self.context.processor(command)
output = Execute(full_command,
self.context,
self.context.GetTimeout(self, self.mode))
self.Cleanup()
return TestOutput(self,
full_command,
output,
self.context.store_unexpected_output)
def BeforeRun(self):
pass
def AfterRun(self, result):
pass
def GetCustomFlags(self, mode):
return None
def Run(self):
self.BeforeRun()
result = None
try:
result = self.RunCommand(self.GetCommand())
except:
self.terminate = True
raise BreakNowException("User pressed CTRL+C or IO went wrong")
finally:
self.AfterRun(result)
return result
def Cleanup(self):
return
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
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 HasPreciousOutput(self):
return self.UnexpectedOutput() and self.store_unexpected_output
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 and \
self.output.exit_code != -signal.SIGABRT
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):
if utils.IsWindows():
os.popen('taskkill /T /F /PID %d' % pid)
else:
os.kill(pid, signal.SIGTERM)
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 RunProcess(context, timeout, args, **rest):
if context.verbose: print "#", " ".join(args)
popen_args = args
prev_error_mode = SEM_INVALID_VALUE
if utils.IsWindows():
popen_args = subprocess.list2cmdline(args)
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)
process = subprocess.Popen(
shell = utils.IsWindows(),
args = popen_args,
**rest
)
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
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.
KillProcessWithID(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)
def PrintError(str):
sys.stderr.write(str)
sys.stderr.write('\n')
def CheckedUnlink(name):
# On Windows, when run with -jN in parallel processes,
# OS often fails to unlink the temp file. Not sure why.
# Need to retry.
# Idea from https://bugs.webkit.org/attachment.cgi?id=75982&action=prettypatch
retry_count = 0
while retry_count < 30:
try:
os.unlink(name)
return
except OSError, e:
retry_count += 1
time.sleep(retry_count * 0.1)
PrintError("os.unlink() " + str(e))
def Execute(args, context, timeout=None):
(fd_out, outname) = tempfile.mkstemp()
(fd_err, errname) = tempfile.mkstemp()
(process, exit_code, timed_out) = RunProcess(
context,
timeout,
args = args,
stdout = fd_out,
stderr = fd_err,
)
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 ExecuteNoCapture(args, context, timeout=None):
(process, exit_code, timed_out) = RunProcess(
context,
timeout,
args = args,
)
return CommandOutput(exit_code, False, "", "")
def CarCdr(path):
if len(path) == 0:
return (None, [ ])
else:
return (path[0], path[1:])
# Use this to run several variants of the tests, e.g.:
# VARIANT_FLAGS = [[], ['--always_compact', '--noflush_code']]
VARIANT_FLAGS = [[],
['--stress-opt', '--always-opt'],
['--nocrankshaft']]
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(file[i]):
return False
return True
def GetTestStatus(self, sections, defs):
pass
def VariantFlags(self):
return VARIANT_FLAGS
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)
finally:
if file:
file.close()
return self.config
def GetBuildRequirements(self, path, context):
return self.GetConfiguration(context).GetBuildRequirements()
def DownloadData(self, context):
config = self.GetConfiguration(context)
if 'DownloadData' in dir(config):
config.DownloadData()
def AddTestsToList(self, result, current_path, path, context, mode):
config = self.GetConfiguration(context)
for v in config.VariantFlags():
tests = config.ListTests(current_path, path, mode, v)
for t in tests: t.variant_flags = v
result += 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 DownloadData(self, path, context):
(name, rest) = CarCdr(path)
for test in self.tests:
if not name or name.match(test.GetName()):
test.DownloadData(context)
def ListTests(self, current_path, path, context, mode, variant_flags):
(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, mode)
return result
def GetTestStatus(self, context, sections, defs):
for test in self.tests:
test.GetTestStatus(context, sections, defs)
SUFFIX = {
'debug' : '_g',
'release' : '' }
FLAGS = {
'debug' : ['--nobreak-on-abort', '--enable-slow-asserts', '--debug-code', '--verify-heap'],
'release' : ['--nobreak-on-abort']}
TIMEOUT_SCALEFACTOR = {
'debug' : 4,
'release' : 1 }
class Context(object):
def __init__(self, workspace, buildspace, verbose, vm, timeout, processor, suppress_dialogs, store_unexpected_output):
self.workspace = workspace
self.buildspace = buildspace
self.verbose = verbose
self.vm_root = vm
self.timeout = timeout
self.processor = processor
self.suppress_dialogs = suppress_dialogs
self.store_unexpected_output = store_unexpected_output
def GetVm(self, mode):
name = self.vm_root + SUFFIX[mode]
if utils.IsWindows() and not name.endswith('.exe'):
name = name + '.exe'
return name
def GetVmCommand(self, testcase, mode):
return [self.GetVm(mode)] + self.GetVmFlags(testcase, mode)
def GetVmFlags(self, testcase, mode):
flags = testcase.GetCustomFlags(mode)
if flags is None:
flags = FLAGS[mode]
return testcase.variant_flags + flags
def GetTimeout(self, testcase, mode):
result = self.timeout * TIMEOUT_SCALEFACTOR[mode]
if '--stress-opt' in self.GetVmFlags(testcase, mode):
return result * 4
else:
return result
def RunTestCases(cases_to_run, progress, tasks):
progress = PROGRESS_INDICATORS[progress](cases_to_run)
result = 0
try:
result = progress.Run(tasks)
except Exception, e:
print "\n", e
return result
def BuildRequirements(context, requirements, mode, scons_flags):
command_line = (['scons', '-Y', context.workspace, 'mode=' + ",".join(mode)]
+ requirements
+ scons_flags)
output = ExecuteNoCapture(command_line, context)
return output.exit_code == 0
# -------------------------------------------
# --- 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'
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()
def Evaluate(self, env, defs):
return env[self.name]
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 Everything(Set):
def Intersect(self, that):
return that
def Union(self, that):
return self
def IsEmpty(self):
return False
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()
elif self.op == '!=':
inter = self.left.GetOutcomes(env, defs).Intersect(self.right.GetOutcomes(env, defs))
return 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)
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
def TestsIsolates(self):
return self.case.TestsIsolates()
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
print "Malformed line: '%s'." % line
return False
return True
# ---------------
# --- M a i n ---
# ---------------
ARCH_GUESS = utils.GuessArchitecture()
TIMEOUT_DEFAULT = 60;
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("-S", dest="scons_flags", help="Flag to pass through to scons",
default=[], action="append")
result.add_option("-p", "--progress",
help="The style of progress indicator (verbose, dots, color, mono)",
choices=PROGRESS_INDICATORS.keys(), default="mono")
result.add_option("--no-build", help="Don't build requirements",
default=False, action="store_true")
result.add_option("--build-only", help="Only build requirements, don't run the tests",
default=False, action="store_true")
result.add_option("--build-system", help="Build system in use (scons or gyp)",
default='scons')
result.add_option("--report", help="Print a summary of the tests to be run",
default=False, action="store_true")
result.add_option("--download-data", help="Download missing test suite data",
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=-1, 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("--simulator", help="Run tests with architecture simulator",
default='none')
result.add_option("--special-command", default=None)
result.add_option("--valgrind", help="Run tests through valgrind",
default=False, action="store_true")
result.add_option("--cat", help="Print the source of the tests",
default=False, action="store_true")
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("--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("--mips-arch-variant", help="mips architecture variant: mips32r1/mips32r2", default="mips32r2");
result.add_option("--shell", help="Path to V8 shell", default="d8")
result.add_option("--isolates", help="Whether to test isolates", default=False, action="store_true")
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("--stress-only",
help="Only run tests with --always-opt --stress-opt",
default=False, action="store_true")
result.add_option("--nostress",
help="Don't run crankshaft --always-opt --stress-op test",
default=False, action="store_true")
result.add_option("--crankshaft",
help="Run with the --crankshaft flag",
default=False, action="store_true")
result.add_option("--shard-count",
help="Split testsuites into this number of shards",
default=1, type="int")
result.add_option("--shard-run",
help="Run this shard from the split up tests.",
default=1, type="int")
result.add_option("--noprof", help="Disable profiling support",
default=False)
return result
def ProcessOptions(options):
global VERBOSE
VERBOSE = options.verbose
options.mode = options.mode.split(',')
for mode in options.mode:
if not mode in ['debug', 'release']:
print "Unknown mode %s" % mode
return False
if options.simulator != 'none':
# Simulator argument was set. Make sure arch and simulator agree.
if options.simulator != options.arch:
if options.arch == 'none':
options.arch = options.simulator
else:
print "Architecture %s does not match sim %s" %(options.arch, options.simulator)
return False
# Ensure that the simulator argument is handed down to scons.
options.scons_flags.append("simulator=" + options.simulator)
else:
# If options.arch is not set by the command line and no simulator setting
# was found, set the arch to the guess.
if options.arch == 'none':
options.arch = ARCH_GUESS
options.scons_flags.append("arch=" + options.arch)
# Simulators are slow, therefore allow a longer default timeout.
if options.timeout == -1:
if options.arch == 'arm' or options.arch == 'mips':
options.timeout = 2 * TIMEOUT_DEFAULT;
else:
options.timeout = TIMEOUT_DEFAULT;
if options.snapshot:
options.scons_flags.append("snapshot=on")
global VARIANT_FLAGS
if options.mips_arch_variant:
options.scons_flags.append("mips_arch_variant=" + options.mips_arch_variant)
if options.stress_only:
VARIANT_FLAGS = [['--stress-opt', '--always-opt']]
if options.nostress:
VARIANT_FLAGS = [[],['--nocrankshaft']]
if options.crankshaft:
if options.special_command:
options.special_command += " --crankshaft"
else:
options.special_command = "@ --crankshaft"
if options.shell.endswith("d8"):
if options.special_command:
options.special_command += " --test"
else:
options.special_command = "@ --test"
if options.noprof:
options.scons_flags.append("prof=off")
options.scons_flags.append("profilingsupport=off")
if options.build_system == 'gyp':
if options.build_only:
print "--build-only not supported for gyp, please build manually."
options.build_only = False
return True
def DoSkip(case):
return (SKIP in case.outcomes) or (SLOW in case.outcomes)
REPORT_TEMPLATE = """\
Total: %(total)i tests
* %(skipped)4d tests will be skipped
* %(timeout)4d tests are expected to timeout sometimes
* %(nocrash)4d tests are expected to be flaky but not crash
* %(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 IsFlaky(o):
return (PASS in o) and (FAIL in o) and (not CRASH in o) and (not OKAY in o)
def IsFailOk(o):
return (len(o) == 2) and (FAIL in o) and (OKAY in o)
unskipped = [c for c in cases if not DoSkip(c)]
print REPORT_TEMPLATE % {
'total': len(cases),
'skipped': len(cases) - len(unskipped),
'timeout': len([t for t in unskipped if TIMEOUT in t.outcomes]),
'nocrash': len([t for t in unskipped if IsFlaky(t.outcomes)]),
'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 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
BUILT_IN_TESTS = ['mjsunit', 'cctest', 'message', 'preparser']
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 ShardTests(tests, options):
if options.shard_count < 2:
return tests
if options.shard_run < 1 or options.shard_run > options.shard_count:
print "shard-run not a valid number, should be in [1:shard-count]"
print "defaulting back to running all tests"
return tests
count = 0
shard = []
for test in tests:
if count % options.shard_count == options.shard_run - 1:
shard.append(test)
count += 1
return shard
def Main():
parser = BuildOptions()
(options, args) = parser.parse_args()
if not ProcessOptions(options):
parser.print_help()
return 1
workspace = abspath(join(dirname(sys.argv[0]), '..'))
suites = GetSuites(join(workspace, 'test'))
repositories = [TestRepository(join(workspace, 'test', name)) for name in suites]
repositories += [TestRepository(a) for a in options.suite]
root = LiteralTestSuite(repositories)
if len(args) == 0:
paths = [SplitPath(t) for t in BUILT_IN_TESTS]
else:
paths = [ ]
for arg in args:
path = SplitPath(arg)
paths.append(path)
# 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.build_system == 'gyp':
SUFFIX['debug'] = ''
shell = abspath(options.shell)
buildspace = dirname(shell)
context = Context(workspace, buildspace, VERBOSE,
shell,
options.timeout,
GetSpecialCommandProcessor(options.special_command),
options.suppress_dialogs,
options.store_unexpected_output)
# First build the required targets
if not options.no_build:
reqs = [ ]
for path in paths:
reqs += root.GetBuildRequirements(path, context)
reqs = list(set(reqs))
if len(reqs) > 0:
if options.j != 1:
options.scons_flags += ['-j', str(options.j)]
if not BuildRequirements(context, reqs, options.mode, options.scons_flags):
return 1
# Just return if we are only building the targets for running the tests.
if options.build_only:
return 0
# Get status for tests
sections = [ ]
defs = { }
root.GetTestStatus(context, sections, defs)
config = Configuration(sections, defs)
# Download missing test suite data if requested.
if options.download_data:
for path in paths:
root.DownloadData(path, context)
# List the tests
all_cases = [ ]
all_unused = [ ]
unclassified_tests = [ ]
globally_unused_rules = None
for path in paths:
for mode in options.mode:
env = {
'mode': mode,
'system': utils.GuessOS(),
'arch': options.arch,
'simulator': options.simulator,
'crankshaft': options.crankshaft,
'isolates': options.isolates
}
test_list = root.ListTests([], path, context, mode, [])
unclassified_tests += test_list
(cases, unused_rules, all_outcomes) = 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 += ShardTests(cases, options)
all_unused.append(unused_rules)
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])
if not options.isolates:
all_cases = [c for c in all_cases if not c.TestsIsolates()]
if options.report:
PrintReport(all_cases)
result = None
cases_to_run = [ c for c in all_cases if not DoSkip(c) ]
if len(cases_to_run) == 0:
print "No tests to run."
return 0
else:
try:
start = time.time()
if RunTestCases(cases_to_run, options.progress, options.j):
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)
sys.stderr.write("%4i (%s) %s\n" % (index, t, entry.GetLabel()))
index += 1
return result
if __name__ == '__main__':
sys.exit(Main())