diff a/test/jdk/java/util/Collections/BinarySearchNullComparator.java b/test/jdk/java/util/Collections/BinarySearchNullComparator.java --- a/test/jdk/java/util/Collections/BinarySearchNullComparator.java +++ b/test/jdk/java/util/Collections/BinarySearchNullComparator.java @@ -1,7 +1,7 @@ /* - * Copyright (c) 2001, 2004, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2001, 2026, 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. @@ -23,20 +23,28 @@ /* * @test * @bug 4528331 5006032 * @summary Test Collections.binarySearch() with a null comparator + * @library /test/lib */ +import jdk.test.lib.valueclass.VClass; import java.util.Arrays; import java.util.Collections; import java.util.List; public class BinarySearchNullComparator { + public static void main(String[] args) throws Exception { List list = Arrays.asList(new String[] {"I", "Love", "You"}); int result = Collections.binarySearch(list, "You", null); if (result != 2) throw new Exception("Result: " + result); + + List values = Arrays.asList(new VClass(1, new int[] { 1 }), new VClass(2, new int[] { 2 }), new VClass(3, new int[] { 3 })); + int vresult = Collections.binarySearch(values, new VClass(3, new int[] { 3 }), null); + if (vresult != 2) + throw new Exception("Value result: " + vresult); } }