test: refactor fs readdir buffer with test runner

Author: sercanpaspal

test/parallel/test-fs-readdir-buffer.js

@@ -1,17 +1,23 @@
 'use strict';
+const assert = require('node:assert');
+const { describe, it } = require('node:test');
+
 const common = require('../common');
 const fs = require('fs');
 
 if (!common.isMacOS) {
  common.skip('this tests works only on MacOS');
 }
 
-const assert = require('assert');
-
-fs.readdir(
- Buffer.from('/dev'),
- { withFileTypes: true, encoding: 'buffer' },
- common.mustCall((e, d) => {
- assert.strictEqual(e, null);
+describe('fs.readdir from buffer', () => {
+ it('it should read from the buffer', async () => {
+ const result = await new Promise(resolve => {
+ fs.readdir(
+ Buffer.from('/dev'),
+ { withFileTypes: true, encoding: 'buffer' },
+ common.mustCall((e, d) => resolve(e))
+ );
+ })
+ assert.strictEqual(result, null);
  })
-);
+})