1 files changed, 55 insertions, 0 deletions
diff --git a/external/contributions/Microsoft/ietcLatest/TestCases/ch15/15.4/15.4.4/15.4.4.21/15.4.4.21-9-b-25.js b/external/contributions/Microsoft/ietcLatest/TestCases/ch15/15.4/15.4.4/15.4.4.21/15.4.4.21-9-b-25.js
new file mode 100644
index 000000000..1283402a1
--- /dev/null
+++ b/external/contributions/Microsoft/ietcLatest/TestCases/ch15/15.4/15.4.4/15.4.4.21/15.4.4.21-9-b-25.js
@@ -0,0 +1,55 @@
+/// Copyright (c) 2009 Microsoft Corporation 
+/// 
+/// Redistribution and use in source and binary forms, with or without modification, are permitted provided
+/// that the following conditions are met: 
+///    * Redistributions of source code must retain the above copyright notice, this list of conditions and
+///      the following disclaimer. 
+///    * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and 
+///      the following disclaimer in the documentation and/or other materials provided with the distribution.  
+///    * Neither the name of Microsoft nor the names of its contributors may be used to
+///      endorse or promote products derived from this software without specific prior written permission.
+/// 
+/// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
+/// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+/// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
+/// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+/// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+/// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+/// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+/// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+/**
+ * @path ch15/15.4/15.4.4/15.4.4.21/15.4.4.21-9-b-25.js
+ * @description Array.prototype.reduce - deleting own property with prototype property causes prototype index property to be visited on an Array-like object
+ */
+
+
+function testcase() {
+
+        var testResult = false;
+
+        function callbackfn(accum, val, idx, obj) {
+            if (idx === 1 && val === 1) {
+                testResult = true;
+            }
+        }
+
+        var obj = { 0: 0, 1: 111, 4: 10, length: 10 };
+
+        Object.defineProperty(obj, "0", {
+            get: function () {
+                delete obj[1];
+                return 0;
+            },
+            configurable: true
+        });
+
+        try {
+            Object.prototype[1] = 1;
+            Array.prototype.reduce.call(obj, callbackfn, "initialValue");
+            return testResult;
+        } finally {
+            delete Object.prototype[1];
+        }
+    }
+runTestCase(testcase);