mirror of https://github.com/nodejs/node.git
49 lines
1.4 KiB
JavaScript
49 lines
1.4 KiB
JavaScript
'use strict';
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const common = require('../common');
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const { watch, writeFileSync } = require('node:fs');
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const { join } = require('node:path');
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const tmpdir = require('../common/tmpdir.js');
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const assert = require('assert');
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if (common.isIBMi)
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common.skip('IBMi does not support `fs.watch()`');
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// fs-watch on folders have limited capability in AIX.
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// The testcase makes use of folder watching, and causes
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// hang. This behavior is documented. Skip this for AIX.
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if (common.isAIX)
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common.skip('folder watch capability is limited in AIX.');
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tmpdir.refresh();
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const tmpDir = tmpdir.path;
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const filename = join(tmpDir, 'test.file');
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const keepalive = setTimeout(() => {
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throw new Error('timed out');
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}, common.platformTimeout(30_000));
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function doWatch() {
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const watcher = watch(tmpDir, { recursive: true }, common.mustCall((eventType, _filename) => {
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clearTimeout(keepalive);
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watcher.close();
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assert.strictEqual(eventType, 'rename');
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assert.strictEqual(join(tmpDir, _filename), filename);
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}));
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// Do the write with a delay to ensure that the OS is ready to notify us.
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setTimeout(() => {
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writeFileSync(filename, 'foobar2');
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}, common.platformTimeout(200));
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}
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if (common.isMacOS) {
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// On macOS delay watcher start to avoid leaking previous events.
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// Refs: https://github.com/libuv/libuv/pull/4503
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setTimeout(doWatch, common.platformTimeout(100));
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} else {
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doWatch();
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}
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