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test: replace flaky pummel regression tests #34530

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These tests were written a long time ago, and use the allocation of
large amounts of unused memory as a way to detect use-after-free
problems with Buffers. As a result, the tests are resource-intensive
and may crash because of that.

Replace them with a more modern test. We don’t explicitly try to
detect use-after-free conditions, and instead rely on e.g. ASAN
(or the process just crashing hard) to do that for us.

Fixes: #34527

Checklist
  • make -j4 test (UNIX), or vcbuild test (Windows) passes
  • tests and/or benchmarks are included
  • commit message follows commit guidelines

@nodejs-github-bot nodejs-github-bot added the test Issues and PRs related to the tests. label Jul 27, 2020
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These tests were written a long time ago, and use the allocation of
large amounts of unused memory as a way to detect use-after-free
problems with Buffers. As a result, the tests are resource-intensive
and may crash because of that.

Replace them with a more modern test. We don’t explicitly try to
*detect* use-after-free conditions, and instead rely on e.g. ASAN
(or the process just crashing hard) to do that for us.

Fixes: nodejs#34527
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@Trott
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Trott commented Jul 30, 2020

@nodejs/testing @nodejs/fs This could use another review.

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Trott commented Jul 30, 2020

(I rebased to eliminate a trivial merge conflict and then force-pushed. Just in case anyone is wondering what is up with my force-push to Anna's branch.)

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Co-authored-by: Rich Trott <rtrott@gmail.com>
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@Trott Trott added the flaky-test Issues and PRs related to the tests with unstable failures on the CI. label Aug 1, 2020
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nodejs-github-bot commented Aug 2, 2020

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Trott commented Aug 2, 2020

@nodejs/collaborators This could use another review.

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Landed in 0bb70b0

@gengjiawen gengjiawen closed this Aug 4, 2020
gengjiawen pushed a commit that referenced this pull request Aug 4, 2020
These tests were written a long time ago, and use the allocation of
large amounts of unused memory as a way to detect use-after-free
problems with Buffers. As a result, the tests are resource-intensive
and may crash because of that.

Replace them with a more modern test. We don’t explicitly try to
*detect* use-after-free conditions, and instead rely on e.g. ASAN
(or the process just crashing hard) to do that for us.

Fixes: #34527

PR-URL: #34530
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Andrey Pechkurov <apechkurov@gmail.com>
Reviewed-By: Jiawen Geng <technicalcute@gmail.com>
codebytere pushed a commit that referenced this pull request Aug 6, 2020
These tests were written a long time ago, and use the allocation of
large amounts of unused memory as a way to detect use-after-free
problems with Buffers. As a result, the tests are resource-intensive
and may crash because of that.

Replace them with a more modern test. We don’t explicitly try to
*detect* use-after-free conditions, and instead rely on e.g. ASAN
(or the process just crashing hard) to do that for us.

Fixes: #34527

PR-URL: #34530
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Andrey Pechkurov <apechkurov@gmail.com>
Reviewed-By: Jiawen Geng <technicalcute@gmail.com>
@codebytere codebytere mentioned this pull request Aug 10, 2020
codebytere pushed a commit that referenced this pull request Aug 11, 2020
These tests were written a long time ago, and use the allocation of
large amounts of unused memory as a way to detect use-after-free
problems with Buffers. As a result, the tests are resource-intensive
and may crash because of that.

Replace them with a more modern test. We don’t explicitly try to
*detect* use-after-free conditions, and instead rely on e.g. ASAN
(or the process just crashing hard) to do that for us.

Fixes: #34527

PR-URL: #34530
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Andrey Pechkurov <apechkurov@gmail.com>
Reviewed-By: Jiawen Geng <technicalcute@gmail.com>
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flaky test-regress-GH-814_2
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