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test: Test surrogate pair filenames on windows #51800

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31 changes: 31 additions & 0 deletions test/parallel/fs-operations-with-surrogate-pairs.js
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'use strict';

require('../common');
const fs = require('node:fs');
const path = require('node:path');
const assert = require('node:assert');
const { describe, it } = require('node:test');
const tmpdir = require('../common/tmpdir');

tmpdir.refresh();

describe('File operations with filenames containing surrogate pairs', () => {
it('should write, read, and delete a file with surrogate pairs in the filename', () => {
// Create a temporary directory
const tempdir = fs.mkdtempSync(tmpdir.resolve('emoji-fruit-🍇 🍈 🍉 🍊 🍋'));
assert.strictEqual(fs.existsSync(tempdir), true);

const filename = '🚀🔥🛸.txt';
const content = 'Test content';

// Write content to a file
fs.writeFileSync(path.join(tempdir, filename), content);

// Read content from the file
const readContent = fs.readFileSync(path.join(tempdir, filename), 'utf8');

// Check if the content matches
assert.strictEqual(readContent, content);

});
});