f226350fcb
PR-URL: https://github.com/nodejs/node/pull/47251 Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com> Reviewed-By: Richard Lau <rlau@redhat.com>
58 lines
1.8 KiB
Python
58 lines
1.8 KiB
Python
# Copyright 2018 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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from collections import defaultdict
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from . import base
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from ..utils import random_utils
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class SeedProc(base.TestProcProducer):
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def __init__(self, count, seed=None, parallel_subtests=1):
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"""
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Args:
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count: How many subtests with different seeds to create for each test.
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0 means infinite.
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seed: seed to use. None means random seed for each subtest.
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parallel_subtests: How many subtest of each test to run at the same time.
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"""
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super(SeedProc, self).__init__('Seed')
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self._requirement = base.DROP_RESULT
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self._count = count
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self._seed = seed
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self._last_idx = defaultdict(int)
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self._todo = defaultdict(int)
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self._parallel_subtests = parallel_subtests
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if count:
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self._parallel_subtests = min(self._parallel_subtests, count)
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def _next_test(self, test):
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is_loaded = False
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for _ in range(0, self._parallel_subtests):
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is_loaded |= self._try_send_next_test(test)
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return is_loaded
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def _result_for(self, test, subtest, result):
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self._todo[test.procid] -= 1
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if not self._try_send_next_test(test):
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if not self._todo.get(test.procid):
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del self._last_idx[test.procid]
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del self._todo[test.procid]
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self._send_result(test, None)
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def _try_send_next_test(self, test):
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def create_subtest(idx):
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seed = self._seed or random_utils.random_seed()
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return test.create_subtest(self, idx, random_seed=seed)
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num = self._last_idx[test.procid]
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if not self._count or num < self._count:
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num += 1
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self._todo[test.procid] += 1
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self._last_idx[test.procid] = num
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return self._send_test(create_subtest(num))
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return False
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