--- /dev/null	2016-01-20 09:42:27.247595856 +0100
+++ new/test/src/jdk/nashorn/test/models/LongProvider.java	2016-01-20 14:15:04.307064069 +0100
@@ -0,0 +1,63 @@
+/*
+ * 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.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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.
+ */
+
+package jdk.nashorn.test.models;
+
+import java.util.Arrays;
+
+/**
+ * A class that returns and receives longs.
+ */
+@SuppressWarnings("javadoc")
+public class LongProvider {
+
+    final static long[][] arrays = {
+            {1L, 2L, 3L},
+            {1L, 1L << 30, 1L << 50, 4L},
+            {1L, Long.MAX_VALUE, Long.MIN_VALUE, 4L}
+    };
+
+    public static long getLong(final String str) {
+        final long l = Long.parseLong(str);
+        checkLong(l, str);
+        return l;
+    }
+
+    public static long[] getLongArray(final int n) {
+        return arrays[n];
+    }
+
+    public static void checkLong(final long value, final String str) {
+        if (!Long.toString(value).equals(str)) {
+            throw new RuntimeException("Wrong value. Expected " + str + ", got " + value);
+        }
+    }
+
+    public static void checkLongArray(final long[] array, final int n) {
+        if (!Arrays.equals(array, arrays[n])) {
+            throw new RuntimeException("Arrays don't match: " + Arrays.toString(array) + ", " + Arrays.toString(arrays[n]));
+        }
+    }
+}