1 files changed, 32 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Function/prototype/bind/instance-length-prop-desc.js b/js/src/tests/test262/built-ins/Function/prototype/bind/instance-length-prop-desc.js
new file mode 100644
index 0000000000..80f75b3b64
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Function/prototype/bind/instance-length-prop-desc.js
@@ -0,0 +1,32 @@
+// Copyright (c) 2012 Ecma International.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-function.prototype.bind
+description: >
+  "length" property of a bound function has correct descriptor.
+info: |
+  Function.prototype.bind ( thisArg, ...args )
+
+  [...]
+  8. Perform ! SetFunctionLength(F, L).
+  [...]
+
+  SetFunctionLength ( F, length )
+
+  [...]
+  4. Return ! DefinePropertyOrThrow(F, "length", PropertyDescriptor { [[Value]]:
+  length, [[Writable]]: false, [[Enumerable]]: false, [[Configurable]]: true }).
+includes: [propertyHelper.js]
+---*/
+
+function fn() {}
+
+verifyProperty(fn.bind(null), "length", {
+  value: 0,
+  writable: false,
+  enumerable: false,
+  configurable: true,
+});
+
+reportCompare(0, 0);