Remove heapcheck support.

tools/heapcheck/chrome_tests.py

Index: tools/heapcheck/chrome_tests.py
diff --git a/tools/heapcheck/chrome_tests.py b/tools/heapcheck/chrome_tests.py
deleted file mode 100755
index aad6b19a89b41ac4f39cef595e2c08e643079a25..0000000000000000000000000000000000000000
--- a/tools/heapcheck/chrome_tests.py
+++ /dev/null
@@ -1,519 +0,0 @@
-#!/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 heapcheck_test.py.
-
-Most of this code is copied from ../valgrind/chrome_tests.py.
-TODO(glider): put common functions to a standalone module.
-'''
-
-import glob
-import logging
-import multiprocessing
-import optparse
-import os
-import stat
-import sys
-
-import logging_utils
-import path_utils
-
-import common
-import heapcheck_test
-
-class TestNotFound(Exception): pass
-
-def Dir2IsNewer(dir1, dir2):
-  if dir2 is None or not os.path.isdir(dir2):
-    return False
-  if dir1 is None or not os.path.isdir(dir1):
-    return True
-  return os.stat(dir2)[stat.ST_MTIME] > os.stat(dir1)[stat.ST_MTIME]
-
-def FindNewestDir(dirs):
-  newest_dir = None
-  for dir in dirs:
-    if Dir2IsNewer(newest_dir, dir):
-      newest_dir = dir
-  return newest_dir
-
-def File2IsNewer(file1, file2):
-  if file2 is None or not os.path.isfile(file2):
-    return False
-  if file1 is None or not os.path.isfile(file1):
-    return True
-  return os.stat(file2)[stat.ST_MTIME] > os.stat(file1)[stat.ST_MTIME]
-
-def FindDirContainingNewestFile(dirs, file):
-  """Searches for the directory containing the newest copy of |file|.
-
-  Args:
-    dirs: A list of paths to the directories to search among.
-    file: A string containing the file name to search.
-
-  Returns:
-    The string representing the the directory containing the newest copy of
-    |file|.
-
-  Raises:
-    IOError: |file| was not found.
-  """
-  newest_dir = None
-  newest_file = None
-  for dir in dirs:
-    the_file = os.path.join(dir, file)
-    if File2IsNewer(newest_file, the_file):
-      newest_dir = dir
-      newest_file = the_file
-  if newest_dir is None:
-    raise IOError("cannot find file %s anywhere, have you built it?" % file)
-  return newest_dir
-
-class ChromeTests(object):
-  '''This class is derived from the chrome_tests.py file in ../purify/.
-  '''
-
-  def __init__(self, options, args, test):
-    # The known list of tests.
-    # Recognise the original abbreviations as well as full executable names.
-    self._test_list = {
-      "app_list": self.TestAppList,     "app_list_unittests": self.TestAppList,
-      "ash": self.TestAsh,              "ash_unittests": self.TestAsh,
-      "aura": self.TestAura,            "aura_unittests": self.TestAura,
-      "base": self.TestBase,            "base_unittests": self.TestBase,
-      "browser": self.TestBrowser,      "browser_tests": self.TestBrowser,
-      "chromeos": self.TestChromeOS,    "chromeos_unittests": self.TestChromeOS,
-      "components": self.TestComponents,
-      "components_unittests": self.TestComponents,
-      "compositor": self.TestCompositor,
-      "compositor_unittests": self.TestCompositor,
-      "content": self.TestContent,      "content_unittests": self.TestContent,
-      "content_browsertests": self.TestContentBrowser,
-      "courgette": self.TestCourgette,
-      "courgette_unittests": self.TestCourgette,
-      "crypto": self.TestCrypto,        "crypto_unittests": self.TestCrypto,
-      "device": self.TestDevice,        "device_unittests": self.TestDevice,
-      "events": self.TestEvents,        "events_unittests": self.TestEvents,
-      "gpu": self.TestGPU,              "gpu_unittests": self.TestGPU,
-      "ipc": self.TestIpc,              "ipc_tests": self.TestIpc,
-      "jingle": self.TestJingle,        "jingle_unittests": self.TestJingle,
-      "layout": self.TestLayout,        "layout_tests": self.TestLayout,
-      "media": self.TestMedia,          "media_unittests": self.TestMedia,
-      "message_center": self.TestMessageCenter,
-      "message_center_unittests" : self.TestMessageCenter,
-      "net": self.TestNet,              "net_unittests": self.TestNet,
-      "ppapi": self.TestPPAPI,          "ppapi_unittests": self.TestPPAPI,
-      "printing": self.TestPrinting,    "printing_unittests": self.TestPrinting,
-      "remoting": self.TestRemoting,    "remoting_unittests": self.TestRemoting,
-      "sql": self.TestSql,              "sql_unittests": self.TestSql,
-      "startup": self.TestStartup,      "startup_tests": self.TestStartup,
-      "sync": self.TestSync,            "sync_unit_tests": self.TestSync,
-      "ui_unit": self.TestUIUnit,       "ui_unittests": self.TestUIUnit,
-      "unit": self.TestUnit,            "unit_tests": self.TestUnit,
-      "url": self.TestURL,              "url_unittests": self.TestURL,
-      "views": self.TestViews,          "views_unittests": self.TestViews,
-    }
-
-    if test not in self._test_list:
-      raise TestNotFound("Unknown test: %s" % test)
-
-    self._options = options
-    self._args = args
-    self._test = test
-
-    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/heapcheck/
-    # 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('\\', '/')
-
-    heapcheck_test_script = os.path.join(script_dir, "heapcheck_test.py")
-    self._command_preamble = [heapcheck_test_script]
-
-  def _DefaultCommand(self, module, exe=None, heapcheck_test_args=None):
-    '''Generates the default command array that most tests will use.
-
-    Args:
-      module: The module name (corresponds to the dir in src/ where the test
-              data resides).
-      exe: The executable name.
-      heapcheck_test_args: additional arguments to append to the command line.
-    Returns:
-      A string with the command to run the test.
-    '''
-    if not self._options.build_dir:
-      dirs = [
-        os.path.join(self._source_dir, "xcodebuild", "Debug"),
-        os.path.join(self._source_dir, "out", "Debug"),
-      ]
-      if exe:
-        self._options.build_dir = FindDirContainingNewestFile(dirs, exe)
-      else:
-        self._options.build_dir = FindNewestDir(dirs)
-
-    cmd = list(self._command_preamble)
-
-    if heapcheck_test_args != None:
-      for arg in heapcheck_test_args:
-        cmd.append(arg)
-    if exe:
-      cmd.append(os.path.join(self._options.build_dir, exe))
-      # Heapcheck runs tests slowly, so slow tests hurt more; show elapased time
-      # so we can find the slowpokes.
-      cmd.append("--gtest_print_time")
-    if self._options.gtest_repeat:
-      cmd.append("--gtest_repeat=%s" % self._options.gtest_repeat)
-    return cmd
-
-  def Suppressions(self):
-    '''Builds the list of available suppressions files.'''
-    ret = []
-    directory = path_utils.ScriptDir()
-    suppression_file = os.path.join(directory, "suppressions.txt")
-    if os.path.exists(suppression_file):
-      ret.append(suppression_file)
-    suppression_file = os.path.join(directory, "suppressions_linux.txt")
-    if os.path.exists(suppression_file):
-      ret.append(suppression_file)
-    return ret
-
-  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]()
-
-  def _ReadGtestFilterFile(self, name, cmd):
-    '''Reads files which contain lists of tests to filter out with
-    --gtest_filter and appends the command-line option to |cmd|.
-
-    Args:
-      name: the test executable name.
-      cmd: the test running command line to be modified.
-    '''
-    filters = []
-    directory = path_utils.ScriptDir()
-    gtest_filter_files = [
-        os.path.join(directory, name + ".gtest-heapcheck.txt"),
-        # TODO(glider): Linux vs. CrOS?
-    ]
-    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(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()
-        filters.append(line)
-    gtest_filter = self._options.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)
-
-  def SimpleTest(self, module, name, heapcheck_test_args=None, cmd_args=None):
-    '''Builds the command line and runs the specified test.
-
-    Args:
-      module: The module name (corresponds to the dir in src/ where the test
-              data resides).
-      name: The executable name.
-      heapcheck_test_args: Additional command line args for heap checker.
-      cmd_args: Additional command line args for the test.
-    '''
-    cmd = self._DefaultCommand(module, name, heapcheck_test_args)
-    supp = self.Suppressions()
-    self._ReadGtestFilterFile(name, cmd)
-    if cmd_args:
-      cmd.extend(["--"])
-      cmd.extend(cmd_args)
-
-    # Sets LD_LIBRARY_PATH to the build folder 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)
-    return heapcheck_test.RunTool(cmd, supp, module)
-
-  # TODO(glider): it's an overkill to define a method for each simple test.
-  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 TestBrowser(self):
-    return self.SimpleTest("chrome", "browser_tests")
-
-  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 TestGPU(self):
-    return self.SimpleTest("gpu", "gpu_unittests")
-
-  def TestIpc(self):
-    return self.SimpleTest("ipc", "ipc_tests")
-
-  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 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")
-
-  def TestSync(self):
-    return self.SimpleTest("chrome", "sync_unit_tests")
-
-  def TestStartup(self):
-    # We don't need the performance results, we're just looking for pointer
-    # errors, so set number of iterations down to the minimum.
-    os.putenv("STARTUP_TESTS_NUMCYCLES", "1")
-    logging.info("export STARTUP_TESTS_NUMCYCLES=1");
-    return self.SimpleTest("chrome", "startup_tests")
-
-  def TestUIUnit(self):
-    return self.SimpleTest("chrome", "ui_unittests")
-
-  def TestUnit(self):
-    return self.SimpleTest("chrome", "unit_tests")
-
-  def TestURL(self):
-    return self.SimpleTest("chrome", "url_unittests")
-
-  def TestSql(self):
-    return self.SimpleTest("chrome", "sql_unittests")
-
-  def TestViews(self):
-    return self.SimpleTest("views", "views_unittests")
-
-  def TestLayoutChunk(self, chunk_num, chunk_size):
-    '''Runs tests [chunk_num*chunk_size .. (chunk_num+1)*chunk_size).
-
-    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 heapcheck_test.py ... python run_webkit_tests.py ...
-    # but we'll use the --indirect flag to heapcheck_test.py
-    # to avoid heapchecking python.
-    # Start by building the heapcheck_test.py commandline.
-    cmd = self._DefaultCommand("webkit")
-
-    # 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")
-    # While Heapcheck is not memory bound like Valgrind for running layout tests
-    # in parallel, it is still CPU bound. Many machines have hyper-threading
-    # turned on, so the real number of cores is actually half.
-    jobs = max(1, int(multiprocessing.cpu_count() * 0.5))
-    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.endswith("Debug"):
-      script_cmd.append("--debug");
-    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._ReadGtestFilterFile("layout", script_cmd)
-
-    # Now run script_cmd with the wrapper in cmd
-    cmd.extend(["--"])
-    cmd.extend(script_cmd)
-    supp = self.Suppressions()
-    return heapcheck_test.RunTool(cmd, supp, "layout")
-
-  def TestLayout(self):
-    '''Runs the layout tests.'''
-    # 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 purify 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("heapcheck_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))
-    ret = self.TestLayoutChunk(chunk_num, chunk_size)
-
-    # Wait until after the test runs to completion to write out the new chunk
-    # number.  This way, if the bot is killed, we'll start running again from
-    # the current chunk rather than skipping it.
-    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 ret
-
-
-def main():
-  if not sys.platform.startswith('linux'):
-    logging.error("Heap checking works only on Linux at the moment.")
-    return 1
-  parser = optparse.OptionParser("usage: %prog -b <dir> -t <test> "
-                                 "[-t <test> ...]")
-  parser.add_option("-b", "--build-dir",
-                    help="the location of the output of the compiler output")
-  parser.add_option("--target", help="Debug or Release")
-  parser.add_option("-t", "--test", action="append", help="which test to run")
-  parser.add_option("--gtest_filter",
-                    help="additional arguments to --gtest_filter")
-  parser.add_option("--gtest_repeat", help="argument for --gtest_repeat")
-  parser.add_option("-v", "--verbose", action="store_true", default=False,
-                    help="verbose output - enable debug log messages")
-  # My machine can do about 120 layout tests/hour in release mode.
-  # Let's do 30 minutes worth per run.
-  # The CPU is mostly idle, so perhaps we can raise this when
-  # we figure out how to run them more efficiently.
-  parser.add_option("-n", "--num_tests", default=60, type="int",
-                    help="for layout tests: # of subtests per run.  0 for all.")
-
-  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 not options.test or not len(options.test):
-    parser.error("--test not specified")
-
-  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())