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74 lines
3 KiB
JavaScript
74 lines
3 KiB
JavaScript
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// deno-fmt-ignore-file
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// deno-lint-ignore-file
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// Copyright Joyent and Node contributors. All rights reserved. MIT license.
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// Taken from Node 20.11.1
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// This file is automatically generated by `tests/node_compat/runner/setup.ts`. Do not modify this file manually.
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'use strict';
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const common = require('../common');
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const tmpdir = require('../common/tmpdir');
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tmpdir.refresh();
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const assert = require('assert');
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const fs = require('fs');
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// Check for Y2K38 support. For Windows, assume it's there. Windows
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// doesn't have `touch` and `date -r` which are used in the check for support.
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if (!common.isWindows) {
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const testFilePath = `${tmpdir.path}/y2k38-test`;
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const testFileDate = '204001020304';
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const { spawnSync } = require('child_process');
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const touchResult = spawnSync('touch',
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['-t', testFileDate, testFilePath],
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{ encoding: 'utf8' });
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if (touchResult.status !== 0) {
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common.skip('File system appears to lack Y2K38 support (touch failed)');
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}
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// On some file systems that lack Y2K38 support, `touch` will succeed but
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// the time will be incorrect.
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const dateResult = spawnSync('date',
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['-r', testFilePath, '+%Y%m%d%H%M'],
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{ encoding: 'utf8' });
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if (dateResult.status === 0) {
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if (dateResult.stdout.trim() !== testFileDate) {
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common.skip('File system appears to lack Y2k38 support (date failed)');
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}
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} else {
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// On some platforms `date` may not support the `-r` option. Usually
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// this will result in a non-zero status and usage information printed.
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// In this case optimistically proceed -- the earlier `touch` succeeded
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// but validation that the file has the correct time is not easily possible.
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assert.match(dateResult.stderr, /[Uu]sage:/);
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}
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}
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// Ref: https://github.com/nodejs/node/issues/13255
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const path = `${tmpdir.path}/test-utimes-precision`;
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fs.writeFileSync(path, '');
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const Y2K38_mtime = 2 ** 31;
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fs.utimesSync(path, Y2K38_mtime, Y2K38_mtime);
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const Y2K38_stats = fs.statSync(path);
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assert.strictEqual(Y2K38_stats.mtime.getTime() / 1000, Y2K38_mtime);
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if (common.isWindows) {
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// This value would get converted to (double)1713037251359.9998
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const truncate_mtime = 1713037251360;
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fs.utimesSync(path, truncate_mtime / 1000, truncate_mtime / 1000);
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const truncate_stats = fs.statSync(path);
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assert.strictEqual(truncate_stats.mtime.getTime(), truncate_mtime);
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// test Y2K38 for windows
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// This value if treaded as a `signed long` gets converted to -2135622133469.
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// POSIX systems stores timestamps in {long t_sec, long t_usec}.
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// NTFS stores times in nanoseconds in a single `uint64_t`, so when libuv
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// calculates (long)`uv_timespec_t.tv_sec` we get 2's complement.
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const overflow_mtime = 2159345162531;
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fs.utimesSync(path, overflow_mtime / 1000, overflow_mtime / 1000);
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const overflow_stats = fs.statSync(path);
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assert.strictEqual(overflow_stats.mtime.getTime(), overflow_mtime);
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}
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