1 files changed, 60 insertions, 0 deletions
diff --git a/tests/node_compat/test/parallel/test-fs-readdir.js b/tests/node_compat/test/parallel/test-fs-readdir.js
new file mode 100644
index 000000000..768162fe2
--- /dev/null
+++ b/tests/node_compat/test/parallel/test-fs-readdir.js
@@ -0,0 +1,60 @@
+// deno-fmt-ignore-file
+// deno-lint-ignore-file
+
+// Copyright Joyent and Node contributors. All rights reserved. MIT license.
+// Taken from Node 18.12.1
+// This file is automatically generated by `tools/node_compat/setup.ts`. Do not modify this file manually.
+
+'use strict';
+
+const common = require('../common');
+const assert = require('assert');
+const fs = require('fs');
+
+const tmpdir = require('../common/tmpdir');
+
+const readdirDir = tmpdir.path;
+const files = ['empty', 'files', 'for', 'just', 'testing'];
+
+// Make sure tmp directory is clean
+tmpdir.refresh();
+
+// Create the necessary files
+files.forEach(function(currentFile) {
+  fs.closeSync(fs.openSync(`${readdirDir}/${currentFile}`, 'w'));
+});
+
+// Check the readdir Sync version
+assert.deepStrictEqual(files, fs.readdirSync(readdirDir).sort());
+
+// Check the readdir async version
+fs.readdir(readdirDir, common.mustSucceed((f) => {
+  assert.deepStrictEqual(files, f.sort());
+}));
+
+// readdir() on file should throw ENOTDIR
+// https://github.com/joyent/node/issues/1869
+assert.throws(function() {
+  fs.readdirSync(__filename);
+}, /Error: ENOTDIR: not a directory/);
+
+fs.readdir(__filename, common.mustCall(function(e) {
+  assert.strictEqual(e.code, 'ENOTDIR');
+}));
+
+[false, 1, [], {}, null, undefined].forEach((i) => {
+  assert.throws(
+    () => fs.readdir(i, common.mustNotCall()),
+    {
+      code: 'ERR_INVALID_ARG_TYPE',
+      name: 'TypeError'
+    }
+  );
+  assert.throws(
+    () => fs.readdirSync(i),
+    {
+      code: 'ERR_INVALID_ARG_TYPE',
+      name: 'TypeError'
+    }
+  );
+});