1 files changed, 33 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Number/S15.7.2.1_A2.js b/js/src/tests/test262/built-ins/Number/S15.7.2.1_A2.js
new file mode 100644
index 0000000000..a20ca2036a
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Number/S15.7.2.1_A2.js
@@ -0,0 +1,33 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+info: |
+    The [[Prototype]] property of the newly constructed object
+    is set to the original Number prototype object, the one that is the
+    initial value of Number.prototype
+es5id: 15.7.2.1_A2
+description: Checking prototype property of the newly created objects
+---*/
+
+// CHECK#1
+var x1 = new Number(1);
+
+assert.sameValue(
+  typeof x1.constructor.prototype,
+  "object",
+  'The value of `typeof x1.constructor.prototype` is expected to be "object"'
+);
+
+var x2 = new Number(2);
+assert(Number.prototype.isPrototypeOf(x2), 'Number.prototype.isPrototypeOf(x2) must return true');
+
+var x3 = new Number(3);
+
+assert.sameValue(
+  Number.prototype,
+  x3.constructor.prototype,
+  'The value of Number.prototype is expected to equal the value of x3.constructor.prototype'
+);
+
+reportCompare(0, 0);