#!/usr/bin/env python
# Copyright (c) 2012 The Chromium Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
''' Runs various chrome tests through valgrind_test.py.'''
import glob
import logging
import multiprocessing
import optparse
import os
import stat
import sys
import logging_utils
import path_utils
import common
import valgrind_test
class TestNotFound(Exception): pass
class MultipleGTestFiltersSpecified(Exception): pass
class BuildDirNotFound(Exception): pass
class BuildDirAmbiguous(Exception): pass
class ChromeTests:
SLOW_TOOLS = ["memcheck", "tsan", "tsan_rv", "drmemory"]
LAYOUT_TESTS_DEFAULT_CHUNK_SIZE = 500
def __init__(self, options, args, test):
if ':' in test:
(self._test, self._gtest_filter) = test.split(':', 1)
else:
self._test = test
self._gtest_filter = options.gtest_filter
if self._test not in self._test_list:
raise TestNotFound("Unknown test: %s" % test)
if options.gtest_filter and options.gtest_filter != self._gtest_filter:
raise MultipleGTestFiltersSpecified("Can not specify both --gtest_filter "
"and --test %s" % test)
self._options = options
self._args = args
script_dir = path_utils.ScriptDir()
# Compute the top of the tree (the "source dir") from the script dir (where
# this script lives). We assume that the script dir is in tools/valgrind/
# relative to the top of the tree.
self._source_dir = os.path.dirname(os.path.dirname(script_dir))
# since this path is used for string matching, make sure it's always
# an absolute Unix-style path
self._source_dir = os.path.abspath(self._source_dir).replace('\\', '/')
valgrind_test_script = os.path.join(script_dir, "valgrind_test.py")
self._command_preamble = ["--source-dir=%s" % (self._source_dir)]
if not self._options.build_dir:
dirs = [
os.path.join(self._source_dir, "xcodebuild", "Debug"),
os.path.join(self._source_dir, "out", "Debug"),
os.path.join(self._source_dir, "build", "Debug"),
]
build_dir = [d for d in dirs if os.path.isdir(d)]
if len(build_dir) > 1:
raise BuildDirAmbiguous("Found more than one suitable build dir:\n"
"%s\nPlease specify just one "
"using --build-dir" % ", ".join(build_dir))
elif build_dir:
self._options.build_dir = build_dir[0]
else:
self._options.build_dir = None
if self._options.build_dir:
build_dir = os.path.abspath(self._options.build_dir)
self._command_preamble += ["--build-dir=%s" % (self._options.build_dir)]
def _EnsureBuildDirFound(self):
if not self._options.build_dir:
raise BuildDirNotFound("Oops, couldn't find a build dir, please "
"specify it manually using --build-dir")
def _DefaultCommand(self, tool, exe=None, valgrind_test_args=None):
'''Generates the default command array that most tests will use.'''
if exe and common.IsWindows():
exe += '.exe'
cmd = list(self._command_preamble)
# Find all suppressions matching the following pattern:
# tools/valgrind/TOOL/suppressions[_PLATFORM].txt
# and list them with --suppressions= prefix.
script_dir = path_utils.ScriptDir()
tool_name = tool.ToolName();
suppression_file = os.path.join(script_dir, tool_name, "suppressions.txt")
if os.path.exists(suppression_file):
cmd.append("--suppressions=%s" % suppression_file)
# Platform-specific suppression
for platform in common.PlatformNames():
platform_suppression_file = \
os.path.join(script_dir, tool_name, 'suppressions_%s.txt' % platform)
if os.path.exists(platform_suppression_file):
cmd.append("--suppressions=%s" % platform_suppression_file)
if self._options.valgrind_tool_flags:
cmd += self._options.valgrind_tool_flags.split(" ")
if self._options.keep_logs:
cmd += ["--keep_logs"]
if valgrind_test_args != None:
for arg in valgrind_test_args:
cmd.append(arg)
if exe:
self._EnsureBuildDirFound()
cmd.append(os.path.join(self._options.build_dir, exe))
# Valgrind runs tests slowly, so slow tests hurt more; show elapased time
# so we can find the slowpokes.
cmd.append("--gtest_print_time")
# Built-in test launcher for gtest-based executables runs tests using
# multiple process by default. Force the single-process mode back.
cmd.append("--single-process-tests")
if self._options.gtest_repeat:
cmd.append("--gtest_repeat=%s" % self._options.gtest_repeat)
if self._options.gtest_shuffle:
cmd.append("--gtest_shuffle")
if self._options.brave_new_test_launcher:
cmd.append("--brave-new-test-launcher")
if self._options.test_launcher_bot_mode:
cmd.append("--test-launcher-bot-mode")
return cmd
def Run(self):
''' Runs the test specified by command-line argument --test '''
logging.info("running test %s" % (self._test))
return self._test_list[self._test](self)
def _AppendGtestFilter(self, tool, name, cmd):
'''Append an appropriate --gtest_filter flag to the googletest binary
invocation.
If the user passed his own filter mentioning only one test, just use it.
Othewise, filter out tests listed in the appropriate gtest_exclude files.
'''
if (self._gtest_filter and
":" not in self._gtest_filter and
"?" not in self._gtest_filter and
"*" not in self._gtest_filter):
cmd.append("--gtest_filter=%s" % self._gtest_filter)
return
filters = []
gtest_files_dir = os.path.join(path_utils.ScriptDir(), "gtest_exclude")
gtest_filter_files = [
os.path.join(gtest_files_dir, name + ".gtest-%s.txt" % tool.ToolName())]
# Use ".gtest.txt" files only for slow tools, as they now contain
# Valgrind- and Dr.Memory-specific filters.
# TODO(glider): rename the files to ".gtest_slow.txt"
if tool.ToolName() in ChromeTests.SLOW_TOOLS:
gtest_filter_files += [os.path.join(gtest_files_dir, name + ".gtest.txt")]
for platform_suffix in common.PlatformNames():
gtest_filter_files += [
os.path.join(gtest_files_dir, name + ".gtest_%s.txt" % platform_suffix),
os.path.join(gtest_files_dir, name + ".gtest-%s_%s.txt" % \
(tool.ToolName(), platform_suffix))]
logging.info("Reading gtest exclude filter files:")
for filename in gtest_filter_files:
# strip the leading absolute path (may be very long on the bot)
# and the following / or \.
readable_filename = filename.replace("\\", "/") # '\' on Windows
readable_filename = readable_filename.replace(self._source_dir, "")[1:]
if not os.path.exists(filename):
logging.info(" \"%s\" - not found" % readable_filename)
continue
logging.info(" \"%s\" - OK" % readable_filename)
f = open(filename, 'r')
for line in f.readlines():
if line.startswith("#") or line.startswith("//") or line.isspace():
continue
line = line.rstrip()
test_prefixes = ["FLAKY", "FAILS"]
for p in test_prefixes:
# Strip prefixes from the test names.
line = line.replace(".%s_" % p, ".")
# Exclude the original test name.
filters.append(line)
if line[-2:] != ".*":
# List all possible prefixes if line doesn't end with ".*".
for p in test_prefixes:
filters.append(line.replace(".", ".%s_" % p))
# Get rid of duplicates.
filters = set(filters)
gtest_filter = self._gtest_filter
if len(filters):
if gtest_filter:
gtest_filter += ":"
if gtest_filter.find("-") < 0:
gtest_filter += "-"
else:
gtest_filter = "-"
gtest_filter += ":".join(filters)
if gtest_filter:
cmd.append("--gtest_filter=%s" % gtest_filter)
@staticmethod
def ShowTests():
test_to_names = {}
for name, test_function in ChromeTests._test_list.iteritems():
test_to_names.setdefault(test_function, []).append(name)
name_to_aliases = {}
for names in test_to_names.itervalues():
names.sort(key=lambda name: len(name))
name_to_aliases[names[0]] = names[1:]
print
print "Available tests:"
print "----------------"
for name, aliases in sorted(name_to_aliases.iteritems()):
if aliases:
print " {} (aka {})".format(name, ', '.join(aliases))
else:
print " {}".format(name)
def SetupLdPath(self, requires_build_dir):
if requires_build_dir:
self._EnsureBuildDirFound()
elif not self._options.build_dir:
return
# Append build_dir to LD_LIBRARY_PATH so external libraries can be loaded.
if (os.getenv("LD_LIBRARY_PATH")):
os.putenv("LD_LIBRARY_PATH", "%s:%s" % (os.getenv("LD_LIBRARY_PATH"),
self._options.build_dir))
else:
os.putenv("LD_LIBRARY_PATH", self._options.build_dir)
def SimpleTest(self, module, name, valgrind_test_args=None, cmd_args=None):
tool = valgrind_test.CreateTool(self._options.valgrind_tool)
cmd = self._DefaultCommand(tool, name, valgrind_test_args)
self._AppendGtestFilter(tool, name, cmd)
cmd.extend(['--test-tiny-timeout=1000'])
if cmd_args:
cmd.extend(cmd_args)
self.SetupLdPath(True)
return tool.Run(cmd, module)
def RunCmdLine(self):
tool = valgrind_test.CreateTool(self._options.valgrind_tool)
cmd = self._DefaultCommand(tool, None, self._args)
self.SetupLdPath(False)
return tool.Run(cmd, None)
def TestAppList(self):
return self.SimpleTest("app_list", "app_list_unittests")
def TestAsh(self):
return self.SimpleTest("ash", "ash_unittests")
def TestAura(self):
return self.SimpleTest("aura", "aura_unittests")
def TestBase(self):
return self.SimpleTest("base", "base_unittests")
def TestChromeOS(self):
return self.SimpleTest("chromeos", "chromeos_unittests")
def TestComponents(self):
return self.SimpleTest("components", "components_unittests")
def TestCompositor(self):
return self.SimpleTest("compositor", "compositor_unittests")
def TestContent(self):
return self.SimpleTest("content", "content_unittests")
def TestContentBrowser(self):
return self.SimpleTest("content", "content_browsertests")
def TestCourgette(self):
return self.SimpleTest("courgette", "courgette_unittests")
def TestCrypto(self):
return self.SimpleTest("crypto", "crypto_unittests")
def TestDevice(self):
return self.SimpleTest("device", "device_unittests")
def TestEvents(self):
return self.SimpleTest("events", "events_unittests")
def TestFFmpeg(self):
return self.SimpleTest("chrome", "ffmpeg_unittests")
def TestFFmpegRegressions(self):
return self.SimpleTest("chrome", "ffmpeg_regression_tests")
def TestGPU(self):
return self.SimpleTest("gpu", "gpu_unittests")
def TestIpc(self):
return self.SimpleTest("ipc", "ipc_tests",
valgrind_test_args=["--trace_children"])
def TestJingle(self):
return self.SimpleTest("chrome", "jingle_unittests")
def TestMedia(self):
return self.SimpleTest("chrome", "media_unittests")
def TestMessageCenter(self):
return self.SimpleTest("message_center", "message_center_unittests")
def TestNet(self):
return self.SimpleTest("net", "net_unittests")
def TestNetPerf(self):
return self.SimpleTest("net", "net_perftests")
def TestPPAPI(self):
return self.SimpleTest("chrome", "ppapi_unittests")
def TestPrinting(self):
return self.SimpleTest("chrome", "printing_unittests")
def TestRemoting(self):
return self.SimpleTest("chrome", "remoting_unittests",
cmd_args=[
"--ui-test-action-timeout=60000",
"--ui-test-action-max-timeout=150000"])
def TestSql(self):
return self.SimpleTest("chrome", "sql_unittests")
def TestSync(self):
return self.SimpleTest("chrome", "sync_unit_tests")
def TestLinuxSandbox(self):
return self.SimpleTest("sandbox", "sandbox_linux_unittests")
def TestUnit(self):
# http://crbug.com/51716
# Disabling all unit tests
# Problems reappeared after r119922
if common.IsMac() and (self._options.valgrind_tool == "memcheck"):
logging.warning("unit_tests are disabled for memcheck on MacOS.")
return 0;
return self.SimpleTest("chrome", "unit_tests")
def TestUIUnit(self):
return self.SimpleTest("chrome", "ui_unittests")
def TestURL(self):
return self.SimpleTest("chrome", "url_unittests")
def TestViews(self):
return self.SimpleTest("views", "views_unittests")
# Valgrind timeouts are in seconds.
UI_VALGRIND_ARGS = ["--timeout=14400", "--trace_children", "--indirect"]
# UI test timeouts are in milliseconds.
UI_TEST_ARGS = ["--ui-test-action-timeout=60000",
"--ui-test-action-max-timeout=150000",
"--no-sandbox"]
# TODO(thestig) fine-tune these values.
# Valgrind timeouts are in seconds.
BROWSER_VALGRIND_ARGS = ["--timeout=50000", "--trace_children", "--indirect"]
# Browser test timeouts are in milliseconds.
BROWSER_TEST_ARGS = ["--ui-test-action-timeout=400000",
"--ui-test-action-max-timeout=800000",
"--no-sandbox"]
def TestAutomatedUI(self):
return self.SimpleTest("chrome", "automated_ui_tests",
valgrind_test_args=self.UI_VALGRIND_ARGS,
cmd_args=self.UI_TEST_ARGS)
def TestBrowser(self):
return self.SimpleTest("chrome", "browser_tests",
valgrind_test_args=self.BROWSER_VALGRIND_ARGS,
cmd_args=self.BROWSER_TEST_ARGS)
def TestInteractiveUI(self):
return self.SimpleTest("chrome", "interactive_ui_tests",
valgrind_test_args=self.UI_VALGRIND_ARGS,
cmd_args=self.UI_TEST_ARGS)
def TestReliability(self):
script_dir = path_utils.ScriptDir()
url_list_file = os.path.join(script_dir, "reliability", "url_list.txt")
return self.SimpleTest("chrome", "reliability_tests",
valgrind_test_args=self.UI_VALGRIND_ARGS,
cmd_args=(self.UI_TEST_ARGS +
["--list=%s" % url_list_file]))
def TestSafeBrowsing(self):
return self.SimpleTest("chrome", "safe_browsing_tests",
valgrind_test_args=self.UI_VALGRIND_ARGS,
cmd_args=(["--ui-test-action-max-timeout=450000"]))
def TestSyncIntegration(self):
return self.SimpleTest("chrome", "sync_integration_tests",
valgrind_test_args=self.UI_VALGRIND_ARGS,
cmd_args=(["--ui-test-action-max-timeout=450000"]))
def TestLayoutChunk(self, chunk_num, chunk_size):
# Run tests [chunk_num*chunk_size .. (chunk_num+1)*chunk_size) from the
# list of tests. Wrap around to beginning of list at end.
# If chunk_size is zero, run all tests in the list once.
# If a text file is given as argument, it is used as the list of tests.
#
# Build the ginormous commandline in 'cmd'.
# It's going to be roughly
# python valgrind_test.py ... python run_webkit_tests.py ...
# but we'll use the --indirect flag to valgrind_test.py
# to avoid valgrinding python.
# Start by building the valgrind_test.py commandline.
tool = valgrind_test.CreateTool(self._options.valgrind_tool)
cmd = self._DefaultCommand(tool)
cmd.append("--trace_children")
cmd.append("--indirect_webkit_layout")
cmd.append("--ignore_exit_code")
# Now build script_cmd, the run_webkits_tests.py commandline
# Store each chunk in its own directory so that we can find the data later
chunk_dir = os.path.join("layout", "chunk_%05d" % chunk_num)
out_dir = os.path.join(path_utils.ScriptDir(), "latest")
out_dir = os.path.join(out_dir, chunk_dir)
if os.path.exists(out_dir):
old_files = glob.glob(os.path.join(out_dir, "*.txt"))
for f in old_files:
os.remove(f)
else:
os.makedirs(out_dir)
script = os.path.join(self._source_dir, "webkit", "tools", "layout_tests",
"run_webkit_tests.py")
# http://crbug.com/260627: After the switch to content_shell from DRT, each
# test now brings up 3 processes. Under Valgrind, they become memory bound
# and can eventually OOM if we don't reduce the total count.
jobs = max(1, int(multiprocessing.cpu_count() * 0.4))
script_cmd = ["python", script, "-v",
"--run-singly", # run a separate DumpRenderTree for each test
"--fully-parallel",
"--child-processes=%d" % jobs,
"--time-out-ms=200000",
"--no-retry-failures", # retrying takes too much time
# http://crbug.com/176908: Don't launch a browser when done.
"--no-show-results",
"--nocheck-sys-deps"]
# Pass build mode to run_webkit_tests.py. We aren't passed it directly,
# so parse it out of build_dir. run_webkit_tests.py can only handle
# the two values "Release" and "Debug".
# TODO(Hercules): unify how all our scripts pass around build mode
# (--mode / --target / --build-dir / --debug)
if self._options.build_dir:
build_root, mode = os.path.split(self._options.build_dir)
script_cmd.extend(["--build-directory", build_root, "--target", mode])
if (chunk_size > 0):
script_cmd.append("--run-chunk=%d:%d" % (chunk_num, chunk_size))
if len(self._args):
# if the arg is a txt file, then treat it as a list of tests
if os.path.isfile(self._args[0]) and self._args[0][-4:] == ".txt":
script_cmd.append("--test-list=%s" % self._args[0])
else:
script_cmd.extend(self._args)
self._AppendGtestFilter(tool, "layout", script_cmd)
# Now run script_cmd with the wrapper in cmd
cmd.extend(["--"])
cmd.extend(script_cmd)
# Layout tests often times fail quickly, but the buildbot remains green.
# Detect this situation when running with the default chunk size.
if chunk_size == self.LAYOUT_TESTS_DEFAULT_CHUNK_SIZE:
min_runtime_in_seconds=120
else:
min_runtime_in_seconds=0
ret = tool.Run(cmd, "layout", min_runtime_in_seconds=min_runtime_in_seconds)
return ret
def TestLayout(self):
# A "chunk file" is maintained in the local directory so that each test
# runs a slice of the layout tests of size chunk_size that increments with
# each run. Since tests can be added and removed from the layout tests at
# any time, this is not going to give exact coverage, but it will allow us
# to continuously run small slices of the layout tests under valgrind rather
# than having to run all of them in one shot.
chunk_size = self._options.num_tests
if (chunk_size == 0):
return self.TestLayoutChunk(0, 0)
chunk_num = 0
chunk_file = os.path.join("valgrind_layout_chunk.txt")
logging.info("Reading state from " + chunk_file)
try:
f = open(chunk_file)
if f:
str = f.read()
if len(str):
chunk_num = int(str)
# This should be enough so that we have a couple of complete runs
# of test data stored in the archive (although note that when we loop
# that we almost guaranteed won't be at the end of the test list)
if chunk_num > 10000:
chunk_num = 0
f.close()
except IOError, (errno, strerror):
logging.error("error reading from file %s (%d, %s)" % (chunk_file,
errno, strerror))
# Save the new chunk size before running the tests. Otherwise if a
# particular chunk hangs the bot, the chunk number will never get
# incremented and the bot will be wedged.
logging.info("Saving state to " + chunk_file)
try:
f = open(chunk_file, "w")
chunk_num += 1
f.write("%d" % chunk_num)
f.close()
except IOError, (errno, strerror):
logging.error("error writing to file %s (%d, %s)" % (chunk_file, errno,
strerror))
# Since we're running small chunks of the layout tests, it's important to
# mark the ones that have errors in them. These won't be visible in the
# summary list for long, but will be useful for someone reviewing this bot.
return self.TestLayoutChunk(chunk_num, chunk_size)
# The known list of tests.
# Recognise the original abbreviations as well as full executable names.
_test_list = {
"cmdline" : RunCmdLine,
"app_list": TestAppList, "app_list_unittests": TestAppList,
"ash": TestAsh, "ash_unittests": TestAsh,
"aura": TestAura, "aura_unittests": TestAura,
"automated_ui" : TestAutomatedUI,
"base": TestBase, "base_unittests": TestBase,
"browser": TestBrowser, "browser_tests": TestBrowser,
"chromeos": TestChromeOS, "chromeos_unittests": TestChromeOS,
"components": TestComponents,"components_unittests": TestComponents,
"compositor": TestCompositor,"compositor_unittests": TestCompositor,
"content": TestContent, "content_unittests": TestContent,
"content_browsertests": TestContentBrowser,
"courgette": TestCourgette, "courgette_unittests": TestCourgette,
"crypto": TestCrypto, "crypto_unittests": TestCrypto,
"device": TestDevice, "device_unittests": TestDevice,
"events": TestEvents, "events_unittests": TestEvents,
"ffmpeg": TestFFmpeg, "ffmpeg_unittests": TestFFmpeg,
"ffmpeg_regression_tests": TestFFmpegRegressions,
"gpu": TestGPU, "gpu_unittests": TestGPU,
"ipc": TestIpc, "ipc_tests": TestIpc,
"interactive_ui": TestInteractiveUI,
"jingle": TestJingle, "jingle_unittests": TestJingle,
"layout": TestLayout, "layout_tests": TestLayout,
"webkit": TestLayout,
"media": TestMedia, "media_unittests": TestMedia,
"message_center": TestMessageCenter,
"message_center_unittests" : TestMessageCenter,
"net": TestNet, "net_unittests": TestNet,
"net_perf": TestNetPerf, "net_perftests": TestNetPerf,
"ppapi": TestPPAPI, "ppapi_unittests": TestPPAPI,
"printing": TestPrinting, "printing_unittests": TestPrinting,
"reliability": TestReliability, "reliability_tests": TestReliability,
"remoting": TestRemoting, "remoting_unittests": TestRemoting,
"safe_browsing": TestSafeBrowsing, "safe_browsing_tests": TestSafeBrowsing,
"sandbox": TestLinuxSandbox, "sandbox_linux_unittests": TestLinuxSandbox,
"sql": TestSql, "sql_unittests": TestSql,
"sync": TestSync, "sync_unit_tests": TestSync,
"sync_integration_tests": TestSyncIntegration,
"sync_integration": TestSyncIntegration,
"ui_unit": TestUIUnit, "ui_unittests": TestUIUnit,
"unit": TestUnit, "unit_tests": TestUnit,
"url": TestURL, "url_unittests": TestURL,
"views": TestViews, "views_unittests": TestViews,
}
def _main():
parser = optparse.OptionParser("usage: %prog -b <dir> -t <test> "
"[-t <test> ...]")
parser.add_option("--help-tests", dest="help_tests", action="store_true",
default=False, help="List all available tests")
parser.add_option("-b", "--build-dir",
help="the location of the compiler output")
parser.add_option("--target", help="Debug or Release")
parser.add_option("-t", "--test", action="append", default=[],
help="which test to run, supports test:gtest_filter format "
"as well.")
parser.add_option("--baseline", action="store_true", default=False,
help="generate baseline data instead of validating")
parser.add_option("--gtest_filter",
help="additional arguments to --gtest_filter")
parser.add_option("--gtest_repeat", help="argument for --gtest_repeat")
parser.add_option("--gtest_shuffle", action="store_true", default=False,
help="Randomize tests' orders on every iteration.")
parser.add_option("-v", "--verbose", action="store_true", default=False,
help="verbose output - enable debug log messages")
parser.add_option("--tool", dest="valgrind_tool", default="memcheck",
help="specify a valgrind tool to run the tests under")
parser.add_option("--tool_flags", dest="valgrind_tool_flags", default="",
help="specify custom flags for the selected valgrind tool")
parser.add_option("--keep_logs", action="store_true", default=False,
help="store memory tool logs in the <tool>.logs directory "
"instead of /tmp.\nThis can be useful for tool "
"developers/maintainers.\nPlease note that the <tool>"
".logs directory will be clobbered on tool startup.")
parser.add_option("-n", "--num_tests", type="int",
default=ChromeTests.LAYOUT_TESTS_DEFAULT_CHUNK_SIZE,
help="for layout tests: # of subtests per run. 0 for all.")
# TODO(thestig) Remove this if we can.
parser.add_option("--gtest_color", dest="gtest_color", default="no",
help="dummy compatibility flag for sharding_supervisor.")
parser.add_option("--brave-new-test-launcher", action="store_true",
help="run the tests with --brave-new-test-launcher")
parser.add_option("--test-launcher-bot-mode", action="store_true",
help="run the tests with --test-launcher-bot-mode")
options, args = parser.parse_args()
# Bake target into build_dir.
if options.target and options.build_dir:
assert (options.target !=
os.path.basename(os.path.dirname(options.build_dir)))
options.build_dir = os.path.join(os.path.abspath(options.build_dir),
options.target)
if options.verbose:
logging_utils.config_root(logging.DEBUG)
else:
logging_utils.config_root()
if options.help_tests:
ChromeTests.ShowTests()
return 0
if not options.test:
parser.error("--test not specified")
if len(options.test) != 1 and options.gtest_filter:
parser.error("--gtest_filter and multiple tests don't make sense together")
for t in options.test:
tests = ChromeTests(options, args, t)
ret = tests.Run()
if ret: return ret
return 0
if __name__ == "__main__":
sys.exit(_main())