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>
68 lines
2.3 KiB
Python
68 lines
2.3 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 . import base
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STANDARD_VARIANT = set(["default"])
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class VariantProc(base.TestProcProducer):
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"""Processor creating variants.
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For each test it keeps generator that returns variant, flags and id suffix.
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It produces variants one at a time, so it's waiting for the result of one
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variant to create another variant of the same test.
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It maintains the order of the variants passed to the init.
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There are some cases when particular variant of the test is not valid. To
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ignore subtests like that, StatusFileFilterProc should be placed somewhere
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after the VariantProc.
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"""
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def __init__(self, variants):
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super(VariantProc, self).__init__('VariantProc')
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self._requirement = base.DROP_RESULT
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self._next_variant = {}
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self._variant_gens = {}
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self._variants = variants
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def test_suffix(self, test):
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return test.variant
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def _next_test(self, test):
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gen = self._variants_gen(test)
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self._next_variant[test.procid] = gen
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return self._try_send_new_subtest(test, gen)
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def _result_for(self, test, subtest, result):
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# The generator might have been removed after cycling through all subtests
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# below. If some of the subtests are heavy, they get buffered and return
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# their results later.
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gen = self._next_variant.get(test.procid)
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if not gen or not self._try_send_new_subtest(test, gen):
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self._send_result(test, None)
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def _try_send_new_subtest(self, test, variants_gen):
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for variant, flags, suffix in variants_gen:
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subtest = test.create_subtest(
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self, '%s-%s' % (variant, suffix), variant=variant, flags=flags)
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if self._send_test(subtest):
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return True
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del self._next_variant[test.procid]
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return False
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def _variants_gen(self, test):
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"""Generator producing (variant, flags, procid suffix) tuples."""
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return self._get_variants_gen(test).gen(test)
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def _get_variants_gen(self, test):
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key = test.suite.name
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variants_gen = self._variant_gens.get(key)
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if not variants_gen:
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variants_gen = test.suite.get_variants_gen(self._variants)
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self._variant_gens[key] = variants_gen
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return variants_gen
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