1 files changed, 40 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/splice/15.4.4.12-9-c-ii-1.js b/js/src/tests/test262/built-ins/Array/prototype/splice/15.4.4.12-9-c-ii-1.js
new file mode 100644
index 0000000000..5323c13cfc
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Array/prototype/splice/15.4.4.12-9-c-ii-1.js
@@ -0,0 +1,40 @@
+// Copyright (c) 2012 Ecma International.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-array.prototype.splice
+description: >
+    Array.prototype.splice will splice an array even when
+    Array.prototype has index '0' set to read-only and 'fromPresent'
+    less than 'actualDeleteCount (Step 9.c.ii)
+---*/
+
+var arr = ["a", "b", "c"];
+Array.prototype[0] = "test";
+var newArr = arr.splice(2, 1, "d");
+
+var verifyValue = false;
+verifyValue = arr.length === 3 && arr[0] === "a" && arr[1] === "b" && arr[2] === "d" &&
+  newArr[0] === "c" && newArr.length === 1;
+
+var verifyEnumerable = false;
+for (var p in newArr) {
+  if (newArr.hasOwnProperty("0") && p === "0") {
+    verifyEnumerable = true;
+  }
+}
+
+var verifyWritable = false;
+newArr[0] = 12;
+verifyWritable = newArr[0] === 12;
+
+var verifyConfigurable = false;
+delete newArr[0];
+verifyConfigurable = newArr.hasOwnProperty("0");
+
+assert(verifyValue, 'verifyValue !== true');
+assert.sameValue(verifyConfigurable, false, 'verifyConfigurable');
+assert(verifyEnumerable, 'verifyEnumerable !== true');
+assert(verifyWritable, 'verifyWritable !== true');
+
+reportCompare(0, 0);