1 /* 2 * Copyright (c) 2001, 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* @test 25 * @bug 8065570 26 * @summary Unit test for X-Buffer.order methods 27 */ 28 package test.java.nio.Buffer; 29 30 import java.nio.*; 31 import org.testng.annotations.Test; 32 33 34 public class Order { 35 36 static final ByteOrder be = ByteOrder.BIG_ENDIAN; 37 static final ByteOrder le = ByteOrder.LITTLE_ENDIAN; 38 static final ByteOrder nord = ByteOrder.nativeOrder(); 39 40 protected static final int LENGTH = 16; 41 ck(ByteOrder ord, ByteOrder expected)42 static void ck(ByteOrder ord, ByteOrder expected) { 43 if (ord != expected) 44 throw new RuntimeException("Got " + ord + ", expected " + expected); 45 } 46 ckViews(ByteBuffer bb)47 private static void ckViews(ByteBuffer bb) { 48 ck(bb.asCharBuffer().order(), bb.order()); 49 ck(bb.asShortBuffer().order(), bb.order()); 50 ck(bb.asIntBuffer().order(), bb.order()); 51 ck(bb.asLongBuffer().order(), bb.order()); 52 ck(bb.asFloatBuffer().order(), bb.order()); 53 ck(bb.asDoubleBuffer().order(), bb.order()); 54 } 55 ckCopyViews(ByteBuffer bb)56 private static void ckCopyViews(ByteBuffer bb) { 57 ck(bb.asReadOnlyBuffer().order(), be); 58 ck(bb.duplicate().order(), be); 59 ck(bb.slice().order(), be); 60 } 61 ckByteBuffer(ByteBuffer bb)62 private static void ckByteBuffer(ByteBuffer bb) { 63 ckViews(bb); 64 ckCopyViews(bb); 65 bb.order(be); 66 ckViews(bb); 67 ckCopyViews(bb); 68 bb.order(le); 69 ckViews(bb); 70 ckCopyViews(bb); 71 } 72 73 // Android-changed: Use TsetNg. 74 // public static void main(String args[]) throws Exception { 75 @Test testOrder()76 public void testOrder() throws Exception { 77 78 ck(ByteBuffer.wrap(new byte[LENGTH], LENGTH/2, LENGTH/2).order(), be); 79 ck(ByteBuffer.wrap(new byte[LENGTH]).order(), be); 80 ck(ByteBuffer.wrap(new byte[LENGTH], LENGTH/2, LENGTH/2).order(be).order(), be); 81 ck(ByteBuffer.wrap(new byte[LENGTH]).order(be).order(), be); 82 ck(ByteBuffer.wrap(new byte[LENGTH], LENGTH/2, LENGTH/2).order(le).order(), le); 83 ck(ByteBuffer.wrap(new byte[LENGTH]).order(le).order(), le); 84 ck(ByteBuffer.allocate(LENGTH).order(), be); 85 ck(ByteBuffer.allocateDirect(LENGTH).order(), be); 86 ck(ByteBuffer.allocate(LENGTH).order(be).order(), be); 87 ck(ByteBuffer.allocate(LENGTH).order(le).order(), le); 88 ck(ByteBuffer.allocateDirect(LENGTH).order(be).order(), be); 89 ck(ByteBuffer.allocateDirect(LENGTH).order(le).order(), le); 90 91 ckByteBuffer(ByteBuffer.allocate(LENGTH)); 92 ckByteBuffer(ByteBuffer.allocateDirect(LENGTH)); 93 94 OrderChar.ckCharBuffer(); 95 OrderShort.ckShortBuffer(); 96 OrderInt.ckIntBuffer(); 97 OrderLong.ckLongBuffer(); 98 OrderFloat.ckFloatBuffer(); 99 OrderDouble.ckDoubleBuffer(); 100 } 101 }