| #!/usr/bin/env python |
| # |
| # Copyright 2017 the V8 project authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| |
| from collections import OrderedDict |
| from os.path import join |
| import multiprocessing |
| import os |
| import random |
| import shlex |
| import subprocess |
| import sys |
| import time |
| |
| # Adds testrunner to the path hence it has to be imported at the beggining. |
| import base_runner |
| |
| 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.local.variants import ALL_VARIANTS |
| from testrunner.objects import context |
| |
| |
| TIMEOUT_DEFAULT = 60 |
| |
| # Variants ordered by expected runtime (slowest first). |
| VARIANTS = ["default"] |
| |
| MORE_VARIANTS = [ |
| "stress", |
| "stress_incremental_marking", |
| "nooptimization", |
| "stress_background_compile", |
| "wasm_traps", |
| ] |
| |
| VARIANT_ALIASES = { |
| # The default for developer workstations. |
| "dev": VARIANTS, |
| # Additional variants, run on all bots. |
| "more": MORE_VARIANTS, |
| # Shortcut for the two above ("more" first - it has the longer running tests). |
| "exhaustive": MORE_VARIANTS + VARIANTS, |
| # Additional variants, run on a subset of bots. |
| "extra": ["future", "liftoff"], |
| } |
| |
| GC_STRESS_FLAGS = ["--gc-interval=500", "--stress-compaction", |
| "--concurrent-recompilation-queue-length=64", |
| "--concurrent-recompilation-delay=500", |
| "--concurrent-recompilation"] |
| |
| # Double the timeout for these: |
| SLOW_ARCHS = ["arm", |
| "mips", |
| "mipsel", |
| "mips64", |
| "mips64el", |
| "s390", |
| "s390x", |
| "arm64"] |
| |
| |
| class StandardTestRunner(base_runner.BaseTestRunner): |
| def __init__(self): |
| super(StandardTestRunner, self).__init__() |
| |
| self.sancov_dir = None |
| |
| def _do_execute(self, options, args): |
| if options.swarming: |
| # Swarming doesn't print how isolated commands are called. Lets make |
| # this less cryptic by printing it ourselves. |
| print ' '.join(sys.argv) |
| |
| if utils.GuessOS() == "macos": |
| # TODO(machenbach): Temporary output for investigating hanging test |
| # driver on mac. |
| print "V8 related processes running on this host:" |
| try: |
| print subprocess.check_output( |
| "ps -e | egrep 'd8|cctest|unittests'", shell=True) |
| except Exception: |
| pass |
| |
| suite_paths = utils.GetSuitePaths(join(base_runner.BASE_DIR, "test")) |
| |
| # Use default tests if no test configuration was provided at the cmd line. |
| if len(args) == 0: |
| args = ["default"] |
| |
| # Expand arguments with grouped tests. The args should reflect the list |
| # of suites as otherwise filters would break. |
| def ExpandTestGroups(name): |
| if name in base_runner.TEST_MAP: |
| return [suite for suite in base_runner.TEST_MAP[name]] |
| else: |
| return [name] |
| args = reduce(lambda x, y: x + y, |
| [ExpandTestGroups(arg) for arg in args], |
| []) |
| |
| args_suites = OrderedDict() # Used as set |
| for arg in args: |
| args_suites[arg.split('/')[0]] = True |
| suite_paths = [ s for s in args_suites if s in suite_paths ] |
| |
| suites = [] |
| for root in suite_paths: |
| suite = testsuite.TestSuite.LoadTestSuite( |
| os.path.join(base_runner.BASE_DIR, "test", root)) |
| if suite: |
| suites.append(suite) |
| |
| for s in suites: |
| s.PrepareSources() |
| |
| try: |
| return self._execute(args, options, suites) |
| except KeyboardInterrupt: |
| return 2 |
| |
| def _add_parser_options(self, parser): |
| parser.add_option("--sancov-dir", |
| help="Directory where to collect coverage data") |
| parser.add_option("--cfi-vptr", |
| help="Run tests with UBSAN cfi_vptr option.", |
| default=False, action="store_true") |
| parser.add_option("--novfp3", |
| help="Indicates that V8 was compiled without VFP3" |
| " support", |
| default=False, action="store_true") |
| parser.add_option("--cat", help="Print the source of the tests", |
| default=False, action="store_true") |
| parser.add_option("--slow-tests", |
| help="Regard slow tests (run|skip|dontcare)", |
| default="dontcare") |
| parser.add_option("--pass-fail-tests", |
| help="Regard pass|fail tests (run|skip|dontcare)", |
| default="dontcare") |
| parser.add_option("--gc-stress", |
| help="Switch on GC stress mode", |
| default=False, action="store_true") |
| parser.add_option("--command-prefix", |
| help="Prepended to each shell command used to run a" |
| " test", |
| default="") |
| parser.add_option("--extra-flags", |
| help="Additional flags to pass to each test command", |
| action="append", default=[]) |
| parser.add_option("--isolates", help="Whether to test isolates", |
| default=False, action="store_true") |
| parser.add_option("-j", help="The number of parallel tasks to run", |
| default=0, type="int") |
| parser.add_option("--no-harness", "--noharness", |
| help="Run without test harness of a given suite", |
| default=False, action="store_true") |
| parser.add_option("--no-presubmit", "--nopresubmit", |
| help='Skip presubmit checks (deprecated)', |
| default=False, dest="no_presubmit", action="store_true") |
| parser.add_option("--no-sorting", "--nosorting", |
| help="Don't sort tests according to duration of last" |
| " run.", |
| default=False, dest="no_sorting", action="store_true") |
| parser.add_option("--no-variants", "--novariants", |
| help="Deprecated. " |
| "Equivalent to passing --variants=default", |
| default=False, dest="no_variants", action="store_true") |
| parser.add_option("--variants", |
| help="Comma-separated list of testing variants;" |
| " default: \"%s\"" % ",".join(VARIANTS)) |
| parser.add_option("--exhaustive-variants", |
| default=False, action="store_true", |
| help="Deprecated. " |
| "Equivalent to passing --variants=exhaustive") |
| parser.add_option("-p", "--progress", |
| help=("The style of progress indicator" |
| " (verbose, dots, color, mono)"), |
| choices=progress.PROGRESS_INDICATORS.keys(), |
| default="mono") |
| parser.add_option("--quickcheck", default=False, action="store_true", |
| help=("Quick check mode (skip slow tests)")) |
| parser.add_option("--report", help="Print a summary of the tests to be" |
| " run", |
| default=False, action="store_true") |
| parser.add_option("--json-test-results", |
| help="Path to a file for storing json results.") |
| parser.add_option("--flakiness-results", |
| help="Path to a file for storing flakiness json.") |
| parser.add_option("--rerun-failures-count", |
| help=("Number of times to rerun each failing test case." |
| " Very slow tests will be rerun only once."), |
| default=0, type="int") |
| parser.add_option("--rerun-failures-max", |
| help="Maximum number of failing test cases to rerun.", |
| default=100, type="int") |
| parser.add_option("--shard-count", |
| help="Split testsuites into this number of shards", |
| default=1, type="int") |
| parser.add_option("--shard-run", |
| help="Run this shard from the split up tests.", |
| default=1, type="int") |
| parser.add_option("--dont-skip-slow-simulator-tests", |
| help="Don't skip more slow tests when using a" |
| " simulator.", |
| default=False, action="store_true", |
| dest="dont_skip_simulator_slow_tests") |
| parser.add_option("--swarming", |
| help="Indicates running test driver on swarming.", |
| default=False, action="store_true") |
| parser.add_option("--time", help="Print timing information after running", |
| default=False, action="store_true") |
| parser.add_option("-t", "--timeout", help="Timeout in seconds", |
| default=TIMEOUT_DEFAULT, type="int") |
| parser.add_option("--warn-unused", help="Report unused rules", |
| default=False, action="store_true") |
| parser.add_option("--junitout", help="File name of the JUnit output") |
| parser.add_option("--junittestsuite", |
| help="The testsuite name in the JUnit output file", |
| default="v8tests") |
| parser.add_option("--random-seed", default=0, dest="random_seed", |
| help="Default seed for initializing random generator", |
| type=int) |
| parser.add_option("--random-seed-stress-count", default=1, type="int", |
| dest="random_seed_stress_count", |
| help="Number of runs with different random seeds") |
| |
| def _process_options(self, options): |
| global VARIANTS |
| |
| if options.sancov_dir: |
| self.sancov_dir = options.sancov_dir |
| if not os.path.exists(self.sancov_dir): |
| print("sancov-dir %s doesn't exist" % self.sancov_dir) |
| raise base_runner.TestRunnerError() |
| |
| options.command_prefix = shlex.split(options.command_prefix) |
| options.extra_flags = sum(map(shlex.split, options.extra_flags), []) |
| |
| if options.gc_stress: |
| options.extra_flags += GC_STRESS_FLAGS |
| |
| if self.build_config.asan: |
| options.extra_flags.append("--invoke-weak-callbacks") |
| options.extra_flags.append("--omit-quit") |
| |
| if options.novfp3: |
| options.extra_flags.append("--noenable-vfp3") |
| |
| if options.no_variants: |
| print ("Option --no-variants is deprecated. " |
| "Pass --variants=default instead.") |
| assert not options.variants |
| options.variants = "default" |
| |
| if options.exhaustive_variants: |
| # TODO(machenbach): Switch infra to --variants=exhaustive after M65. |
| print ("Option --exhaustive-variants is deprecated. " |
| "Pass --variants=exhaustive instead.") |
| # This is used on many bots. It includes a larger set of default |
| # variants. |
| # Other options for manipulating variants still apply afterwards. |
| assert not options.variants |
| options.variants = "exhaustive" |
| |
| if options.quickcheck: |
| assert not options.variants |
| options.variants = "stress,default" |
| options.slow_tests = "skip" |
| options.pass_fail_tests = "skip" |
| |
| if self.build_config.predictable: |
| options.variants = "default" |
| options.extra_flags.append("--predictable") |
| options.extra_flags.append("--verify_predictable") |
| options.extra_flags.append("--no-inline-new") |
| |
| # TODO(machenbach): Figure out how to test a bigger subset of variants on |
| # msan. |
| if self.build_config.msan: |
| options.variants = "default" |
| |
| if options.j == 0: |
| options.j = multiprocessing.cpu_count() |
| |
| if options.random_seed_stress_count <= 1 and options.random_seed == 0: |
| options.random_seed = self._random_seed() |
| |
| # Use developer defaults if no variant was specified. |
| options.variants = options.variants or "dev" |
| |
| # Resolve variant aliases and dedupe. |
| # TODO(machenbach): Don't mutate global variable. Rather pass mutated |
| # version as local variable. |
| VARIANTS = list(set(reduce( |
| list.__add__, |
| (VARIANT_ALIASES.get(v, [v]) for v in options.variants.split(",")), |
| [], |
| ))) |
| |
| if not set(VARIANTS).issubset(ALL_VARIANTS): |
| print "All variants must be in %s" % str(ALL_VARIANTS) |
| raise base_runner.TestRunnerError() |
| |
| def CheckTestMode(name, option): |
| if not option in ["run", "skip", "dontcare"]: |
| print "Unknown %s mode %s" % (name, option) |
| raise base_runner.TestRunnerError() |
| CheckTestMode("slow test", options.slow_tests) |
| CheckTestMode("pass|fail test", options.pass_fail_tests) |
| if self.build_config.no_i18n: |
| base_runner.TEST_MAP["bot_default"].remove("intl") |
| base_runner.TEST_MAP["default"].remove("intl") |
| |
| def _setup_env(self): |
| super(StandardTestRunner, self)._setup_env() |
| |
| symbolizer_option = self._get_external_symbolizer_option() |
| |
| if self.sancov_dir: |
| os.environ['ASAN_OPTIONS'] = ":".join([ |
| 'coverage=1', |
| 'coverage_dir=%s' % self.sancov_dir, |
| symbolizer_option, |
| "allow_user_segv_handler=1", |
| ]) |
| |
| def _random_seed(self): |
| seed = 0 |
| while not seed: |
| seed = random.SystemRandom().randint(-2147483648, 2147483647) |
| return seed |
| |
| def _execute(self, args, options, suites): |
| print(">>> Running tests for %s.%s" % (self.build_config.arch, |
| self.mode_name)) |
| # Populate context object. |
| |
| # Simulators are slow, therefore allow a longer timeout. |
| if self.build_config.arch in SLOW_ARCHS: |
| options.timeout *= 2 |
| |
| options.timeout *= self.mode_options.timeout_scalefactor |
| |
| if self.build_config.predictable: |
| # Predictable mode is slower. |
| options.timeout *= 2 |
| |
| ctx = context.Context(self.build_config.arch, |
| self.mode_options.execution_mode, |
| self.outdir, |
| self.mode_options.flags, |
| options.verbose, |
| options.timeout, |
| options.isolates, |
| options.command_prefix, |
| options.extra_flags, |
| self.build_config.no_i18n, |
| options.random_seed, |
| options.no_sorting, |
| options.rerun_failures_count, |
| options.rerun_failures_max, |
| self.build_config.predictable, |
| options.no_harness, |
| use_perf_data=not options.swarming, |
| sancov_dir=self.sancov_dir) |
| |
| # TODO(all): Combine "simulator" and "simulator_run". |
| # TODO(machenbach): In GN we can derive simulator run from |
| # target_arch != v8_target_arch in the dumped build config. |
| simulator_run = ( |
| not options.dont_skip_simulator_slow_tests and |
| self.build_config.arch in [ |
| 'arm64', 'arm', 'mipsel', 'mips', 'mips64', 'mips64el', 'ppc', |
| 'ppc64', 's390', 's390x'] and |
| bool(base_runner.ARCH_GUESS) and |
| self.build_config.arch != base_runner.ARCH_GUESS) |
| # Find available test suites and read test cases from them. |
| variables = { |
| "arch": self.build_config.arch, |
| "asan": self.build_config.asan, |
| "byteorder": sys.byteorder, |
| "dcheck_always_on": self.build_config.dcheck_always_on, |
| "deopt_fuzzer": False, |
| "gc_fuzzer": False, |
| "gc_stress": options.gc_stress, |
| "gcov_coverage": self.build_config.gcov_coverage, |
| "isolates": options.isolates, |
| "mode": self.mode_options.status_mode, |
| "msan": self.build_config.msan, |
| "no_harness": options.no_harness, |
| "no_i18n": self.build_config.no_i18n, |
| "no_snap": self.build_config.no_snap, |
| "novfp3": options.novfp3, |
| "predictable": self.build_config.predictable, |
| "simulator": utils.UseSimulator(self.build_config.arch), |
| "simulator_run": simulator_run, |
| "system": utils.GuessOS(), |
| "tsan": self.build_config.tsan, |
| "ubsan_vptr": self.build_config.ubsan_vptr, |
| } |
| all_tests = [] |
| num_tests = 0 |
| for s in suites: |
| s.ReadStatusFile(variables) |
| s.ReadTestCases(ctx) |
| if len(args) > 0: |
| s.FilterTestCasesByArgs(args) |
| all_tests += s.tests |
| |
| # First filtering by status applying the generic rules (tests without |
| # variants) |
| if options.warn_unused: |
| s.WarnUnusedRules(check_variant_rules=False) |
| s.FilterTestCasesByStatus(options.slow_tests, options.pass_fail_tests) |
| |
| if options.cat: |
| verbose.PrintTestSource(s.tests) |
| continue |
| variant_gen = s.CreateVariantGenerator(VARIANTS) |
| variant_tests = [ t.CopyAddingFlags(v, flags) |
| for t in s.tests |
| for v in variant_gen.FilterVariantsByTest(t) |
| for flags in variant_gen.GetFlagSets(t, v) ] |
| |
| if options.random_seed_stress_count > 1: |
| # Duplicate test for random seed stress mode. |
| def iter_seed_flags(): |
| for _ in range(0, options.random_seed_stress_count): |
| # Use given random seed for all runs (set by default in |
| # execution.py) or a new random seed if none is specified. |
| if options.random_seed: |
| yield [] |
| else: |
| yield ["--random-seed=%d" % self._random_seed()] |
| s.tests = [ |
| t.CopyAddingFlags(t.variant, flags) |
| for t in variant_tests |
| for flags in iter_seed_flags() |
| ] |
| else: |
| s.tests = variant_tests |
| |
| # Second filtering by status applying also the variant-dependent rules. |
| if options.warn_unused: |
| s.WarnUnusedRules(check_variant_rules=True) |
| s.FilterTestCasesByStatus(options.slow_tests, options.pass_fail_tests) |
| |
| for t in s.tests: |
| t.flags += s.GetStatusfileFlags(t) |
| |
| s.tests = self._shard_tests(s.tests, options) |
| num_tests += len(s.tests) |
| |
| if options.cat: |
| return 0 # We're done here. |
| |
| if options.report: |
| verbose.PrintReport(all_tests) |
| |
| # Run the tests. |
| start_time = time.time() |
| progress_indicator = progress.IndicatorNotifier() |
| progress_indicator.Register( |
| progress.PROGRESS_INDICATORS[options.progress]()) |
| if options.junitout: |
| progress_indicator.Register(progress.JUnitTestProgressIndicator( |
| options.junitout, options.junittestsuite)) |
| if options.json_test_results: |
| progress_indicator.Register(progress.JsonTestProgressIndicator( |
| options.json_test_results, |
| self.build_config.arch, |
| self.mode_options.execution_mode, |
| ctx.random_seed)) |
| if options.flakiness_results: |
| progress_indicator.Register(progress.FlakinessTestProgressIndicator( |
| options.flakiness_results)) |
| |
| runner = execution.Runner(suites, progress_indicator, ctx) |
| exit_code = runner.Run(options.j) |
| overall_duration = time.time() - start_time |
| |
| if options.time: |
| verbose.PrintTestDurations(suites, overall_duration) |
| |
| if num_tests == 0: |
| print("Warning: no tests were run!") |
| |
| if exit_code == 1 and options.json_test_results: |
| print("Force exit code 0 after failures. Json test results file " |
| "generated with failure information.") |
| exit_code = 0 |
| |
| if self.sancov_dir: |
| # If tests ran with sanitizer coverage, merge coverage files in the end. |
| try: |
| print "Merging sancov files." |
| subprocess.check_call([ |
| sys.executable, |
| join( |
| base_runner.BASE_DIR, "tools", "sanitizers", "sancov_merger.py"), |
| "--coverage-dir=%s" % self.sancov_dir]) |
| except: |
| print >> sys.stderr, "Error: Merging sancov files failed." |
| exit_code = 1 |
| |
| return exit_code |
| |
| def _shard_tests(self, tests, options): |
| # Read gtest shard configuration from environment (e.g. set by swarming). |
| # If none is present, use values passed on the command line. |
| shard_count = int( |
| os.environ.get('GTEST_TOTAL_SHARDS', options.shard_count)) |
| shard_run = os.environ.get('GTEST_SHARD_INDEX') |
| if shard_run is not None: |
| # The v8 shard_run starts at 1, while GTEST_SHARD_INDEX starts at 0. |
| shard_run = int(shard_run) + 1 |
| else: |
| shard_run = options.shard_run |
| |
| if options.shard_count > 1: |
| # Log if a value was passed on the cmd line and it differs from the |
| # environment variables. |
| if options.shard_count != shard_count: |
| print("shard_count from cmd line differs from environment variable " |
| "GTEST_TOTAL_SHARDS") |
| if options.shard_run > 1 and options.shard_run != shard_run: |
| print("shard_run from cmd line differs from environment variable " |
| "GTEST_SHARD_INDEX") |
| |
| 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 |
| |
| |
| if __name__ == '__main__': |
| sys.exit(StandardTestRunner().execute()) |
