1 files changed, 106 insertions, 0 deletions
diff --git a/tests/node_compat/test/parallel/test-fs-chmod-mask.js b/tests/node_compat/test/parallel/test-fs-chmod-mask.js
new file mode 100644
index 000000000..f11567c7e
--- /dev/null
+++ b/tests/node_compat/test/parallel/test-fs-chmod-mask.js
@@ -0,0 +1,106 @@
+// deno-fmt-ignore-file
+// deno-lint-ignore-file
+
+// Copyright Joyent and Node contributors. All rights reserved. MIT license.
+// Taken from Node 16.13.0
+// This file is automatically generated by "node/_tools/setup.ts". Do not modify this file manually
+
+'use strict';
+
+// This tests that the lower bits of mode > 0o777 still works in fs APIs.
+
+const common = require('../common');
+const assert = require('assert');
+const path = require('path');
+const fs = require('fs');
+
+// TODO(f3n67u): fs.chmod is not supported in Windows
+if (common.isWindows) {
+  return;
+}
+
+let mode;
+// On Windows chmod is only able to manipulate write permission
+if (common.isWindows) {
+  mode = 0o444;  // read-only
+} else {
+  mode = 0o777;
+}
+
+const maskToIgnore = 0o10000;
+
+const tmpdir = require('../common/tmpdir');
+tmpdir.refresh();
+
+function test(mode, asString) {
+  const suffix = asString ? 'str' : 'num';
+  const input = asString ?
+    (mode | maskToIgnore).toString(8) : (mode | maskToIgnore);
+
+  {
+    const file = path.join(tmpdir.path, `chmod-async-${suffix}.txt`);
+    fs.writeFileSync(file, 'test', 'utf-8');
+
+    fs.chmod(file, input, common.mustSucceed(() => {
+      assert.strictEqual(fs.statSync(file).mode & 0o777, mode);
+    }));
+  }
+
+  {
+    const file = path.join(tmpdir.path, `chmodSync-${suffix}.txt`);
+    fs.writeFileSync(file, 'test', 'utf-8');
+
+    fs.chmodSync(file, input);
+    assert.strictEqual(fs.statSync(file).mode & 0o777, mode);
+  }
+
+  // TODO(f3n67u): implement fs.fchmod
+  // {
+  //   const file = path.join(tmpdir.path, `fchmod-async-${suffix}.txt`);
+  //   fs.writeFileSync(file, 'test', 'utf-8');
+  //   fs.open(file, 'w', common.mustSucceed((fd) => {
+  //     fs.fchmod(fd, input, common.mustSucceed(() => {
+  //       assert.strictEqual(fs.fstatSync(fd).mode & 0o777, mode);
+  //       fs.close(fd, assert.ifError);
+  //     }));
+  //   }));
+  // }
+
+  // TODO(f3n67u): implement fs.fchmodSync
+  // {
+  //   const file = path.join(tmpdir.path, `fchmodSync-${suffix}.txt`);
+  //   fs.writeFileSync(file, 'test', 'utf-8');
+  //   const fd = fs.openSync(file, 'w');
+
+  //   fs.fchmodSync(fd, input);
+  //   assert.strictEqual(fs.fstatSync(fd).mode & 0o777, mode);
+
+  //   fs.close(fd, assert.ifError);
+  // }
+
+  // TODO(f3n67u): implement fs.lchmod
+  // if (fs.lchmod) {
+  //   const link = path.join(tmpdir.path, `lchmod-src-${suffix}`);
+  //   const file = path.join(tmpdir.path, `lchmod-dest-${suffix}`);
+  //   fs.writeFileSync(file, 'test', 'utf-8');
+  //   fs.symlinkSync(file, link);
+
+  //   fs.lchmod(link, input, common.mustSucceed(() => {
+  //     assert.strictEqual(fs.lstatSync(link).mode & 0o777, mode);
+  //   }));
+  // }
+
+  // TODO(f3n67u): implement fs.lchmodSync
+  // if (fs.lchmodSync) {
+  //   const link = path.join(tmpdir.path, `lchmodSync-src-${suffix}`);
+  //   const file = path.join(tmpdir.path, `lchmodSync-dest-${suffix}`);
+  //   fs.writeFileSync(file, 'test', 'utf-8');
+  //   fs.symlinkSync(file, link);
+
+  //   fs.lchmodSync(link, input);
+  //   assert.strictEqual(fs.lstatSync(link).mode & 0o777, mode);
+  // }
+}
+
+test(mode, true);
+test(mode, false);