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| Current File : //proc/self/root/home/ubuntu/node-v16.18.1/test/parallel/test-fs-promises-file-handle-sync.js |
'use strict';
require('../common');
const assert = require('assert');
const fixtures = require('../common/fixtures');
const tmpdir = require('../common/tmpdir');
const { access, copyFile, open } = require('fs').promises;
const path = require('path');
async function validate() {
tmpdir.refresh();
const dest = path.resolve(tmpdir.path, 'baz.js');
await assert.rejects(
copyFile(fixtures.path('baz.js'), dest, 'r'),
{
code: 'ERR_INVALID_ARG_TYPE',
message: /mode.*integer.*string/
}
);
await copyFile(fixtures.path('baz.js'), dest);
await assert.rejects(
access(dest, 'r'),
{ code: 'ERR_INVALID_ARG_TYPE', message: /mode/ }
);
await access(dest);
const handle = await open(dest, 'r+');
await handle.datasync();
await handle.sync();
const buf = Buffer.from('hello world');
await handle.write(buf);
const ret = await handle.read(Buffer.alloc(11), 0, 11, 0);
assert.strictEqual(ret.bytesRead, 11);
assert.deepStrictEqual(ret.buffer, buf);
await handle.close();
}
validate();
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