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nodejs/test/parallel/test-experimental-shared-value-conveyor.js
Colin Ihrig a4e4a86d89
test: skip experimental test with pointer compression
The test test/parallel/test-experimental-shared-value-conveyor.js was
added to test the --harmony-struct feature of V8. However, when used
with pointer compression, the process crashes. This commit skips
the test for pointer compression builds. This change uses a child
process because starting a Node pointer compression build with
--harmony-struct immediately crashes the process. Once this crash
is addresses, this commit can be reverted.

PR-URL: https://github.com/nodejs/node/pull/48738
Reviewed-By: Moshe Atlow <moshe@atlow.co.il>
Reviewed-By: Michael Dawson <midawson@redhat.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Debadree Chatterjee <debadree333@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Richard Lau <rlau@redhat.com>
2023-07-16 09:10:58 +00:00

39 lines
1.3 KiB
JavaScript

'use strict';
const common = require('../common');
const assert = require('assert');
const { spawnSync } = require('child_process');
const { Worker, parentPort } = require('worker_threads');
if (process.env.TEST_CHILD_PROCESS === '1') {
// Do not use isMainThread so that this test itself can be run inside a Worker.
if (!process.env.HAS_STARTED_WORKER) {
process.env.HAS_STARTED_WORKER = 1;
const m = new globalThis.SharedArray(16);
const worker = new Worker(__filename);
worker.once('message', common.mustCall((message) => {
assert.strictEqual(message, m);
}));
worker.postMessage(m);
} else {
parentPort.once('message', common.mustCall((message) => {
// Simple echo.
parentPort.postMessage(message);
}));
}
} else {
if (process.config.variables.v8_enable_pointer_compression === 1) {
common.skip('--harmony-struct cannot be used with pointer compression');
}
const args = ['--harmony-struct', __filename];
const options = { env: { TEST_CHILD_PROCESS: '1', ...process.env } };
const child = spawnSync(process.execPath, args, options);
assert.strictEqual(child.stderr.toString().trim(), '');
assert.strictEqual(child.stdout.toString().trim(), '');
assert.strictEqual(child.status, 0);
assert.strictEqual(child.signal, null);
}