@@ -0,0 +1,2026 @@
+/*%0A *  Licensed to the Apache Software Foundation (ASF) under one%0A *  or more contributor license agreements.  See the NOTICE file%0A *  distributed with this work for additional information%0A *  regarding copyright ownership.  The ASF licenses this file%0A *  to you under the Apache License, Version 2.0 (the%0A *  %22License%22); you may not use this file except in compliance%0A *  with the License.  You may obtain a copy of the License at%0A *%0A *    http://www.apache.org/licenses/LICENSE-2.0%0A *%0A *  Unless required by applicable law or agreed to in writing,%0A *  software distributed under the License is distributed on an%0A *  %22AS IS%22 BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY%0A *  KIND, either express or implied.  See the License for the%0A *  specific language governing permissions and limitations%0A *  under the License.%0A */%0Apackage org.apache.groovy.util;%0A%0Aimport org.junit.Assert;%0Aimport org.junit.Test;%0A%0Apublic class ArraysTest %7B%0A    @Test%0A    public void testMerge0() %7B%0A        try %7B%0A            Integer%5B%5D result = Arrays.merge();%0A            Assert.fail(%22should throw IllegalArgumentException%22);%0A        %7D catch (IllegalArgumentException e) %7B%0A            Assert.assertTrue(e.getMessage().contains(%22arrays should not be empty%22));%0A        %7D%0A    %7D%0A%0A    @Test%0A    public void testMerge1() %7B%0A        Integer%5B%5D a = new Integer%5B%5D %7B1, 2%7D;%0A        Integer%5B%5D result = Arrays.merge(a);%0A        Assert.assertArrayEquals(new Integer%5B%5D %7B1, 2%7D, result);%0A    %7D%0A%0A    @Test%0A    public void testMerge2() %7B%0A        Integer%5B%5D a = new Integer%5B%5D %7B1, 2%7D;%0A        Integer%5B%5D b = new Integer%5B%5D %7B3, 4%7D;%0A        Integer%5B%5D result = Arrays.merge(a, b);%0A        Assert.assertArrayEquals(new Integer%5B%5D %7B1, 2, 3, 4%7D, result);%0A    %7D%0A%0A    @Test%0A    public void testMerge3() %7B%0A        Integer%5B%5D a = new Integer%5B%5D %7B1, 2%7D;%0A        Integer%5B%5D b = new Integer%5B%5D %7B3, 4%7D;%0A        Integer%5B%5D c = new Integer%5B%5D %7B5, 6, 7, 8, 9%7D;%0A        Integer%5B%5D result = Arrays.merge(a, b, c);%0A        Assert.assertArrayEquals(new Integer%5B%5D %7B1, 2, 3, 4, 5, 6, 7, 8, 9%7D, result);%0A    %7D%0A%7D%0A

Add a test for `Arrays`