1 files changed, 102 insertions, 0 deletions
diff --git a/tests/node_compat/test/parallel/test-fs-readv.js b/tests/node_compat/test/parallel/test-fs-readv.js
new file mode 100644
index 000000000..b385d5f6f
--- /dev/null
+++ b/tests/node_compat/test/parallel/test-fs-readv.js
@@ -0,0 +1,102 @@
+// 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 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';
+
+let cnt = 0;
+const getFileName = () => path.join(tmpdir.path, `readv_${++cnt}.txt`);
+const exptectedBuff = Buffer.from(expected);
+
+const allocateEmptyBuffers = (combinedLength) => {
+  const bufferArr = [];
+  // Allocate two buffers, each half the size of exptectedBuff
+  bufferArr[0] = Buffer.alloc(Math.floor(combinedLength / 2));
+  bufferArr[1] = Buffer.alloc(combinedLength - bufferArr[0].length);
+
+  return bufferArr;
+};
+
+const getCallback = (fd, bufferArr) => {
+  return common.mustSucceed((bytesRead, buffers) => {
+    assert.deepStrictEqual(bufferArr, buffers);
+    const expectedLength = exptectedBuff.length;
+    assert.deepStrictEqual(bytesRead, expectedLength);
+    fs.closeSync(fd);
+
+    assert(Buffer.concat(bufferArr).equals(exptectedBuff));
+  });
+};
+
+// fs.readv with array of buffers with all parameters
+{
+  const filename = getFileName();
+  const fd = fs.openSync(filename, 'w+');
+  fs.writeSync(fd, exptectedBuff);
+
+  const bufferArr = allocateEmptyBuffers(exptectedBuff.length);
+  const callback = getCallback(fd, bufferArr);
+
+  fs.readv(fd, bufferArr, 0, callback);
+}
+
+// fs.readv with array of buffers without position
+{
+  const filename = getFileName();
+  fs.writeFileSync(filename, exptectedBuff);
+  const fd = fs.openSync(filename, 'r');
+
+  const bufferArr = allocateEmptyBuffers(exptectedBuff.length);
+  const callback = getCallback(fd, bufferArr);
+
+  fs.readv(fd, bufferArr, callback);
+}
+
+/**
+ * Testing with incorrect arguments
+ */
+const wrongInputs = [false, 'test', {}, [{}], ['sdf'], null, undefined];
+
+{
+  const filename = getFileName(2);
+  fs.writeFileSync(filename, exptectedBuff);
+  const fd = fs.openSync(filename, 'r');
+
+
+  wrongInputs.forEach((wrongInput) => {
+    assert.throws(
+      () => fs.readv(fd, wrongInput, null, common.mustNotCall()), {
+        code: 'ERR_INVALID_ARG_TYPE',
+        name: 'TypeError'
+      }
+    );
+  });
+
+  fs.closeSync(fd);
+}
+
+{
+  // fs.readv with wrong fd argument
+  wrongInputs.forEach((wrongInput) => {
+    assert.throws(
+      () => fs.readv(wrongInput, common.mustNotCall()),
+      {
+        code: 'ERR_INVALID_ARG_TYPE',
+        name: 'TypeError'
+      }
+    );
+  });
+}