First commit of new tools/run-tests.py

tools/run-tests.py

Index: tools/run-tests.py
diff --git a/tools/run-tests.py b/tools/run-tests.py
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+++ b/tools/run-tests.py
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+#!/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 multiprocessing
+import optparse
+import os
+from os.path import join
+import subprocess
+import sys
+import time
+
+from testrunner.local import execution
+from testrunner.local import progress
+from testrunner.local import testsuite
+from testrunner.local import utils
+from testrunner.local import verbose
+from testrunner.network import network_execution
+from testrunner.objects import context
+
+
+ARCH_GUESS = utils.DefaultArch()
+DEFAULT_TESTS = ["mjsunit", "cctest", "message", "preparser"]
+TIMEOUT_DEFAULT = 60
+TIMEOUT_SCALEFACTOR = {"debug"   : 4,
+                       "release" : 1 }
+
+# Use this to run several variants of the tests.
+VARIANT_FLAGS = [[],
+                 ["--stress-opt", "--always-opt"],
+                 ["--nocrankshaft"]]
+MODE_FLAGS = {
+    "debug"   : ["--nobreak-on-abort", "--enable-slow-asserts",
+                 "--debug-code", "--verify-heap"],
+    "release" : ["--nobreak-on-abort"]}
+
+
+def BuildOptions():
+  result = optparse.OptionParser()
+  result.add_option("--arch",
+                    help=("The architecture to run tests for, "
+                          "'auto' or 'native' for auto-detect"),
+                    default="ia32,x64,arm")
+  result.add_option("--arch-and-mode",
+                    help="Architecture and mode in the format 'arch.mode'",
+                    default=None)
+  result.add_option("--buildbot",
+                    help="Adapt to path structure used on buildbots",
+                    default=False, action="store_true")
+  result.add_option("--cat", help="Print the source of the tests",
+                    default=False, action="store_true")
+  result.add_option("--command-prefix",
+                    help="Prepended to each shell command used to run a test",
+                    default="")
+  result.add_option("--download-data", help="Download missing test suite data",
+                    default=False, action="store_true")
+  result.add_option("--extra-flags",
+                    help="Additional flags to pass to each test command",
+                    default="")
+  result.add_option("--isolates", help="Whether to test isolates",
+                    default=False, action="store_true")
+  result.add_option("-j", help="The number of parallel tasks to run",
+                    default=0, type="int")
+  result.add_option("-m", "--mode",
+                    help="The test modes in which to run (comma-separated)",
+                    default="release,debug")
+  result.add_option("--no-network", "--nonetwork",
+                    help="Don't distribute tests on the network",
+                    default=(utils.GuessOS() != "linux"),
+                    dest="no_network", action="store_true")
+  result.add_option("--no-presubmit", "--nopresubmit",
+                    help='Skip presubmit checks',
+                    default=False, dest="no_presubmit", action="store_true")
+  result.add_option("--no-stress", "--nostress",
+                    help="Don't run crankshaft --always-opt --stress-op test",
+                    default=False, dest="no_stress", action="store_true")
+  result.add_option("--outdir", help="Base directory with compile output",
+                    default="out")
+  result.add_option("-p", "--progress",
+                    help=("The style of progress indicator"
+                          " (verbose, dots, color, mono)"),
+                    choices=progress.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("--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("--shell", help="DEPRECATED! use --shell-dir", default="")
+  result.add_option("--shell-dir", help="Directory containing executables",
+                    default="")
+  result.add_option("--stress-only",
+                    help="Only run tests with --always-opt --stress-opt",
+                    default=False, action="store_true")
+  result.add_option("--time", help="Print timing information after running",
+                    default=False, action="store_true")
+  result.add_option("-t", "--timeout", help="Timeout in seconds",
+                    default= -1, type="int")
+  result.add_option("-v", "--verbose", help="Verbose output",
+                    default=False, action="store_true")
+  result.add_option("--valgrind", help="Run tests through valgrind",
+                    default=False, action="store_true")
+  result.add_option("--warn-unused", help="Report unused rules",
+                    default=False, action="store_true")
+  return result
+
+
+def ProcessOptions(options):
+  global VARIANT_FLAGS
+
+  # Architecture and mode related stuff.
+  if options.arch_and_mode:
+    tokens = options.arch_and_mode.split(".")
+    options.arch = tokens[0]
+    options.mode = tokens[1]
+  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.arch in ["auto", "native"]:
+    options.arch = ARCH_GUESS
+  options.arch = options.arch.split(",")
+  for arch in options.arch:
+    if not arch in ['ia32', 'x64', 'arm', 'mipsel']:
+      print "Unknown architecture %s" % arch
+      return False
+
+  # Special processing of other options, sorted alphabetically.
+
+  if options.buildbot:
+    # Buildbots run presubmit tests as a separate step.
+    options.no_presubmit = True
+    options.no_network = True
+  if options.command_prefix:
+    print("Specifying --command-prefix disables network distribution, "
+          "running tests locally.")
+    options.no_network = True
+  if options.j == 0:
+    options.j = multiprocessing.cpu_count()
+  if options.no_stress:
+    VARIANT_FLAGS = [[], ["--nocrankshaft"]]
+  if not options.shell_dir:
+    if options.shell:
+      print "Warning: --shell is deprecated, use --shell-dir instead."
+      options.shell_dir = os.path.dirname(options.shell)
+  if options.stress_only:
+    VARIANT_FLAGS = [["--stress-opt", "--always-opt"]]
+  # Simulators are slow, therefore allow a longer default timeout.
+  if options.timeout == -1:
+    if options.arch == "arm" or options.arch == "mipsel":
+      options.timeout = 2 * TIMEOUT_DEFAULT;
+    else:
+      options.timeout = TIMEOUT_DEFAULT;
+  if options.valgrind:
+    run_valgrind = os.path.join("tools", "run-valgrind.py")
+    # This is OK for distributed running, so we don't need to set no_network.
+    options.command_prefix = ("python -u " + run_valgrind +
+                              options.command_prefix)
+  return True
+
+
+def ShardTests(tests, shard_count, shard_run):
+  if shard_count < 2:
+    return tests
+  if shard_run < 1 or shard_run > 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 % shard_count == 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
+
+  exit_code = 0
+  workspace = os.path.abspath(join(os.path.dirname(sys.argv[0]), ".."))
+  if not options.no_presubmit:
+    print ">>> running presubmit tests"
+    code = subprocess.call(
+        [sys.executable, join(workspace, "tools", "presubmit.py")])
+    exit_code = code
+
+  suite_paths = utils.GetSuitePaths(join(workspace, "test"))
+  print "all suite_paths:", suite_paths
+
+  if len(args) == 0:
+    suite_paths = [ s for s in suite_paths if s in DEFAULT_TESTS ]
+  else:
+    args_suites = set()
+    for arg in args:
+      suite = arg.split(os.path.sep)[0]
+      if not suite in args_suites:
+        args_suites.add(suite)
+    suite_paths = [ s for s in suite_paths if s in args_suites ]
+
+  suites = []
+  for root in suite_paths:
+    suite = testsuite.TestSuite.LoadTestSuite(
+        os.path.join(workspace, "test", root))
+    if suite:
+      suites.append(suite)
+
+  if options.download_data:
+    for s in suites:
+      s.DownloadData()
+
+  for mode in options.mode:
+    for arch in options.arch:
+      code = Execute(arch, mode, args, options, suites, workspace)
+      exit_code = exit_code or code
+  return exit_code
+
+
+def Execute(arch, mode, args, options, suites, workspace):
+  print(">>> Running tests for %s.%s" % (arch, mode))
+
+  shell_dir = options.shell_dir
+  if not shell_dir:
+    if options.buildbot:
+      shell_dir = os.path.join(workspace, options.outdir, mode)
+      mode = mode.lower()
+    else:
+      shell_dir = os.path.join(workspace, options.outdir,
+                               "%s.%s" % (arch, mode))
+  shell_dir = os.path.relpath(shell_dir)
+
+  # Populate context object.
+  mode_flags = MODE_FLAGS[mode]
+  options.timeout *= TIMEOUT_SCALEFACTOR[mode]
+  ctx = context.Context(arch, mode, shell_dir,
+                        mode_flags, options.verbose,
+                        options.timeout, options.isolates,
+                        options.command_prefix,
+                        options.extra_flags)
+
+  # Find available test suites and read test cases from them.
+  variables = {
+    "mode": mode,
+    "arch": arch,
+    "system": utils.GuessOS(),
+    "isolates": options.isolates
+  }
+  all_tests = []
+  num_tests = 0
+  test_id = 0
+  for s in suites:
+    s.ReadStatusFile(variables)
+    s.ReadTestCases(ctx)
+    all_tests += s.tests
+    if len(args) > 0:
+      s.FilterTestCasesByArgs(args)
+    s.FilterTestCasesByStatus(options.warn_unused)
+    if options.cat:
+      verbose.PrintTestSource(s.tests)
+      continue
+    variant_flags = s.VariantFlags() or VARIANT_FLAGS
+    s.tests = [ t.CopyAddingFlags(v) for t in s.tests for v in variant_flags ]
+    s.tests = ShardTests(s.tests, options.shard_count, options.shard_run)
+    num_tests += len(s.tests)
+    for t in s.tests:
+      t.id = test_id
+      test_id += 1
+
+  if options.cat:
+    return 0  # We're done here.
+
+  if options.report:
+    verbose.PrintReport(all_tests)
+
+  if num_tests == 0:
+    print "No tests to run."
+    return 0
+
+  # Run the tests, either locally or distributed on the network.
+  try:
+    start_time = time.time()
+    progress_indicator = progress.PROGRESS_INDICATORS[options.progress]()
+
+    run_networked = not options.no_network
+    if not run_networked:
+      print("Network distribution disabled, running tests locally.")
+    elif utils.GuessOS() != "linux":
+      print("Network distribution is only supported on Linux, sorry!")
+      run_networked = False
+    peers = []
+    if run_networked:
+      peers = network_execution.GetPeers()
+      if not peers:
+        print("No connection to distribution server; running tests locally.")
+        run_networked = False
+      elif len(peers) == 1:
+        print("No other peers on the network; running tests locally.")
+        run_networked = False
+      elif num_tests <= 100:
+        print("Less than 100 tests, running them locally.")
+        run_networked = False
+
+    if run_networked:
+      runner = network_execution.NetworkedRunner(suites, progress_indicator,
+                                                 ctx, peers, workspace)
+    else:
+      runner = execution.Runner(suites, progress_indicator, ctx)
+
+    exit_code = runner.Run(options.j)
+    if runner.terminate:
+      return exit_code
+    overall_duration = time.time() - start_time
+  except KeyboardInterrupt:
+    return 1
+
+  if options.time:
+    verbose.PrintTestDurations(suites, overall_duration)
+  return exit_code
+
+
+if __name__ == "__main__":
+  sys.exit(Main())