1 /* 2 * Copyright (c) 2007, 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 /* @test 27 @summary Test SoftTuning load method */ 28 29 import java.io.UnsupportedEncodingException; 30 31 import javax.sound.midi.MidiUnavailableException; 32 import javax.sound.midi.Patch; 33 import javax.sound.sampled.*; 34 35 import com.sun.media.sound.*; 36 37 public class Load4 { 38 39 private static void assertEquals(Object a, Object b) throws Exception 40 { 41 if(!a.equals(b)) 42 throw new RuntimeException("assertEquals fails!"); 43 } 44 45 private static void assertTrue(boolean value) throws Exception 46 { 47 if(!value) 48 throw new RuntimeException("assertTrue fails!"); 49 } 50 51 public static void main(String[] args) throws Exception { 52 // http://www.midi.org/about-midi/tuning_extens.shtml 53 // 0x04 KEY-BASED TUNING DUMP 54 SoftTuning tuning = new SoftTuning(); 55 byte[] name; 56 name = "Testing123 ".getBytes("ascii"); 57 58 int[] msg = new int[25+3*128]; 59 int[] head = {0xf0,0x7e,0x7f,0x08,0x04,0x00,0x00}; 60 int ox = 0; 61 for (int i = 0; i < head.length; i++) 62 msg[ox++] = head[i]; 63 for (int i = 0; i < name.length; i++) 64 msg[ox++] = name[i]; 65 for (int i = 0; i < 128; i++) { 66 msg[ox++] = i; 67 msg[ox++] = 64; 68 msg[ox++] = 0; 69 } 70 71 // Calc checksum 72 int x = msg[1] & 0xFF; 73 for (int i = 2; i < msg.length - 2; i++) 74 x = x ^ (msg[i] & 0xFF); 75 msg[ox++] = (x & 127); 76 77 msg[ox++] = 0xf7; 78 byte[] bmsg = new byte[msg.length]; 79 for (int i = 0; i < bmsg.length; i++) 80 bmsg[i] = (byte)msg[i]; 81 82 tuning.load(bmsg); 83 assertEquals(tuning.getName(), "Testing123 "); 84 double[] tunings = tuning.getTuning(); 85 for (int i = 0; i < tunings.length; i++) 86 assertTrue(Math.abs(tunings[i]-(i*100 + 50)) < 0.00001); 87 88 // Check if tuning fails if checksum is wrong 89 msg[msg.length - 2] += 10; 90 for (int i = 0; i < bmsg.length; i++) 91 bmsg[i] = (byte)msg[i]; 92 tuning = new SoftTuning(); 93 tuning.load(bmsg); 94 assertTrue(!tuning.getName().equals("Testing123 ")); 95 96 // Check if tuning fails if checksum is wrong 97 msg[msg.length - 2] += 10; 98 for (int i = 0; i < bmsg.length; i++) 99 bmsg[i] = (byte)msg[i]; 100 tuning = new SoftTuning(); 101 tuning.load(bmsg); 102 assertTrue(!tuning.getName().equals("Testing123 ")); 103 } 104 }