1 files changed, 104 insertions, 0 deletions
diff --git a/tests/node_compat/test/parallel/test-fs-writev-sync.js b/tests/node_compat/test/parallel/test-fs-writev-sync.js
new file mode 100644
index 000000000..53fa48af1
--- /dev/null
+++ b/tests/node_compat/test/parallel/test-fs-writev-sync.js
@@ -0,0 +1,104 @@
+// 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';
+
+require('../common');
+const assert = require('assert');
+const path = require('path');
+const fs = require('fs');
+const tmpdir = require('../common/tmpdir');
+
+tmpdir.refresh();
+
+const expected = 'ümlaut. Лорем 運務ホソモ指及 आपको करने विकास 紙読決多密所 أضف';
+
+const getFileName = (i) => path.join(tmpdir.path, `writev_sync_${i}.txt`);
+
+/**
+ * Testing with a array of buffers input
+ */
+
+// fs.writevSync with array of buffers with all parameters
+{
+  const filename = getFileName(1);
+  const fd = fs.openSync(filename, 'w');
+
+  const buffer = Buffer.from(expected);
+  const bufferArr = [buffer, buffer];
+  const expectedLength = bufferArr.length * buffer.byteLength;
+
+  let written = fs.writevSync(fd, [Buffer.from('')], null);
+  assert.strictEqual(written, 0);
+
+  written = fs.writevSync(fd, bufferArr, null);
+  assert.strictEqual(written, expectedLength);
+
+  fs.closeSync(fd);
+
+  assert(Buffer.concat(bufferArr).equals(fs.readFileSync(filename)));
+}
+
+// fs.writevSync with array of buffers without position
+{
+  const filename = getFileName(2);
+  const fd = fs.openSync(filename, 'w');
+
+  const buffer = Buffer.from(expected);
+  const bufferArr = [buffer, buffer, buffer];
+  const expectedLength = bufferArr.length * buffer.byteLength;
+
+  let written = fs.writevSync(fd, [Buffer.from('')]);
+  assert.strictEqual(written, 0);
+
+  written = fs.writevSync(fd, bufferArr);
+  assert.strictEqual(written, expectedLength);
+
+  fs.closeSync(fd);
+
+  assert(Buffer.concat(bufferArr).equals(fs.readFileSync(filename)));
+}
+
+// fs.writevSync with empty array of buffers
+{
+  const filename = getFileName(3);
+  const fd = fs.openSync(filename, 'w');
+  const written = fs.writevSync(fd, []);
+  assert.strictEqual(written, 0);
+  fs.closeSync(fd);
+
+}
+
+/**
+ * Testing with wrong input types
+ */
+{
+  const filename = getFileName(4);
+  const fd = fs.openSync(filename, 'w');
+
+  [false, 'test', {}, [{}], ['sdf'], null, undefined].forEach((i) => {
+    assert.throws(
+      () => fs.writevSync(fd, i, null), {
+        code: 'ERR_INVALID_ARG_TYPE',
+        name: 'TypeError'
+      }
+    );
+  });
+
+  fs.closeSync(fd);
+}
+
+// fs.writevSync with wrong fd types
+[false, 'test', {}, [{}], null, undefined].forEach((i) => {
+  assert.throws(
+    () => fs.writevSync(i),
+    {
+      code: 'ERR_INVALID_ARG_TYPE',
+      name: 'TypeError'
+    }
+  );
+});