f321ada760
All --stress-* flags are now automatically tested. This also removes a superfluous option that was never changed. The default value is now inlined. No-Try: true Bug: v8:13113 Change-Id: If7428b383ed01ff36a93f618badababfc448db26 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3899259 Reviewed-by: Alexander Schulze <alexschulze@chromium.org> Commit-Queue: Michael Achenbach <machenbach@chromium.org> Cr-Commit-Position: refs/heads/main@{#83258}
205 lines
7.7 KiB
Python
Executable File
205 lines
7.7 KiB
Python
Executable File
#!/usr/bin/env python3
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#
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# Copyright 2017 the V8 project authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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import sys
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# Adds testrunner to the path hence it has to be imported at the beggining.
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from testrunner import base_runner
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from testrunner.local import utils
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from testrunner.testproc import fuzzer
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from testrunner.testproc.combiner import CombinerProc
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from testrunner.testproc.execution import ExecutionProc
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from testrunner.testproc.expectation import ExpectationProc
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from testrunner.testproc.filter import StatusFileFilterProc, NameFilterProc
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from testrunner.testproc.loader import LoadProc
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from testrunner.utils import random_utils
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from testrunner.testproc.rerun import RerunProc
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from testrunner.testproc.timeout import TimeoutProc
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from testrunner.testproc.progress import ResultsTracker, ProgressProc
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from testrunner.testproc.shard import ShardProc
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DEFAULT_SUITES = ["mjsunit", "webkit", "benchmarks"]
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class NumFuzzer(base_runner.BaseTestRunner):
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def __init__(self, *args, **kwargs):
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super(NumFuzzer, self).__init__(*args, **kwargs)
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@property
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def framework_name(self):
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return 'num_fuzzer'
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def _add_parser_options(self, parser):
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parser.add_option("--fuzzer-random-seed", default=0,
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help="Default seed for initializing fuzzer random "
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"generator")
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parser.add_option("--tests-count", default=5, type="int",
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help="Number of tests to generate from each base test. "
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"Can be combined with --total-timeout-sec with "
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"value 0 to provide infinite number of subtests. "
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"When --combine-tests is set it indicates how many "
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"tests to create in total")
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# Stress gc
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parser.add_option("--stress-marking", default=0, type="int",
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help="probability [0-10] of adding --stress-marking "
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"flag to the test")
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parser.add_option("--stress-scavenge", default=0, type="int",
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help="probability [0-10] of adding --stress-scavenge "
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"flag to the test")
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parser.add_option("--stress-compaction", default=0, type="int",
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help="probability [0-10] of adding --stress-compaction "
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"flag to the test")
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parser.add_option("--stress-gc", default=0, type="int",
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help="probability [0-10] of adding --random-gc-interval "
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"flag to the test")
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# Stress stack size
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parser.add_option("--stress-stack-size", default=0, type="int",
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help="probability [0-10] of adding --stack-size "
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"flag to the test")
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# Stress tasks
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parser.add_option("--stress-delay-tasks", default=0, type="int",
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help="probability [0-10] of adding --stress-delay-tasks "
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"flag to the test")
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parser.add_option("--stress-thread-pool-size", default=0, type="int",
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help="probability [0-10] of adding --thread-pool-size "
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"flag to the test")
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# Stress compiler
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parser.add_option("--stress-deopt", default=0, type="int",
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help="probability [0-10] of adding --deopt-every-n-times "
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"flag to the test")
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parser.add_option("--stress-interrupt-budget", default=0, type="int",
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help="probability [0-10] of adding the --interrupt-budget "
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"flag to the test")
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# Combine multiple tests
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parser.add_option("--combine-tests", default=False, action="store_true",
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help="Combine multiple tests as one and run with "
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"try-catch wrapper")
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parser.add_option("--combine-max", default=100, type="int",
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help="Maximum number of tests to combine")
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parser.add_option("--combine-min", default=2, type="int",
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help="Minimum number of tests to combine")
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# Miscellaneous
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parser.add_option("--variants", default='default',
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help="Comma-separated list of testing variants")
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return parser
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def _process_options(self):
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if not self.options.fuzzer_random_seed:
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self.options.fuzzer_random_seed = random_utils.random_seed()
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if self.options.total_timeout_sec:
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self.options.tests_count = 0
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if self.options.combine_tests:
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if self.options.combine_min > self.options.combine_max:
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print(('min_group_size (%d) cannot be larger than max_group_size (%d)' %
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self.options.min_group_size, self.options.max_group_size))
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raise base_runner.TestRunnerError()
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if self.options.variants != 'default':
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print ('Only default testing variant is supported with numfuzz')
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raise base_runner.TestRunnerError()
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return True
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def _get_default_suite_names(self):
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return DEFAULT_SUITES
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def _runner_flags(self):
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"""Extra default flags specific to the test runner implementation."""
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return [
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'--exit-on-contradictory-flags', '--testing-d8-test-runner', '--no-fail'
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]
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def _get_statusfile_variables(self):
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variables = (
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super(NumFuzzer, self)._get_statusfile_variables())
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variables.update({
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'deopt_fuzzer':
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bool(self.options.stress_deopt),
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'interrupt_fuzzer':
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bool(self.options.stress_interrupt_budget),
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'endurance_fuzzer':
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bool(self.options.combine_tests),
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'gc_stress':
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bool(self.options.stress_gc),
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'gc_fuzzer':
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bool(
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max([
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self.options.stress_marking, self.options.stress_scavenge,
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self.options.stress_compaction, self.options.stress_gc,
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self.options.stress_delay_tasks,
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self.options.stress_stack_size,
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self.options.stress_thread_pool_size
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])),
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})
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return variables
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def _do_execute(self, tests, args, ctx):
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loader = LoadProc(tests)
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combiner = CombinerProc.create(self.options)
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results = ResultsTracker.create(self.options)
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execproc = ExecutionProc(ctx, self.options.j)
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sigproc = self._create_signal_proc()
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progress = ProgressProc(ctx, self.options, self.framework_name,
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tests.test_count_estimate)
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procs = [
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loader,
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NameFilterProc(args) if args else None,
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StatusFileFilterProc(None, None),
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# TODO(majeski): Improve sharding when combiner is present. Maybe select
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# different random seeds for shards instead of splitting tests.
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ShardProc.create(self.options),
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ExpectationProc(),
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combiner,
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fuzzer.FuzzerProc.create(self.options),
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sigproc,
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progress,
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results,
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TimeoutProc.create(self.options),
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RerunProc.create(self.options),
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execproc,
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]
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procs = [p for p in procs if p]
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self._prepare_procs(procs)
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loader.load_initial_tests()
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# TODO(majeski): maybe some notification from loader would be better?
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if combiner:
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combiner.generate_initial_tests(self.options.j * 4)
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# This starts up worker processes and blocks until all tests are
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# processed.
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execproc.run()
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progress.finished()
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print('>>> %d tests ran' % results.total)
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if results.failed:
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return utils.EXIT_CODE_FAILURES
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# Indicate if a SIGINT or SIGTERM happened.
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return sigproc.exit_code
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def _is_testsuite_supported(self, suite):
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return not self.options.combine_tests or suite.test_combiner_available()
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if __name__ == '__main__':
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sys.exit(NumFuzzer().execute()) # pragma: no cover
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