Mon, 23 Sep 2013 17:27:38 +0400
7154966: CRs found to be in Fixed state with no test and no noreg- keyword.
Reviewed-by: ksrini
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved. |
aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
aoqi@0 | 4 | * |
aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
aoqi@0 | 7 | * published by the Free Software Foundation. |
aoqi@0 | 8 | * |
aoqi@0 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
aoqi@0 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
aoqi@0 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
aoqi@0 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
aoqi@0 | 13 | * accompanied this code). |
aoqi@0 | 14 | * |
aoqi@0 | 15 | * You should have received a copy of the GNU General Public License version |
aoqi@0 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
aoqi@0 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
aoqi@0 | 18 | * |
aoqi@0 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
aoqi@0 | 20 | * or visit www.oracle.com if you need additional information or have any |
aoqi@0 | 21 | * questions. |
aoqi@0 | 22 | */ |
aoqi@0 | 23 | |
aoqi@0 | 24 | /* |
aoqi@0 | 25 | * @test |
aoqi@0 | 26 | * @bug 8004504 |
aoqi@0 | 27 | * @summary Ensure that ListBuffer is working properly |
aoqi@0 | 28 | */ |
aoqi@0 | 29 | |
aoqi@0 | 30 | import com.sun.tools.javac.util.List; |
aoqi@0 | 31 | import com.sun.tools.javac.util.ListBuffer; |
aoqi@0 | 32 | import java.util.Iterator; |
aoqi@0 | 33 | import java.util.Objects; |
aoqi@0 | 34 | |
aoqi@0 | 35 | public class ListBufferTest { |
aoqi@0 | 36 | public static void main(String... args) { |
aoqi@0 | 37 | testRemove(); |
aoqi@0 | 38 | testCopiedEndsWithList_nil(); |
aoqi@0 | 39 | } |
aoqi@0 | 40 | |
aoqi@0 | 41 | private static void testCopiedEndsWithList_nil() { |
aoqi@0 | 42 | ListBuffer<String> lb = new ListBuffer<>(); |
aoqi@0 | 43 | |
aoqi@0 | 44 | lb.add("a"); |
aoqi@0 | 45 | lb.add("b"); |
aoqi@0 | 46 | lb.add("c"); |
aoqi@0 | 47 | |
aoqi@0 | 48 | List<String> l1 = lb.toList(); |
aoqi@0 | 49 | |
aoqi@0 | 50 | assertListEquals(l1, "a", "b", "c"); |
aoqi@0 | 51 | assertEndsWithNil(l1); |
aoqi@0 | 52 | |
aoqi@0 | 53 | lb.add("d"); |
aoqi@0 | 54 | |
aoqi@0 | 55 | List<String> l2 = lb.toList(); |
aoqi@0 | 56 | assertListEquals(l2, "a", "b", "c", "d"); |
aoqi@0 | 57 | assertEndsWithNil(l2); |
aoqi@0 | 58 | assertListEquals(l1, "a", "b", "c"); |
aoqi@0 | 59 | } |
aoqi@0 | 60 | |
aoqi@0 | 61 | private static void testRemove() { |
aoqi@0 | 62 | ListBuffer<String> lb1 = new ListBuffer<>(); |
aoqi@0 | 63 | |
aoqi@0 | 64 | lb1.add("a"); |
aoqi@0 | 65 | lb1.add("b"); |
aoqi@0 | 66 | lb1.add("c"); |
aoqi@0 | 67 | |
aoqi@0 | 68 | assertListEquals(lb1.toList(), "a", "b", "c"); |
aoqi@0 | 69 | assertEquals(lb1.next(), "a"); |
aoqi@0 | 70 | assertListEquals(lb1.toList(), "b", "c"); |
aoqi@0 | 71 | assertEquals(lb1.next(), "b"); |
aoqi@0 | 72 | assertListEquals(lb1.toList(), "c"); |
aoqi@0 | 73 | assertEquals(lb1.next(), "c"); |
aoqi@0 | 74 | assertListEquals(lb1.toList()); |
aoqi@0 | 75 | assertEquals(lb1.next(), null); |
aoqi@0 | 76 | |
aoqi@0 | 77 | lb1.add("d"); |
aoqi@0 | 78 | |
aoqi@0 | 79 | assertEquals(lb1.next(), "d"); |
aoqi@0 | 80 | } |
aoqi@0 | 81 | |
aoqi@0 | 82 | private static void assertEndsWithNil(List<?> list) { |
aoqi@0 | 83 | while (!list.isEmpty()) { |
aoqi@0 | 84 | list = list.tail; |
aoqi@0 | 85 | } |
aoqi@0 | 86 | |
aoqi@0 | 87 | if (list != List.nil()) throw new IllegalStateException("Not ending with List.nil()"); |
aoqi@0 | 88 | } |
aoqi@0 | 89 | |
aoqi@0 | 90 | private static <T> void assertListEquals(Iterable<T> list, T... data) { |
aoqi@0 | 91 | int i = 0; |
aoqi@0 | 92 | Iterator<T> it = list.iterator(); |
aoqi@0 | 93 | |
aoqi@0 | 94 | while (it.hasNext() && i < data.length) { |
aoqi@0 | 95 | assertEquals(it.next(), data[i++]); |
aoqi@0 | 96 | } |
aoqi@0 | 97 | |
aoqi@0 | 98 | if (it.hasNext()) { |
aoqi@0 | 99 | throw new IllegalStateException("Too many elements in the list"); |
aoqi@0 | 100 | } |
aoqi@0 | 101 | |
aoqi@0 | 102 | if (i < data.length) { |
aoqi@0 | 103 | throw new IllegalStateException("Too few elements in the list"); |
aoqi@0 | 104 | } |
aoqi@0 | 105 | } |
aoqi@0 | 106 | |
aoqi@0 | 107 | private static void assertEquals(Object expected, Object actual) { |
aoqi@0 | 108 | if (!Objects.equals(expected, actual)) { |
aoqi@0 | 109 | throw new IllegalStateException("Incorrect content. Expected: " + expected + ", actual: " + actual); |
aoqi@0 | 110 | } |
aoqi@0 | 111 | } |
aoqi@0 | 112 | } |