--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/nashorn/script/basic/JDK-8079145.js	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,89 @@
+/*
+ * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * JDK-8079145: jdk.nashorn.internal.runtime.arrays.IntArrayData.convert assertion
+ *
+ * @test
+ * @fork
+ * @option -Dnashorn.debug=true
+ * @run
+ */
+
+var Byte = java.lang.Byte;
+var Short = java.lang.Short;
+var Integer = java.lang.Integer;
+var Long = java.lang.Long;
+var Float = java.lang.Float;
+var Double = java.lang.Double;
+var Character = java.lang.Character;
+
+function checkWiden(arr, value, name) {
+    switch (typeof value) {
+    case 'object':
+    case 'undefined':
+        print(name + ": check widen for " + value);
+        break;
+    default:
+        print(name + ": check widen for " + value + 
+            " [" + Debug.getClass(value) + "]");
+    }
+
+    arr[0] = value;
+}
+
+function checkIntWiden(value) {
+   checkWiden([34], value, "int array");
+}
+
+function checkLongWiden(value) {
+    checkWiden([Integer.MAX_VALUE + 1], value, "long array");
+}
+
+function checkNumberWiden(value) {
+    checkWiden([Math.PI], value, "number array");
+}
+
+function checkObjectWiden(value) {
+    checkWiden([null], value, "object array");
+}
+
+var values = [{}, null, undefined, false, true, new Byte(34),
+   new Integer(344454), new Long(454545), new Long(Integer.MAX_VALUE + 1),
+   new Float(34.3), new Double(Math.PI), new Character('s')];
+
+for each (var v in values) {
+    checkIntWiden(v);
+}
+
+for each (var v in values) {
+    checkLongWiden(v);
+}
+
+for each (var v in values) {
+    checkNumberWiden(v);
+}
+
+for each (var v in values) {
+    checkObjectWiden(v);
+}